Mercurial > hg > btrack
changeset 72:f4d9410f187e
flow: Merged <release> '1.0.0' to <master> ('master').
| author | Adam Stark <adamstark@users.noreply.github.com> |
|---|---|
| date | Tue, 08 Jul 2014 12:32:27 +0100 |
| parents | 3049937d6ef1 (current diff) eafd101c04c4 (diff) |
| children | 2f3906d2d92c |
| files | README.md python-module/btrack_python_module.cpp python-module/setup.py |
| diffstat | 148 files changed, 10743 insertions(+), 998 deletions(-) [+] |
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--- a/.hgignore Tue Jan 21 01:45:36 2014 +0000 +++ b/.hgignore Tue Jul 08 12:32:27 2014 +0100 @@ -1,1 +1,11 @@ -python-module/build \ No newline at end of file +syntax: glob + +python-module/build +unit-tests/Build +xcuserdata +.DS_Store + +*.o +*.dylib + +*.xcworkspace \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/BTrack.Doxyfile Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,1847 @@ +# Doxyfile 1.8.2 + +# This file describes the settings to be used by the documentation system +# doxygen (www.doxygen.org) for a project +# +# All text after a hash (#) is considered a comment and will be ignored +# The format is: +# TAG = value [value, ...] +# For lists items can also be appended using: +# TAG += value [value, ...] +# Values that contain spaces should be placed between quotes (" ") + +#--------------------------------------------------------------------------- +# Project related configuration options +#--------------------------------------------------------------------------- + +# This tag specifies the encoding used for all characters in the config file +# that follow. The default is UTF-8 which is also the encoding used for all +# text before the first occurrence of this tag. Doxygen uses libiconv (or the +# iconv built into libc) for the transcoding. See +# http://www.gnu.org/software/libiconv for the list of possible encodings. + +DOXYFILE_ENCODING = UTF-8 + +# The PROJECT_NAME tag is a single word (or sequence of words) that should +# identify the project. Note that if you do not use Doxywizard you need +# to put quotes around the project name if it contains spaces. + +PROJECT_NAME = "BTrack - A Real-Time Beat Tracker" + +# The PROJECT_NUMBER tag can be used to enter a project or revision number. +# This could be handy for archiving the generated documentation or +# if some version control system is used. + +PROJECT_NUMBER = + +# Using the PROJECT_BRIEF tag one can provide an optional one line description +# for a project that appears at the top of each page and should give viewer +# a quick idea about the purpose of the project. Keep the description short. + +PROJECT_BRIEF = + +# With the PROJECT_LOGO tag one can specify an logo or icon that is +# included in the documentation. The maximum height of the logo should not +# exceed 55 pixels and the maximum width should not exceed 200 pixels. +# Doxygen will copy the logo to the output directory. + +PROJECT_LOGO = + +# The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute) +# base path where the generated documentation will be put. +# If a relative path is entered, it will be relative to the location +# where doxygen was started. If left blank the current directory will be used. + +OUTPUT_DIRECTORY = doc + +# If the CREATE_SUBDIRS tag is set to YES, then doxygen will create +# 4096 sub-directories (in 2 levels) under the output directory of each output +# format and will distribute the generated files over these directories. +# Enabling this option can be useful when feeding doxygen a huge amount of +# source files, where putting all generated files in the same directory would +# otherwise cause performance problems for the file system. + +CREATE_SUBDIRS = NO + +# The OUTPUT_LANGUAGE tag is used to specify the language in which all +# documentation generated by doxygen is written. Doxygen will use this +# information to generate all constant output in the proper language. +# The default language is English, other supported languages are: +# Afrikaans, Arabic, Brazilian, Catalan, Chinese, Chinese-Traditional, +# Croatian, Czech, Danish, Dutch, Esperanto, Farsi, Finnish, French, German, +# Greek, Hungarian, Italian, Japanese, Japanese-en (Japanese with English +# messages), Korean, Korean-en, Lithuanian, Norwegian, Macedonian, Persian, +# Polish, Portuguese, Romanian, Russian, Serbian, Serbian-Cyrillic, Slovak, +# Slovene, Spanish, Swedish, Ukrainian, and Vietnamese. + +OUTPUT_LANGUAGE = English + +# If the BRIEF_MEMBER_DESC tag is set to YES (the default) Doxygen will +# include brief member descriptions after the members that are listed in +# the file and class documentation (similar to JavaDoc). +# Set to NO to disable this. + +BRIEF_MEMBER_DESC = YES + +# If the REPEAT_BRIEF tag is set to YES (the default) Doxygen will prepend +# the brief description of a member or function before the detailed description. +# Note: if both HIDE_UNDOC_MEMBERS and BRIEF_MEMBER_DESC are set to NO, the +# brief descriptions will be completely suppressed. + +REPEAT_BRIEF = YES + +# This tag implements a quasi-intelligent brief description abbreviator +# that is used to form the text in various listings. Each string +# in this list, if found as the leading text of the brief description, will be +# stripped from the text and the result after processing the whole list, is +# used as the annotated text. 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Constructors, destructors and assignment +# operators of the base classes will not be shown. + +INLINE_INHERITED_MEMB = NO + +# If the FULL_PATH_NAMES tag is set to YES then Doxygen will prepend the full +# path before files name in the file list and in the header files. If set +# to NO the shortest path that makes the file name unique will be used. + +FULL_PATH_NAMES = YES + +# If the FULL_PATH_NAMES tag is set to YES then the STRIP_FROM_PATH tag +# can be used to strip a user-defined part of the path. Stripping is +# only done if one of the specified strings matches the left-hand part of +# the path. The tag can be used to show relative paths in the file list. +# If left blank the directory from which doxygen is run is used as the +# path to strip. Note that you specify absolute paths here, but also +# relative paths, which will be relative from the directory where doxygen is +# started. + +STRIP_FROM_PATH = + +# The STRIP_FROM_INC_PATH tag can be used to strip a user-defined part of +# the path mentioned in the documentation of a class, which tells +# the reader which header file to include in order to use a class. +# If left blank only the name of the header file containing the class +# definition is used. Otherwise one should specify the include paths that +# are normally passed to the compiler using the -I flag. + +STRIP_FROM_INC_PATH = + +# If the SHORT_NAMES tag is set to YES, doxygen will generate much shorter +# (but less readable) file names. 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If set to NO (the default), +# structs, classes, and unions are shown on a separate page (for HTML and Man +# pages) or section (for LaTeX and RTF). + +INLINE_SIMPLE_STRUCTS = NO + +# When TYPEDEF_HIDES_STRUCT is enabled, a typedef of a struct, union, or enum +# is documented as struct, union, or enum with the name of the typedef. So +# typedef struct TypeS {} TypeT, will appear in the documentation as a struct +# with name TypeT. When disabled the typedef will appear as a member of a file, +# namespace, or class. And the struct will be named TypeS. 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If set to YES upper-case letters are also +# allowed. This is useful if you have classes or files whose names only differ +# in case and if your file system supports case sensitive file names. Windows +# and Mac users are advised to set this option to NO. + +CASE_SENSE_NAMES = NO + +# If the HIDE_SCOPE_NAMES tag is set to NO (the default) then Doxygen +# will show members with their full class and namespace scopes in the +# documentation. 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If set to NO the members will appear in +# declaration order. + +SORT_MEMBER_DOCS = YES + +# If the SORT_BRIEF_DOCS tag is set to YES then doxygen will sort the +# brief documentation of file, namespace and class members alphabetically +# by member name. If set to NO (the default) the members will appear in +# declaration order. + +SORT_BRIEF_DOCS = NO + +# If the SORT_MEMBERS_CTORS_1ST tag is set to YES then doxygen +# will sort the (brief and detailed) documentation of class members so that +# constructors and destructors are listed first. If set to NO (the default) +# the constructors will appear in the respective orders defined by +# SORT_MEMBER_DOCS and SORT_BRIEF_DOCS. +# This tag will be ignored for brief docs if SORT_BRIEF_DOCS is set to NO +# and ignored for detailed docs if SORT_MEMBER_DOCS is set to NO. + +SORT_MEMBERS_CTORS_1ST = NO + +# If the SORT_GROUP_NAMES tag is set to YES then doxygen will sort the +# hierarchy of group names into alphabetical order. If set to NO (the default) +# the group names will appear in their defined order. + +SORT_GROUP_NAMES = NO + +# If the SORT_BY_SCOPE_NAME tag is set to YES, the class list will be +# sorted by fully-qualified names, including namespaces. If set to +# NO (the default), the class list will be sorted only by class name, +# not including the namespace part. +# Note: This option is not very useful if HIDE_SCOPE_NAMES is set to YES. +# Note: This option applies only to the class list, not to the +# alphabetical list. + +SORT_BY_SCOPE_NAME = NO + +# If the STRICT_PROTO_MATCHING option is enabled and doxygen fails to +# do proper type resolution of all parameters of a function it will reject a +# match between the prototype and the implementation of a member function even +# if there is only one candidate or it is obvious which candidate to choose +# by doing a simple string match. By disabling STRICT_PROTO_MATCHING doxygen +# will still accept a match between prototype and implementation in such cases. + +STRICT_PROTO_MATCHING = NO + +# The GENERATE_TODOLIST tag can be used to enable (YES) or +# disable (NO) the todo list. This list is created by putting \todo +# commands in the documentation. + +GENERATE_TODOLIST = YES + +# The GENERATE_TESTLIST tag can be used to enable (YES) or +# disable (NO) the test list. This list is created by putting \test +# commands in the documentation. + +GENERATE_TESTLIST = YES + +# The GENERATE_BUGLIST tag can be used to enable (YES) or +# disable (NO) the bug list. This list is created by putting \bug +# commands in the documentation. + +GENERATE_BUGLIST = YES + +# The GENERATE_DEPRECATEDLIST tag can be used to enable (YES) or +# disable (NO) the deprecated list. This list is created by putting +# \deprecated commands in the documentation. + +GENERATE_DEPRECATEDLIST= YES + +# The ENABLED_SECTIONS tag can be used to enable conditional +# documentation sections, marked by \if sectionname ... \endif. + +ENABLED_SECTIONS = + +# The MAX_INITIALIZER_LINES tag determines the maximum number of lines +# the initial value of a variable or macro consists of for it to appear in +# the documentation. If the initializer consists of more lines than specified +# here it will be hidden. Use a value of 0 to hide initializers completely. +# The appearance of the initializer of individual variables and macros in the +# documentation can be controlled using \showinitializer or \hideinitializer +# command in the documentation regardless of this setting. + +MAX_INITIALIZER_LINES = 30 + +# Set the SHOW_USED_FILES tag to NO to disable the list of files generated +# at the bottom of the documentation of classes and structs. If set to YES the +# list will mention the files that were used to generate the documentation. + +SHOW_USED_FILES = YES + +# Set the SHOW_FILES tag to NO to disable the generation of the Files page. +# This will remove the Files entry from the Quick Index and from the +# Folder Tree View (if specified). The default is YES. + +SHOW_FILES = YES + +# Set the SHOW_NAMESPACES tag to NO to disable the generation of the +# Namespaces page. This will remove the Namespaces entry from the Quick Index +# and from the Folder Tree View (if specified). The default is YES. + +SHOW_NAMESPACES = YES + +# The FILE_VERSION_FILTER tag can be used to specify a program or script that +# doxygen should invoke to get the current version for each file (typically from +# the version control system). Doxygen will invoke the program by executing (via +# popen()) the command <command> <input-file>, where <command> is the value of +# the FILE_VERSION_FILTER tag, and <input-file> is the name of an input file +# provided by doxygen. Whatever the program writes to standard output +# is used as the file version. See the manual for examples. + +FILE_VERSION_FILTER = + +# The LAYOUT_FILE tag can be used to specify a layout file which will be parsed +# by doxygen. The layout file controls the global structure of the generated +# output files in an output format independent way. To create the layout file +# that represents doxygen's defaults, run doxygen with the -l option. +# You can optionally specify a file name after the option, if omitted +# DoxygenLayout.xml will be used as the name of the layout file. + +LAYOUT_FILE = + +# The CITE_BIB_FILES tag can be used to specify one or more bib files +# containing the references data. This must be a list of .bib files. The +# .bib extension is automatically appended if omitted. Using this command +# requires the bibtex tool to be installed. See also +# http://en.wikipedia.org/wiki/BibTeX for more info. For LaTeX the style +# of the bibliography can be controlled using LATEX_BIB_STYLE. To use this +# feature you need bibtex and perl available in the search path. + +CITE_BIB_FILES = + +#--------------------------------------------------------------------------- +# configuration options related to warning and progress messages +#--------------------------------------------------------------------------- + +# The QUIET tag can be used to turn on/off the messages that are generated +# by doxygen. Possible values are YES and NO. If left blank NO is used. + +QUIET = NO + +# The WARNINGS tag can be used to turn on/off the warning messages that are +# generated by doxygen. Possible values are YES and NO. If left blank +# NO is used. + +WARNINGS = YES + +# If WARN_IF_UNDOCUMENTED is set to YES, then doxygen will generate warnings +# for undocumented members. If EXTRACT_ALL is set to YES then this flag will +# automatically be disabled. + +WARN_IF_UNDOCUMENTED = YES + +# If WARN_IF_DOC_ERROR is set to YES, doxygen will generate warnings for +# potential errors in the documentation, such as not documenting some +# parameters in a documented function, or documenting parameters that +# don't exist or using markup commands wrongly. + +WARN_IF_DOC_ERROR = YES + +# The WARN_NO_PARAMDOC option can be enabled to get warnings for +# functions that are documented, but have no documentation for their parameters +# or return value. If set to NO (the default) doxygen will only warn about +# wrong or incomplete parameter documentation, but not about the absence of +# documentation. + +WARN_NO_PARAMDOC = NO + +# The WARN_FORMAT tag determines the format of the warning messages that +# doxygen can produce. The string should contain the $file, $line, and $text +# tags, which will be replaced by the file and line number from which the +# warning originated and the warning text. Optionally the format may contain +# $version, which will be replaced by the version of the file (if it could +# be obtained via FILE_VERSION_FILTER) + +WARN_FORMAT = "$file:$line: $text" + +# The WARN_LOGFILE tag can be used to specify a file to which warning +# and error messages should be written. If left blank the output is written +# to stderr. + +WARN_LOGFILE = + +#--------------------------------------------------------------------------- +# configuration options related to the input files +#--------------------------------------------------------------------------- + +# The INPUT tag can be used to specify the files and/or directories that contain +# documented source files. You may enter file names like "myfile.cpp" or +# directories like "/usr/src/myproject". Separate the files or directories +# with spaces. + +INPUT = src \ + doc + +# This tag can be used to specify the character encoding of the source files +# that doxygen parses. Internally doxygen uses the UTF-8 encoding, which is +# also the default input encoding. Doxygen uses libiconv (or the iconv built +# into libc) for the transcoding. See http://www.gnu.org/software/libiconv for +# the list of possible encodings. + +INPUT_ENCODING = UTF-8 + +# If the value of the INPUT tag contains directories, you can use the +# FILE_PATTERNS tag to specify one or more wildcard pattern (like *.cpp +# and *.h) to filter out the source-files in the directories. If left +# blank the following patterns are tested: +# *.c *.cc *.cxx *.cpp *.c++ *.d *.java *.ii *.ixx *.ipp *.i++ *.inl *.h *.hh +# *.hxx *.hpp *.h++ *.idl *.odl *.cs *.php *.php3 *.inc *.m *.mm *.dox *.py +# *.f90 *.f *.for *.vhd *.vhdl + +FILE_PATTERNS = *.c \ + *.cc \ + *.cxx \ + *.cpp \ + *.c++ \ + *.d \ + *.java \ + *.ii \ + *.ixx \ + *.ipp \ + *.i++ \ + *.inl \ + *.h \ + *.hh \ + *.hxx \ + *.hpp \ + *.h++ \ + *.idl \ + *.odl \ + *.cs \ + *.php \ + *.php3 \ + *.inc \ + *.m \ + *.markdown \ + *.md \ + *.mm \ + *.dox \ + *.py \ + *.f90 \ + *.f \ + *.for \ + *.vhd \ + *.vhdl + +# The RECURSIVE tag can be used to turn specify whether or not subdirectories +# should be searched for input files as well. Possible values are YES and NO. +# If left blank NO is used. + +RECURSIVE = NO + +# The EXCLUDE tag can be used to specify files and/or directories that should be +# excluded from the INPUT source files. This way you can easily exclude a +# subdirectory from a directory tree whose root is specified with the INPUT tag. +# Note that relative paths are relative to the directory from which doxygen is +# run. + +EXCLUDE = + +# The EXCLUDE_SYMLINKS tag can be used to select whether or not files or +# directories that are symbolic links (a Unix file system feature) are excluded +# from the input. + +EXCLUDE_SYMLINKS = NO + +# If the value of the INPUT tag contains directories, you can use the +# EXCLUDE_PATTERNS tag to specify one or more wildcard patterns to exclude +# certain files from those directories. Note that the wildcards are matched +# against the file with absolute path, so to exclude all test directories +# for example use the pattern */test/* + +EXCLUDE_PATTERNS = + +# The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names +# (namespaces, classes, functions, etc.) that should be excluded from the +# output. The symbol name can be a fully qualified name, a word, or if the +# wildcard * is used, a substring. Examples: ANamespace, AClass, +# AClass::ANamespace, ANamespace::*Test + +EXCLUDE_SYMBOLS = + +# The EXAMPLE_PATH tag can be used to specify one or more files or +# directories that contain example code fragments that are included (see +# the \include command). + +EXAMPLE_PATH = + +# If the value of the EXAMPLE_PATH tag contains directories, you can use the +# EXAMPLE_PATTERNS tag to specify one or more wildcard pattern (like *.cpp +# and *.h) to filter out the source-files in the directories. If left +# blank all files are included. + +EXAMPLE_PATTERNS = * + +# If the EXAMPLE_RECURSIVE tag is set to YES then subdirectories will be +# searched for input files to be used with the \include or \dontinclude +# commands irrespective of the value of the RECURSIVE tag. +# Possible values are YES and NO. If left blank NO is used. + +EXAMPLE_RECURSIVE = NO + +# The IMAGE_PATH tag can be used to specify one or more files or +# directories that contain image that are included in the documentation (see +# the \image command). + +IMAGE_PATH = + +# The INPUT_FILTER tag can be used to specify a program that doxygen should +# invoke to filter for each input file. Doxygen will invoke the filter program +# by executing (via popen()) the command <filter> <input-file>, where <filter> +# is the value of the INPUT_FILTER tag, and <input-file> is the name of an +# input file. Doxygen will then use the output that the filter program writes +# to standard output. If FILTER_PATTERNS is specified, this tag will be +# ignored. + +INPUT_FILTER = + +# The FILTER_PATTERNS tag can be used to specify filters on a per file pattern +# basis. Doxygen will compare the file name with each pattern and apply the +# filter if there is a match. The filters are a list of the form: +# pattern=filter (like *.cpp=my_cpp_filter). See INPUT_FILTER for further +# info on how filters are used. If FILTER_PATTERNS is empty or if +# non of the patterns match the file name, INPUT_FILTER is applied. + +FILTER_PATTERNS = + +# If the FILTER_SOURCE_FILES tag is set to YES, the input filter (if set using +# INPUT_FILTER) will be used to filter the input files when producing source +# files to browse (i.e. when SOURCE_BROWSER is set to YES). + +FILTER_SOURCE_FILES = NO + +# The FILTER_SOURCE_PATTERNS tag can be used to specify source filters per file +# pattern. A pattern will override the setting for FILTER_PATTERN (if any) +# and it is also possible to disable source filtering for a specific pattern +# using *.ext= (so without naming a filter). This option only has effect when +# FILTER_SOURCE_FILES is enabled. + +FILTER_SOURCE_PATTERNS = + +#--------------------------------------------------------------------------- +# configuration options related to source browsing +#--------------------------------------------------------------------------- + +# If the SOURCE_BROWSER tag is set to YES then a list of source files will +# be generated. Documented entities will be cross-referenced with these sources. +# Note: To get rid of all source code in the generated output, make sure also +# VERBATIM_HEADERS is set to NO. + +SOURCE_BROWSER = NO + +# Setting the INLINE_SOURCES tag to YES will include the body +# of functions and classes directly in the documentation. + +INLINE_SOURCES = NO + +# Setting the STRIP_CODE_COMMENTS tag to YES (the default) will instruct +# doxygen to hide any special comment blocks from generated source code +# fragments. Normal C, C++ and Fortran comments will always remain visible. + +STRIP_CODE_COMMENTS = YES + +# If the REFERENCED_BY_RELATION tag is set to YES +# then for each documented function all documented +# functions referencing it will be listed. + +REFERENCED_BY_RELATION = NO + +# If the REFERENCES_RELATION tag is set to YES +# then for each documented function all documented entities +# called/used by that function will be listed. + +REFERENCES_RELATION = NO + +# If the REFERENCES_LINK_SOURCE tag is set to YES (the default) +# and SOURCE_BROWSER tag is set to YES, then the hyperlinks from +# functions in REFERENCES_RELATION and REFERENCED_BY_RELATION lists will +# link to the source code. Otherwise they will link to the documentation. + +REFERENCES_LINK_SOURCE = YES + +# If the USE_HTAGS tag is set to YES then the references to source code +# will point to the HTML generated by the htags(1) tool instead of doxygen +# built-in source browser. The htags tool is part of GNU's global source +# tagging system (see http://www.gnu.org/software/global/global.html). You +# will need version 4.8.6 or higher. + +USE_HTAGS = NO + +# If the VERBATIM_HEADERS tag is set to YES (the default) then Doxygen +# will generate a verbatim copy of the header file for each class for +# which an include is specified. Set to NO to disable this. + +VERBATIM_HEADERS = YES + +#--------------------------------------------------------------------------- +# configuration options related to the alphabetical class index +#--------------------------------------------------------------------------- + +# If the ALPHABETICAL_INDEX tag is set to YES, an alphabetical index +# of all compounds will be generated. Enable this if the project +# contains a lot of classes, structs, unions or interfaces. + +ALPHABETICAL_INDEX = YES + +# If the alphabetical index is enabled (see ALPHABETICAL_INDEX) then +# the COLS_IN_ALPHA_INDEX tag can be used to specify the number of columns +# in which this list will be split (can be a number in the range [1..20]) + +COLS_IN_ALPHA_INDEX = 5 + +# In case all classes in a project start with a common prefix, all +# classes will be put under the same header in the alphabetical index. +# The IGNORE_PREFIX tag can be used to specify one or more prefixes that +# should be ignored while generating the index headers. + +IGNORE_PREFIX = + +#--------------------------------------------------------------------------- +# configuration options related to the HTML output +#--------------------------------------------------------------------------- + +# If the GENERATE_HTML tag is set to YES (the default) Doxygen will +# generate HTML output. + +GENERATE_HTML = YES + +# The HTML_OUTPUT tag is used to specify where the HTML docs will be put. +# If a relative path is entered the value of OUTPUT_DIRECTORY will be +# put in front of it. If left blank `html' will be used as the default path. + +HTML_OUTPUT = html + +# The HTML_FILE_EXTENSION tag can be used to specify the file extension for +# each generated HTML page (for example: .htm,.php,.asp). If it is left blank +# doxygen will generate files with .html extension. + +HTML_FILE_EXTENSION = .html + +# The HTML_HEADER tag can be used to specify a personal HTML header for +# each generated HTML page. If it is left blank doxygen will generate a +# standard header. Note that when using a custom header you are responsible +# for the proper inclusion of any scripts and style sheets that doxygen +# needs, which is dependent on the configuration options used. +# It is advised to generate a default header using "doxygen -w html +# header.html footer.html stylesheet.css YourConfigFile" and then modify +# that header. Note that the header is subject to change so you typically +# have to redo this when upgrading to a newer version of doxygen or when +# changing the value of configuration settings such as GENERATE_TREEVIEW! + +HTML_HEADER = + +# The HTML_FOOTER tag can be used to specify a personal HTML footer for +# each generated HTML page. If it is left blank doxygen will generate a +# standard footer. + +HTML_FOOTER = + +# The HTML_STYLESHEET tag can be used to specify a user-defined cascading +# style sheet that is used by each HTML page. It can be used to +# fine-tune the look of the HTML output. If left blank doxygen will +# generate a default style sheet. Note that it is recommended to use +# HTML_EXTRA_STYLESHEET instead of this one, as it is more robust and this +# tag will in the future become obsolete. + +HTML_STYLESHEET = + +# The HTML_EXTRA_STYLESHEET tag can be used to specify an additional +# user-defined cascading style sheet that is included after the standard +# style sheets created by doxygen. Using this option one can overrule +# certain style aspects. This is preferred over using HTML_STYLESHEET +# since it does not replace the standard style sheet and is therefor more +# robust against future updates. Doxygen will copy the style sheet file to +# the output directory. + +HTML_EXTRA_STYLESHEET = + +# The HTML_EXTRA_FILES tag can be used to specify one or more extra images or +# other source files which should be copied to the HTML output directory. Note +# that these files will be copied to the base HTML output directory. Use the +# $relpath$ marker in the HTML_HEADER and/or HTML_FOOTER files to load these +# files. In the HTML_STYLESHEET file, use the file name only. Also note that +# the files will be copied as-is; there are no commands or markers available. + +HTML_EXTRA_FILES = + +# The HTML_COLORSTYLE_HUE tag controls the color of the HTML output. +# Doxygen will adjust the colors in the style sheet and background images +# according to this color. Hue is specified as an angle on a colorwheel, +# see http://en.wikipedia.org/wiki/Hue for more information. +# For instance the value 0 represents red, 60 is yellow, 120 is green, +# 180 is cyan, 240 is blue, 300 purple, and 360 is red again. +# The allowed range is 0 to 359. + +HTML_COLORSTYLE_HUE = 220 + +# The HTML_COLORSTYLE_SAT tag controls the purity (or saturation) of +# the colors in the HTML output. For a value of 0 the output will use +# grayscales only. A value of 255 will produce the most vivid colors. + +HTML_COLORSTYLE_SAT = 100 + +# The HTML_COLORSTYLE_GAMMA tag controls the gamma correction applied to +# the luminance component of the colors in the HTML output. Values below +# 100 gradually make the output lighter, whereas values above 100 make +# the output darker. The value divided by 100 is the actual gamma applied, +# so 80 represents a gamma of 0.8, The value 220 represents a gamma of 2.2, +# and 100 does not change the gamma. + +HTML_COLORSTYLE_GAMMA = 80 + +# If the HTML_TIMESTAMP tag is set to YES then the footer of each generated HTML +# page will contain the date and time when the page was generated. Setting +# this to NO can help when comparing the output of multiple runs. + +HTML_TIMESTAMP = YES + +# If the HTML_DYNAMIC_SECTIONS tag is set to YES then the generated HTML +# documentation will contain sections that can be hidden and shown after the +# page has loaded. + +HTML_DYNAMIC_SECTIONS = NO + +# With HTML_INDEX_NUM_ENTRIES one can control the preferred number of +# entries shown in the various tree structured indices initially; the user +# can expand and collapse entries dynamically later on. Doxygen will expand +# the tree to such a level that at most the specified number of entries are +# visible (unless a fully collapsed tree already exceeds this amount). +# So setting the number of entries 1 will produce a full collapsed tree by +# default. 0 is a special value representing an infinite number of entries +# and will result in a full expanded tree by default. + +HTML_INDEX_NUM_ENTRIES = 100 + +# If the GENERATE_DOCSET tag is set to YES, additional index files +# will be generated that can be used as input for Apple's Xcode 3 +# integrated development environment, introduced with OSX 10.5 (Leopard). +# To create a documentation set, doxygen will generate a Makefile in the +# HTML output directory. Running make will produce the docset in that +# directory and running "make install" will install the docset in +# ~/Library/Developer/Shared/Documentation/DocSets so that Xcode will find +# it at startup. +# See http://developer.apple.com/tools/creatingdocsetswithdoxygen.html +# for more information. + +GENERATE_DOCSET = NO + +# When GENERATE_DOCSET tag is set to YES, this tag determines the name of the +# feed. A documentation feed provides an umbrella under which multiple +# documentation sets from a single provider (such as a company or product suite) +# can be grouped. + +DOCSET_FEEDNAME = "Doxygen generated docs" + +# When GENERATE_DOCSET tag is set to YES, this tag specifies a string that +# should uniquely identify the documentation set bundle. This should be a +# reverse domain-name style string, e.g. com.mycompany.MyDocSet. Doxygen +# will append .docset to the name. + +DOCSET_BUNDLE_ID = org.doxygen.Project + +# When GENERATE_PUBLISHER_ID tag specifies a string that should uniquely +# identify the documentation publisher. This should be a reverse domain-name +# style string, e.g. com.mycompany.MyDocSet.documentation. + +DOCSET_PUBLISHER_ID = org.doxygen.Publisher + +# The GENERATE_PUBLISHER_NAME tag identifies the documentation publisher. + +DOCSET_PUBLISHER_NAME = Publisher + +# If the GENERATE_HTMLHELP tag is set to YES, additional index files +# will be generated that can be used as input for tools like the +# Microsoft HTML help workshop to generate a compiled HTML help file (.chm) +# of the generated HTML documentation. + +GENERATE_HTMLHELP = NO + +# If the GENERATE_HTMLHELP tag is set to YES, the CHM_FILE tag can +# be used to specify the file name of the resulting .chm file. You +# can add a path in front of the file if the result should not be +# written to the html output directory. + +CHM_FILE = + +# If the GENERATE_HTMLHELP tag is set to YES, the HHC_LOCATION tag can +# be used to specify the location (absolute path including file name) of +# the HTML help compiler (hhc.exe). If non-empty doxygen will try to run +# the HTML help compiler on the generated index.hhp. + +HHC_LOCATION = + +# If the GENERATE_HTMLHELP tag is set to YES, the GENERATE_CHI flag +# controls if a separate .chi index file is generated (YES) or that +# it should be included in the master .chm file (NO). + +GENERATE_CHI = NO + +# If the GENERATE_HTMLHELP tag is set to YES, the CHM_INDEX_ENCODING +# is used to encode HtmlHelp index (hhk), content (hhc) and project file +# content. + +CHM_INDEX_ENCODING = + +# If the GENERATE_HTMLHELP tag is set to YES, the BINARY_TOC flag +# controls whether a binary table of contents is generated (YES) or a +# normal table of contents (NO) in the .chm file. + +BINARY_TOC = NO + +# The TOC_EXPAND flag can be set to YES to add extra items for group members +# to the contents of the HTML help documentation and to the tree view. + +TOC_EXPAND = NO + +# If the GENERATE_QHP tag is set to YES and both QHP_NAMESPACE and +# QHP_VIRTUAL_FOLDER are set, an additional index file will be generated +# that can be used as input for Qt's qhelpgenerator to generate a +# Qt Compressed Help (.qch) of the generated HTML documentation. + +GENERATE_QHP = NO + +# If the QHG_LOCATION tag is specified, the QCH_FILE tag can +# be used to specify the file name of the resulting .qch file. +# The path specified is relative to the HTML output folder. + +QCH_FILE = + +# The QHP_NAMESPACE tag specifies the namespace to use when generating +# Qt Help Project output. For more information please see +# http://doc.trolltech.com/qthelpproject.html#namespace + +QHP_NAMESPACE = org.doxygen.Project + +# The QHP_VIRTUAL_FOLDER tag specifies the namespace to use when generating +# Qt Help Project output. For more information please see +# http://doc.trolltech.com/qthelpproject.html#virtual-folders + +QHP_VIRTUAL_FOLDER = doc + +# If QHP_CUST_FILTER_NAME is set, it specifies the name of a custom filter to +# add. For more information please see +# http://doc.trolltech.com/qthelpproject.html#custom-filters + +QHP_CUST_FILTER_NAME = + +# The QHP_CUST_FILT_ATTRS tag specifies the list of the attributes of the +# custom filter to add. For more information please see +# <a href="http://doc.trolltech.com/qthelpproject.html#custom-filters"> +# Qt Help Project / Custom Filters</a>. + +QHP_CUST_FILTER_ATTRS = + +# The QHP_SECT_FILTER_ATTRS tag specifies the list of the attributes this +# project's +# filter section matches. +# <a href="http://doc.trolltech.com/qthelpproject.html#filter-attributes"> +# Qt Help Project / Filter Attributes</a>. + +QHP_SECT_FILTER_ATTRS = + +# If the GENERATE_QHP tag is set to YES, the QHG_LOCATION tag can +# be used to specify the location of Qt's qhelpgenerator. +# If non-empty doxygen will try to run qhelpgenerator on the generated +# .qhp file. + +QHG_LOCATION = + +# If the GENERATE_ECLIPSEHELP tag is set to YES, additional index files +# will be generated, which together with the HTML files, form an Eclipse help +# plugin. To install this plugin and make it available under the help contents +# menu in Eclipse, the contents of the directory containing the HTML and XML +# files needs to be copied into the plugins directory of eclipse. The name of +# the directory within the plugins directory should be the same as +# the ECLIPSE_DOC_ID value. After copying Eclipse needs to be restarted before +# the help appears. + +GENERATE_ECLIPSEHELP = NO + +# A unique identifier for the eclipse help plugin. When installing the plugin +# the directory name containing the HTML and XML files should also have +# this name. + +ECLIPSE_DOC_ID = org.doxygen.Project + +# The DISABLE_INDEX tag can be used to turn on/off the condensed index (tabs) +# at top of each HTML page. The value NO (the default) enables the index and +# the value YES disables it. Since the tabs have the same information as the +# navigation tree you can set this option to NO if you already set +# GENERATE_TREEVIEW to YES. + +DISABLE_INDEX = NO + +# The GENERATE_TREEVIEW tag is used to specify whether a tree-like index +# structure should be generated to display hierarchical information. +# If the tag value is set to YES, a side panel will be generated +# containing a tree-like index structure (just like the one that +# is generated for HTML Help). For this to work a browser that supports +# JavaScript, DHTML, CSS and frames is required (i.e. any modern browser). +# Windows users are probably better off using the HTML help feature. +# Since the tree basically has the same information as the tab index you +# could consider to set DISABLE_INDEX to NO when enabling this option. + +GENERATE_TREEVIEW = NO + +# The ENUM_VALUES_PER_LINE tag can be used to set the number of enum values +# (range [0,1..20]) that doxygen will group on one line in the generated HTML +# documentation. Note that a value of 0 will completely suppress the enum +# values from appearing in the overview section. + +ENUM_VALUES_PER_LINE = 4 + +# If the treeview is enabled (see GENERATE_TREEVIEW) then this tag can be +# used to set the initial width (in pixels) of the frame in which the tree +# is shown. + +TREEVIEW_WIDTH = 250 + +# When the EXT_LINKS_IN_WINDOW option is set to YES doxygen will open +# links to external symbols imported via tag files in a separate window. + +EXT_LINKS_IN_WINDOW = NO + +# Use this tag to change the font size of Latex formulas included +# as images in the HTML documentation. The default is 10. Note that +# when you change the font size after a successful doxygen run you need +# to manually remove any form_*.png images from the HTML output directory +# to force them to be regenerated. + +FORMULA_FONTSIZE = 10 + +# Use the FORMULA_TRANPARENT tag to determine whether or not the images +# generated for formulas are transparent PNGs. Transparent PNGs are +# not supported properly for IE 6.0, but are supported on all modern browsers. +# Note that when changing this option you need to delete any form_*.png files +# in the HTML output before the changes have effect. + +FORMULA_TRANSPARENT = YES + +# Enable the USE_MATHJAX option to render LaTeX formulas using MathJax +# (see http://www.mathjax.org) which uses client side Javascript for the +# rendering instead of using prerendered bitmaps. Use this if you do not +# have LaTeX installed or if you want to formulas look prettier in the HTML +# output. When enabled you may also need to install MathJax separately and +# configure the path to it using the MATHJAX_RELPATH option. + +USE_MATHJAX = NO + +# When MathJax is enabled you need to specify the location relative to the +# HTML output directory using the MATHJAX_RELPATH option. The destination +# directory should contain the MathJax.js script. For instance, if the mathjax +# directory is located at the same level as the HTML output directory, then +# MATHJAX_RELPATH should be ../mathjax. The default value points to +# the MathJax Content Delivery Network so you can quickly see the result without +# installing MathJax. However, it is strongly recommended to install a local +# copy of MathJax from http://www.mathjax.org before deployment. + +MATHJAX_RELPATH = http://cdn.mathjax.org/mathjax/latest + +# The MATHJAX_EXTENSIONS tag can be used to specify one or MathJax extension +# names that should be enabled during MathJax rendering. + +MATHJAX_EXTENSIONS = + +# When the SEARCHENGINE tag is enabled doxygen will generate a search box +# for the HTML output. The underlying search engine uses javascript +# and DHTML and should work on any modern browser. Note that when using +# HTML help (GENERATE_HTMLHELP), Qt help (GENERATE_QHP), or docsets +# (GENERATE_DOCSET) there is already a search function so this one should +# typically be disabled. For large projects the javascript based search engine +# can be slow, then enabling SERVER_BASED_SEARCH may provide a better solution. + +SEARCHENGINE = YES + +# When the SERVER_BASED_SEARCH tag is enabled the search engine will be +# implemented using a PHP enabled web server instead of at the web client +# using Javascript. Doxygen will generate the search PHP script and index +# file to put on the web server. The advantage of the server +# based approach is that it scales better to large projects and allows +# full text search. The disadvantages are that it is more difficult to setup +# and does not have live searching capabilities. + +SERVER_BASED_SEARCH = NO + +#--------------------------------------------------------------------------- +# configuration options related to the LaTeX output +#--------------------------------------------------------------------------- + +# If the GENERATE_LATEX tag is set to YES (the default) Doxygen will +# generate Latex output. + +GENERATE_LATEX = NO + +# The LATEX_OUTPUT tag is used to specify where the LaTeX docs will be put. +# If a relative path is entered the value of OUTPUT_DIRECTORY will be +# put in front of it. If left blank `latex' will be used as the default path. + +LATEX_OUTPUT = latex + +# The LATEX_CMD_NAME tag can be used to specify the LaTeX command name to be +# invoked. If left blank `latex' will be used as the default command name. +# Note that when enabling USE_PDFLATEX this option is only used for +# generating bitmaps for formulas in the HTML output, but not in the +# Makefile that is written to the output directory. + +LATEX_CMD_NAME = latex + +# The MAKEINDEX_CMD_NAME tag can be used to specify the command name to +# generate index for LaTeX. If left blank `makeindex' will be used as the +# default command name. + +MAKEINDEX_CMD_NAME = makeindex + +# If the COMPACT_LATEX tag is set to YES Doxygen generates more compact +# LaTeX documents. This may be useful for small projects and may help to +# save some trees in general. + +COMPACT_LATEX = NO + +# The PAPER_TYPE tag can be used to set the paper type that is used +# by the printer. Possible values are: a4, letter, legal and +# executive. If left blank a4wide will be used. + +PAPER_TYPE = a4 + +# The EXTRA_PACKAGES tag can be to specify one or more names of LaTeX +# packages that should be included in the LaTeX output. + +EXTRA_PACKAGES = + +# The LATEX_HEADER tag can be used to specify a personal LaTeX header for +# the generated latex document. The header should contain everything until +# the first chapter. If it is left blank doxygen will generate a +# standard header. Notice: only use this tag if you know what you are doing! + +LATEX_HEADER = + +# The LATEX_FOOTER tag can be used to specify a personal LaTeX footer for +# the generated latex document. The footer should contain everything after +# the last chapter. If it is left blank doxygen will generate a +# standard footer. Notice: only use this tag if you know what you are doing! + +LATEX_FOOTER = + +# If the PDF_HYPERLINKS tag is set to YES, the LaTeX that is generated +# is prepared for conversion to pdf (using ps2pdf). The pdf file will +# contain links (just like the HTML output) instead of page references +# This makes the output suitable for online browsing using a pdf viewer. + +PDF_HYPERLINKS = YES + +# If the USE_PDFLATEX tag is set to YES, pdflatex will be used instead of +# plain latex in the generated Makefile. Set this option to YES to get a +# higher quality PDF documentation. + +USE_PDFLATEX = YES + +# If the LATEX_BATCHMODE tag is set to YES, doxygen will add the \\batchmode. +# command to the generated LaTeX files. This will instruct LaTeX to keep +# running if errors occur, instead of asking the user for help. +# This option is also used when generating formulas in HTML. + +LATEX_BATCHMODE = NO + +# If LATEX_HIDE_INDICES is set to YES then doxygen will not +# include the index chapters (such as File Index, Compound Index, etc.) +# in the output. + +LATEX_HIDE_INDICES = NO + +# If LATEX_SOURCE_CODE is set to YES then doxygen will include +# source code with syntax highlighting in the LaTeX output. +# Note that which sources are shown also depends on other settings +# such as SOURCE_BROWSER. + +LATEX_SOURCE_CODE = NO + +# The LATEX_BIB_STYLE tag can be used to specify the style to use for the +# bibliography, e.g. plainnat, or ieeetr. The default style is "plain". See +# http://en.wikipedia.org/wiki/BibTeX for more info. + +LATEX_BIB_STYLE = plain + +#--------------------------------------------------------------------------- +# configuration options related to the RTF output +#--------------------------------------------------------------------------- + +# If the GENERATE_RTF tag is set to YES Doxygen will generate RTF output +# The RTF output is optimized for Word 97 and may not look very pretty with +# other RTF readers or editors. + +GENERATE_RTF = NO + +# The RTF_OUTPUT tag is used to specify where the RTF docs will be put. +# If a relative path is entered the value of OUTPUT_DIRECTORY will be +# put in front of it. If left blank `rtf' will be used as the default path. + +RTF_OUTPUT = rtf + +# If the COMPACT_RTF tag is set to YES Doxygen generates more compact +# RTF documents. 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--- a/README.md Tue Jan 21 01:45:36 2014 +0000 +++ b/README.md Tue Jul 08 12:32:27 2014 +0100 @@ -1,7 +1,7 @@ BTrack - A Real-Time Beat Tracker ================================= -** Version 0.9 ** +** Version 1.0.0 ** *by Adam Stark, Matthew Davies and Mark Plumbley.* @@ -9,7 +9,7 @@ About BTrack ------------ -BTrack is a causal beat tracking algorithm intended for real-time use. It is implemented in C++ with a wrapper for Python. +BTrack is a causal beat tracking algorithm intended for real-time use. It is implemented in C++ with wrappers for Python and the Vamp plug-in framework. Full details of the working of the algorithm can be found in: @@ -21,7 +21,11 @@ Versions -------- -==== 0.9 ==== +==== 1.0.0 ==== (8th July 2014) + +* Many updates to stability and improvements to implementation + +==== 0.9.0 ==== (circa 2008/2009) * This is the original version of the BTrack algorithm @@ -30,4 +34,83 @@ License ------- -BTrack is made available under the GNU General Public License, version 3. Please see the included LICENSE.txt for more details. \ No newline at end of file +BTrack is made available under the GNU General Public License, version 3. Please see the included LICENSE.txt for more details. + +Usage - C++ +----------- + +**STEP 1** + +Include the BTrack header file as follows: + + #include "BTrack.h" + +**STEP 2** + +Instantiate the algorithm by one of the following: + + // to use the default 512 hop size and 1024 frame size + BTrack b; + +or: + + // to specify a hop size (e.g. 512) and have a frame size of 2 x the hop size + BTrack b(512); + +or: + + // to specify both the hop size and frame size + BTrack b(512,1024); + +**STEP 3.1 - Audio Input** + +In the processing loop, fill a double precision array with one frame of audio samples (as determined in step 2): + + double *frame; + + // ! + // do something here to fill the frame with audio samples + // ! + +and then call: + + b.processAudioFrame(frame); + +and to check for beats, simply call: + + if (b.beatDueInCurrentFrame()) + { + // do something on the beat + } + +**STEP 3.2 - Onset Detection Function Input** + +The algorithm can process onset detection function samples. Given a double precision onset detection function sample called 'newSamples', at each step, call: + + b.processOnsetDetectionFunctionSample(newSample); + +and then check for beats with: + + if (b.beatDueInCurrentFrame()) + { + // do something on the beat + } + + +License +------- + +Copyright (c) 2014 Queen Mary University of London + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/_b_track_8cpp.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,111 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: src/BTrack.cpp File Reference</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="files.html"><span>File List</span></a></li> + <li><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div id="nav-path" class="navpath"> + <ul> +<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul> +</div> +</div><!-- top --> +<div class="header"> + <div class="headertitle"> +<div class="title">BTrack.cpp File Reference</div> </div> +</div><!--header--> +<div class="contents"> + +<p><a class="el" href="class_b_track.html">BTrack</a> - a real-time beat tracker. +<a href="#details">More...</a></p> +<div class="textblock"><code>#include <cmath></code><br/> +<code>#include <algorithm></code><br/> +<code>#include "<a class="el" href="_b_track_8h_source.html">BTrack.h</a>"</code><br/> +<code>#include "samplerate.h"</code><br/> +</div><a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> +<div class="textblock"><p><a class="el" href="class_b_track.html">BTrack</a> - a real-time beat tracker. </p> +<dl class="section author"><dt>Author</dt><dd>Adam Stark </dd></dl> +<dl class="section copyright"><dt>Copyright</dt><dd>Copyright (C) 2008-2014 Queen Mary University of London</dd></dl> +<p>This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.</p> +<p>This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.</p> +<p>You should have received a copy of the GNU General Public License along with this program. If not, see <a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>. </p> +</div></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/_b_track_8h.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,119 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: src/BTrack.h File Reference</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="files.html"><span>File List</span></a></li> + <li><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div id="nav-path" class="navpath"> + <ul> +<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul> +</div> +</div><!-- top --> +<div class="header"> + <div class="summary"> +<a href="#nested-classes">Classes</a> </div> + <div class="headertitle"> +<div class="title">BTrack.h File Reference</div> </div> +</div><!--header--> +<div class="contents"> + +<p><a class="el" href="class_b_track.html">BTrack</a> - a real-time beat tracker. +<a href="#details">More...</a></p> +<div class="textblock"><code>#include "<a class="el" href="_onset_detection_function_8h_source.html">OnsetDetectionFunction.h</a>"</code><br/> +<code>#include <vector></code><br/> +</div> +<p><a href="_b_track_8h_source.html">Go to the source code of this file.</a></p> +<table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a> +Classes</h2></td></tr> +<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html">BTrack</a></td></tr> +<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> +</table> +<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> +<div class="textblock"><p><a class="el" href="class_b_track.html">BTrack</a> - a real-time beat tracker. </p> +<dl class="section author"><dt>Author</dt><dd>Adam Stark </dd></dl> +<dl class="section copyright"><dt>Copyright</dt><dd>Copyright (C) 2008-2014 Queen Mary University of London</dd></dl> +<p>This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.</p> +<p>This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.</p> +<p>You should have received a copy of the GNU General Public License along with this program. If not, see <a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>. </p> +</div></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/_b_track_8h_source.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,210 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: src/BTrack.h Source File</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="files.html"><span>File List</span></a></li> + <li><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div id="nav-path" class="navpath"> + <ul> +<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul> +</div> +</div><!-- top --> +<div class="header"> + <div class="headertitle"> +<div class="title">BTrack.h</div> </div> +</div><!--header--> +<div class="contents"> +<a href="_b_track_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span><span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div> +<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#ifndef __BTRACK_H</span></div> +<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span><span class="preprocessor">#define __BTRACK_H</span></div> +<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span></div> +<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="_onset_detection_function_8h.html" title="A class for calculating onset detection functions.">OnsetDetectionFunction.h</a>"</span></div> +<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <vector></span></div> +<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> +<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00034"></a><span class="lineno"><a class="code" href="class_b_track.html"> 34</a></span> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_b_track.html">BTrack</a> {</div> +<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div> +<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">public</span>:</div> +<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div> +<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"></span> <a class="code" href="class_b_track.html#a243ac408666ce0301fecd9b0a2a6f307">BTrack</a>();</div> +<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div> +<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <a class="code" href="class_b_track.html#a243ac408666ce0301fecd9b0a2a6f307">BTrack</a>(<span class="keywordtype">int</span> hopSize_);</div> +<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  </div> +<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="class_b_track.html#a243ac408666ce0301fecd9b0a2a6f307">BTrack</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_);</div> +<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div> +<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"></span> <span class="keywordtype">void</span> <a class="code" href="class_b_track.html#a70244e9a5aa8f860533fa56f942b7ede">updateHopAndFrameSize</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_);</div> +<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div> +<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"></span> <span class="keywordtype">void</span> <a class="code" href="class_b_track.html#abb7ce7253095e6f859ef7b30f06ce051">processAudioFrame</a>(<span class="keywordtype">double</span> *frame);</div> +<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  </div> +<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">void</span> <a class="code" href="class_b_track.html#a6fab18732bef8c87152e93dec9e4f854">processOnsetDetectionFunctionSample</a>(<span class="keywordtype">double</span> sample);</div> +<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div> +<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"></span> <span class="keywordtype">int</span> <a class="code" href="class_b_track.html#ac06aa079977062bfa2930cdca45e69fb">getHopSize</a>();</div> +<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  </div> +<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">bool</span> <a class="code" href="class_b_track.html#ac92eaea0e42dd18c79de10bf852d7f4a">beatDueInCurrentFrame</a>();</div> +<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div> +<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordtype">double</span> <a class="code" href="class_b_track.html#a17cea0a4dff3908660e4117e9a6c42bb">getCurrentTempoEstimate</a>();</div> +<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  </div> +<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordtype">double</span> <a class="code" href="class_b_track.html#a7ccb5059d0f00e3217ea686e4c1e156d">getLatestCumulativeScoreValue</a>();</div> +<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div> +<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"></span> <span class="keywordtype">void</span> <a class="code" href="class_b_track.html#a96cf4088e40dff66ce15ada1f671a186">setTempo</a>(<span class="keywordtype">double</span> tempo);</div> +<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div> +<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordtype">void</span> <a class="code" href="class_b_track.html#a550829be9b4c58cd53195ec4900c7c71">fixTempo</a>(<span class="keywordtype">double</span> tempo);</div> +<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div> +<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">void</span> <a class="code" href="class_b_track.html#a22917ea231d2efd5670a764dd5a98983">doNotFixTempo</a>();</div> +<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div> +<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"></span> <span class="keyword">static</span> <span class="keywordtype">double</span> <a class="code" href="class_b_track.html#aa66d0b9dfb4408e8cf84398f03b60a56">getBeatTimeInSeconds</a>(<span class="keywordtype">long</span> frameNumber,<span class="keywordtype">int</span> hopSize,<span class="keywordtype">int</span> fs);</div> +<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  </div> +<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">static</span> <span class="keywordtype">double</span> <a class="code" href="class_b_track.html#aa66d0b9dfb4408e8cf84398f03b60a56">getBeatTimeInSeconds</a>(<span class="keywordtype">int</span> frameNumber,<span class="keywordtype">int</span> hopSize,<span class="keywordtype">int</span> fs);</div> +<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  </div> +<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div> +<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="keyword">private</span>:</div> +<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div> +<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordtype">void</span> initialise(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_);</div> +<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  </div> +<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">void</span> setHopSize(<span class="keywordtype">int</span> hopSize_);</div> +<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div> +<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">void</span> resampleOnsetDetectionFunction();</div> +<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div> +<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordtype">void</span> updateCumulativeScore(<span class="keywordtype">double</span> odfSample);</div> +<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div> +<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordtype">void</span> predictBeat();</div> +<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  </div> +<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordtype">void</span> calculateTempo();</div> +<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div> +<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordtype">void</span> adaptiveThreshold(<span class="keywordtype">double</span> *x,<span class="keywordtype">int</span> N);</div> +<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  </div> +<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">double</span> calculateMeanOfArray(<span class="keywordtype">double</span> *array,<span class="keywordtype">int</span> startIndex,<span class="keywordtype">int</span> endIndex);</div> +<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  </div> +<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordtype">void</span> normaliseArray(<span class="keywordtype">double</span> *array,<span class="keywordtype">int</span> N);</div> +<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  </div> +<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordtype">void</span> calculateBalancedACF(<span class="keywordtype">double</span> *onsetDetectionFunction);</div> +<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  </div> +<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">void</span> calculateOutputOfCombFilterBank();</div> +<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  </div> +<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div> +<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="class_onset_detection_function.html">OnsetDetectionFunction</a> odf;</div> +<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  </div> +<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="comment">// buffers</span></div> +<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  </div> +<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  std::vector<double> onsetDF; </div> +<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  std::vector<double> cumulativeScore; </div> +<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordtype">double</span> resampledOnsetDF[512]; </div> +<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">double</span> acf[512]; </div> +<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordtype">double</span> weightingVector[128]; </div> +<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordtype">double</span> combFilterBankOutput[128]; </div> +<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">double</span> tempoObservationVector[41]; </div> +<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordtype">double</span> delta[41]; </div> +<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordtype">double</span> prevDelta[41]; </div> +<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordtype">double</span> prevDeltaFixed[41]; </div> +<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordtype">double</span> tempoTransitionMatrix[41][41]; </div> +<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// parameters</span></div> +<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  </div> +<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  </div> +<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordtype">double</span> tightness; </div> +<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordtype">double</span> alpha; </div> +<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordtype">double</span> beatPeriod; </div> +<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordtype">double</span> tempo; </div> +<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordtype">double</span> estimatedTempo; </div> +<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">double</span> latestCumulativeScoreValue; </div> +<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordtype">double</span> tempoToLagFactor; </div> +<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordtype">int</span> m0; </div> +<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">int</span> beatCounter; </div> +<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordtype">int</span> hopSize; </div> +<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordtype">int</span> onsetDFBufferSize; </div> +<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordtype">bool</span> tempoFixed; </div> +<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordtype">bool</span> beatDueInFrame; </div> +<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> };</div> +<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div> +<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="preprocessor">#endif</span></div> +</div><!-- fragment --></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/_onset_detection_function_8cpp.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,109 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: src/OnsetDetectionFunction.cpp File Reference</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="files.html"><span>File List</span></a></li> + <li><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div id="nav-path" class="navpath"> + <ul> +<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul> +</div> +</div><!-- top --> +<div class="header"> + <div class="headertitle"> +<div class="title">OnsetDetectionFunction.cpp File Reference</div> </div> +</div><!--header--> +<div class="contents"> + +<p>A class for calculating onset detection functions. +<a href="#details">More...</a></p> +<div class="textblock"><code>#include <math.h></code><br/> +<code>#include "<a class="el" href="_onset_detection_function_8h_source.html">OnsetDetectionFunction.h</a>"</code><br/> +</div><a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> +<div class="textblock"><p>A class for calculating onset detection functions. </p> +<dl class="section author"><dt>Author</dt><dd>Adam Stark </dd></dl> +<dl class="section copyright"><dt>Copyright</dt><dd>Copyright (C) 2008-2014 Queen Mary University of London</dd></dl> +<p>This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.</p> +<p>This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.</p> +<p>You should have received a copy of the GNU General Public License along with this program. If not, see <a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>. </p> +</div></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/_onset_detection_function_8h.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,176 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: src/OnsetDetectionFunction.h File Reference</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return 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onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div id="nav-path" class="navpath"> + <ul> +<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul> +</div> +</div><!-- top --> +<div class="header"> + <div class="summary"> +<a href="#nested-classes">Classes</a> | +<a href="#enum-members">Enumerations</a> </div> + <div class="headertitle"> +<div class="title">OnsetDetectionFunction.h File Reference</div> </div> +</div><!--header--> +<div class="contents"> + +<p>A class for calculating onset detection functions. +<a href="#details">More...</a></p> +<div class="textblock"><code>#include "fftw3.h"</code><br/> +<code>#include <vector></code><br/> +</div> +<p><a href="_onset_detection_function_8h_source.html">Go to the source code of this file.</a></p> +<table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a> +Classes</h2></td></tr> +<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a></td></tr> +<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> +</table><table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a> +Enumerations</h2></td></tr> +<tr class="memitem:a36dbf81d14d771e0712d0316ec06612b"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b">OnsetDetectionFunctionType</a> { <br/> +  <b>EnergyEnvelope</b>, +<b>EnergyDifference</b>, +<b>SpectralDifference</b>, +<b>SpectralDifferenceHWR</b>, +<br/> +  <b>PhaseDeviation</b>, +<b>ComplexSpectralDifference</b>, +<b>ComplexSpectralDifferenceHWR</b>, +<b>HighFrequencyContent</b>, +<br/> +  <b>HighFrequencySpectralDifference</b>, +<b>HighFrequencySpectralDifferenceHWR</b> +<br/> + }</td></tr> +<tr class="separator:a36dbf81d14d771e0712d0316ec06612b"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a476342970f954b62d70552bcbb5ee509"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509">WindowType</a> { <br/> +  <b>RectangularWindow</b>, +<b>HanningWindow</b>, +<b>HammingWindow</b>, +<b>BlackmanWindow</b>, +<br/> +  <b>TukeyWindow</b> +<br/> + }</td></tr> +<tr class="separator:a476342970f954b62d70552bcbb5ee509"><td class="memSeparator" colspan="2"> </td></tr> +</table> +<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> +<div class="textblock"><p>A class for calculating onset detection functions. </p> +<dl class="section author"><dt>Author</dt><dd>Adam Stark </dd></dl> +<dl class="section copyright"><dt>Copyright</dt><dd>Copyright (C) 2008-2014 Queen Mary University of London</dd></dl> +<p>This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.</p> +<p>This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.</p> +<p>You should have received a copy of the GNU General Public License along with this program. If not, see <a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>. </p> +</div><h2 class="groupheader">Enumeration Type Documentation</h2> +<a class="anchor" id="a36dbf81d14d771e0712d0316ec06612b"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">enum <a class="el" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b">OnsetDetectionFunctionType</a></td> + </tr> + </table> +</div><div class="memdoc"> +<p>The type of onset detection function to calculate </p> + +</div> +</div> +<a class="anchor" id="a476342970f954b62d70552bcbb5ee509"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">enum <a class="el" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509">WindowType</a></td> + </tr> + </table> +</div><div class="memdoc"> +<p>The type of window to use when calculating onset detection function samples </p> + +</div> +</div> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/_onset_detection_function_8h_source.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,212 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: src/OnsetDetectionFunction.h Source File</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="files.html"><span>File List</span></a></li> + <li><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" 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<ul> +<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul> +</div> +</div><!-- top --> +<div class="header"> + <div class="headertitle"> +<div class="title">OnsetDetectionFunction.h</div> </div> +</div><!--header--> +<div class="contents"> +<a href="_onset_detection_function_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span><span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div> +<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#ifndef __ONSETDETECTIONFUNCTION_H</span></div> +<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span><span class="preprocessor">#define __ONSETDETECTIONFUNCTION_H</span></div> +<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span></div> +<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "fftw3.h"</span></div> +<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <vector></span></div> +<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> +<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00030"></a><span class="lineno"><a class="code" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b"> 30</a></span> <span class="comment"></span><span class="keyword">enum</span> <a class="code" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b">OnsetDetectionFunctionType</a></div> +<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> {</div> +<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  EnergyEnvelope,</div> +<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  EnergyDifference,</div> +<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  SpectralDifference,</div> +<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  SpectralDifferenceHWR,</div> +<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  PhaseDeviation,</div> +<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  ComplexSpectralDifference,</div> +<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  ComplexSpectralDifferenceHWR,</div> +<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  HighFrequencyContent,</div> +<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  HighFrequencySpectralDifference,</div> +<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  HighFrequencySpectralDifferenceHWR</div> +<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> };</div> +<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div> +<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00046"></a><span class="lineno"><a class="code" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509"> 46</a></span> <span class="comment"></span><span class="keyword">enum</span> <a class="code" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509">WindowType</a></div> +<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> {</div> +<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  RectangularWindow,</div> +<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  HanningWindow,</div> +<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  HammingWindow,</div> +<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  BlackmanWindow,</div> +<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  TukeyWindow</div> +<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> };</div> +<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div> +<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00057"></a><span class="lineno"><a class="code" href="class_onset_detection_function.html"> 57</a></span> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_onset_detection_function.html">OnsetDetectionFunction</a></div> +<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> {</div> +<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">public</span>:</div> +<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div> +<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5">OnsetDetectionFunction</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_);</div> +<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div> +<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div> +<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5">OnsetDetectionFunction</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_,<span class="keywordtype">int</span> onsetDetectionFunctionType_,<span class="keywordtype">int</span> windowType_);</div> +<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div> +<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="class_onset_detection_function.html#aa01f8125c950f3def45154878107e503">~OnsetDetectionFunction</a>();</div> +<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div> +<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordtype">void</span> <a class="code" href="class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6">initialise</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_);</div> +<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div> +<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordtype">void</span> <a class="code" href="class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6">initialise</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_,<span class="keywordtype">int</span> onsetDetectionFunctionType_,<span class="keywordtype">int</span> windowType_);</div> +<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div> +<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">double</span> <a class="code" href="class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92">calculateOnsetDetectionFunctionSample</a>(<span class="keywordtype">double</span> *buffer);</div> +<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  </div> +<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordtype">void</span> <a class="code" href="class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131">setOnsetDetectionFunctionType</a>(<span class="keywordtype">int</span> onsetDetectionFunctionType_);</div> +<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  </div> +<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="keyword">private</span>:</div> +<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div> +<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordtype">void</span> performFFT();</div> +<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div> +<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"></span> <span class="keywordtype">double</span> energyEnvelope();</div> +<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  </div> +<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">double</span> energyDifference();</div> +<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  </div> +<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordtype">double</span> spectralDifference();</div> +<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  </div> +<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">double</span> spectralDifferenceHWR();</div> +<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  </div> +<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">double</span> phaseDeviation();</div> +<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  </div> +<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">double</span> complexSpectralDifference();</div> +<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div> +<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">double</span> complexSpectralDifferenceHWR();</div> +<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div> +<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">double</span> highFrequencyContent();</div> +<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div> +<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordtype">double</span> highFrequencySpectralDifference();</div> +<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  </div> +<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordtype">double</span> highFrequencySpectralDifferenceHWR();</div> +<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div> +<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment"></span> <span class="keywordtype">void</span> calculateRectangularWindow();</div> +<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  </div> +<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordtype">void</span> calculateHanningWindow();</div> +<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div> +<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordtype">void</span> calclulateHammingWindow();</div> +<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  </div> +<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordtype">void</span> calculateBlackmanWindow();</div> +<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  </div> +<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordtype">void</span> calculateTukeyWindow();</div> +<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div> +<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">//=======================================================================</span></div> +<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"></span> <span class="keywordtype">double</span> princarg(<span class="keywordtype">double</span> phaseVal);</div> +<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div> +<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  </div> +<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordtype">double</span> pi; </div> +<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordtype">int</span> frameSize; </div> +<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">int</span> hopSize; </div> +<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">int</span> onsetDetectionFunctionType; </div> +<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordtype">int</span> windowType; </div> +<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  fftw_plan p; </div> +<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  fftw_complex *complexIn; </div> +<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  fftw_complex *complexOut; </div> +<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordtype">bool</span> initialised; </div> +<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  std::vector<double> frame; </div> +<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  std::vector<double> window; </div> +<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordtype">double</span> prevEnergySum; </div> +<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  std::vector<double> magSpec; </div> +<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  std::vector<double> prevMagSpec; </div> +<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  std::vector<double> phase; </div> +<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  std::vector<double> prevPhase; </div> +<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  std::vector<double> prevPhase2; </div> +<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> };</div> +<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div> +<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div> +<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor">#endif</span></div> +</div><!-- fragment --></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/annotated.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,100 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: Class List</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li class="current"><a href="annotated.html"><span>Classes</span></a></li> + <li><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li class="current"><a href="annotated.html"><span>Class List</span></a></li> + <li><a href="classes.html"><span>Class Index</span></a></li> + <li><a href="functions.html"><span>Class Members</span></a></li> + </ul> + </div> +</div><!-- top --> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div class="header"> + <div class="headertitle"> +<div class="title">Class List</div> </div> +</div><!--header--> +<div class="contents"> +<div class="textblock">Here are the classes, structs, unions and interfaces with brief descriptions:</div><div class="directory"> +<table class="directory"> +<tr id="row_0_" class="even"><td class="entry"><img src="ftv2node.png" alt="o" width="16" height="22" /><img src="ftv2cl.png" alt="C" width="24" height="22" /><a class="el" href="class_b_track.html" target="_self">BTrack</a></td><td class="desc"></td></tr> +<tr id="row_1_"><td class="entry"><img src="ftv2lastnode.png" alt="\" width="16" height="22" /><img src="ftv2cl.png" alt="C" width="24" height="22" /><a class="el" href="class_onset_detection_function.html" target="_self">OnsetDetectionFunction</a></td><td class="desc"></td></tr> +</table> +</div><!-- directory --> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/class_b_track-members.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,112 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: Member List</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li class="current"><a href="annotated.html"><span>Classes</span></a></li> + <li><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="annotated.html"><span>Class List</span></a></li> + <li><a href="classes.html"><span>Class Index</span></a></li> + <li><a href="functions.html"><span>Class Members</span></a></li> + </ul> + </div> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +</div><!-- top --> +<div class="header"> + <div class="headertitle"> +<div class="title">BTrack Member List</div> </div> +</div><!--header--> +<div class="contents"> + +<p>This is the complete list of members for <a class="el" href="class_b_track.html">BTrack</a>, including all inherited members.</p> +<table class="directory"> + <tr class="even"><td class="entry"><a class="el" href="class_b_track.html#ac92eaea0e42dd18c79de10bf852d7f4a">beatDueInCurrentFrame</a>()</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_b_track.html#a243ac408666ce0301fecd9b0a2a6f307">BTrack</a>()</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_b_track.html#ac4dbda7c90ce1a3080def2d5da875171">BTrack</a>(int hopSize_)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_b_track.html#afce9e207a2f6ff71d96125dee16797de">BTrack</a>(int hopSize_, int frameSize_)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_b_track.html#a22917ea231d2efd5670a764dd5a98983">doNotFixTempo</a>()</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_b_track.html#a550829be9b4c58cd53195ec4900c7c71">fixTempo</a>(double tempo)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_b_track.html#aa66d0b9dfb4408e8cf84398f03b60a56">getBeatTimeInSeconds</a>(long frameNumber, int hopSize, int fs)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"><span class="mlabel">static</span></td></tr> + <tr><td class="entry"><a class="el" href="class_b_track.html#a1ebb4312fed8cf1de5353fef68c0fe74">getBeatTimeInSeconds</a>(int frameNumber, int hopSize, int fs)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"><span class="mlabel">static</span></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_b_track.html#a17cea0a4dff3908660e4117e9a6c42bb">getCurrentTempoEstimate</a>()</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_b_track.html#ac06aa079977062bfa2930cdca45e69fb">getHopSize</a>()</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_b_track.html#a7ccb5059d0f00e3217ea686e4c1e156d">getLatestCumulativeScoreValue</a>()</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_b_track.html#abb7ce7253095e6f859ef7b30f06ce051">processAudioFrame</a>(double *frame)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_b_track.html#a6fab18732bef8c87152e93dec9e4f854">processOnsetDetectionFunctionSample</a>(double sample)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_b_track.html#a96cf4088e40dff66ce15ada1f671a186">setTempo</a>(double tempo)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_b_track.html#a70244e9a5aa8f860533fa56f942b7ede">updateHopAndFrameSize</a>(int hopSize_, int frameSize_)</td><td class="entry"><a class="el" href="class_b_track.html">BTrack</a></td><td class="entry"></td></tr> +</table></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/class_b_track.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,524 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: BTrack Class Reference</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li class="current"><a href="annotated.html"><span>Classes</span></a></li> + <li><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="annotated.html"><span>Class List</span></a></li> + <li><a href="classes.html"><span>Class Index</span></a></li> + <li><a href="functions.html"><span>Class Members</span></a></li> + </ul> + </div> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +</div><!-- top --> +<div class="header"> + <div class="summary"> +<a href="#pub-methods">Public Member Functions</a> | +<a href="#pub-static-methods">Static Public Member Functions</a> | +<a href="class_b_track-members.html">List of all members</a> </div> + <div class="headertitle"> +<div class="title">BTrack Class Reference</div> </div> +</div><!--header--> +<div class="contents"> + +<p><code>#include <<a class="el" href="_b_track_8h_source.html">BTrack.h</a>></code></p> +<table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> +Public Member Functions</h2></td></tr> +<tr class="memitem:a243ac408666ce0301fecd9b0a2a6f307"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a243ac408666ce0301fecd9b0a2a6f307">BTrack</a> ()</td></tr> +<tr class="separator:a243ac408666ce0301fecd9b0a2a6f307"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ac4dbda7c90ce1a3080def2d5da875171"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#ac4dbda7c90ce1a3080def2d5da875171">BTrack</a> (int hopSize_)</td></tr> +<tr class="separator:ac4dbda7c90ce1a3080def2d5da875171"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:afce9e207a2f6ff71d96125dee16797de"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#afce9e207a2f6ff71d96125dee16797de">BTrack</a> (int hopSize_, int frameSize_)</td></tr> +<tr class="separator:afce9e207a2f6ff71d96125dee16797de"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a70244e9a5aa8f860533fa56f942b7ede"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a70244e9a5aa8f860533fa56f942b7ede">updateHopAndFrameSize</a> (int hopSize_, int frameSize_)</td></tr> +<tr class="separator:a70244e9a5aa8f860533fa56f942b7ede"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:abb7ce7253095e6f859ef7b30f06ce051"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#abb7ce7253095e6f859ef7b30f06ce051">processAudioFrame</a> (double *frame)</td></tr> +<tr class="separator:abb7ce7253095e6f859ef7b30f06ce051"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a6fab18732bef8c87152e93dec9e4f854"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a6fab18732bef8c87152e93dec9e4f854">processOnsetDetectionFunctionSample</a> (double sample)</td></tr> +<tr class="separator:a6fab18732bef8c87152e93dec9e4f854"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ac06aa079977062bfa2930cdca45e69fb"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#ac06aa079977062bfa2930cdca45e69fb">getHopSize</a> ()</td></tr> +<tr class="separator:ac06aa079977062bfa2930cdca45e69fb"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ac92eaea0e42dd18c79de10bf852d7f4a"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#ac92eaea0e42dd18c79de10bf852d7f4a">beatDueInCurrentFrame</a> ()</td></tr> +<tr class="separator:ac92eaea0e42dd18c79de10bf852d7f4a"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a17cea0a4dff3908660e4117e9a6c42bb"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a17cea0a4dff3908660e4117e9a6c42bb">getCurrentTempoEstimate</a> ()</td></tr> +<tr class="separator:a17cea0a4dff3908660e4117e9a6c42bb"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a7ccb5059d0f00e3217ea686e4c1e156d"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a7ccb5059d0f00e3217ea686e4c1e156d">getLatestCumulativeScoreValue</a> ()</td></tr> +<tr class="separator:a7ccb5059d0f00e3217ea686e4c1e156d"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a96cf4088e40dff66ce15ada1f671a186"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a96cf4088e40dff66ce15ada1f671a186">setTempo</a> (double tempo)</td></tr> +<tr class="separator:a96cf4088e40dff66ce15ada1f671a186"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a550829be9b4c58cd53195ec4900c7c71"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a550829be9b4c58cd53195ec4900c7c71">fixTempo</a> (double tempo)</td></tr> +<tr class="separator:a550829be9b4c58cd53195ec4900c7c71"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a22917ea231d2efd5670a764dd5a98983"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a22917ea231d2efd5670a764dd5a98983">doNotFixTempo</a> ()</td></tr> +<tr class="separator:a22917ea231d2efd5670a764dd5a98983"><td class="memSeparator" colspan="2"> </td></tr> +</table><table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a> +Static Public Member Functions</h2></td></tr> +<tr class="memitem:aa66d0b9dfb4408e8cf84398f03b60a56"><td class="memItemLeft" align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#aa66d0b9dfb4408e8cf84398f03b60a56">getBeatTimeInSeconds</a> (long frameNumber, int hopSize, int fs)</td></tr> +<tr class="separator:aa66d0b9dfb4408e8cf84398f03b60a56"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a1ebb4312fed8cf1de5353fef68c0fe74"><td class="memItemLeft" align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_b_track.html#a1ebb4312fed8cf1de5353fef68c0fe74">getBeatTimeInSeconds</a> (int frameNumber, int hopSize, int fs)</td></tr> +<tr class="separator:a1ebb4312fed8cf1de5353fef68c0fe74"><td class="memSeparator" colspan="2"> </td></tr> +</table> +<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> +<div class="textblock"><p>The main beat tracking class and the interface to the <a class="el" href="class_b_track.html">BTrack</a> beat tracking algorithm. The algorithm can process either audio frames or onset detection function samples and also contains some static functions for calculating beat times in seconds </p> +</div><h2 class="groupheader">Constructor & Destructor Documentation</h2> +<a class="anchor" id="a243ac408666ce0301fecd9b0a2a6f307"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">BTrack::BTrack </td> + <td>(</td> + <td class="paramname"></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Constructor assuming hop size of 512 and frame size of 1024 </p> + +</div> +</div> +<a class="anchor" id="ac4dbda7c90ce1a3080def2d5da875171"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">BTrack::BTrack </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize_</em></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Constructor assuming frame size will be double the hopSize </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">hopSize</td><td>the hop size in audio samples </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="afce9e207a2f6ff71d96125dee16797de"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">BTrack::BTrack </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>frameSize_</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Constructor taking both hopSize and frameSize </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">hopSize</td><td>the hop size in audio samples </td></tr> + <tr><td class="paramname">frameSize</td><td>the frame size in audio samples </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<h2 class="groupheader">Member Function Documentation</h2> +<a class="anchor" id="ac92eaea0e42dd18c79de10bf852d7f4a"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">bool BTrack::beatDueInCurrentFrame </td> + <td>(</td> + <td class="paramname"></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="section return"><dt>Returns</dt><dd>true if a beat should occur in the current audio frame </dd></dl> + +</div> +</div> +<a class="anchor" id="a22917ea231d2efd5670a764dd5a98983"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void BTrack::doNotFixTempo </td> + <td>(</td> + <td class="paramname"></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Tell the algorithm to not fix the tempo anymore </p> + +</div> +</div> +<a class="anchor" id="a550829be9b4c58cd53195ec4900c7c71"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void BTrack::fixTempo </td> + <td>(</td> + <td class="paramtype">double </td> + <td class="paramname"><em>tempo</em></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Fix tempo to roughly around some value, so that the algorithm will only try to track tempi around the given tempo </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">tempo</td><td>the tempo in beats per minute (bpm) </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="aa66d0b9dfb4408e8cf84398f03b60a56"></a> +<div class="memitem"> +<div class="memproto"> +<table class="mlabels"> + <tr> + <td class="mlabels-left"> + <table class="memname"> + <tr> + <td class="memname">double BTrack::getBeatTimeInSeconds </td> + <td>(</td> + <td class="paramtype">long </td> + <td class="paramname"><em>frameNumber</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>fs</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> + </td> + <td class="mlabels-right"> +<span class="mlabels"><span class="mlabel">static</span></span> </td> + </tr> +</table> +</div><div class="memdoc"> +<p>Calculates a beat time in seconds, given the frame number, hop size and sampling frequency. This version uses a long to represent the frame number </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">frameNumber</td><td>the index of the current frame </td></tr> + <tr><td class="paramname">hopSize</td><td>the hop size in audio samples </td></tr> + <tr><td class="paramname">fs</td><td>the sampling frequency in Hz </td></tr> + </table> + </dd> +</dl> +<dl class="section return"><dt>Returns</dt><dd>a beat time in seconds </dd></dl> + +</div> +</div> +<a class="anchor" id="a1ebb4312fed8cf1de5353fef68c0fe74"></a> +<div class="memitem"> +<div class="memproto"> +<table class="mlabels"> + <tr> + <td class="mlabels-left"> + <table class="memname"> + <tr> + <td class="memname">double BTrack::getBeatTimeInSeconds </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>frameNumber</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>fs</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> + </td> + <td class="mlabels-right"> +<span class="mlabels"><span class="mlabel">static</span></span> </td> + </tr> +</table> +</div><div class="memdoc"> +<p>Calculates a beat time in seconds, given the frame number, hop size and sampling frequency. This version uses an int to represent the frame number </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">frameNumber</td><td>the index of the current frame </td></tr> + <tr><td class="paramname">hopSize</td><td>the hop size in audio samples </td></tr> + <tr><td class="paramname">fs</td><td>the sampling frequency in Hz </td></tr> + </table> + </dd> +</dl> +<dl class="section return"><dt>Returns</dt><dd>a beat time in seconds </dd></dl> + +</div> +</div> +<a class="anchor" id="a17cea0a4dff3908660e4117e9a6c42bb"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">double BTrack::getCurrentTempoEstimate </td> + <td>(</td> + <td class="paramname"></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="section return"><dt>Returns</dt><dd>the current tempo estimate being used by the beat tracker </dd></dl> + +</div> +</div> +<a class="anchor" id="ac06aa079977062bfa2930cdca45e69fb"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">int BTrack::getHopSize </td> + <td>(</td> + <td class="paramname"></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="section return"><dt>Returns</dt><dd>the current hop size being used by the beat tracker </dd></dl> + +</div> +</div> +<a class="anchor" id="a7ccb5059d0f00e3217ea686e4c1e156d"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">double BTrack::getLatestCumulativeScoreValue </td> + <td>(</td> + <td class="paramname"></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="section return"><dt>Returns</dt><dd>the most recent value of the cumulative score function </dd></dl> + +</div> +</div> +<a class="anchor" id="abb7ce7253095e6f859ef7b30f06ce051"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void BTrack::processAudioFrame </td> + <td>(</td> + <td class="paramtype">double * </td> + <td class="paramname"><em>frame</em></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Process a single audio frame </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">frame</td><td>a pointer to an array containing an audio frame. The number of samples should match the frame size that the algorithm was initialised with. </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="a6fab18732bef8c87152e93dec9e4f854"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void BTrack::processOnsetDetectionFunctionSample </td> + <td>(</td> + <td class="paramtype">double </td> + <td class="paramname"><em>sample</em></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Add new onset detection function sample to buffer and apply beat tracking </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">sample</td><td>an onset detection function sample </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="a96cf4088e40dff66ce15ada1f671a186"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void BTrack::setTempo </td> + <td>(</td> + <td class="paramtype">double </td> + <td class="paramname"><em>tempo</em></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Set the tempo of the beat tracker </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">tempo</td><td>the tempo in beats per minute (bpm) </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="a70244e9a5aa8f860533fa56f942b7ede"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void BTrack::updateHopAndFrameSize </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>frameSize_</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Updates the hop and frame size used by the beat tracker </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">hopSize</td><td>the hop size in audio samples </td></tr> + <tr><td class="paramname">frameSize</td><td>the frame size in audio samples </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<hr/>The documentation for this class was generated from the following files:<ul> +<li>src/<a class="el" href="_b_track_8h_source.html">BTrack.h</a></li> +<li>src/<a class="el" href="_b_track_8cpp.html">BTrack.cpp</a></li> +</ul> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
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+</div> + +</div><!-- top --> +<div class="header"> + <div class="headertitle"> +<div class="title">OnsetDetectionFunction Member List</div> </div> +</div><!--header--> +<div class="contents"> + +<p>This is the complete list of members for <a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a>, including all inherited members.</p> +<table class="directory"> + <tr class="even"><td class="entry"><a class="el" href="class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92">calculateOnsetDetectionFunctionSample</a>(double *buffer)</td><td class="entry"><a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6">initialise</a>(int hopSize_, int frameSize_)</td><td class="entry"><a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_onset_detection_function.html#a4f9e1352bfdcd032bdd8193cc72489ba">initialise</a>(int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)</td><td class="entry"><a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5">OnsetDetectionFunction</a>(int hopSize_, int frameSize_)</td><td class="entry"><a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_onset_detection_function.html#ad2c23f2d1ac346da8289712df173b190">OnsetDetectionFunction</a>(int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)</td><td class="entry"><a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a></td><td class="entry"></td></tr> + <tr><td class="entry"><a class="el" href="class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131">setOnsetDetectionFunctionType</a>(int onsetDetectionFunctionType_)</td><td class="entry"><a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a></td><td class="entry"></td></tr> + <tr class="even"><td class="entry"><a class="el" href="class_onset_detection_function.html#aa01f8125c950f3def45154878107e503">~OnsetDetectionFunction</a>()</td><td class="entry"><a class="el" href="class_onset_detection_function.html">OnsetDetectionFunction</a></td><td class="entry"></td></tr> +</table></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" 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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/class_onset_detection_function.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,352 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: OnsetDetectionFunction Class Reference</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" 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class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +</div><!-- top --> +<div class="header"> + <div class="summary"> +<a href="#pub-methods">Public Member Functions</a> | +<a href="class_onset_detection_function-members.html">List of all members</a> </div> + <div class="headertitle"> +<div class="title">OnsetDetectionFunction Class Reference</div> </div> +</div><!--header--> +<div class="contents"> + +<p><code>#include <<a class="el" href="_onset_detection_function_8h_source.html">OnsetDetectionFunction.h</a>></code></p> +<table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> +Public Member Functions</h2></td></tr> +<tr class="memitem:a1af5db39698d413cbb892b3a6de7aee5"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5">OnsetDetectionFunction</a> (int hopSize_, int frameSize_)</td></tr> +<tr class="separator:a1af5db39698d413cbb892b3a6de7aee5"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ad2c23f2d1ac346da8289712df173b190"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_onset_detection_function.html#ad2c23f2d1ac346da8289712df173b190">OnsetDetectionFunction</a> (int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)</td></tr> +<tr class="separator:ad2c23f2d1ac346da8289712df173b190"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:aa01f8125c950f3def45154878107e503"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_onset_detection_function.html#aa01f8125c950f3def45154878107e503">~OnsetDetectionFunction</a> ()</td></tr> +<tr class="separator:aa01f8125c950f3def45154878107e503"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ab3379d150c375e4a7e525f326ce5a2e6"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6">initialise</a> (int hopSize_, int frameSize_)</td></tr> +<tr class="separator:ab3379d150c375e4a7e525f326ce5a2e6"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a4f9e1352bfdcd032bdd8193cc72489ba"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_onset_detection_function.html#a4f9e1352bfdcd032bdd8193cc72489ba">initialise</a> (int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)</td></tr> +<tr class="separator:a4f9e1352bfdcd032bdd8193cc72489ba"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a7b8fffe6221d3bd4f6cac82c17db0e92"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92">calculateOnsetDetectionFunctionSample</a> (double *buffer)</td></tr> +<tr class="separator:a7b8fffe6221d3bd4f6cac82c17db0e92"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:a51fdab443155aaaa935956645e8f9131"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131">setOnsetDetectionFunctionType</a> (int onsetDetectionFunctionType_)</td></tr> +<tr class="separator:a51fdab443155aaaa935956645e8f9131"><td class="memSeparator" colspan="2"> </td></tr> +</table> +<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> +<div class="textblock"><p>A class for calculating onset detection functions. </p> +</div><h2 class="groupheader">Constructor & Destructor Documentation</h2> +<a class="anchor" id="a1af5db39698d413cbb892b3a6de7aee5"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">OnsetDetectionFunction::OnsetDetectionFunction </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>frameSize_</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Constructor that defaults the onset detection function type to ComplexSpectralDifferenceHWR and the window type to HanningWindow </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">hopSize_</td><td>the hop size in audio samples </td></tr> + <tr><td class="paramname">frameSize_</td><td>the frame size in audio samples </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="ad2c23f2d1ac346da8289712df173b190"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">OnsetDetectionFunction::OnsetDetectionFunction </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>frameSize_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>onsetDetectionFunctionType_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>windowType_</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Constructor </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">hopSize_</td><td>the hop size in audio samples </td></tr> + <tr><td class="paramname">frameSize_</td><td>the frame size in audio samples </td></tr> + <tr><td class="paramname">onsetDetectionFunctionType_</td><td>the type of onset detection function to use - (see OnsetDetectionFunctionType) </td></tr> + <tr><td class="paramname">windowType</td><td>the type of window to use (see WindowType) </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="aa01f8125c950f3def45154878107e503"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">OnsetDetectionFunction::~OnsetDetectionFunction </td> + <td>(</td> + <td class="paramname"></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Destructor </p> + +</div> +</div> +<h2 class="groupheader">Member Function Documentation</h2> +<a class="anchor" id="a7b8fffe6221d3bd4f6cac82c17db0e92"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">double OnsetDetectionFunction::calculateOnsetDetectionFunctionSample </td> + <td>(</td> + <td class="paramtype">double * </td> + <td class="paramname"><em>buffer</em></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Process input frame and calculate detection function sample </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">buffer</td><td>a pointer to an array containing the audio samples to be processed </td></tr> + </table> + </dd> +</dl> +<dl class="section return"><dt>Returns</dt><dd>the onset detection function sample </dd></dl> + +</div> +</div> +<a class="anchor" id="ab3379d150c375e4a7e525f326ce5a2e6"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void OnsetDetectionFunction::initialise </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>frameSize_</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Initialisation function for only updating hop size and frame size (and not window type or onset detection function type </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">hopSize_</td><td>the hop size in audio samples </td></tr> + <tr><td class="paramname">frameSize_</td><td>the frame size in audio samples </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="a4f9e1352bfdcd032bdd8193cc72489ba"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void OnsetDetectionFunction::initialise </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>hopSize_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>frameSize_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>onsetDetectionFunctionType_</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int </td> + <td class="paramname"><em>windowType_</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Initialisation Function </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">hopSize_</td><td>the hop size in audio samples </td></tr> + <tr><td class="paramname">frameSize_</td><td>the frame size in audio samples </td></tr> + <tr><td class="paramname">onsetDetectionFunctionType_</td><td>the type of onset detection function to use - (see OnsetDetectionFunctionType) </td></tr> + <tr><td class="paramname">windowType</td><td>the type of window to use (see WindowType) </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<a class="anchor" id="a51fdab443155aaaa935956645e8f9131"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">void OnsetDetectionFunction::setOnsetDetectionFunctionType </td> + <td>(</td> + <td class="paramtype">int </td> + <td class="paramname"><em>onsetDetectionFunctionType_</em></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> +<p>Set the detection function type </p> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramname">onsetDetectionFunctionType_</td><td>the type of onset detection function to use - (see OnsetDetectionFunctionType) </td></tr> + </table> + </dd> +</dl> + +</div> +</div> +<hr/>The documentation for this class was generated from the following files:<ul> +<li>src/<a class="el" href="_onset_detection_function_8h_source.html">OnsetDetectionFunction.h</a></li> +<li>src/<a class="el" href="_onset_detection_function_8cpp.html">OnsetDetectionFunction.cpp</a></li> +</ul> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/dir_68267d1309a1af8e8297ef4c3efbcdba.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,107 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: src Directory Reference</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); 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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/files.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,102 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: File List</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li class="current"><a href="files.html"><span>File List</span></a></li> + <li><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> +</div><!-- top --> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div class="header"> + <div class="headertitle"> +<div class="title">File List</div> </div> +</div><!--header--> +<div class="contents"> +<div class="textblock">Here is a list of all documented files with brief descriptions:</div><div class="directory"> +<div class="levels">[detail level <span onclick="javascript:toggleLevel(1);">1</span><span onclick="javascript:toggleLevel(2);">2</span>]</div><table class="directory"> +<tr id="row_0_" class="even"><td class="entry"><img id="arr_0_" src="ftv2mlastnode.png" alt="\" width="16" height="22" onclick="toggleFolder('0_')"/><img id="img_0_" src="ftv2folderopen.png" alt="-" width="24" height="22" onclick="toggleFolder('0_')"/><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html" target="_self">src</a></td><td class="desc"></td></tr> +<tr id="row_0_0_"><td class="entry"><img src="ftv2blank.png" alt=" " width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><img src="ftv2doc.png" alt="*" width="24" height="22" /><a class="el" href="_b_track_8cpp.html" target="_self">BTrack.cpp</a></td><td class="desc"><a class="el" href="class_b_track.html">BTrack</a> - a real-time beat tracker</td></tr> +<tr id="row_0_1_" class="even"><td class="entry"><img src="ftv2blank.png" alt=" " width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="_b_track_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><a class="el" href="_b_track_8h.html" target="_self">BTrack.h</a></td><td class="desc"><a class="el" href="class_b_track.html">BTrack</a> - a real-time beat tracker</td></tr> +<tr id="row_0_2_"><td class="entry"><img src="ftv2blank.png" alt=" " width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><img src="ftv2doc.png" alt="*" width="24" height="22" /><a class="el" href="_onset_detection_function_8cpp.html" target="_self">OnsetDetectionFunction.cpp</a></td><td class="desc">A class for calculating onset detection functions</td></tr> +<tr id="row_0_3_" class="even"><td class="entry"><img src="ftv2blank.png" alt=" " width="16" height="22" /><img src="ftv2lastnode.png" alt="\" width="16" height="22" /><a href="_onset_detection_function_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><a class="el" href="_onset_detection_function_8h.html" target="_self">OnsetDetectionFunction.h</a></td><td class="desc">A class for calculating onset detection functions</td></tr> +</table> +</div><!-- directory --> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/functions.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,149 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: Class Members</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li class="current"><a href="annotated.html"><span>Classes</span></a></li> + <li><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="annotated.html"><span>Class List</span></a></li> + <li><a href="classes.html"><span>Class Index</span></a></li> + <li class="current"><a href="functions.html"><span>Class Members</span></a></li> + </ul> + </div> + <div id="navrow3" class="tabs2"> + <ul class="tablist"> + <li class="current"><a href="functions.html"><span>All</span></a></li> + <li><a href="functions_func.html"><span>Functions</span></a></li> + </ul> + </div> +</div><!-- top --> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div class="contents"> +<div class="textblock">Here is a list of all documented class members with links to the class documentation for each member:</div><ul> +<li>beatDueInCurrentFrame() +: <a class="el" href="class_b_track.html#ac92eaea0e42dd18c79de10bf852d7f4a">BTrack</a> +</li> +<li>BTrack() +: <a class="el" href="class_b_track.html#afce9e207a2f6ff71d96125dee16797de">BTrack</a> +</li> +<li>calculateOnsetDetectionFunctionSample() +: <a class="el" href="class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92">OnsetDetectionFunction</a> +</li> +<li>doNotFixTempo() +: <a class="el" href="class_b_track.html#a22917ea231d2efd5670a764dd5a98983">BTrack</a> +</li> +<li>fixTempo() +: <a class="el" href="class_b_track.html#a550829be9b4c58cd53195ec4900c7c71">BTrack</a> +</li> +<li>getBeatTimeInSeconds() +: <a class="el" href="class_b_track.html#aa66d0b9dfb4408e8cf84398f03b60a56">BTrack</a> +</li> +<li>getCurrentTempoEstimate() +: <a class="el" href="class_b_track.html#a17cea0a4dff3908660e4117e9a6c42bb">BTrack</a> +</li> +<li>getHopSize() +: <a class="el" href="class_b_track.html#ac06aa079977062bfa2930cdca45e69fb">BTrack</a> +</li> +<li>getLatestCumulativeScoreValue() +: <a class="el" href="class_b_track.html#a7ccb5059d0f00e3217ea686e4c1e156d">BTrack</a> +</li> +<li>initialise() +: <a class="el" href="class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6">OnsetDetectionFunction</a> +</li> +<li>OnsetDetectionFunction() +: <a class="el" href="class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5">OnsetDetectionFunction</a> +</li> +<li>processAudioFrame() +: <a class="el" href="class_b_track.html#abb7ce7253095e6f859ef7b30f06ce051">BTrack</a> +</li> +<li>processOnsetDetectionFunctionSample() +: <a class="el" href="class_b_track.html#a6fab18732bef8c87152e93dec9e4f854">BTrack</a> +</li> +<li>setOnsetDetectionFunctionType() +: <a class="el" href="class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131">OnsetDetectionFunction</a> +</li> +<li>setTempo() +: <a class="el" href="class_b_track.html#a96cf4088e40dff66ce15ada1f671a186">BTrack</a> +</li> +<li>updateHopAndFrameSize() +: <a class="el" href="class_b_track.html#a70244e9a5aa8f860533fa56f942b7ede">BTrack</a> +</li> +<li>~OnsetDetectionFunction() +: <a class="el" href="class_onset_detection_function.html#aa01f8125c950f3def45154878107e503">OnsetDetectionFunction</a> +</li> +</ul> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/functions_func.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,149 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: Class Members - Functions</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li class="current"><a href="annotated.html"><span>Classes</span></a></li> + <li><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="annotated.html"><span>Class List</span></a></li> + <li><a href="classes.html"><span>Class Index</span></a></li> + <li class="current"><a href="functions.html"><span>Class Members</span></a></li> + </ul> + </div> + <div id="navrow3" class="tabs2"> + <ul class="tablist"> + <li><a href="functions.html"><span>All</span></a></li> + <li class="current"><a href="functions_func.html"><span>Functions</span></a></li> + </ul> + </div> +</div><!-- top --> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div class="contents"> + <ul> +<li>beatDueInCurrentFrame() +: <a class="el" href="class_b_track.html#ac92eaea0e42dd18c79de10bf852d7f4a">BTrack</a> +</li> +<li>BTrack() +: <a class="el" href="class_b_track.html#afce9e207a2f6ff71d96125dee16797de">BTrack</a> +</li> +<li>calculateOnsetDetectionFunctionSample() +: <a class="el" href="class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92">OnsetDetectionFunction</a> +</li> +<li>doNotFixTempo() +: <a class="el" href="class_b_track.html#a22917ea231d2efd5670a764dd5a98983">BTrack</a> +</li> +<li>fixTempo() +: <a class="el" href="class_b_track.html#a550829be9b4c58cd53195ec4900c7c71">BTrack</a> +</li> +<li>getBeatTimeInSeconds() +: <a class="el" href="class_b_track.html#aa66d0b9dfb4408e8cf84398f03b60a56">BTrack</a> +</li> +<li>getCurrentTempoEstimate() +: <a class="el" href="class_b_track.html#a17cea0a4dff3908660e4117e9a6c42bb">BTrack</a> +</li> +<li>getHopSize() +: <a class="el" href="class_b_track.html#ac06aa079977062bfa2930cdca45e69fb">BTrack</a> +</li> +<li>getLatestCumulativeScoreValue() +: <a class="el" href="class_b_track.html#a7ccb5059d0f00e3217ea686e4c1e156d">BTrack</a> +</li> +<li>initialise() +: <a class="el" href="class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6">OnsetDetectionFunction</a> +</li> +<li>OnsetDetectionFunction() +: <a class="el" href="class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5">OnsetDetectionFunction</a> +</li> +<li>processAudioFrame() +: <a class="el" href="class_b_track.html#abb7ce7253095e6f859ef7b30f06ce051">BTrack</a> +</li> +<li>processOnsetDetectionFunctionSample() +: <a class="el" href="class_b_track.html#a6fab18732bef8c87152e93dec9e4f854">BTrack</a> +</li> +<li>setOnsetDetectionFunctionType() +: <a class="el" href="class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131">OnsetDetectionFunction</a> +</li> +<li>setTempo() +: <a class="el" href="class_b_track.html#a96cf4088e40dff66ce15ada1f671a186">BTrack</a> +</li> +<li>updateHopAndFrameSize() +: <a class="el" href="class_b_track.html#a70244e9a5aa8f860533fa56f942b7ede">BTrack</a> +</li> +<li>~OnsetDetectionFunction() +: <a class="el" href="class_onset_detection_function.html#aa01f8125c950f3def45154878107e503">OnsetDetectionFunction</a> +</li> +</ul> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/globals.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,103 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: File Members</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="files.html"><span>File List</span></a></li> + <li class="current"><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> + <div id="navrow3" class="tabs2"> + <ul class="tablist"> + <li class="current"><a href="globals.html"><span>All</span></a></li> + <li><a href="globals_enum.html"><span>Enumerations</span></a></li> + </ul> + </div> +</div><!-- top --> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div class="contents"> +<div class="textblock">Here is a list of all documented file members with links to the documentation:</div><ul> +<li>OnsetDetectionFunctionType +: <a class="el" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b">OnsetDetectionFunction.h</a> +</li> +<li>WindowType +: <a class="el" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509">OnsetDetectionFunction.h</a> +</li> +</ul> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/globals_enum.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,103 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: File Members</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li class="current"><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> + <div id="navrow2" class="tabs2"> + <ul class="tablist"> + <li><a href="files.html"><span>File List</span></a></li> + <li class="current"><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> + <div id="navrow3" class="tabs2"> + <ul class="tablist"> + <li><a href="globals.html"><span>All</span></a></li> + <li class="current"><a href="globals_enum.html"><span>Enumerations</span></a></li> + </ul> + </div> +</div><!-- top --> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div class="contents"> + <ul> +<li>OnsetDetectionFunctionType +: <a class="el" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b">OnsetDetectionFunction.h</a> +</li> +<li>WindowType +: <a class="el" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509">OnsetDetectionFunction.h</a> +</li> +</ul> +</div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/index.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,128 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>BTrack - A Real-Time Beat Tracker: BTrack - A Real-Time Beat Tracker</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +<link href="doxygen.css" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 56px;"> + <td style="padding-left: 0.5em;"> + <div id="projectname">BTrack - A Real-Time Beat Tracker + </div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.2 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li class="current"><a href="index.html"><span>Main Page</span></a></li> + <li><a href="annotated.html"><span>Classes</span></a></li> + <li><a href="files.html"><span>Files</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> +</div><!-- top --> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div class="header"> + <div class="headertitle"> +<div class="title"><a class="el" href="class_b_track.html">BTrack</a> - A Real-Time Beat Tracker </div> </div> +</div><!--header--> +<div class="contents"> +<div class="textblock"><p>A real-time beat tracker, implemented in C++.</p> +<p>Written by Adam Stark, Matthew Davies and Mark Plumbley.</p> +<h2>License</h2> +<p><a class="el" href="class_b_track.html">BTrack</a> is made available under the GNU General Public License, version 3. Please see the included LICENSE.txt for more details.</p> +<h2>Usage - C++</h2> +<p><b>STEP 1</b></p> +<p>Include the <a class="el" href="class_b_track.html">BTrack</a> header file as follows: </p> +<pre class="fragment"> #include "BTrack.h" +</pre><p><b>STEP 2</b></p> +<p>Instantiate the algorithm by one of the following: </p> +<pre class="fragment">// to use the default 512 hop size and 1024 frame size +BTrack b; +</pre><p>or: </p> +<pre class="fragment">// to specify a hop size (e.g. 512) and have a frame size of 2 x the hop size +BTrack b(512); +</pre><p>or: </p> +<pre class="fragment">// to specify both the hop size and frame size +BTrack b(512,1024); +</pre><p><b>STEP 3.1 - Audio Input</b></p> +<p>In the processing loop, fill a double precision array with one frame of audio samples (as determined in step 2): </p> +<pre class="fragment">double *frame; + +// ! +// do something here to fill the frame with audio samples +// ! +</pre><p>and then call: </p> +<pre class="fragment">b.processAudioFrame(frame); +</pre><p>and to check for beats, simply call: </p> +<pre class="fragment">if (b.beatDueInCurrentFrame()) +{ + // do something on the beat +} +</pre><p><b>STEP 3.2 - Onset Detection Function Input</b></p> +<p>The algorithm can process onset detection function samples. Given a double precision onset detection function sample called 'newSamples', at each step, call: </p> +<pre class="fragment">b.processOnsetDetectionFunctionSample(newSample); +</pre><p>and then check for beats with: </p> +<pre class="fragment">if (b.beatDueInCurrentFrame()) +{ + // do something on the beat +} +</pre><p>For any questions, please email Adam Stark (email at <a href="http://www.adamstark.co.uk">http://www.adamstark.co.uk</a>). </p> +</div></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> +<img class="footer" src="doxygen.png" alt="doxygen"/> +</a> 1.8.2 +</small></address> +</body> +</html>
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_62.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_62.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_62.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,8 @@ +var searchData= +[ + ['beatdueincurrentframe',['beatDueInCurrentFrame',['../class_b_track.html#ac92eaea0e42dd18c79de10bf852d7f4a',1,'BTrack']]], + ['btrack',['BTrack',['../class_b_track.html',1,'BTrack'],['../class_b_track.html#a243ac408666ce0301fecd9b0a2a6f307',1,'BTrack::BTrack()'],['../class_b_track.html#ac4dbda7c90ce1a3080def2d5da875171',1,'BTrack::BTrack(int hopSize_)'],['../class_b_track.html#afce9e207a2f6ff71d96125dee16797de',1,'BTrack::BTrack(int hopSize_, int frameSize_)']]], + ['btrack_2ecpp',['BTrack.cpp',['../_b_track_8cpp.html',1,'']]], + ['btrack_2eh',['BTrack.h',['../_b_track_8h.html',1,'']]], + ['btrack_20_2d_20a_20real_2dtime_20beat_20tracker',['BTrack - A Real-Time Beat Tracker',['../index.html',1,'']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_63.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_63.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_63.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['calculateonsetdetectionfunctionsample',['calculateOnsetDetectionFunctionSample',['../class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92',1,'OnsetDetectionFunction']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_64.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_64.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_64.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['donotfixtempo',['doNotFixTempo',['../class_b_track.html#a22917ea231d2efd5670a764dd5a98983',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_66.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_66.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_66.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['fixtempo',['fixTempo',['../class_b_track.html#a550829be9b4c58cd53195ec4900c7c71',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_67.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_67.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_67.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,7 @@ +var searchData= +[ + ['getbeattimeinseconds',['getBeatTimeInSeconds',['../class_b_track.html#aa66d0b9dfb4408e8cf84398f03b60a56',1,'BTrack::getBeatTimeInSeconds(long frameNumber, int hopSize, int fs)'],['../class_b_track.html#a1ebb4312fed8cf1de5353fef68c0fe74',1,'BTrack::getBeatTimeInSeconds(int frameNumber, int hopSize, int fs)']]], + ['getcurrenttempoestimate',['getCurrentTempoEstimate',['../class_b_track.html#a17cea0a4dff3908660e4117e9a6c42bb',1,'BTrack']]], + ['gethopsize',['getHopSize',['../class_b_track.html#ac06aa079977062bfa2930cdca45e69fb',1,'BTrack']]], + ['getlatestcumulativescorevalue',['getLatestCumulativeScoreValue',['../class_b_track.html#a7ccb5059d0f00e3217ea686e4c1e156d',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_69.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_69.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_69.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['initialise',['initialise',['../class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6',1,'OnsetDetectionFunction::initialise(int hopSize_, int frameSize_)'],['../class_onset_detection_function.html#a4f9e1352bfdcd032bdd8193cc72489ba',1,'OnsetDetectionFunction::initialise(int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_6f.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_6f.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_6f.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,7 @@ +var searchData= +[ + ['onsetdetectionfunction',['OnsetDetectionFunction',['../class_onset_detection_function.html',1,'OnsetDetectionFunction'],['../class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5',1,'OnsetDetectionFunction::OnsetDetectionFunction(int hopSize_, int frameSize_)'],['../class_onset_detection_function.html#ad2c23f2d1ac346da8289712df173b190',1,'OnsetDetectionFunction::OnsetDetectionFunction(int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)']]], + ['onsetdetectionfunction_2ecpp',['OnsetDetectionFunction.cpp',['../_onset_detection_function_8cpp.html',1,'']]], + ['onsetdetectionfunction_2eh',['OnsetDetectionFunction.h',['../_onset_detection_function_8h.html',1,'']]], + ['onsetdetectionfunctiontype',['OnsetDetectionFunctionType',['../_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b',1,'OnsetDetectionFunction.h']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_70.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_70.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_70.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,5 @@ +var searchData= +[ + ['processaudioframe',['processAudioFrame',['../class_b_track.html#abb7ce7253095e6f859ef7b30f06ce051',1,'BTrack']]], + ['processonsetdetectionfunctionsample',['processOnsetDetectionFunctionSample',['../class_b_track.html#a6fab18732bef8c87152e93dec9e4f854',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_73.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_73.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_73.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,5 @@ +var searchData= +[ + ['setonsetdetectionfunctiontype',['setOnsetDetectionFunctionType',['../class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131',1,'OnsetDetectionFunction']]], + ['settempo',['setTempo',['../class_b_track.html#a96cf4088e40dff66ce15ada1f671a186',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_75.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_75.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_75.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['updatehopandframesize',['updateHopAndFrameSize',['../class_b_track.html#a70244e9a5aa8f860533fa56f942b7ede',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_77.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_77.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_77.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['windowtype',['WindowType',['../_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509',1,'OnsetDetectionFunction.h']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_7e.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="all_7e.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/all_7e.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['_7eonsetdetectionfunction',['~OnsetDetectionFunction',['../class_onset_detection_function.html#aa01f8125c950f3def45154878107e503',1,'OnsetDetectionFunction']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/classes_62.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="classes_62.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/classes_62.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['btrack',['BTrack',['../class_b_track.html',1,'']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/classes_6f.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="classes_6f.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/classes_6f.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['onsetdetectionfunction',['OnsetDetectionFunction',['../class_onset_detection_function.html',1,'']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/enums_6f.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="enums_6f.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/enums_6f.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['onsetdetectionfunctiontype',['OnsetDetectionFunctionType',['../_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b',1,'OnsetDetectionFunction.h']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/enums_77.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="enums_77.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/enums_77.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['windowtype',['WindowType',['../_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509',1,'OnsetDetectionFunction.h']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/files_62.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="files_62.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/files_62.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,5 @@ +var searchData= +[ + ['btrack_2ecpp',['BTrack.cpp',['../_b_track_8cpp.html',1,'']]], + ['btrack_2eh',['BTrack.h',['../_b_track_8h.html',1,'']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/files_6f.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="files_6f.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/files_6f.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,5 @@ +var searchData= +[ + ['onsetdetectionfunction_2ecpp',['OnsetDetectionFunction.cpp',['../_onset_detection_function_8cpp.html',1,'']]], + ['onsetdetectionfunction_2eh',['OnsetDetectionFunction.h',['../_onset_detection_function_8h.html',1,'']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_62.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_62.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_62.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,5 @@ +var searchData= +[ + ['beatdueincurrentframe',['beatDueInCurrentFrame',['../class_b_track.html#ac92eaea0e42dd18c79de10bf852d7f4a',1,'BTrack']]], + ['btrack',['BTrack',['../class_b_track.html#a243ac408666ce0301fecd9b0a2a6f307',1,'BTrack::BTrack()'],['../class_b_track.html#ac4dbda7c90ce1a3080def2d5da875171',1,'BTrack::BTrack(int hopSize_)'],['../class_b_track.html#afce9e207a2f6ff71d96125dee16797de',1,'BTrack::BTrack(int hopSize_, int frameSize_)']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_63.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_63.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_63.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['calculateonsetdetectionfunctionsample',['calculateOnsetDetectionFunctionSample',['../class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92',1,'OnsetDetectionFunction']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_64.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_64.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_64.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['donotfixtempo',['doNotFixTempo',['../class_b_track.html#a22917ea231d2efd5670a764dd5a98983',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_66.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_66.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_66.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['fixtempo',['fixTempo',['../class_b_track.html#a550829be9b4c58cd53195ec4900c7c71',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_67.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_67.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_67.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,7 @@ +var searchData= +[ + ['getbeattimeinseconds',['getBeatTimeInSeconds',['../class_b_track.html#aa66d0b9dfb4408e8cf84398f03b60a56',1,'BTrack::getBeatTimeInSeconds(long frameNumber, int hopSize, int fs)'],['../class_b_track.html#a1ebb4312fed8cf1de5353fef68c0fe74',1,'BTrack::getBeatTimeInSeconds(int frameNumber, int hopSize, int fs)']]], + ['getcurrenttempoestimate',['getCurrentTempoEstimate',['../class_b_track.html#a17cea0a4dff3908660e4117e9a6c42bb',1,'BTrack']]], + ['gethopsize',['getHopSize',['../class_b_track.html#ac06aa079977062bfa2930cdca45e69fb',1,'BTrack']]], + ['getlatestcumulativescorevalue',['getLatestCumulativeScoreValue',['../class_b_track.html#a7ccb5059d0f00e3217ea686e4c1e156d',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_69.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_69.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_69.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['initialise',['initialise',['../class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6',1,'OnsetDetectionFunction::initialise(int hopSize_, int frameSize_)'],['../class_onset_detection_function.html#a4f9e1352bfdcd032bdd8193cc72489ba',1,'OnsetDetectionFunction::initialise(int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_6f.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_6f.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_6f.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['onsetdetectionfunction',['OnsetDetectionFunction',['../class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5',1,'OnsetDetectionFunction::OnsetDetectionFunction(int hopSize_, int frameSize_)'],['../class_onset_detection_function.html#ad2c23f2d1ac346da8289712df173b190',1,'OnsetDetectionFunction::OnsetDetectionFunction(int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_70.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_70.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_70.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,5 @@ +var searchData= +[ + ['processaudioframe',['processAudioFrame',['../class_b_track.html#abb7ce7253095e6f859ef7b30f06ce051',1,'BTrack']]], + ['processonsetdetectionfunctionsample',['processOnsetDetectionFunctionSample',['../class_b_track.html#a6fab18732bef8c87152e93dec9e4f854',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_73.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_73.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_73.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,5 @@ +var searchData= +[ + ['setonsetdetectionfunctiontype',['setOnsetDetectionFunctionType',['../class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131',1,'OnsetDetectionFunction']]], + ['settempo',['setTempo',['../class_b_track.html#a96cf4088e40dff66ce15ada1f671a186',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_75.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_75.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_75.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['updatehopandframesize',['updateHopAndFrameSize',['../class_b_track.html#a70244e9a5aa8f860533fa56f942b7ede',1,'BTrack']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_7e.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="functions_7e.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/functions_7e.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['_7eonsetdetectionfunction',['~OnsetDetectionFunction',['../class_onset_detection_function.html#aa01f8125c950f3def45154878107e503',1,'OnsetDetectionFunction']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/nomatches.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,12 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="NoMatches">No Matches</div> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/pages_62.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="pages_62.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/pages_62.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['btrack_20_2d_20a_20real_2dtime_20beat_20tracker',['BTrack - A Real-Time Beat Tracker',['../index.html',1,'']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/pages_67.html Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,25 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html><head><title></title> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<link rel="stylesheet" type="text/css" href="search.css"/> +<script type="text/javascript" src="pages_67.js"></script> +<script type="text/javascript" src="search.js"></script> +</head> +<body class="SRPage"> +<div id="SRIndex"> +<div class="SRStatus" id="Loading">Loading...</div> +<div id="SRResults"></div> +<script type="text/javascript"><!-- +createResults(); +--></script> +<div class="SRStatus" id="Searching">Searching...</div> +<div class="SRStatus" id="NoMatches">No Matches</div> +<script type="text/javascript"><!-- +document.getElementById("Loading").style.display="none"; +document.getElementById("NoMatches").style.display="none"; +var searchResults = new SearchResults("searchResults"); +searchResults.Search(); +--></script> +</div> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/pages_67.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +var searchData= +[ + ['gist_20_2d_20a_20real_2dtime_20audio_20analaysis_20library',['Gist - A Real-Time Audio Analaysis Library',['../index.html',1,'']]] +];
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/search.css Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,238 @@ +/*---------------- Search Box */ + +#FSearchBox { + float: left; +} + +#MSearchBox { + white-space : nowrap; + position: absolute; + float: none; + display: inline; + margin-top: 8px; + right: 0px; + width: 170px; + z-index: 102; + background-color: white; +} + +#MSearchBox .left +{ + display:block; + position:absolute; + left:10px; + width:20px; + height:19px; + background:url('search_l.png') no-repeat; + background-position:right; +} + +#MSearchSelect { + display:block; + position:absolute; + width:20px; + height:19px; +} + +.left #MSearchSelect { + left:4px; +} + +.right #MSearchSelect { + right:5px; +} + +#MSearchField { + display:block; + position:absolute; + height:19px; + background:url('search_m.png') repeat-x; + border:none; + width:116px; + margin-left:20px; + padding-left:4px; + color: #909090; + outline: none; + font: 9pt Arial, Verdana, sans-serif; +} + +#FSearchBox #MSearchField { + margin-left:15px; +} + +#MSearchBox .right { + display:block; + position:absolute; + right:10px; + top:0px; + width:20px; + height:19px; + background:url('search_r.png') no-repeat; + background-position:left; +} + +#MSearchClose { + display: none; + position: absolute; + top: 4px; + background : none; + border: none; + margin: 0px 4px 0px 0px; + padding: 0px 0px; + outline: none; +} + +.left #MSearchClose { + left: 6px; +} + +.right #MSearchClose { + right: 2px; +} + +.MSearchBoxActive #MSearchField { + color: #000000; +} + +/*---------------- Search filter selection */ + +#MSearchSelectWindow { + display: none; + position: absolute; + left: 0; top: 0; + border: 1px solid #90A5CE; + background-color: #F9FAFC; + z-index: 1; + padding-top: 4px; + padding-bottom: 4px; + -moz-border-radius: 4px; + -webkit-border-top-left-radius: 4px; + -webkit-border-top-right-radius: 4px; + -webkit-border-bottom-left-radius: 4px; + -webkit-border-bottom-right-radius: 4px; + -webkit-box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.15); +} + +.SelectItem { + font: 8pt Arial, Verdana, sans-serif; + padding-left: 2px; + padding-right: 12px; + border: 0px; +} + +span.SelectionMark { + margin-right: 4px; + font-family: monospace; + outline-style: none; + text-decoration: none; +} + +a.SelectItem { + display: block; + outline-style: none; + color: #000000; + text-decoration: none; + padding-left: 6px; + padding-right: 12px; +} + +a.SelectItem:focus, +a.SelectItem:active { + color: #000000; + outline-style: none; + text-decoration: none; +} + +a.SelectItem:hover { + color: #FFFFFF; + background-color: #3D578C; + outline-style: none; + text-decoration: none; + cursor: pointer; + display: block; +} + +/*---------------- Search results window */ + +iframe#MSearchResults { + width: 60ex; + height: 15em; +} + +#MSearchResultsWindow { + display: none; + position: absolute; + left: 0; top: 0; + border: 1px solid #000; + background-color: #EEF1F7; +} + +/* ----------------------------------- */ + + +#SRIndex { + clear:both; + padding-bottom: 15px; +} + +.SREntry { + font-size: 10pt; + padding-left: 1ex; +} + +.SRPage .SREntry { + font-size: 8pt; + padding: 1px 5px; +} + +body.SRPage { + margin: 5px 2px; +} + +.SRChildren { + padding-left: 3ex; padding-bottom: .5em +} + +.SRPage .SRChildren { + display: none; +} + +.SRSymbol { + font-weight: bold; + color: #425E97; + font-family: Arial, Verdana, sans-serif; + text-decoration: none; + outline: none; +} + +a.SRScope { + display: block; + color: #425E97; + font-family: Arial, Verdana, sans-serif; + text-decoration: none; + outline: none; +} + +a.SRSymbol:focus, a.SRSymbol:active, +a.SRScope:focus, a.SRScope:active { + text-decoration: underline; +} + +span.SRScope { + padding-left: 4px; +} + +.SRPage .SRStatus { + padding: 2px 5px; + font-size: 8pt; + font-style: italic; +} + +.SRResult { + display: none; +} + +DIV.searchresults { + margin-left: 10px; + margin-right: 10px; +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/search/search.js Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,805 @@ +// Search script generated by doxygen +// Copyright (C) 2009 by Dimitri van Heesch. + +// The code in this file is loosly based on main.js, part of Natural Docs, +// which is Copyright (C) 2003-2008 Greg Valure +// Natural Docs is licensed under the GPL. + +var indexSectionsWithContent = +{ + 0: "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000011101101000001100101010000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", + 1: "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", + 2: "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", + 3: "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000011101101000001100101000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", + 4: "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", + 5: "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" +}; + +var indexSectionNames = +{ + 0: "all", + 1: "classes", + 2: "files", + 3: "functions", + 4: "enums", + 5: "pages" +}; + +function convertToId(search) +{ + var result = ''; + for (i=0;i<search.length;i++) + { + var c = search.charAt(i); + var cn = c.charCodeAt(0); + if (c.match(/[a-z0-9]/)) + { + result+=c; + } + else if (cn<16) + { + result+="_0"+cn.toString(16); + } + else + { + result+="_"+cn.toString(16); + } + } + return result; +} + +function getXPos(item) +{ + var x = 0; + if (item.offsetWidth) + { + while (item && item!=document.body) + { + x += item.offsetLeft; + item = item.offsetParent; + } + } + return x; +} + +function getYPos(item) +{ + var y = 0; + if (item.offsetWidth) + { + while (item && item!=document.body) + { + y += item.offsetTop; + item = item.offsetParent; + } + } + return y; +} + +/* A class handling everything associated with the search panel. + + Parameters: + name - The name of the global variable that will be + storing this instance. Is needed to be able to set timeouts. + resultPath - path to use for external files +*/ +function SearchBox(name, resultsPath, inFrame, label) +{ + if (!name || !resultsPath) { alert("Missing parameters to SearchBox."); } + + // ---------- Instance variables + this.name = name; + this.resultsPath = resultsPath; + this.keyTimeout = 0; + this.keyTimeoutLength = 500; + this.closeSelectionTimeout = 300; + this.lastSearchValue = ""; + this.lastResultsPage = ""; + this.hideTimeout = 0; + this.searchIndex = 0; + this.searchActive = false; + this.insideFrame = inFrame; + this.searchLabel = label; + + // ----------- DOM Elements + + this.DOMSearchField = function() + { return document.getElementById("MSearchField"); } + + this.DOMSearchSelect = function() + { return document.getElementById("MSearchSelect"); } + + this.DOMSearchSelectWindow = function() + { return document.getElementById("MSearchSelectWindow"); } + + this.DOMPopupSearchResults = function() + { return document.getElementById("MSearchResults"); } + + this.DOMPopupSearchResultsWindow = function() + { return document.getElementById("MSearchResultsWindow"); } + + this.DOMSearchClose = function() + { return document.getElementById("MSearchClose"); } + + this.DOMSearchBox = function() + { return document.getElementById("MSearchBox"); } + + // ------------ Event Handlers + + // Called when focus is added or removed from the search field. + this.OnSearchFieldFocus = function(isActive) + { + this.Activate(isActive); + } + + this.OnSearchSelectShow = function() + { + var searchSelectWindow = this.DOMSearchSelectWindow(); + var searchField = this.DOMSearchSelect(); + + if (this.insideFrame) + { + var left = getXPos(searchField); + var top = getYPos(searchField); + left += searchField.offsetWidth + 6; + top += searchField.offsetHeight; + + // show search selection popup + searchSelectWindow.style.display='block'; + left -= searchSelectWindow.offsetWidth; + searchSelectWindow.style.left = left + 'px'; + searchSelectWindow.style.top = top + 'px'; + } + else + { + var left = getXPos(searchField); + var top = getYPos(searchField); + top += searchField.offsetHeight; + + // show search selection popup + searchSelectWindow.style.display='block'; + searchSelectWindow.style.left = left + 'px'; + searchSelectWindow.style.top = top + 'px'; + } + + // stop selection hide timer + if (this.hideTimeout) + { + clearTimeout(this.hideTimeout); + this.hideTimeout=0; + } + return false; // to avoid "image drag" default event + } + + this.OnSearchSelectHide = function() + { + this.hideTimeout = setTimeout(this.name +".CloseSelectionWindow()", + this.closeSelectionTimeout); + } + + // Called when the content of the search field is changed. + this.OnSearchFieldChange = function(evt) + { + if (this.keyTimeout) // kill running timer + { + clearTimeout(this.keyTimeout); + this.keyTimeout = 0; + } + + var e = (evt) ? evt : window.event; // for IE + if (e.keyCode==40 || e.keyCode==13) + { + if (e.shiftKey==1) + { + this.OnSearchSelectShow(); + var win=this.DOMSearchSelectWindow(); + for (i=0;i<win.childNodes.length;i++) + { + var child = win.childNodes[i]; // get span within a + if (child.className=='SelectItem') + { + child.focus(); + return; + } + } + return; + } + else if (window.frames.MSearchResults.searchResults) + { + var elem = window.frames.MSearchResults.searchResults.NavNext(0); + if (elem) elem.focus(); + } + } + else if (e.keyCode==27) // Escape out of the search field + { + this.DOMSearchField().blur(); + this.DOMPopupSearchResultsWindow().style.display = 'none'; + this.DOMSearchClose().style.display = 'none'; + this.lastSearchValue = ''; + this.Activate(false); + return; + } + + // strip whitespaces + var searchValue = this.DOMSearchField().value.replace(/ +/g, ""); + + if (searchValue != this.lastSearchValue) // search value has changed + { + if (searchValue != "") // non-empty search + { + // set timer for search update + this.keyTimeout = setTimeout(this.name + '.Search()', + this.keyTimeoutLength); + } + else // empty search field + { + this.DOMPopupSearchResultsWindow().style.display = 'none'; + this.DOMSearchClose().style.display = 'none'; + this.lastSearchValue = ''; + } + } + } + + this.SelectItemCount = function(id) + { + var count=0; + var win=this.DOMSearchSelectWindow(); + for (i=0;i<win.childNodes.length;i++) + { + var child = win.childNodes[i]; // get span within a + if (child.className=='SelectItem') + { + count++; + } + } + return count; + } + + this.SelectItemSet = function(id) + { + var i,j=0; + var win=this.DOMSearchSelectWindow(); + for (i=0;i<win.childNodes.length;i++) + { + var child = win.childNodes[i]; // get span within a + if (child.className=='SelectItem') + { + var node = child.firstChild; + if (j==id) + { + node.innerHTML='•'; + } + else + { + node.innerHTML=' '; + } + j++; + } + } + } + + // Called when an search filter selection is made. + // set item with index id as the active item + this.OnSelectItem = function(id) + { + this.searchIndex = id; + this.SelectItemSet(id); + var searchValue = this.DOMSearchField().value.replace(/ +/g, ""); + if (searchValue!="" && this.searchActive) // something was found -> do a search + { + this.Search(); + } + } + + this.OnSearchSelectKey = function(evt) + { + var e = (evt) ? evt : window.event; // for IE + if (e.keyCode==40 && this.searchIndex<this.SelectItemCount()) // Down + { + this.searchIndex++; + this.OnSelectItem(this.searchIndex); + } + else if (e.keyCode==38 && this.searchIndex>0) // Up + { + this.searchIndex--; + this.OnSelectItem(this.searchIndex); + } + else if (e.keyCode==13 || e.keyCode==27) + { + this.OnSelectItem(this.searchIndex); + this.CloseSelectionWindow(); + this.DOMSearchField().focus(); + } + return false; + } + + // --------- Actions + + // Closes the results window. + this.CloseResultsWindow = function() + { + this.DOMPopupSearchResultsWindow().style.display = 'none'; + this.DOMSearchClose().style.display = 'none'; + this.Activate(false); + } + + this.CloseSelectionWindow = function() + { + this.DOMSearchSelectWindow().style.display = 'none'; + } + + // Performs a search. + this.Search = function() + { + this.keyTimeout = 0; + + // strip leading whitespace + var searchValue = this.DOMSearchField().value.replace(/^ +/, ""); + + var code = searchValue.toLowerCase().charCodeAt(0); + var hexCode; + if (code<16) + { + hexCode="0"+code.toString(16); + } + else + { + hexCode=code.toString(16); + } + + var resultsPage; + var resultsPageWithSearch; + var hasResultsPage; + + if (indexSectionsWithContent[this.searchIndex].charAt(code) == '1') + { + resultsPage = this.resultsPath + '/' + indexSectionNames[this.searchIndex] + '_' + hexCode + '.html'; + resultsPageWithSearch = resultsPage+'?'+escape(searchValue); + hasResultsPage = true; + } + else // nothing available for this search term + { + resultsPage = this.resultsPath + '/nomatches.html'; + resultsPageWithSearch = resultsPage; + hasResultsPage = false; + } + + window.frames.MSearchResults.location = resultsPageWithSearch; + var domPopupSearchResultsWindow = this.DOMPopupSearchResultsWindow(); + + if (domPopupSearchResultsWindow.style.display!='block') + { + var domSearchBox = this.DOMSearchBox(); + this.DOMSearchClose().style.display = 'inline'; + if (this.insideFrame) + { + var domPopupSearchResults = this.DOMPopupSearchResults(); + domPopupSearchResultsWindow.style.position = 'relative'; + domPopupSearchResultsWindow.style.display = 'block'; + var width = document.body.clientWidth - 8; // the -8 is for IE :-( + domPopupSearchResultsWindow.style.width = width + 'px'; + domPopupSearchResults.style.width = width + 'px'; + } + else + { + var domPopupSearchResults = this.DOMPopupSearchResults(); + var left = getXPos(domSearchBox) + 150; // domSearchBox.offsetWidth; + var top = getYPos(domSearchBox) + 20; // domSearchBox.offsetHeight + 1; + domPopupSearchResultsWindow.style.display = 'block'; + left -= domPopupSearchResults.offsetWidth; + domPopupSearchResultsWindow.style.top = top + 'px'; + domPopupSearchResultsWindow.style.left = left + 'px'; + } + } + + this.lastSearchValue = searchValue; + this.lastResultsPage = resultsPage; + } + + // -------- Activation Functions + + // Activates or deactivates the search panel, resetting things to + // their default values if necessary. + this.Activate = function(isActive) + { + if (isActive || // open it + this.DOMPopupSearchResultsWindow().style.display == 'block' + ) + { + this.DOMSearchBox().className = 'MSearchBoxActive'; + + var searchField = this.DOMSearchField(); + + if (searchField.value == this.searchLabel) // clear "Search" term upon entry + { + searchField.value = ''; + this.searchActive = true; + } + } + else if (!isActive) // directly remove the panel + { + this.DOMSearchBox().className = 'MSearchBoxInactive'; + this.DOMSearchField().value = this.searchLabel; + this.searchActive = false; + this.lastSearchValue = '' + this.lastResultsPage = ''; + } + } +} + +// ----------------------------------------------------------------------- + +// The class that handles everything on the search results page. +function SearchResults(name) +{ + // The number of matches from the last run of <Search()>. + this.lastMatchCount = 0; + this.lastKey = 0; + this.repeatOn = false; + + // Toggles the visibility of the passed element ID. + this.FindChildElement = function(id) + { + var parentElement = document.getElementById(id); + var element = parentElement.firstChild; + + while (element && element!=parentElement) + { + if (element.nodeName == 'DIV' && element.className == 'SRChildren') + { + return element; + } + + if (element.nodeName == 'DIV' && element.hasChildNodes()) + { + element = element.firstChild; + } + else if (element.nextSibling) + { + element = element.nextSibling; + } + else + { + do + { + element = element.parentNode; + } + while (element && element!=parentElement && !element.nextSibling); + + if (element && element!=parentElement) + { + element = element.nextSibling; + } + } + } + } + + this.Toggle = function(id) + { + var element = this.FindChildElement(id); + if (element) + { + if (element.style.display == 'block') + { + element.style.display = 'none'; + } + else + { + element.style.display = 'block'; + } + } + } + + // Searches for the passed string. If there is no parameter, + // it takes it from the URL query. + // + // Always returns true, since other documents may try to call it + // and that may or may not be possible. + this.Search = function(search) + { + if (!search) // get search word from URL + { + search = window.location.search; + search = search.substring(1); // Remove the leading '?' + search = unescape(search); + } + + search = search.replace(/^ +/, ""); // strip leading spaces + search = search.replace(/ +$/, ""); // strip trailing spaces + search = search.toLowerCase(); + search = convertToId(search); + + var resultRows = document.getElementsByTagName("div"); + var matches = 0; + + var i = 0; + while (i < resultRows.length) + { + var row = resultRows.item(i); + if (row.className == "SRResult") + { + var rowMatchName = row.id.toLowerCase(); + rowMatchName = rowMatchName.replace(/^sr\d*_/, ''); // strip 'sr123_' + + if (search.length<=rowMatchName.length && + rowMatchName.substr(0, search.length)==search) + { + row.style.display = 'block'; + matches++; + } + else + { + row.style.display = 'none'; + } + } + i++; + } + document.getElementById("Searching").style.display='none'; + if (matches == 0) // no results + { + document.getElementById("NoMatches").style.display='block'; + } + else // at least one result + { + document.getElementById("NoMatches").style.display='none'; + } + this.lastMatchCount = matches; + return true; + } + + // return the first item with index index or higher that is visible + this.NavNext = function(index) + { + var focusItem; + while (1) + { + var focusName = 'Item'+index; + focusItem = document.getElementById(focusName); + if (focusItem && focusItem.parentNode.parentNode.style.display=='block') + { + break; + } + else if (!focusItem) // last element + { + break; + } + focusItem=null; + index++; + } + return focusItem; + } + + this.NavPrev = function(index) + { + var focusItem; + while (1) + { + var focusName = 'Item'+index; + focusItem = document.getElementById(focusName); + if (focusItem && focusItem.parentNode.parentNode.style.display=='block') + { + break; + } + else if (!focusItem) // last element + { + break; + } + focusItem=null; + index--; + } + return focusItem; + } + + this.ProcessKeys = function(e) + { + if (e.type == "keydown") + { + this.repeatOn = false; + this.lastKey = e.keyCode; + } + else if (e.type == "keypress") + { + if (!this.repeatOn) + { + if (this.lastKey) this.repeatOn = true; + return false; // ignore first keypress after keydown + } + } + else if (e.type == "keyup") + { + this.lastKey = 0; + this.repeatOn = false; + } + return this.lastKey!=0; + } + + this.Nav = function(evt,itemIndex) + { + var e = (evt) ? evt : window.event; // for IE + if (e.keyCode==13) return true; + if (!this.ProcessKeys(e)) return false; + + if (this.lastKey==38) // Up + { + var newIndex = itemIndex-1; + var focusItem = this.NavPrev(newIndex); + if (focusItem) + { + var child = this.FindChildElement(focusItem.parentNode.parentNode.id); + if (child && child.style.display == 'block') // children visible + { + var n=0; + var tmpElem; + while (1) // search for last child + { + tmpElem = document.getElementById('Item'+newIndex+'_c'+n); + if (tmpElem) + { + focusItem = tmpElem; + } + else // found it! + { + break; + } + n++; + } + } + } + if (focusItem) + { + focusItem.focus(); + } + else // return focus to search field + { + parent.document.getElementById("MSearchField").focus(); + } + } + else if (this.lastKey==40) // Down + { + var newIndex = itemIndex+1; + var focusItem; + var item = document.getElementById('Item'+itemIndex); + var elem = this.FindChildElement(item.parentNode.parentNode.id); + if (elem && elem.style.display == 'block') // children visible + { + focusItem = document.getElementById('Item'+itemIndex+'_c0'); + } + if (!focusItem) focusItem = this.NavNext(newIndex); + if (focusItem) focusItem.focus(); + } + else if (this.lastKey==39) // Right + { + var item = document.getElementById('Item'+itemIndex); + var elem = this.FindChildElement(item.parentNode.parentNode.id); + if (elem) elem.style.display = 'block'; + } + else if (this.lastKey==37) // Left + { + var item = document.getElementById('Item'+itemIndex); + var elem = this.FindChildElement(item.parentNode.parentNode.id); + if (elem) elem.style.display = 'none'; + } + else if (this.lastKey==27) // Escape + { + parent.searchBox.CloseResultsWindow(); + parent.document.getElementById("MSearchField").focus(); + } + else if (this.lastKey==13) // Enter + { + return true; + } + return false; + } + + this.NavChild = function(evt,itemIndex,childIndex) + { + var e = (evt) ? evt : window.event; // for IE + if (e.keyCode==13) return true; + if (!this.ProcessKeys(e)) return false; + + if (this.lastKey==38) // Up + { + if (childIndex>0) + { + var newIndex = childIndex-1; + document.getElementById('Item'+itemIndex+'_c'+newIndex).focus(); + } + else // already at first child, jump to parent + { + document.getElementById('Item'+itemIndex).focus(); + } + } + else if (this.lastKey==40) // Down + { + var newIndex = childIndex+1; + var elem = document.getElementById('Item'+itemIndex+'_c'+newIndex); + if (!elem) // last child, jump to parent next parent + { + elem = this.NavNext(itemIndex+1); + } + if (elem) + { + elem.focus(); + } + } + else if (this.lastKey==27) // Escape + { + parent.searchBox.CloseResultsWindow(); + parent.document.getElementById("MSearchField").focus(); + } + else if (this.lastKey==13) // Enter + { + return true; + } + return false; + } +} + +function setKeyActions(elem,action) +{ + elem.setAttribute('onkeydown',action); + elem.setAttribute('onkeypress',action); + elem.setAttribute('onkeyup',action); +} + +function setClassAttr(elem,attr) +{ + elem.setAttribute('class',attr); + elem.setAttribute('className',attr); +} + +function createResults() +{ + var results = document.getElementById("SRResults"); + for (var e=0; e<searchData.length; e++) + { + var id = searchData[e][0]; + var srResult = document.createElement('div'); + srResult.setAttribute('id','SR_'+id); + setClassAttr(srResult,'SRResult'); + var srEntry = document.createElement('div'); + setClassAttr(srEntry,'SREntry'); + var srLink = document.createElement('a'); + srLink.setAttribute('id','Item'+e); + setKeyActions(srLink,'return searchResults.Nav(event,'+e+')'); + setClassAttr(srLink,'SRSymbol'); + srLink.innerHTML = searchData[e][1][0]; + srEntry.appendChild(srLink); + if (searchData[e][1].length==2) // single result + { + srLink.setAttribute('href',searchData[e][1][1][0]); + if (searchData[e][1][1][1]) + { + srLink.setAttribute('target','_parent'); + } + var srScope = document.createElement('span'); + setClassAttr(srScope,'SRScope'); + srScope.innerHTML = searchData[e][1][1][2]; + srEntry.appendChild(srScope); + } + else // multiple results + { + srLink.setAttribute('href','javascript:searchResults.Toggle("SR_'+id+'")'); + var srChildren = document.createElement('div'); + setClassAttr(srChildren,'SRChildren'); + for (var c=0; c<searchData[e][1].length-1; c++) + { + var srChild = document.createElement('a'); + srChild.setAttribute('id','Item'+e+'_c'+c); + setKeyActions(srChild,'return searchResults.NavChild(event,'+e+','+c+')'); + setClassAttr(srChild,'SRScope'); + srChild.setAttribute('href',searchData[e][1][c+1][0]); + if (searchData[e][1][c+1][1]) + { + srChild.setAttribute('target','_parent'); + } + srChild.innerHTML = searchData[e][1][c+1][2]; + srChildren.appendChild(srChild); + } + srEntry.appendChild(srChildren); + } + srResult.appendChild(srEntry); + results.appendChild(srResult); + } +} +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/html/tabs.css Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,60 @@ +.tabs, .tabs2, .tabs3 { + background-image: url('tab_b.png'); + width: 100%; + z-index: 101; + font-size: 13px; + font-family: 'Lucida Grande',Geneva,Helvetica,Arial,sans-serif; +} + +.tabs2 { + font-size: 10px; +} +.tabs3 { + font-size: 9px; +} + +.tablist { + margin: 0; + padding: 0; + display: table; +} + +.tablist li { + float: left; + display: table-cell; + background-image: url('tab_b.png'); + line-height: 36px; + list-style: none; +} + +.tablist a { + display: block; + padding: 0 20px; + font-weight: bold; + background-image:url('tab_s.png'); + background-repeat:no-repeat; + background-position:right; + color: #283A5D; + text-shadow: 0px 1px 1px rgba(255, 255, 255, 0.9); + text-decoration: none; + outline: none; +} + +.tabs3 .tablist a { + padding: 0 10px; +} + +.tablist a:hover { + background-image: url('tab_h.png'); + background-repeat:repeat-x; + color: #fff; + text-shadow: 0px 1px 1px rgba(0, 0, 0, 1.0); + text-decoration: none; +} + +.tablist li.current a { + background-image: url('tab_a.png'); + background-repeat:repeat-x; + color: #fff; + text-shadow: 0px 1px 1px rgba(0, 0, 0, 1.0); +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/mainpage.dox Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,75 @@ +/** +* \mainpage BTrack - A Real-Time Beat Tracker +* +* A real-time beat tracker, implemented in C++. +* +* Written by Adam Stark, Matthew Davies and Mark Plumbley. +* +* License +* ------- +* +* BTrack is made available under the GNU General Public License, version 3. Please see the included LICENSE.txt for more details. +* +* Usage - C++ +* ----------- +* +* **STEP 1** +* +* Include the BTrack header file as follows: +* +* #include "BTrack.h" +* +* **STEP 2** +* +* Instantiate the algorithm by one of the following: +* +* +* // to use the default 512 hop size and 1024 frame size +* BTrack b; +* +* or: +* +* // to specify a hop size (e.g. 512) and have a frame size of 2 x the hop size +* BTrack b(512); +* +* or: +* +* // to specify both the hop size and frame size +* BTrack b(512,1024); +* +* **STEP 3.1 - Audio Input** +* +* In the processing loop, fill a double precision array with one frame of audio samples (as determined in step 2): +* +* double *frame; +* +* // ! +* // do something here to fill the frame with audio samples +* // ! +* +* and then call: +* +* b.processAudioFrame(frame); +* +* and to check for beats, simply call: +* +* if (b.beatDueInCurrentFrame()) +* { +* // do something on the beat +* } +* +* **STEP 3.2 - Onset Detection Function Input** +* +* The algorithm can process onset detection function samples. Given a double precision onset detection function sample called 'newSamples', at each step, call: +* +* b.processOnsetDetectionFunctionSample(newSample); +* +* and then check for beats with: +* +* if (b.beatDueInCurrentFrame()) +* { +* // do something on the beat +* } +* +* For any questions, please email Adam Stark (email at http://www.adamstark.co.uk). +*/ \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/python-module/INSTALL.md Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,23 @@ +BTrack - Python Module +================================= + +See the main README for other information including usage and license information. + +Installation +------------ + +On the command line, type: + + python setup.py build + +and then: + + python setup.py install + +You may need to prefix the second command with 'sudo', depending upon your system configuration. + + +Usage +----- + +See the example.py script for basic usage of the Python module. \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/python-module/btrack_python_module.cpp Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,312 @@ +#include <iostream> +#include <Python.h> +#include "../../src/OnsetDetectionFunction.h" +#include "../../src/BTrack.h" +#include <numpy/arrayobject.h> + +//======================================================================= +static PyObject * btrack_trackBeats(PyObject *dummy, PyObject *args) +{ + PyObject *arg1=NULL; + PyObject *arr1=NULL; + + if (!PyArg_ParseTuple(args, "O", &arg1)) + { + return NULL; + } + + arr1 = PyArray_FROM_OTF(arg1, NPY_DOUBLE, NPY_IN_ARRAY); + if (arr1 == NULL) + { + return NULL; + } + + + + ////////// GET INPUT DATA /////////////////// + + // get data as array + double* data = (double*) PyArray_DATA(arr1); + + // get array size + long signal_length = PyArray_Size((PyObject*)arr1); + + + ////////// BEGIN PROCESS /////////////////// + int hopSize = 512; + int frameSize = 1024; + + int numframes; + double buffer[hopSize]; // buffer to hold one hopsize worth of audio samples + + + // get number of audio frames, given the hop size and signal length + numframes = (int) floor(((double) signal_length) / ((double) hopSize)); + + + BTrack b(hopSize,frameSize); + + + double beats[5000]; + int beatnum = 0; + + /////////////////////////////////////////// + //////// Begin Processing Loop //////////// + + for (int i=0;i < numframes;i++) + { + // add new samples to frame + for (int n = 0;n < hopSize;n++) + { + buffer[n] = data[(i*hopSize)+n]; + } + + // process the current audio frame + b.processAudioFrame(buffer); + + // if a beat is currently scheduled + if (b.beatDueInCurrentFrame()) + { + beats[beatnum] = BTrack::getBeatTimeInSeconds(i,hopSize,44100); + beatnum = beatnum + 1; + } + + } + + ///////// End Processing Loop ///////////// + /////////////////////////////////////////// + + + ////////// END PROCESS /////////////////// + + double beats_out[beatnum]; // create output array + + // copy beats into output array + for (int i = 0;i < beatnum;i++) + { + beats_out[i] = beats[i]; + } + + + + ////////// CREATE ARRAY AND RETURN IT /////////////////// + int nd=1; + npy_intp m= beatnum; + //double fArray[5] = {0,1,2,3,4}; + + PyObject* c=PyArray_SimpleNew(nd, &m, NPY_DOUBLE); + + void *arr_data = PyArray_DATA((PyArrayObject*)c); + + memcpy(arr_data, beats_out, PyArray_ITEMSIZE((PyArrayObject*) c) * m); + + + Py_DECREF(arr1); + Py_INCREF(Py_None); + //return Py_None; + + return (PyObject *)c; +} + + +//======================================================================= +static PyObject * btrack_calculateOnsetDF(PyObject *dummy, PyObject *args) +{ + PyObject *arg1=NULL; + PyObject *arr1=NULL; + + if (!PyArg_ParseTuple(args, "O", &arg1)) + { + return NULL; + } + + arr1 = PyArray_FROM_OTF(arg1, NPY_DOUBLE, NPY_IN_ARRAY); + if (arr1 == NULL) + { + return NULL; + } + + + + ////////// GET INPUT DATA /////////////////// + + // get data as array + double* data = (double*) PyArray_DATA(arr1); + + // get array size + long signal_length = PyArray_Size((PyObject*)arr1); + + ////////// BEGIN PROCESS /////////////////// + int hopSize = 512; + int frameSize = 1024; + int df_type = 6; + int numframes; + double buffer[hopSize]; // buffer to hold one hopsize worth of audio samples + + + // get number of audio frames, given the hop size and signal length + numframes = (int) floor(((double) signal_length) / ((double) hopSize)); + + OnsetDetectionFunction onset(hopSize,frameSize,df_type,1); + + double df[numframes]; + + + + /////////////////////////////////////////// + //////// Begin Processing Loop //////////// + + for (int i=0;i < numframes;i++) + { + // add new samples to frame + for (int n = 0;n < hopSize;n++) + { + buffer[n] = data[(i*hopSize)+n]; + } + + df[i] = onset.calculateOnsetDetectionFunctionSample(buffer); + + } + + ///////// End Processing Loop ///////////// + /////////////////////////////////////////// + + + + + ////////// CREATE ARRAY AND RETURN IT /////////////////// + int nd=1; + npy_intp m= numframes; + + + PyObject* c=PyArray_SimpleNew(nd, &m, NPY_DOUBLE); + + void *arr_data = PyArray_DATA((PyArrayObject*)c); + + memcpy(arr_data, df, PyArray_ITEMSIZE((PyArrayObject*) c) * m); + + + Py_DECREF(arr1); + Py_INCREF(Py_None); + //return Py_None; + + return (PyObject *)c; +} + + +//======================================================================= +static PyObject * btrack_trackBeatsFromOnsetDF(PyObject *dummy, PyObject *args) +{ + PyObject *arg1=NULL; + PyObject *arr1=NULL; + + if (!PyArg_ParseTuple(args, "O", &arg1)) + { + return NULL; + } + + arr1 = PyArray_FROM_OTF(arg1, NPY_DOUBLE, NPY_IN_ARRAY); + if (arr1 == NULL) + { + return NULL; + } + + + + ////////// GET INPUT DATA /////////////////// + + // get data as array + double* data = (double*) PyArray_DATA(arr1); + + // get array size + long numframes = PyArray_Size((PyObject*)arr1); + + ////////// BEGIN PROCESS /////////////////// + int hopSize = 512; + int frameSize = 2*hopSize; + + BTrack b(hopSize,frameSize); + + double beats[5000]; + int beatnum = 0; + double df_val; + + /////////////////////////////////////////// + //////// Begin Processing Loop //////////// + + for (long i=0;i < numframes;i++) + { + df_val = data[i] + 0.0001; + + b.processOnsetDetectionFunctionSample(df_val); // process df sample in beat tracker + + if (b.beatDueInCurrentFrame()) + { + beats[beatnum] = BTrack::getBeatTimeInSeconds(i,hopSize,44100); + beatnum = beatnum + 1; + } + + } + + ///////// End Processing Loop ///////////// + /////////////////////////////////////////// + + + ////////// END PROCESS /////////////////// + + double beats_out[beatnum]; // create output array + + + // copy beats into output array + for (int i = 0;i < beatnum;i++) + { + beats_out[i] = beats[i]; + } + + + ////////// CREATE ARRAY AND RETURN IT /////////////////// + int nd=1; + npy_intp m= beatnum; + //double fArray[5] = {0,1,2,3,4}; + + PyObject* c=PyArray_SimpleNew(nd, &m, NPY_DOUBLE); + + void *arr_data = PyArray_DATA((PyArrayObject*)c); + + memcpy(arr_data, beats_out, PyArray_ITEMSIZE((PyArrayObject*) c) * m); + + + Py_DECREF(arr1); + Py_INCREF(Py_None); + //return Py_None; + + return (PyObject *)c; +} + +//======================================================================= +static PyMethodDef btrack_methods[] = { + { "calculateOnsetDF",btrack_calculateOnsetDF,METH_VARARGS,"Calculate the onset detection function"}, + { "trackBeats",btrack_trackBeats,METH_VARARGS,"Track beats from audio"}, + { "trackBeatsFromOnsetDF",btrack_trackBeatsFromOnsetDF,METH_VARARGS,"Track beats from an onset detection function"}, + {NULL, NULL, 0, NULL} /* Sentinel */ +}; + +//======================================================================= +PyMODINIT_FUNC initbtrack(void) +{ + (void)Py_InitModule("btrack", btrack_methods); + import_array(); +} + +//======================================================================= +int main(int argc, char *argv[]) +{ + /* Pass argv[0] to the Python interpreter */ + Py_SetProgramName(argv[0]); + + /* Initialize the Python interpreter. Required. */ + Py_Initialize(); + + /* Add a static module */ + initbtrack(); +} \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/python-module/example.py Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,28 @@ +# need scikits audiolab for reading audio files +from scikits.audiolab import wavread + +# need to import btrack, our beat tracker +import btrack + +# set the path to an audio file on your machine +audioFilePath = "/Users/adamstark/Documents/Audio/Databases/Hainsworth/audio/001.wav" + +# read the audio file +audioData, fs, enc = wavread(audioFilePath) # extract audio from file + +# convert to mono if need be +if (audioData[0].size == 2): + print "converting to mono" + data = np.average(data,axis=1) + +# ========================================== +# Usage A: track beats from audio +beats = btrack.trackBeats(audioData) + +# ========================================== +# Usage B: extract the onset detection function +onsetDF = btrack.calculateOnsetDF(audioData) + +# ========================================== +# Usage C: track beats from the onset detection function (calculated in Usage B) +ODFbeats = btrack.trackBeatsFromOnsetDF(onsetDF)
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/python-module/setup.py Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,16 @@ +# setup.py +# build command : python setup.py build build_ext --inplace +from numpy.distutils.core import setup, Extension +import os, numpy + +name = 'btrack' +sources = ['btrack_python_module.cpp','../../src/OnsetDetectionFunction.cpp','../../src/BTrack.cpp'] + +include_dirs = [ + numpy.get_include(),'/usr/local/include' + ] + +setup( name = 'BTrack', + include_dirs = include_dirs, + ext_modules = [Extension(name, sources,libraries = ['fftw3','samplerate'])] + ) \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/vamp-plugin/BTrackVamp.cpp Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,250 @@ + +// This is a skeleton file for use in creating your own plugin +// libraries. Replace BTrackVamp and myPlugin throughout with the name +// of your first plugin class, and fill in the gaps as appropriate. + + +#include "BTrackVamp.h" + + +BTrackVamp::BTrackVamp(float inputSampleRate) : + Plugin(inputSampleRate) + // Also be sure to set your plugin parameters (presumably stored + // in member variables) to their default values here -- the host + // will not do that for you +{ +} + +BTrackVamp::~BTrackVamp() +{ +} + +string +BTrackVamp::getIdentifier() const +{ + return "btrack-vamp"; +} + +string +BTrackVamp::getName() const +{ + return "BTrack"; +} + +string +BTrackVamp::getDescription() const +{ + // Return something helpful here! + return "A Real-Time Beat Tracker"; +} + +string +BTrackVamp::getMaker() const +{ + // Your name here + return "Adam Stark, Matthew Davies and Mark Plumbley"; +} + +int +BTrackVamp::getPluginVersion() const +{ + // Increment this each time you release a version that behaves + // differently from the previous one + return 1; +} + +string +BTrackVamp::getCopyright() const +{ + // This function is not ideally named. It does not necessarily + // need to say who made the plugin -- getMaker does that -- but it + // should indicate the terms under which it is distributed. For + // example, "Copyright (year). All Rights Reserved", or "GPL" + return ""; +} + +BTrackVamp::InputDomain +BTrackVamp::getInputDomain() const +{ + return TimeDomain; +} + +size_t +BTrackVamp::getPreferredBlockSize() const +{ + return 1024; // 0 means "I can handle any block size" +} + +size_t +BTrackVamp::getPreferredStepSize() const +{ + return 512; // 0 means "anything sensible"; in practice this + // means the same as the block size for TimeDomain + // plugins, or half of it for FrequencyDomain plugins +} + +size_t +BTrackVamp::getMinChannelCount() const +{ + return 1; +} + +size_t +BTrackVamp::getMaxChannelCount() const +{ + return 1; +} + +BTrackVamp::ParameterList +BTrackVamp::getParameterDescriptors() const +{ + ParameterList list; + + // If the plugin has no adjustable parameters, return an empty + // list here (and there's no need to provide implementations of + // getParameter and setParameter in that case either). + + // Note that it is your responsibility to make sure the parameters + // start off having their default values (e.g. in the constructor + // above). The host needs to know the default value so it can do + // things like provide a "reset to default" function, but it will + // not explicitly set your parameters to their defaults for you if + // they have not changed in the mean time. + +// ParameterDescriptor d; +// d.identifier = "parameter"; +// d.name = "Some Parameter"; +// d.description = ""; +// d.unit = ""; +// d.minValue = 0; +// d.maxValue = 10; +// d.defaultValue = 5; +// d.isQuantized = false; +// list.push_back(d); + + return list; +} + +float +BTrackVamp::getParameter(string identifier) const +{ + if (identifier == "parameter") { + return 5; // return the ACTUAL current value of your parameter here! + } + return 0; +} + +void +BTrackVamp::setParameter(string identifier, float value) +{ + if (identifier == "parameter") { + // set the actual value of your parameter + } +} + +BTrackVamp::ProgramList +BTrackVamp::getPrograms() const +{ + ProgramList list; + + // If you have no programs, return an empty list (or simply don't + // implement this function or getCurrentProgram/selectProgram) + + return list; +} + +string +BTrackVamp::getCurrentProgram() const +{ + return ""; // no programs +} + +void +BTrackVamp::selectProgram(string name) +{ +} + +BTrackVamp::OutputList +BTrackVamp::getOutputDescriptors() const +{ + OutputList list; + + // See OutputDescriptor documentation for the possibilities here. + // Every plugin must have at least one output. + + OutputDescriptor d; + d.identifier = "beats"; + d.name = "Beats"; + d.description = "Beat locations"; + d.unit = ""; + d.hasFixedBinCount = true; + d.binCount = 0; + d.hasKnownExtents = false; + d.isQuantized = false; + d.sampleType = OutputDescriptor::VariableSampleRate; + d.sampleRate = m_inputSampleRate; + list.push_back(d); + + return list; +} + +bool +BTrackVamp::initialise(size_t channels, size_t stepSize, size_t blockSize) +{ + if (channels < getMinChannelCount() || + channels > getMaxChannelCount()) return false; + + + m_stepSize = stepSize; + m_blockSize = blockSize; + + b.updateHopAndFrameSize(m_stepSize,m_blockSize); + + + return true; +} + +void +BTrackVamp::reset() +{ + // Clear buffers, reset stored values, etc +} + +BTrackVamp::FeatureSet +BTrackVamp::process(const float *const *inputBuffers, Vamp::RealTime timestamp) +{ + // create an array to hold our audio frame + double frame[m_blockSize]; + + // copy samples into our frame + for (int i = 0;i < m_blockSize;i++) + { + frame[i] = (double) inputBuffers[0][i]; + } + + // process the frame in the beat tracker + b.processAudioFrame(frame); + + // create a FeatureSet + FeatureSet featureSet; + + // if there is a beat in this frame + if (b.beatDueInCurrentFrame()) + { + // add a beat to the FeatureSet + Feature beat; + beat.hasTimestamp = true; + beat.timestamp = timestamp - Vamp::RealTime::frame2RealTime(m_stepSize, int(m_inputSampleRate + 0.5)); + featureSet[0].push_back(beat); + } + + // return the feature set + return featureSet; +} + +BTrackVamp::FeatureSet +BTrackVamp::getRemainingFeatures() +{ + return FeatureSet(); +} +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/vamp-plugin/BTrackVamp.h Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,65 @@ + +// This is a skeleton file for use in creating your own plugin +// libraries. Replace MyPlugin and myPlugin throughout with the name +// of your first plugin class, and fill in the gaps as appropriate. + + +// Remember to use a different guard symbol in each header! +#ifndef _BTRACK_VAMP_H_ +#define _BTRACK_VAMP_H_ + +#include <vamp-sdk/Plugin.h> +#include "../../src/BTrack.h" + +using std::string; + + +class BTrackVamp : public Vamp::Plugin +{ +public: + BTrackVamp(float inputSampleRate); + virtual ~BTrackVamp(); + + string getIdentifier() const; + string getName() const; + string getDescription() const; + string getMaker() const; + int getPluginVersion() const; + string getCopyright() const; + + InputDomain getInputDomain() const; + size_t getPreferredBlockSize() const; + size_t getPreferredStepSize() const; + size_t getMinChannelCount() const; + size_t getMaxChannelCount() const; + + ParameterList getParameterDescriptors() const; + float getParameter(string identifier) const; + void setParameter(string identifier, float value); + + ProgramList getPrograms() const; + string getCurrentProgram() const; + void selectProgram(string name); + + OutputList getOutputDescriptors() const; + + bool initialise(size_t channels, size_t stepSize, size_t blockSize); + void reset(); + + FeatureSet process(const float *const *inputBuffers, + Vamp::RealTime timestamp); + + FeatureSet getRemainingFeatures(); + +protected: + // plugin-specific data and methods go here + + BTrack b; + + int m_stepSize; + int m_blockSize; +}; + + + +#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/vamp-plugin/INSTALL.md Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,13 @@ +BTrack - Vamp Plug-in +================================= + +See the main README for other information including usage and license information. + +Installation +------------ + +On the command line, just type: + + make + +and then move the resulting 'btrack.dylib' to your Vamp plug-ins folder.
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/vamp-plugin/Makefile Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,104 @@ + +## Skeleton Makefile for Vamp plugin builds using command-line tools. +## This requires GNU make, which is what you get with OS/X, Linux, or +## MinGW/Cygwin on Windows. +## +## Rename this to Makefile, and edit as appropriate. +## This Makefile WILL NOT WORK until you have edited it as described +## below -- the Makefile as supplied does nothing useful at all! +## +## Various sets of options are provided, commented out -- just uncomment +## (remove the '#' characters for) the set that most closely resembles +## your own situation, and adjust to taste. Then run "gmake". +## +## (For Windows builds using MS Visual Studio, start instead with the +## VampExamplePlugins project found in the build directory of the SDK.) + + +# Edit this to the base name of your plugin library +# +PLUGIN_LIBRARY_NAME := btrack + +# Edit this to list the .cpp or .c files in your plugin project +# +PLUGIN_SOURCES := BTrackVamp.cpp plugins.cpp ../../src/BTrack.cpp ../../src/OnsetDetectionFunction.cpp + +# Edit this to list the .h files in your plugin project +# +PLUGIN_HEADERS := BTrackVamp.h ../../src/BTrack.h ../../src/OnsetDetectionFunction.h + +# Edit this to the location of the Vamp plugin SDK, relative to your +# project directory +# +VAMP_SDK_DIR := /usr/local/lib/vamp-sdk + + +## Uncomment these for an OS/X universal binary (32- and 64-bit Intel) +## supporting 10.5 or newer. Use this if you have OS/X 10.7 with the +## Xcode 4 command-line tools. + +CXX := g++ + +## commented this out while I don't have both 32 and 64 bit versions of the libraries +#CXXFLAGS := -mmacosx-version-min=10.5 -arch i386 -arch x86_64 -I$(VAMP_SDK_DIR) -Wall -fPIC +CXXFLAGS := -mmacosx-version-min=10.5 -arch x86_64 -I$(VAMP_SDK_DIR) -Wall -fPIC +PLUGIN_EXT := .dylib +LDFLAGS := $(CXXFLAGS) -dynamiclib -lfftw3 -lsamplerate -install_name $(PLUGIN_LIBRARY_NAME)$(PLUGIN_EXT) $(VAMP_SDK_DIR)/libvamp-sdk.a -exported_symbols_list vamp-plugin.list + + +## Uncomment these for an OS/X universal binary (PPC and 32- and +## 64-bit Intel) supporting 10.5 or newer. Use this if you have OS/X +## 10.6 with the Xcode 3 command-line tools. + +# CXXFLAGS := -isysroot /Developer/SDKs/MacOSX10.5.sdk -mmacosx-version-min=10.5 -arch i386 -arch x86_64 -arch ppc -I$(VAMP_SDK_DIR) -Wall -fPIC +# PLUGIN_EXT := .dylib +# LDFLAGS := $(CXXFLAGS) -dynamiclib -install_name $(PLUGIN_LIBRARY_NAME)$(PLUGIN_EXT) $(VAMP_SDK_DIR)/libvamp-sdk.a -exported_symbols_list vamp-plugin.list + + +## Uncomment these for an OS/X universal binary (PPC and 32- and +## 64-bit Intel) supporting 10.4 or newer. Use this if you have OS/X +## 10.4, 10.5 or 10.6 and you have the 10.4 SDK installed. + +# CXX := g++-4.0 +# CXXFLAGS := -isysroot /Developer/SDKs/MacOSX10.4u.sdk -mmacosx-version-min=10.4 -arch i386 -arch x86_64 -arch ppc -I$(VAMP_SDK_DIR) -Wall -fPIC +# PLUGIN_EXT := .dylib +# LDFLAGS := $(CXXFLAGS) -dynamiclib -install_name $(PLUGIN_LIBRARY_NAME)$(PLUGIN_EXT) $(VAMP_SDK_DIR)/libvamp-sdk.a -exported_symbols_list vamp-plugin.list + + +## Uncomment these for Linux using the standard tools: + +# CXXFLAGS := -I$(VAMP_SDK_DIR) -Wall -fPIC +# PLUGIN_EXT := .so +# LDFLAGS := -shared -Wl,-soname=$(PLUGIN_LIBRARY_NAME)$(PLUGIN_EXT) $(VAMP_SDK_DIR)/libvamp-sdk.a -Wl,--version-script=vamp-plugin.map + + +## Uncomment these for a cross-compile from Linux to Windows using MinGW: + +# CXX := i586-mingw32msvc-g++ +# CXXFLAGS := -I$(VAMP_SDK_DIR) -Wall +# PLUGIN_EXT := .dll +# LDFLAGS := --static-libgcc -Wl,-soname=$(PLUGIN_LIBRARY_NAME)$(PLUGIN_EXT) -shared $(VAMP_SDK_DIR)/libvamp-sdk.a + + +## Uncomment these for OpenSolaris using SunStudio compiler and GNU make: + +# CXX := CC +# CXXFLAGS := -G -I$(VAMP_SDK_DIR) +w -KPIC +# PLUGIN_EXT := .so +# LDFLAGS := -G -h$(PLUGIN_LIBRARY_NAME)$(PLUGIN_EXT) $(VAMP_SDK_DIR)/libvamp-sdk.a -Qoption ld -Mvamp-plugin.map + + + +## All of the above + +PLUGIN_OBJECTS := $(PLUGIN_SOURCES:.cpp=.o) +PLUGIN_OBJECTS := $(PLUGIN_OBJECTS:.c=.o) + +$(PLUGIN_LIBRARY_NAME)$(PLUGIN_EXT): $(PLUGIN_OBJECTS) + $(CXX) -o $@ $^ $(LDFLAGS) + +$(PLUGIN_OBJECTS): $(PLUGIN_HEADERS) + +clean: + rm -f *.o +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/vamp-plugin/plugins.cpp Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,37 @@ + +// This is a skeleton file for use in creating your own plugin +// libraries. Replace MyPlugin and myPlugin throughout with the name +// of your first plugin class, and fill in the gaps as appropriate. + + +#include <vamp/vamp.h> +#include <vamp-sdk/PluginAdapter.h> + +#include "BTrackVamp.h" + + +// Declare one static adapter here for each plugin class in this library. + +static Vamp::PluginAdapter<BTrackVamp> btrackVampAdapter; + + +// This is the entry-point for the library, and the only function that +// needs to be publicly exported. + +const VampPluginDescriptor * +vampGetPluginDescriptor(unsigned int version, unsigned int index) +{ + if (version < 1) return 0; + + // Return a different plugin adaptor's descriptor for each index, + // and return 0 for the first index after you run out of plugins. + // (That's how the host finds out how many plugins are in this + // library.) + + switch (index) { + case 0: return btrackVampAdapter.getDescriptor(); + default: return 0; + } +} + +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/vamp-plugin/vamp-plugin.list Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,1 @@ +_vampGetPluginDescriptor
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/vamp-plugin/vamp-plugin.map Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,4 @@ +{ + global: vampGetPluginDescriptor; + local: *; +};
--- a/python-module/btrack_python_module.cpp Tue Jan 21 01:45:36 2014 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,362 +0,0 @@ -#include <iostream> -#include <Python.h> -#include "../src/OnsetDetectionFunction.h" -#include "../src/BTrack.h" -#include <numpy/arrayobject.h> - -static PyObject * btrack_onsetdf(PyObject *dummy, PyObject *args) -{ - PyObject *arg1=NULL; - PyObject *arr1=NULL; - - if (!PyArg_ParseTuple(args, "O", &arg1)) - { - return NULL; - } - - arr1 = PyArray_FROM_OTF(arg1, NPY_DOUBLE, NPY_IN_ARRAY); - if (arr1 == NULL) - { - return NULL; - } - - - - ////////// GET INPUT DATA /////////////////// - - // get data as array - double* data = (double*) PyArray_DATA(arr1); - - // get array size - int signal_length = PyArray_Size((PyObject*)arr1); - //int k = (int) theSize; - - // get data type - char type = PyArray_DESCR(arr1)->type; - - ////////// BEGIN PROCESS /////////////////// - int hsize = 512; - int fsize = 1024; - int df_type = 6; - int numframes; - double buffer[hsize]; // buffer to hold one hopsize worth of audio samples - - - // get number of audio frames, given the hop size and signal length - numframes = (int) floor(((double) signal_length) / ((double) hsize)); - - OnsetDetectionFunction onset(hsize,fsize,df_type,1); - - double df[numframes]; - - - - /////////////////////////////////////////// - //////// Begin Processing Loop //////////// - - for (int i=0;i < numframes;i++) - { - // add new samples to frame - for (int n = 0;n < hsize;n++) - { - buffer[n] = data[(i*hsize)+n]; - } - - df[i] = onset.getDFsample(buffer); - - } - - ///////// End Processing Loop ///////////// - /////////////////////////////////////////// - - - ////////// END PROCESS /////////////////// - - - - ////////// CREATE ARRAY AND RETURN IT /////////////////// - int nd=1; - npy_intp m= numframes; - //double fArray[5] = {0,1,2,3,4}; - - PyObject* c=PyArray_SimpleNew(nd, &m, NPY_DOUBLE); - - void *arr_data = PyArray_DATA((PyArrayObject*)c); - - memcpy(arr_data, df, PyArray_ITEMSIZE((PyArrayObject*) c) * m); - - - Py_DECREF(arr1); - Py_INCREF(Py_None); - //return Py_None; - - return (PyObject *)c; - - //return Py_BuildValue("c", type); - //return Py_BuildValue("d", sum); - //return Py_BuildValue("i", k); -/* -fail: - Py_XDECREF(arr1); - Py_XDECREF(arr2); - PyArray_XDECREF_ERR(oarr); - return NULL;*/ -} - - -static PyObject * btrack_btrack(PyObject *dummy, PyObject *args) -{ - PyObject *arg1=NULL; - PyObject *arr1=NULL; - - if (!PyArg_ParseTuple(args, "O", &arg1)) - { - return NULL; - } - - arr1 = PyArray_FROM_OTF(arg1, NPY_DOUBLE, NPY_IN_ARRAY); - if (arr1 == NULL) - { - return NULL; - } - - - - ////////// GET INPUT DATA /////////////////// - - // get data as array - double* data = (double*) PyArray_DATA(arr1); - - // get array size - int signal_length = PyArray_Size((PyObject*)arr1); - //int k = (int) theSize; - - // get data type - char type = PyArray_DESCR(arr1)->type; - - ////////// BEGIN PROCESS /////////////////// - int hsize = 512; - int fsize = 1024; - int df_type = 6; - int numframes; - double buffer[hsize]; // buffer to hold one hopsize worth of audio samples - - - // get number of audio frames, given the hop size and signal length - numframes = (int) floor(((double) signal_length) / ((double) hsize)); - - OnsetDetectionFunction onset(hsize,fsize,df_type,1); - BTrack b; - - b.initialise((int) hsize); // initialise beat tracker - - // set parameters - //b.setparams(0.9,5); - - double df[numframes]; - double beats[5000]; - int beatnum = 0; - float df_val; - - /////////////////////////////////////////// - //////// Begin Processing Loop //////////// - - for (int i=0;i < numframes;i++) - { - // add new samples to frame - for (int n = 0;n < hsize;n++) - { - buffer[n] = data[(i*hsize)+n]; - } - - df[i] = onset.getDFsample(buffer); - - df_val = (float) (df[i] + 0.0001); - - b.process(df_val); // process df sample in beat tracker - - if (b.playbeat == 1) - { - beats[beatnum] = (((double) hsize) / 44100) * ((double) i); - beatnum = beatnum + 1; - } - - } - - ///////// End Processing Loop ///////////// - /////////////////////////////////////////// - - - ////////// END PROCESS /////////////////// - - double beats_out[beatnum]; // create output array - - // copy beats into output array - for (int i = 0;i < beatnum;i++) - { - beats_out[i] = beats[i]; - } - - - - ////////// CREATE ARRAY AND RETURN IT /////////////////// - int nd=1; - npy_intp m= beatnum; - //double fArray[5] = {0,1,2,3,4}; - - PyObject* c=PyArray_SimpleNew(nd, &m, NPY_DOUBLE); - - void *arr_data = PyArray_DATA((PyArrayObject*)c); - - memcpy(arr_data, beats_out, PyArray_ITEMSIZE((PyArrayObject*) c) * m); - - - Py_DECREF(arr1); - Py_INCREF(Py_None); - //return Py_None; - - return (PyObject *)c; - - //return Py_BuildValue("c", type); - //return Py_BuildValue("d", sum); - //return Py_BuildValue("i", k); - /* - fail: - Py_XDECREF(arr1); - Py_XDECREF(arr2); - PyArray_XDECREF_ERR(oarr); - return NULL;*/ -} - -static PyObject * btrack_btrack_df(PyObject *dummy, PyObject *args) -{ - PyObject *arg1=NULL; - PyObject *arr1=NULL; - - if (!PyArg_ParseTuple(args, "O", &arg1)) - { - return NULL; - } - - arr1 = PyArray_FROM_OTF(arg1, NPY_DOUBLE, NPY_IN_ARRAY); - if (arr1 == NULL) - { - return NULL; - } - - - - ////////// GET INPUT DATA /////////////////// - - // get data as array - double* data = (double*) PyArray_DATA(arr1); - - // get array size - int numframes = PyArray_Size((PyObject*)arr1); - //int k = (int) theSize; - - // get data type - char type = PyArray_DESCR(arr1)->type; - - ////////// BEGIN PROCESS /////////////////// - int hsize = 512; - - BTrack b; - - b.initialise((int) hsize); // initialise beat tracker - - // set parameters - //b.setparams(0.9,5); - - double beats[5000]; - int beatnum = 0; - float df_val; - - /////////////////////////////////////////// - //////// Begin Processing Loop //////////// - - for (int i=0;i < numframes;i++) - { - df_val = (float) (data[i] + 0.0001); - - b.process(df_val); // process df sample in beat tracker - - if (b.playbeat == 1) - { - beats[beatnum] = (((double) hsize) / 44100) * ((double) i); - beatnum = beatnum + 1; - } - - } - - ///////// End Processing Loop ///////////// - /////////////////////////////////////////// - - - ////////// END PROCESS /////////////////// - - double beats_out[beatnum]; // create output array - - - // copy beats into output array - for (int i = 0;i < beatnum;i++) - { - beats_out[i] = beats[i]; - } - - - ////////// CREATE ARRAY AND RETURN IT /////////////////// - int nd=1; - npy_intp m= beatnum; - //double fArray[5] = {0,1,2,3,4}; - - PyObject* c=PyArray_SimpleNew(nd, &m, NPY_DOUBLE); - - void *arr_data = PyArray_DATA((PyArrayObject*)c); - - memcpy(arr_data, beats_out, PyArray_ITEMSIZE((PyArrayObject*) c) * m); - - - Py_DECREF(arr1); - Py_INCREF(Py_None); - //return Py_None; - - return (PyObject *)c; - - //return Py_BuildValue("c", type); - //return Py_BuildValue("d", sum); - //return Py_BuildValue("i", k); - /* - fail: - Py_XDECREF(arr1); - Py_XDECREF(arr2); - PyArray_XDECREF_ERR(oarr); - return NULL;*/ -} - - - -static PyMethodDef btrack_methods[] = { - { "onsetdf",btrack_onsetdf,METH_VARARGS,"onset detection function"}, - { "btrack",btrack_btrack,METH_VARARGS,"beat tracker"}, - { "btrack_df",btrack_btrack_df,METH_VARARGS,"beat tracker with detection function input"}, - {NULL, NULL, 0, NULL} /* Sentinel */ -}; - -PyMODINIT_FUNC initbtrack(void) -{ - (void)Py_InitModule("btrack", btrack_methods); - import_array(); -} - -int main(int argc, char *argv[]) -{ - /* Pass argv[0] to the Python interpreter */ - Py_SetProgramName(argv[0]); - - /* Initialize the Python interpreter. Required. */ - Py_Initialize(); - - /* Add a static module */ - initbtrack(); -} \ No newline at end of file
--- a/python-module/setup.py Tue Jan 21 01:45:36 2014 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,16 +0,0 @@ -# setup.py -# build command : python setup.py build build_ext --inplace -from numpy.distutils.core import setup, Extension -import os, numpy - -name = 'btrack' -sources = ['btrack_python_module.cpp','../src/OnsetDetectionFunction.cpp','../src/BTrack.cpp'] - -include_dirs = [ - numpy.get_include(),'/usr/local/include' - ] - -setup( name = 'BTrack', - include_dirs = include_dirs, - ext_modules = [Extension(name, sources,libraries = ['fftw3','samplerate'])] - ) \ No newline at end of file
--- a/src/BTrack.cpp Tue Jan 21 01:45:36 2014 +0000 +++ b/src/BTrack.cpp Tue Jul 08 12:32:27 2014 +0100 @@ -19,53 +19,84 @@ */ //======================================================================= -#include <iostream> #include <cmath> +#include <algorithm> #include "BTrack.h" #include "samplerate.h" -using namespace std; +//======================================================================= +BTrack::BTrack() : odf(512,1024,ComplexSpectralDifferenceHWR,HanningWindow) +{ + initialise(512, 1024); +} +//======================================================================= +BTrack::BTrack(int hopSize_) : odf(hopSize_,2*hopSize_,ComplexSpectralDifferenceHWR,HanningWindow) +{ + initialise(hopSize_, 2*hopSize_); +} +//======================================================================= +BTrack::BTrack(int hopSize_,int frameSize_) : odf(hopSize_,frameSize_,ComplexSpectralDifferenceHWR,HanningWindow) +{ + initialise(hopSize_, frameSize_); +} -//------------------------------------------------------------------------------- -// Constructor -BTrack :: BTrack() -{ - float rayparam = 43; - float pi = 3.14159265; +//======================================================================= +double BTrack::getBeatTimeInSeconds(long frameNumber,int hopSize,int fs) +{ + double hop = (double) hopSize; + double samplingFrequency = (double) fs; + double frameNum = (double) frameNumber; + + return ((hop / samplingFrequency) * frameNum); +} + +//======================================================================= +double BTrack::getBeatTimeInSeconds(int frameNumber,int hopSize,int fs) +{ + long frameNum = (long) frameNumber; + + return getBeatTimeInSeconds(frameNum, hopSize, fs); +} + + + +//======================================================================= +void BTrack::initialise(int hopSize_, int frameSize_) +{ + double rayparam = 43; + double pi = 3.14159265; // initialise parameters tightness = 5; alpha = 0.9; tempo = 120; - est_tempo = 120; - p_fact = 60.*44100./512.; + estimatedTempo = 120.0; + tempoToLagFactor = 60.*44100./512.; m0 = 10; - beat = -1; + beatCounter = -1; - playbeat = 0; + beatDueInFrame = false; - - - + // create rayleigh weighting vector for (int n = 0;n < 128;n++) { - wv[n] = ((float) n / pow(rayparam,2)) * exp((-1*pow((float)-n,2)) / (2*pow(rayparam,2))); + weightingVector[n] = ((double) n / pow(rayparam,2)) * exp((-1*pow((double)-n,2)) / (2*pow(rayparam,2))); } // initialise prev_delta for (int i = 0;i < 41;i++) { - prev_delta[i] = 1; + prevDelta[i] = 1; } - float t_mu = 41/2; - float m_sig; - float x; + double t_mu = 41/2; + double m_sig; + double x; // create tempo transition matrix m_sig = 41/8; for (int i = 0;i < 41;i++) @@ -74,88 +105,135 @@ { x = j+1; t_mu = i+1; - t_tmat[i][j] = (1 / (m_sig * sqrt(2*pi))) * exp( (-1*pow((x-t_mu),2)) / (2*pow(m_sig,2)) ); + tempoTransitionMatrix[i][j] = (1 / (m_sig * sqrt(2*pi))) * exp( (-1*pow((x-t_mu),2)) / (2*pow(m_sig,2)) ); } - } + } // tempo is not fixed - tempofix = 0; + tempoFixed = false; + + // initialise latest cumulative score value + // in case it is requested before any processing takes place + latestCumulativeScoreValue = 0; + + // initialise algorithm given the hopsize + setHopSize(hopSize_); } -//------------------------------------------------------------------------------- -// Destructor -BTrack :: ~BTrack() +//======================================================================= +void BTrack::setHopSize(int hopSize_) { + hopSize = hopSize_; + onsetDFBufferSize = (512*512)/hopSize; // calculate df buffer size -} + beatPeriod = round(60/((((double) hopSize)/44100)*tempo)); -//------------------------------------------------------------------------------- -// Initialise with frame size and set all frame sizes accordingly -void BTrack :: initialise(int fsize) -{ - framesize = fsize; - dfbuffer_size = (512*512)/fsize; // calculate df buffer size - - bperiod = round(60/((((float) fsize)/44100)*tempo)); - - dfbuffer = new float[dfbuffer_size]; // create df_buffer - cumscore = new float[dfbuffer_size]; // create cumscore - + // set size of onset detection function buffer + onsetDF.resize(onsetDFBufferSize); + + // set size of cumulative score buffer + cumulativeScore.resize(onsetDFBufferSize); // initialise df_buffer to zeros - for (int i = 0;i < dfbuffer_size;i++) + for (int i = 0;i < onsetDFBufferSize;i++) { - dfbuffer[i] = 0; - cumscore[i] = 0; + onsetDF[i] = 0; + cumulativeScore[i] = 0; - if ((i % ((int) round(bperiod))) == 0) + if ((i % ((int) round(beatPeriod))) == 0) { - dfbuffer[i] = 1; + onsetDF[i] = 1; } } } -//------------------------------------------------------------------------------- -// Add new sample to buffer and apply beat tracking -void BTrack :: process(float df_sample) -{ +//======================================================================= +void BTrack::updateHopAndFrameSize(int hopSize_,int frameSize_) +{ + // update the onset detection function object + odf.initialise(hopSize_, frameSize_); + + // update the hop size being used by the beat tracker + setHopSize(hopSize_); +} + +//======================================================================= +bool BTrack::beatDueInCurrentFrame() +{ + return beatDueInFrame; +} + +//======================================================================= +int BTrack::getHopSize() +{ + return hopSize; +} + +//======================================================================= +double BTrack::getLatestCumulativeScoreValue() +{ + return latestCumulativeScoreValue; +} + +//======================================================================= +void BTrack::processAudioFrame(double *frame) +{ + // calculate the onset detection function sample for the frame + double sample = odf.calculateOnsetDetectionFunctionSample(frame); + + + + // process the new onset detection function sample in the beat tracking algorithm + processOnsetDetectionFunctionSample(sample); +} + +//======================================================================= +void BTrack::processOnsetDetectionFunctionSample(double newSample) +{ + // we need to ensure that the onset + // detection function sample is positive + newSample = fabs(newSample); + + // add a tiny constant to the sample to stop it from ever going + // to zero. this is to avoid problems further down the line + newSample = newSample + 0.0001; + m0--; - beat--; - playbeat = 0; + beatCounter--; + beatDueInFrame = false; // move all samples back one step - for (int i=0;i < (dfbuffer_size-1);i++) + for (int i=0;i < (onsetDFBufferSize-1);i++) { - dfbuffer[i] = dfbuffer[i+1]; + onsetDF[i] = onsetDF[i+1]; } // add new sample at the end - dfbuffer[dfbuffer_size-1] = df_sample; + onsetDF[onsetDFBufferSize-1] = newSample; // update cumulative score - updatecumscore(df_sample); + updateCumulativeScore(newSample); // if we are halfway between beats if (m0 == 0) { - predictbeat(); + predictBeat(); } // if we are at a beat - if (beat == 0) + if (beatCounter == 0) { - playbeat = 1; // indicate a beat should be output + beatDueInFrame = true; // indicate a beat should be output // recalculate the tempo - dfconvert(); - calcTempo(); + resampleOnsetDetectionFunction(); + calculateTempo(); } } -//------------------------------------------------------------------------------- -// Set the tempo of the beat tracker -void BTrack :: settempo(float tempo) +//======================================================================= +void BTrack::setTempo(double tempo) { /////////// TEMPO INDICATION RESET ////////////////// @@ -177,31 +255,31 @@ // now set previous tempo observations to zero for (int i=0;i < 41;i++) { - prev_delta[i] = 0; + prevDelta[i] = 0; } // set desired tempo index to 1 - prev_delta[tempo_index] = 1; + prevDelta[tempo_index] = 1; /////////// CUMULATIVE SCORE ARTIFICAL TEMPO UPDATE ////////////////// // calculate new beat period - int new_bperiod = (int) round(60/((((float) framesize)/44100)*tempo)); + int new_bperiod = (int) round(60/((((double) hopSize)/44100)*tempo)); int bcounter = 1; // initialise df_buffer to zeros - for (int i = (dfbuffer_size-1);i >= 0;i--) + for (int i = (onsetDFBufferSize-1);i >= 0;i--) { if (bcounter == 1) { - cumscore[i] = 150; - dfbuffer[i] = 150; + cumulativeScore[i] = 150; + onsetDF[i] = 150; } else { - cumscore[i] = 10; - dfbuffer[i] = 10; + cumulativeScore[i] = 10; + onsetDF[i] = 10; } bcounter++; @@ -215,16 +293,14 @@ /////////// INDICATE THAT THIS IS A BEAT ////////////////// // beat is now - beat = 0; + beatCounter = 0; // offbeat is half of new beat period away - m0 = (int) round(((float) new_bperiod)/2); + m0 = (int) round(((double) new_bperiod)/2); } - -//------------------------------------------------------------------------------- -// fix tempo to roughly around some value -void BTrack :: fixtempo(float tempo) +//======================================================================= +void BTrack::fixTempo(double tempo) { // firstly make sure tempo is between 80 and 160 bpm.. while (tempo > 160) @@ -243,39 +319,43 @@ // now set previous fixed previous tempo observation values to zero for (int i=0;i < 41;i++) { - prev_delta_fix[i] = 0; + prevDeltaFixed[i] = 0; } // set desired tempo index to 1 - prev_delta_fix[tempo_index] = 1; + prevDeltaFixed[tempo_index] = 1; // set the tempo fix flag - tempofix = 1; + tempoFixed = true; } -//------------------------------------------------------------------------------- -// do not fix the tempo anymore -void BTrack :: unfixtempo() +//======================================================================= +void BTrack::doNotFixTempo() { // set the tempo fix flag - tempofix = 0; + tempoFixed = false; } -//------------------------------------------------------------------------------- -// Convert detection function from N samples to 512 -void BTrack :: dfconvert() +//======================================================================= +void BTrack::resampleOnsetDetectionFunction() { float output[512]; + float input[onsetDFBufferSize]; + + for (int i = 0;i < onsetDFBufferSize;i++) + { + input[i] = (float) onsetDF[i]; + } - double src_ratio = 512.0/((double) dfbuffer_size); - int BUFFER_LEN = dfbuffer_size; + double src_ratio = 512.0/((double) onsetDFBufferSize); + int BUFFER_LEN = onsetDFBufferSize; int output_len; SRC_DATA src_data ; //output_len = (int) floor (((double) BUFFER_LEN) * src_ratio) ; output_len = 512; - src_data.data_in = dfbuffer; + src_data.data_in = input; src_data.input_frames = BUFFER_LEN; src_data.src_ratio = src_ratio; @@ -287,51 +367,50 @@ for (int i = 0;i < output_len;i++) { - df512[i] = src_data.data_out[i]; + resampledOnsetDF[i] = (double) src_data.data_out[i]; } } -//------------------------------------------------------------------------------- -// To calculate the current tempo expressed as the beat period in detection function samples -void BTrack :: calcTempo() +//======================================================================= +void BTrack::calculateTempo() { // adaptive threshold on input - adapt_thresh(df512,512); + adaptiveThreshold(resampledOnsetDF,512); // calculate auto-correlation function of detection function - acf_bal(df512); + calculateBalancedACF(resampledOnsetDF); // calculate output of comb filterbank - getrcfoutput(); + calculateOutputOfCombFilterBank(); // adaptive threshold on rcf - adapt_thresh(rcf,128); + adaptiveThreshold(combFilterBankOutput,128); int t_index; int t_index2; - // calculate tempo observation vector from bperiod observation vector + // calculate tempo observation vector from beat period observation vector for (int i = 0;i < 41;i++) { - t_index = (int) round(p_fact / ((float) ((2*i)+80))); - t_index2 = (int) round(p_fact / ((float) ((4*i)+160))); + t_index = (int) round(tempoToLagFactor / ((double) ((2*i)+80))); + t_index2 = (int) round(tempoToLagFactor / ((double) ((4*i)+160))); - t_obs[i] = rcf[t_index-1] + rcf[t_index2-1]; + tempoObservationVector[i] = combFilterBankOutput[t_index-1] + combFilterBankOutput[t_index2-1]; } - float maxval; - float maxind; - float curval; + double maxval; + double maxind; + double curval; // if tempo is fixed then always use a fixed set of tempi as the previous observation probability function - if (tempofix == 1) + if (tempoFixed) { for (int k = 0;k < 41;k++) { - prev_delta[k] = prev_delta_fix[k]; + prevDelta[k] = prevDeltaFixed[k]; } } @@ -340,7 +419,7 @@ maxval = -1; for (int i = 0;i < 41;i++) { - curval = prev_delta[i]*t_tmat[i][j]; + curval = prevDelta[i]*tempoTransitionMatrix[i][j]; if (curval > maxval) { @@ -348,11 +427,11 @@ } } - delta[j] = maxval*t_obs[j]; + delta[j] = maxval*tempoObservationVector[j]; } - normalise(delta,41); + normaliseArray(delta,41); maxind = -1; maxval = -1; @@ -365,49 +444,45 @@ maxind = j; } - prev_delta[j] = delta[j]; + prevDelta[j] = delta[j]; } - bperiod = round((60.0*44100.0)/(((2*maxind)+80)*((float) framesize))); + beatPeriod = round((60.0*44100.0)/(((2*maxind)+80)*((double) hopSize))); - if (bperiod > 0) + if (beatPeriod > 0) { - est_tempo = 60.0/((((float) framesize) / 44100.0)*bperiod); + estimatedTempo = 60.0/((((double) hopSize) / 44100.0)*beatPeriod); } - - //cout << bperiod << endl; } -//------------------------------------------------------------------------------- -// calculates an adaptive threshold which is used to remove low level energy from detection function and emphasise peaks -void BTrack :: adapt_thresh(float x[],int N) +//======================================================================= +void BTrack::adaptiveThreshold(double *x,int N) { - //int N = 512; // length of df int i = 0; int k,t = 0; - float x_thresh[N]; + double x_thresh[N]; int p_post = 7; int p_pre = 8; - t = min(N,p_post); // what is smaller, p_post of df size. This is to avoid accessing outside of arrays + t = std::min(N,p_post); // what is smaller, p_post of df size. This is to avoid accessing outside of arrays // find threshold for first 't' samples, where a full average cannot be computed yet for (i = 0;i <= t;i++) { - k = min((i+p_pre),N); - x_thresh[i] = mean_array(x,1,k); + k = std::min((i+p_pre),N); + x_thresh[i] = calculateMeanOfArray(x,1,k); } // find threshold for bulk of samples across a moving average from [i-p_pre,i+p_post] for (i = t+1;i < N-p_post;i++) { - x_thresh[i] = mean_array(x,i-p_pre,i+p_post); + x_thresh[i] = calculateMeanOfArray(x,i-p_pre,i+p_post); } // for last few samples calculate threshold, again, not enough samples to do as above for (i = N-p_post;i < N;i++) { - k = max((i-p_post),1); - x_thresh[i] = mean_array(x,k,N); + k = std::max((i-p_post),1); + x_thresh[i] = calculateMeanOfArray(x,k,N); } // subtract the threshold from the detection function and check that it is not less than 0 @@ -421,15 +496,14 @@ } } -//------------------------------------------------------------------------------- -// returns the output of the comb filter -void BTrack :: getrcfoutput() +//======================================================================= +void BTrack::calculateOutputOfCombFilterBank() { int numelem; for (int i = 0;i < 128;i++) { - rcf[i] = 0; + combFilterBankOutput[i] = 0; } numelem = 4; @@ -440,18 +514,17 @@ { for (int b = 1-a;b <= a-1;b++) // general state using normalisation of comb elements { - rcf[i-1] = rcf[i-1] + (acf[(a*i+b)-1]*wv[i-1])/(2*a-1); // calculate value for comb filter row + combFilterBankOutput[i-1] = combFilterBankOutput[i-1] + (acf[(a*i+b)-1]*weightingVector[i-1])/(2*a-1); // calculate value for comb filter row } } } } -//------------------------------------------------------------------------------- -// calculates the balanced autocorrelation of the smoothed detection function -void BTrack :: acf_bal(float df_thresh[]) +//======================================================================= +void BTrack::calculateBalancedACF(double *onsetDetectionFunction) { int l, n = 0; - float sum, tmp; + double sum, tmp; // for l lags from 0-511 for (l = 0;l < 512;l++) @@ -461,7 +534,7 @@ // for n samples from 0 - (512-lag) for (n = 0;n < (512-l);n++) { - tmp = df_thresh[n] * df_thresh[n+l]; // multiply current sample n by sample (n+l) + tmp = onsetDetectionFunction[n] * onsetDetectionFunction[n+l]; // multiply current sample n by sample (n+l) sum = sum + tmp; // add to sum } @@ -469,18 +542,16 @@ } } - -//------------------------------------------------------------------------------- -// calculates the mean of values in an array from index locations [start,end] -float BTrack :: mean_array(float array[],int start,int end) +//======================================================================= +double BTrack::calculateMeanOfArray(double *array,int startIndex,int endIndex) { int i; double sum = 0; - int length = end - start; + int length = endIndex - startIndex; // find sum - for (i = start;i < end;i++) + for (i = startIndex;i < endIndex;i++) { sum = sum + array[i]; } @@ -495,9 +566,8 @@ } } -//------------------------------------------------------------------------------- -// normalise the array -void BTrack :: normalise(float array[],int N) +//======================================================================= +void BTrack::normaliseArray(double *array,int N) { double sum = 0; @@ -518,38 +588,25 @@ } } -//------------------------------------------------------------------------------- -// plot contents of detection function buffer -void BTrack :: plotdfbuffer() -{ - for (int i=0;i < dfbuffer_size;i++) - { - cout << dfbuffer[i] << endl; - } - - cout << "--------------------------------" << endl; -} - -//------------------------------------------------------------------------------- -// update the cumulative score -void BTrack :: updatecumscore(float df_sample) +//======================================================================= +void BTrack::updateCumulativeScore(double odfSample) { int start, end, winsize; - float max; + double max; - start = dfbuffer_size - round(2*bperiod); - end = dfbuffer_size - round(bperiod/2); + start = onsetDFBufferSize - round(2*beatPeriod); + end = onsetDFBufferSize - round(beatPeriod/2); winsize = end-start+1; - float w1[winsize]; - float v = -2*bperiod; - float wcumscore; + double w1[winsize]; + double v = -2*beatPeriod; + double wcumscore; // create window for (int i = 0;i < winsize;i++) { - w1[i] = exp((-1*pow(tightness*log(-v/bperiod),2))/2); + w1[i] = exp((-1*pow(tightness*log(-v/beatPeriod),2))/2); v = v+1; } @@ -558,7 +615,7 @@ int n = 0; for (int i=start;i <= end;i++) { - wcumscore = cumscore[i]*w1[n]; + wcumscore = cumulativeScore[i]*w1[n]; if (wcumscore > max) { @@ -569,70 +626,67 @@ // shift cumulative score back one - for (int i = 0;i < (dfbuffer_size-1);i++) + for (int i = 0;i < (onsetDFBufferSize-1);i++) { - cumscore[i] = cumscore[i+1]; + cumulativeScore[i] = cumulativeScore[i+1]; } // add new value to cumulative score - cumscore[dfbuffer_size-1] = ((1-alpha)*df_sample) + (alpha*max); + cumulativeScore[onsetDFBufferSize-1] = ((1-alpha)*odfSample) + (alpha*max); - cscoreval = cumscore[dfbuffer_size-1]; - - //cout << cumscore[dfbuffer_size-1] << endl; - + latestCumulativeScoreValue = cumulativeScore[onsetDFBufferSize-1]; + } -//------------------------------------------------------------------------------- -// plot contents of detection function buffer -void BTrack :: predictbeat() +//======================================================================= +void BTrack::predictBeat() { - int winsize = (int) bperiod; - float fcumscore[dfbuffer_size + winsize]; - float w2[winsize]; + int windowSize = (int) beatPeriod; + double futureCumulativeScore[onsetDFBufferSize + windowSize]; + double w2[windowSize]; // copy cumscore to first part of fcumscore - for (int i = 0;i < dfbuffer_size;i++) + for (int i = 0;i < onsetDFBufferSize;i++) { - fcumscore[i] = cumscore[i]; + futureCumulativeScore[i] = cumulativeScore[i]; } // create future window - float v = 1; - for (int i = 0;i < winsize;i++) + double v = 1; + for (int i = 0;i < windowSize;i++) { - w2[i] = exp((-1*pow((v - (bperiod/2)),2)) / (2*pow((bperiod/2) ,2))); + w2[i] = exp((-1*pow((v - (beatPeriod/2)),2)) / (2*pow((beatPeriod/2) ,2))); v++; } // create past window - v = -2*bperiod; - int start = dfbuffer_size - round(2*bperiod); - int end = dfbuffer_size - round(bperiod/2); + v = -2*beatPeriod; + int start = onsetDFBufferSize - round(2*beatPeriod); + int end = onsetDFBufferSize - round(beatPeriod/2); int pastwinsize = end-start+1; - float w1[pastwinsize]; + double w1[pastwinsize]; for (int i = 0;i < pastwinsize;i++) { - w1[i] = exp((-1*pow(tightness*log(-v/bperiod),2))/2); + w1[i] = exp((-1*pow(tightness*log(-v/beatPeriod),2))/2); v = v+1; } // calculate future cumulative score - float max; + double max; int n; - float wcumscore; - for (int i = dfbuffer_size;i < (dfbuffer_size+winsize);i++) + double wcumscore; + for (int i = onsetDFBufferSize;i < (onsetDFBufferSize+windowSize);i++) { - start = i - round(2*bperiod); - end = i - round(bperiod/2); + start = i - round(2*beatPeriod); + end = i - round(beatPeriod/2); max = 0; n = 0; for (int k=start;k <= end;k++) { - wcumscore = fcumscore[k]*w1[n]; + wcumscore = futureCumulativeScore[k]*w1[n]; if (wcumscore > max) { @@ -641,7 +695,7 @@ n++; } - fcumscore[i] = max; + futureCumulativeScore[i] = max; } @@ -649,25 +703,21 @@ max = 0; n = 0; - for (int i = dfbuffer_size;i < (dfbuffer_size+winsize);i++) + for (int i = onsetDFBufferSize;i < (onsetDFBufferSize+windowSize);i++) { - wcumscore = fcumscore[i]*w2[n]; + wcumscore = futureCumulativeScore[i]*w2[n]; if (wcumscore > max) { max = wcumscore; - beat = n; + beatCounter = n; } n++; } - - // set beat - beat = beat; - // set next prediction time - m0 = beat+round(bperiod/2); + m0 = beatCounter+round(beatPeriod/2); } \ No newline at end of file
--- a/src/BTrack.h Tue Jan 21 01:45:36 2014 +0000 +++ b/src/BTrack.h Tue Jul 08 12:32:27 2014 +0100 @@ -22,77 +22,213 @@ #ifndef __BTRACK_H #define __BTRACK_H -//#include "fftw3.h" +#include "OnsetDetectionFunction.h" +#include <vector> +//======================================================================= +/** The main beat tracking class and the interface to the BTrack + * beat tracking algorithm. The algorithm can process either + * audio frames or onset detection function samples and also + * contains some static functions for calculating beat times in seconds + */ class BTrack { public: - BTrack(); // constructor - ~BTrack(); // destructor + + //======================================================================= + /** Constructor assuming hop size of 512 and frame size of 1024 */ + BTrack(); + + /** Constructor assuming frame size will be double the hopSize + * @param hopSize the hop size in audio samples + */ + BTrack(int hopSize_); + + /** Constructor taking both hopSize and frameSize + * @param hopSize the hop size in audio samples + * @param frameSize the frame size in audio samples + */ + BTrack(int hopSize_,int frameSize_); + + //======================================================================= + /** Updates the hop and frame size used by the beat tracker + * @param hopSize the hop size in audio samples + * @param frameSize the frame size in audio samples + */ + void updateHopAndFrameSize(int hopSize_,int frameSize_); + + //======================================================================= + /** Process a single audio frame + * @param frame a pointer to an array containing an audio frame. The number of samples should + * match the frame size that the algorithm was initialised with. + */ + void processAudioFrame(double *frame); + + /** Add new onset detection function sample to buffer and apply beat tracking + * @param sample an onset detection function sample + */ + void processOnsetDetectionFunctionSample(double sample); + + //======================================================================= + /** @returns the current hop size being used by the beat tracker */ + int getHopSize(); + + /** @returns true if a beat should occur in the current audio frame */ + bool beatDueInCurrentFrame(); + + /** @returns the current tempo estimate being used by the beat tracker */ + double getCurrentTempoEstimate(); + + /** @returns the most recent value of the cumulative score function */ + double getLatestCumulativeScoreValue(); + + //======================================================================= + /** Set the tempo of the beat tracker + * @param tempo the tempo in beats per minute (bpm) + */ + void setTempo(double tempo); + + /** Fix tempo to roughly around some value, so that the algorithm will only try to track + * tempi around the given tempo + * @param tempo the tempo in beats per minute (bpm) + */ + void fixTempo(double tempo); + + /** Tell the algorithm to not fix the tempo anymore */ + void doNotFixTempo(); + + //======================================================================= + /** Calculates a beat time in seconds, given the frame number, hop size and sampling frequency. + * This version uses a long to represent the frame number + * @param frameNumber the index of the current frame + * @param hopSize the hop size in audio samples + * @param fs the sampling frequency in Hz + * @returns a beat time in seconds + */ + static double getBeatTimeInSeconds(long frameNumber,int hopSize,int fs); + + /** Calculates a beat time in seconds, given the frame number, hop size and sampling frequency. + * This version uses an int to represent the frame number + * @param frameNumber the index of the current frame + * @param hopSize the hop size in audio samples + * @param fs the sampling frequency in Hz + * @returns a beat time in seconds + */ + static double getBeatTimeInSeconds(int frameNumber,int hopSize,int fs); + + +private: + + /** Initialises the algorithm, setting internal parameters and creating weighting vectors + * @param hopSize_ the hop size in audio samples + * @param frameSize_ the frame size in audio samples + */ + void initialise(int hopSize_,int frameSize_); + + /** Initialise with hop size and set all array sizes accordingly + * @param hopSize_ the hop size in audio samples + */ + void setHopSize(int hopSize_); + + /** Resamples the onset detection function from an arbitrary number of samples to 512 */ + void resampleOnsetDetectionFunction(); + + /** Updates the cumulative score function with a new onset detection function sample + * @param odfSample an onset detection function sample + */ + void updateCumulativeScore(double odfSample); - void initialise(int fsize); - void process(float df_sample); - void plotdfbuffer(); - void updatecumscore(float df_sample); - void predictbeat(); - void dfconvert(); - void calcTempo(); - void adapt_thresh(float x[],int N); - float mean_array(float array[],int start,int end); - void normalise(float array[],int N); - void acf_bal(float df_thresh[]); - void getrcfoutput(); - void settempo(float tempo); - void fixtempo(float tempo); - void unfixtempo(); + /** Predicts the next beat, based upon the internal program state */ + void predictBeat(); + + /** Calculates the current tempo expressed as the beat period in detection function samples */ + void calculateTempo(); + + /** Calculates an adaptive threshold which is used to remove low level energy from detection + * function and emphasise peaks + * @param x a pointer to an array containing onset detection function samples + * @param N the length of the array, x + */ + void adaptiveThreshold(double *x,int N); + + /** Calculates the mean of values in an array between index locations [startIndex,endIndex] + * @param array a pointer to an array that contains the values we wish to find the mean from + * @param startIndex the start index from which we would like to calculate the mean + * @param endIndex the final index to which we would like to calculate the mean + * @returns the mean of the sub-section of the array + */ + double calculateMeanOfArray(double *array,int startIndex,int endIndex); + + /** Normalises a given array + * @param array a pointer to the array we wish to normalise + * @param N the length of the array + */ + void normaliseArray(double *array,int N); + + /** Calculates the balanced autocorrelation of the smoothed onset detection function + * @param onsetDetectionFunction a pointer to an array containing the onset detection function + */ + void calculateBalancedACF(double *onsetDetectionFunction); + + /** Calculates the output of the comb filter bank */ + void calculateOutputOfCombFilterBank(); - int playbeat; - float cscoreval; - float est_tempo; - -private: + //======================================================================= + + /** An OnsetDetectionFunction instance for calculating onset detection functions */ + OnsetDetectionFunction odf; + + //======================================================================= + // buffers + + std::vector<double> onsetDF; /**< to hold onset detection function */ + std::vector<double> cumulativeScore; /**< to hold cumulative score */ + + double resampledOnsetDF[512]; /**< to hold resampled detection function */ - // buffers - float *dfbuffer; // to hold detection function - float df512[512]; // to hold resampled detection function - float *cumscore; // to hold cumulative score + double acf[512]; /**< to hold autocorrelation function */ - float acf[512]; // to hold autocorrelation function + double weightingVector[128]; /**< to hold weighting vector */ - float wv[128]; // to hold weighting vector + double combFilterBankOutput[128]; /**< to hold comb filter output */ + double tempoObservationVector[41]; /**< to hold tempo version of comb filter output */ - float rcf[128]; // to hold comb filter output - float t_obs[41]; // to hold tempo version of comb filter output + double delta[41]; /**< to hold final tempo candidate array */ + double prevDelta[41]; /**< previous delta */ + double prevDeltaFixed[41]; /**< fixed tempo version of previous delta */ - float delta[41]; // to hold final tempo candidate array - float prev_delta[41]; // previous delta - float prev_delta_fix[41]; // fixed tempo version of previous delta + double tempoTransitionMatrix[41][41]; /**< tempo transition matrix */ - float t_tmat[41][41]; // transition matrix + + //======================================================================= + // parameters + + + double tightness; /**< the tightness of the weighting used to calculate cumulative score */ + + double alpha; /**< the mix between the current detection function sample and the cumulative score's "momentum" */ + + double beatPeriod; /**< the beat period, in detection function samples */ + + double tempo; /**< the tempo in beats per minute */ + double estimatedTempo; /**< the current tempo estimation being used by the algorithm */ + + double latestCumulativeScoreValue; /**< holds the latest value of the cumulative score function */ + + double tempoToLagFactor; /**< factor for converting between lag and tempo */ - // parameters - float tightness; - float alpha; - float bperiod; - float tempo; + int m0; /**< indicates when the next point to predict the next beat is */ + + int beatCounter; /**< keeps track of when the next beat is - will be zero when the beat is due, and is set elsewhere in the algorithm to be positive once a beat prediction is made */ + int hopSize; /**< the hop size being used by the algorithm */ + + int onsetDFBufferSize; /**< the onset detection function buffer size */ - float p_fact; - - - // - int m0; // indicates when the next point to predict the next beat is - int beat; - - int dfbuffer_size; - - - int framesize; - - - int tempofix; - + bool tempoFixed; /**< indicates whether the tempo should be fixed or not */ + + bool beatDueInFrame; /**< indicates whether a beat is due in the current frame */ };
--- a/src/OnsetDetectionFunction.cpp Tue Jan 21 01:45:36 2014 +0000 +++ b/src/OnsetDetectionFunction.cpp Tue Jul 08 12:32:27 2014 +0100 @@ -20,247 +20,232 @@ //======================================================================= #include <math.h> -#include <iostream> #include "OnsetDetectionFunction.h" -using namespace std; -//------------------------------------------------------------------------------- -// Constructor -OnsetDetectionFunction :: OnsetDetectionFunction() + +//======================================================================= +OnsetDetectionFunction::OnsetDetectionFunction(int hopSize_,int frameSize_) : onsetDetectionFunctionType(ComplexSpectralDifferenceHWR), windowType(HanningWindow) +{ + // indicate that we have not initialised yet + initialised = false; + + // set pi + pi = 3.14159265358979; + + // initialise with arguments to constructor + initialise(hopSize_,frameSize_,ComplexSpectralDifferenceHWR,HanningWindow); +} + +//======================================================================= +OnsetDetectionFunction::OnsetDetectionFunction(int hopSize_,int frameSize_,int onsetDetectionFunctionType_,int windowType_) : onsetDetectionFunctionType(ComplexSpectralDifferenceHWR), windowType(HanningWindow) { // indicate that we have not initialised yet - initialised = 0; - - // set pi - pi = 3.14159265358979; - - // initialise with hopsize = 512, framesize = 1024, complex spectral difference DF and hanning window - initialise(512,1024,6,1); -} - - -//------------------------------------------------------------------------------- -// Constructor (with arguments) -OnsetDetectionFunction :: OnsetDetectionFunction(int arg_hsize,int arg_fsize,int arg_df_type,int arg_win_type) -{ - // indicate that we have not initialised yet - initialised = 0; + initialised = false; // set pi pi = 3.14159265358979; // initialise with arguments to constructor - initialise(arg_hsize,arg_fsize,arg_df_type,arg_win_type); + initialise(hopSize_,frameSize_,onsetDetectionFunctionType_,windowType_); } -//-------------------------------------------------------------------------------------- -// Destructor -OnsetDetectionFunction :: ~OnsetDetectionFunction() +//======================================================================= +OnsetDetectionFunction::~OnsetDetectionFunction() { - // destroy fft plan - fftw_destroy_plan(p); - fftw_free(in); - fftw_free(out); - - // deallocate memory - delete [] frame; - frame = NULL; - delete [] window; - window = NULL; - delete [] wframe; - wframe = NULL; - delete [] mag; - mag = NULL; - delete [] mag_old; - mag_old = NULL; - delete [] phase; - phase = NULL; - delete [] phase_old; - phase_old = NULL; - delete [] phase_old_2; - phase_old_2 = NULL; + if (initialised) + { + // destroy fft plan + fftw_destroy_plan(p); + fftw_free(complexIn); + fftw_free(complexOut); + } } -//------------------------------------------------------------------------------- -// Initialisation -void OnsetDetectionFunction :: initialise(int arg_hsize,int arg_fsize,int arg_df_type,int arg_win_type) +//======================================================================= +void OnsetDetectionFunction::initialise(int hopSize_,int frameSize_) { - if (initialised == 1) // if we have already initialised some buffers and an FFT plan + // use the already initialised onset detection function and window type and + // pass the new frame and hop size to the main initialisation function + initialise(hopSize_, frameSize_, onsetDetectionFunctionType, windowType); +} + +//======================================================================= +void OnsetDetectionFunction::initialise(int hopSize_,int frameSize_,int onsetDetectionFunctionType_,int windowType_) +{ + if (initialised) // if we have already initialised FFT plan { - ////////////////////////////////// - // TIDY UP FIRST - If initialise is called after the class has been initialised - // then we want to free up memory and cancel existing FFT plans - // destroy fft plan fftw_destroy_plan(p); - fftw_free(in); - fftw_free(out); - - - // deallocate memory - delete [] frame; - frame = NULL; - delete [] window; - window = NULL; - delete [] wframe; - wframe = NULL; - delete [] mag; - mag = NULL; - delete [] mag_old; - mag_old = NULL; - delete [] phase; - phase = NULL; - delete [] phase_old; - phase_old = NULL; - delete [] phase_old_2; - phase_old_2 = NULL; - - ////// END TIDY UP /////////////// - ////////////////////////////////// + fftw_free(complexIn); + fftw_free(complexOut); + } - hopsize = arg_hsize; // set hopsize - framesize = arg_fsize; // set framesize + hopSize = hopSize_; // set hopsize + frameSize = frameSize_; // set framesize - df_type = arg_df_type; // set detection function type + onsetDetectionFunctionType = onsetDetectionFunctionType_; // set detection function type + windowType = windowType_; // set window type // initialise buffers - frame = new double[framesize]; - window = new double[framesize]; - wframe = new double[framesize]; - - mag = new double[framesize]; - mag_old = new double[framesize]; - - phase = new double[framesize]; - phase_old = new double[framesize]; - phase_old_2 = new double[framesize]; + frame.resize(frameSize); + window.resize(frameSize); + magSpec.resize(frameSize); + prevMagSpec.resize(frameSize); + phase.resize(frameSize); + prevPhase.resize(frameSize); + prevPhase2.resize(frameSize); // set the window to the specified type - switch (arg_win_type){ - case 0: - set_win_rectangular(); // Rectangular window + switch (windowType){ + case RectangularWindow: + calculateRectangularWindow(); // Rectangular window break; - case 1: - set_win_hanning(); // Hanning Window + case HanningWindow: + calculateHanningWindow(); // Hanning Window break; - case 2: - set_win_hamming(); // Hamming Window + case HammingWindow: + calclulateHammingWindow(); // Hamming Window break; - case 3: - set_win_blackman(); // Blackman Window + case BlackmanWindow: + calculateBlackmanWindow(); // Blackman Window break; - case 4: - set_win_tukey(); // Tukey Window + case TukeyWindow: + calculateTukeyWindow(); // Tukey Window break; default: - set_win_hanning(); // DEFAULT: Hanning Window + calculateHanningWindow(); // DEFAULT: Hanning Window } - - - // initialise previous magnitude spectrum to zero - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { - mag_old[i] = 0.0; - phase_old[i] = 0.0; - phase_old_2[i] = 0.0; + prevMagSpec[i] = 0.0; + prevPhase[i] = 0.0; + prevPhase2[i] = 0.0; frame[i] = 0.0; } - energy_sum_old = 0.0; // initialise previous energy sum value to zero + prevEnergySum = 0.0; // initialise previous energy sum value to zero /* Init fft */ - in = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * framesize); // complex array to hold fft data - out = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * framesize); // complex array to hold fft data - p = fftw_plan_dft_1d(framesize, in, out, FFTW_FORWARD, FFTW_ESTIMATE); // FFT plan initialisation + complexIn = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * frameSize); // complex array to hold fft data + complexOut = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * frameSize); // complex array to hold fft data + p = fftw_plan_dft_1d(frameSize, complexIn, complexOut, FFTW_FORWARD, FFTW_ESTIMATE); // FFT plan initialisation - initialised = 1; + initialised = true; } -//-------------------------------------------------------------------------------------- -// set the detection function type to that specified by the argument -void OnsetDetectionFunction :: set_df_type(int arg_df_type) +//======================================================================= +void OnsetDetectionFunction :: setOnsetDetectionFunctionType(int onsetDetectionFunctionType_) { - df_type = arg_df_type; // set detection function type + onsetDetectionFunctionType = onsetDetectionFunctionType_; // set detection function type } - -//-------------------------------------------------------------------------------------- -// calculates a single detection function sample from a single audio frame. -double OnsetDetectionFunction :: getDFsample(double inputbuffer[]) +//======================================================================= +double OnsetDetectionFunction :: calculateOnsetDetectionFunctionSample(double *buffer) { - double df_sample; + double odfSample; // shift audio samples back in frame by hop size - for (int i = 0; i < (framesize-hopsize);i++) + for (int i = 0; i < (frameSize-hopSize);i++) { - frame[i] = frame[i+hopsize]; + frame[i] = frame[i+hopSize]; } // add new samples to frame from input buffer int j = 0; - for (int i = (framesize-hopsize);i < framesize;i++) + for (int i = (frameSize-hopSize);i < frameSize;i++) { - frame[i] = inputbuffer[j]; + frame[i] = buffer[j]; j++; } - switch (df_type){ - case 0: - df_sample = energy_envelope(); // calculate energy envelope detection function sample - break; - case 1: - df_sample = energy_difference(); // calculate half-wave rectified energy difference detection function sample + switch (onsetDetectionFunctionType){ + case EnergyEnvelope: + { + // calculate energy envelope detection function sample + odfSample = energyEnvelope(); break; - case 2: - df_sample = spectral_difference(); // calculate spectral difference detection function sample + } + case EnergyDifference: + { + // calculate half-wave rectified energy difference detection function sample + odfSample = energyDifference(); break; - case 3: - df_sample = spectral_difference_hwr(); // calculate spectral difference detection function sample (half wave rectified) + } + case SpectralDifference: + { + // calculate spectral difference detection function sample + odfSample = spectralDifference(); break; - case 4: - df_sample = phase_deviation(); // calculate phase deviation detection function sample (half wave rectified) + } + case SpectralDifferenceHWR: + { + // calculate spectral difference detection function sample (half wave rectified) + odfSample = spectralDifferenceHWR(); break; - case 5: - df_sample = complex_spectral_difference(); // calcualte complex spectral difference detection function sample + } + case PhaseDeviation: + { + // calculate phase deviation detection function sample (half wave rectified) + odfSample = phaseDeviation(); break; - case 6: - df_sample = complex_spectral_difference_hwr(); // calcualte complex spectral difference detection function sample (half-wave rectified) + } + case ComplexSpectralDifference: + { + // calcualte complex spectral difference detection function sample + odfSample = complexSpectralDifference(); break; - case 7: - df_sample = high_frequency_content(); // calculate high frequency content detection function sample + } + case ComplexSpectralDifferenceHWR: + { + // calcualte complex spectral difference detection function sample (half-wave rectified) + odfSample = complexSpectralDifferenceHWR(); break; - case 8: - df_sample = high_frequency_spectral_difference(); // calculate high frequency spectral difference detection function sample + } + case HighFrequencyContent: + { + // calculate high frequency content detection function sample + odfSample = highFrequencyContent(); break; - case 9: - df_sample = high_frequency_spectral_difference_hwr(); // calculate high frequency spectral difference detection function (half-wave rectified) + } + case HighFrequencySpectralDifference: + { + // calculate high frequency spectral difference detection function sample + odfSample = highFrequencySpectralDifference(); break; + } + case HighFrequencySpectralDifferenceHWR: + { + // calculate high frequency spectral difference detection function (half-wave rectified) + odfSample = highFrequencySpectralDifferenceHWR(); + break; + } default: - df_sample = 1.0; + { + odfSample = 1.0; + } } - return df_sample; + return odfSample; } -//-------------------------------------------------------------------------------------- -// performs the fft, storing the complex result in 'out' -void OnsetDetectionFunction :: perform_FFT() +//======================================================================= +void OnsetDetectionFunction :: performFFT() { - int fsize2 = (framesize/2); + int fsize2 = (frameSize/2); // window frame and copy to complex array, swapping the first and second half of the signal for (int i = 0;i < fsize2;i++) { - in[i][0] = frame[i+fsize2] * window[i+fsize2]; - in[i][1] = 0.0; - in[i+fsize2][0] = frame[i] * window[i]; - in[i+fsize2][1] = 0.0; + complexIn[i][0] = frame[i+fsize2] * window[i+fsize2]; + complexIn[i][1] = 0.0; + complexIn[i+fsize2][0] = frame[i] * window[i]; + complexIn[i+fsize2][1] = 0.0; } // perform the fft @@ -271,16 +256,15 @@ //////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////// Methods for Detection Functions ///////////////////////////////// -//-------------------------------------------------------------------------------------- -// calculates an energy envelope detection function sample -double OnsetDetectionFunction :: energy_envelope() +//======================================================================= +double OnsetDetectionFunction :: energyEnvelope() { double sum; sum = 0; // initialise sum // sum the squares of the samples - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { sum = sum + (frame[i]*frame[i]); } @@ -288,9 +272,8 @@ return sum; // return sum } -//-------------------------------------------------------------------------------------- -// calculates a half-wave rectified energy difference detection function sample -double OnsetDetectionFunction :: energy_difference() +//======================================================================= +double OnsetDetectionFunction :: energyDifference() { double sum; double sample; @@ -298,14 +281,14 @@ sum = 0; // initialise sum // sum the squares of the samples - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { sum = sum + (frame[i]*frame[i]); } - sample = sum - energy_sum_old; // sample is first order difference in energy + sample = sum - prevEnergySum; // sample is first order difference in energy - energy_sum_old = sum; // store energy value for next calculation + prevEnergySum = sum; // store energy value for next calculation if (sample > 0) { @@ -317,33 +300,32 @@ } } -//-------------------------------------------------------------------------------------- -// calculates a spectral difference detection function sample -double OnsetDetectionFunction :: spectral_difference() +//======================================================================= +double OnsetDetectionFunction :: spectralDifference() { double diff; double sum; // perform the FFT - perform_FFT(); + performFFT(); // compute first (N/2)+1 mag values - for (int i = 0;i < (framesize/2)+1;i++) + for (int i = 0;i < (frameSize/2)+1;i++) { - mag[i] = sqrt(pow(out[i][0],2) + pow(out[i][1],2)); + magSpec[i] = sqrt(pow(complexOut[i][0],2) + pow(complexOut[i][1],2)); } // mag spec symmetric above (N/2)+1 so copy previous values - for (int i = (framesize/2)+1;i < framesize;i++) + for (int i = (frameSize/2)+1;i < frameSize;i++) { - mag[i] = mag[framesize-i]; + magSpec[i] = magSpec[frameSize-i]; } sum = 0; // initialise sum to zero - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { // calculate difference - diff = mag[i] - mag_old[i]; + diff = magSpec[i] - prevMagSpec[i]; // ensure all difference values are positive if (diff < 0) @@ -355,39 +337,38 @@ sum = sum+diff; // store magnitude spectrum bin for next detection function sample calculation - mag_old[i] = mag[i]; + prevMagSpec[i] = magSpec[i]; } return sum; } -//-------------------------------------------------------------------------------------- -// calculates a spectral difference detection function sample -double OnsetDetectionFunction :: spectral_difference_hwr() +//======================================================================= +double OnsetDetectionFunction :: spectralDifferenceHWR() { double diff; double sum; // perform the FFT - perform_FFT(); + performFFT(); // compute first (N/2)+1 mag values - for (int i = 0;i < (framesize/2)+1;i++) + for (int i = 0;i < (frameSize/2)+1;i++) { - mag[i] = sqrt(pow(out[i][0],2) + pow(out[i][1],2)); + magSpec[i] = sqrt(pow(complexOut[i][0],2) + pow(complexOut[i][1],2)); } // mag spec symmetric above (N/2)+1 so copy previous values - for (int i = (framesize/2)+1;i < framesize;i++) + for (int i = (frameSize/2)+1;i < frameSize;i++) { - mag[i] = mag[framesize-i]; + magSpec[i] = magSpec[frameSize-i]; } sum = 0; // initialise sum to zero - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { // calculate difference - diff = mag[i] - mag_old[i]; + diff = magSpec[i] - prevMagSpec[i]; // only add up positive differences if (diff > 0) @@ -399,39 +380,38 @@ // store magnitude spectrum bin for next detection function sample calculation - mag_old[i] = mag[i]; + prevMagSpec[i] = magSpec[i]; } return sum; } -//-------------------------------------------------------------------------------------- -// calculates a phase deviation detection function sample -double OnsetDetectionFunction :: phase_deviation() +//======================================================================= +double OnsetDetectionFunction :: phaseDeviation() { double dev,pdev; double sum; // perform the FFT - perform_FFT(); + performFFT(); sum = 0; // initialise sum to zero // compute phase values from fft output and sum deviations - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { // calculate phase value - phase[i] = atan2(out[i][1],out[i][0]); + phase[i] = atan2(complexOut[i][1],complexOut[i][0]); // calculate magnitude value - mag[i] = sqrt(pow(out[i][0],2) + pow(out[i][1],2)); + magSpec[i] = sqrt(pow(complexOut[i][0],2) + pow(complexOut[i][1],2)); // if bin is not just a low energy bin then examine phase deviation - if (mag[i] > 0.1) + if (magSpec[i] > 0.1) { - dev = phase[i] - (2*phase_old[i]) + phase_old_2[i]; // phase deviation + dev = phase[i] - (2*prevPhase[i]) + prevPhase2[i]; // phase deviation pdev = princarg(dev); // wrap into [-pi,pi] range // make all values positive @@ -445,16 +425,15 @@ } // store values for next calculation - phase_old_2[i] = phase_old[i]; - phase_old[i] = phase[i]; + prevPhase2[i] = prevPhase[i]; + prevPhase[i] = phase[i]; } return sum; } -//-------------------------------------------------------------------------------------- -// calculates a complex spectral difference detection function sample -double OnsetDetectionFunction :: complex_spectral_difference() +//======================================================================= +double OnsetDetectionFunction :: complexSpectralDifference() { double dev,pdev; double sum; @@ -462,32 +441,32 @@ double value; // perform the FFT - perform_FFT(); + performFFT(); sum = 0; // initialise sum to zero // compute phase values from fft output and sum deviations - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { // calculate phase value - phase[i] = atan2(out[i][1],out[i][0]); + phase[i] = atan2(complexOut[i][1],complexOut[i][0]); // calculate magnitude value - mag[i] = sqrt(pow(out[i][0],2) + pow(out[i][1],2)); + magSpec[i] = sqrt(pow(complexOut[i][0],2) + pow(complexOut[i][1],2)); // phase deviation - dev = phase[i] - (2*phase_old[i]) + phase_old_2[i]; + dev = phase[i] - (2*prevPhase[i]) + prevPhase2[i]; // wrap into [-pi,pi] range pdev = princarg(dev); // calculate magnitude difference (real part of Euclidean distance between complex frames) - mag_diff = mag[i] - mag_old[i]; + mag_diff = magSpec[i] - prevMagSpec[i]; // calculate phase difference (imaginary part of Euclidean distance between complex frames) - phase_diff = -mag[i]*sin(pdev); + phase_diff = -magSpec[i]*sin(pdev); @@ -500,17 +479,16 @@ // store values for next calculation - phase_old_2[i] = phase_old[i]; - phase_old[i] = phase[i]; - mag_old[i] = mag[i]; + prevPhase2[i] = prevPhase[i]; + prevPhase[i] = phase[i]; + prevMagSpec[i] = magSpec[i]; } return sum; } -//-------------------------------------------------------------------------------------- -// calculates a complex spectral difference detection function sample (half-wave rectified) -double OnsetDetectionFunction :: complex_spectral_difference_hwr() +//======================================================================= +double OnsetDetectionFunction :: complexSpectralDifferenceHWR() { double dev,pdev; double sum; @@ -518,35 +496,35 @@ double value; // perform the FFT - perform_FFT(); + performFFT(); sum = 0; // initialise sum to zero // compute phase values from fft output and sum deviations - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { // calculate phase value - phase[i] = atan2(out[i][1],out[i][0]); + phase[i] = atan2(complexOut[i][1],complexOut[i][0]); // calculate magnitude value - mag[i] = sqrt(pow(out[i][0],2) + pow(out[i][1],2)); + magSpec[i] = sqrt(pow(complexOut[i][0],2) + pow(complexOut[i][1],2)); // phase deviation - dev = phase[i] - (2*phase_old[i]) + phase_old_2[i]; + dev = phase[i] - (2*prevPhase[i]) + prevPhase2[i]; // wrap into [-pi,pi] range pdev = princarg(dev); // calculate magnitude difference (real part of Euclidean distance between complex frames) - mag_diff = mag[i] - mag_old[i]; + mag_diff = magSpec[i] - prevMagSpec[i]; // if we have a positive change in magnitude, then include in sum, otherwise ignore (half-wave rectification) if (mag_diff > 0) { // calculate phase difference (imaginary part of Euclidean distance between complex frames) - phase_diff = -mag[i]*sin(pdev); + phase_diff = -magSpec[i]*sin(pdev); // square real and imaginary parts, sum and take square root value = sqrt(pow(mag_diff,2) + pow(phase_diff,2)); @@ -556,63 +534,60 @@ } // store values for next calculation - phase_old_2[i] = phase_old[i]; - phase_old[i] = phase[i]; - mag_old[i] = mag[i]; + prevPhase2[i] = prevPhase[i]; + prevPhase[i] = phase[i]; + prevMagSpec[i] = magSpec[i]; } return sum; } -//-------------------------------------------------------------------------------------- -// calculates a high frequency content detection function sample -double OnsetDetectionFunction :: high_frequency_content() +//======================================================================= +double OnsetDetectionFunction :: highFrequencyContent() +{ + double sum; + + // perform the FFT + performFFT(); + + sum = 0; // initialise sum to zero + + // compute phase values from fft output and sum deviations + for (int i = 0;i < frameSize;i++) + { + // calculate magnitude value + magSpec[i] = sqrt(pow(complexOut[i][0],2) + pow(complexOut[i][1],2)); + + + sum = sum + (magSpec[i]*((double) (i+1))); + + // store values for next calculation + prevMagSpec[i] = magSpec[i]; + } + + return sum; +} + +//======================================================================= +double OnsetDetectionFunction :: highFrequencySpectralDifference() { double sum; double mag_diff; // perform the FFT - perform_FFT(); + performFFT(); sum = 0; // initialise sum to zero // compute phase values from fft output and sum deviations - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { // calculate magnitude value - mag[i] = sqrt(pow(out[i][0],2) + pow(out[i][1],2)); - - - sum = sum + (mag[i]*((double) (i+1))); - - // store values for next calculation - mag_old[i] = mag[i]; - } - - return sum; -} - -//-------------------------------------------------------------------------------------- -// calculates a high frequency spectral difference detection function sample -double OnsetDetectionFunction :: high_frequency_spectral_difference() -{ - double sum; - double mag_diff; - - // perform the FFT - perform_FFT(); - - sum = 0; // initialise sum to zero - - // compute phase values from fft output and sum deviations - for (int i = 0;i < framesize;i++) - { - // calculate magnitude value - mag[i] = sqrt(pow(out[i][0],2) + pow(out[i][1],2)); + magSpec[i] = sqrt(pow(complexOut[i][0],2) + pow(complexOut[i][1],2)); // calculate difference - mag_diff = mag[i] - mag_old[i]; + mag_diff = magSpec[i] - prevMagSpec[i]; if (mag_diff < 0) { @@ -622,32 +597,31 @@ sum = sum + (mag_diff*((double) (i+1))); // store values for next calculation - mag_old[i] = mag[i]; + prevMagSpec[i] = magSpec[i]; } return sum; } -//-------------------------------------------------------------------------------------- -// calculates a high frequency spectral difference detection function sample (half-wave rectified) -double OnsetDetectionFunction :: high_frequency_spectral_difference_hwr() +//======================================================================= +double OnsetDetectionFunction :: highFrequencySpectralDifferenceHWR() { double sum; double mag_diff; // perform the FFT - perform_FFT(); + performFFT(); sum = 0; // initialise sum to zero // compute phase values from fft output and sum deviations - for (int i = 0;i < framesize;i++) + for (int i = 0;i < frameSize;i++) { // calculate magnitude value - mag[i] = sqrt(pow(out[i][0],2) + pow(out[i][1],2)); + magSpec[i] = sqrt(pow(complexOut[i][0],2) + pow(complexOut[i][1],2)); // calculate difference - mag_diff = mag[i] - mag_old[i]; + mag_diff = magSpec[i] - prevMagSpec[i]; if (mag_diff > 0) { @@ -655,7 +629,7 @@ } // store values for next calculation - mag_old[i] = mag[i]; + prevMagSpec[i] = magSpec[i]; } return sum; @@ -666,76 +640,70 @@ //////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////// Methods to Calculate Windows //////////////////////////////////// -//-------------------------------------------------------------------------------------- -// HANNING: set the window in the buffer 'window' to a Hanning window -void OnsetDetectionFunction :: set_win_hanning() +//======================================================================= +void OnsetDetectionFunction :: calculateHanningWindow() { double N; // variable to store framesize minus 1 - N = (double) (framesize-1); // framesize minus 1 + N = (double) (frameSize-1); // framesize minus 1 // Hanning window calculation - for (int n = 0;n < framesize;n++) + for (int n = 0;n < frameSize;n++) { window[n] = 0.5*(1-cos(2*pi*(n/N))); } } -//-------------------------------------------------------------------------------------- -// HAMMING: set the window in the buffer 'window' to a Hanning window -void OnsetDetectionFunction :: set_win_hamming() +//======================================================================= +void OnsetDetectionFunction :: calclulateHammingWindow() { double N; // variable to store framesize minus 1 double n_val; // double version of index 'n' - N = (double) (framesize-1); // framesize minus 1 + N = (double) (frameSize-1); // framesize minus 1 n_val = 0; // Hamming window calculation - for (int n = 0;n < framesize;n++) + for (int n = 0;n < frameSize;n++) { window[n] = 0.54 - (0.46*cos(2*pi*(n_val/N))); n_val = n_val+1; } } -//-------------------------------------------------------------------------------------- -// BLACKMAN: set the window in the buffer 'window' to a Blackman window -void OnsetDetectionFunction :: set_win_blackman() +//======================================================================= +void OnsetDetectionFunction :: calculateBlackmanWindow() { double N; // variable to store framesize minus 1 double n_val; // double version of index 'n' - N = (double) (framesize-1); // framesize minus 1 + N = (double) (frameSize-1); // framesize minus 1 n_val = 0; // Blackman window calculation - for (int n = 0;n < framesize;n++) + for (int n = 0;n < frameSize;n++) { window[n] = 0.42 - (0.5*cos(2*pi*(n_val/N))) + (0.08*cos(4*pi*(n_val/N))); n_val = n_val+1; } } -//-------------------------------------------------------------------------------------- -// TUKEY: set the window in the buffer 'window' to a Tukey window -void OnsetDetectionFunction :: set_win_tukey() +//======================================================================= +void OnsetDetectionFunction :: calculateTukeyWindow() { double N; // variable to store framesize minus 1 double n_val; // double version of index 'n' double alpha; // alpha [default value = 0.5]; - int lim1,lim2; - alpha = 0.5; - N = (double) (framesize-1); // framesize minus 1 + N = (double) (frameSize-1); // framesize minus 1 // Tukey window calculation - n_val = (double) (-1*((framesize/2)))+1; + n_val = (double) (-1*((frameSize/2)))+1; - for (int n = 0;n < framesize;n++) // left taper + for (int n = 0;n < frameSize;n++) // left taper { if ((n_val >= 0) && (n_val <= (alpha*(N/2)))) { @@ -755,12 +723,11 @@ } -//-------------------------------------------------------------------------------------- -// RECTANGULAR: set the window in the buffer 'window' to a Rectangular window -void OnsetDetectionFunction :: set_win_rectangular() +//======================================================================= +void OnsetDetectionFunction :: calculateRectangularWindow() { // Rectangular window calculation - for (int n = 0;n < framesize;n++) + for (int n = 0;n < frameSize;n++) { window[n] = 1.0; } @@ -772,23 +739,22 @@ //////////////////////////////////////////////////////////////////////////////////////////////// ///////////////////////////////// Other Handy Methods ////////////////////////////////////////// -//-------------------------------------------------------------------------------------- -// set phase values to the range [-pi,pi] -double OnsetDetectionFunction :: princarg(double phaseval) +//======================================================================= +double OnsetDetectionFunction :: princarg(double phaseVal) { // if phase value is less than or equal to -pi then add 2*pi - while (phaseval <= (-pi)) + while (phaseVal <= (-pi)) { - phaseval = phaseval + (2*pi); + phaseVal = phaseVal + (2*pi); } // if phase value is larger than pi, then subtract 2*pi - while (phaseval > pi) + while (phaseVal > pi) { - phaseval = phaseval - (2*pi); + phaseVal = phaseVal - (2*pi); } - return phaseval; + return phaseVal; }
--- a/src/OnsetDetectionFunction.h Tue Jan 21 01:45:36 2014 +0000 +++ b/src/OnsetDetectionFunction.h Tue Jul 08 12:32:27 2014 +0100 @@ -19,72 +19,174 @@ */ //======================================================================= -#ifndef __RTONSETDF_H -#define __RTONSETDF_H +#ifndef __ONSETDETECTIONFUNCTION_H +#define __ONSETDETECTIONFUNCTION_H #include "fftw3.h" +#include <vector> +//======================================================================= +/** The type of onset detection function to calculate */ +enum OnsetDetectionFunctionType +{ + EnergyEnvelope, + EnergyDifference, + SpectralDifference, + SpectralDifferenceHWR, + PhaseDeviation, + ComplexSpectralDifference, + ComplexSpectralDifferenceHWR, + HighFrequencyContent, + HighFrequencySpectralDifference, + HighFrequencySpectralDifferenceHWR +}; + +//======================================================================= +/** The type of window to use when calculating onset detection function samples */ +enum WindowType +{ + RectangularWindow, + HanningWindow, + HammingWindow, + BlackmanWindow, + TukeyWindow +}; + +//======================================================================= +/** A class for calculating onset detection functions. */ class OnsetDetectionFunction { public: - OnsetDetectionFunction(); // Constructor - OnsetDetectionFunction(int arg_hsize,int arg_fsize,int arg_df_type,int arg_win_type); // Constructor (with arguments) - ~OnsetDetectionFunction(); // Destructor - void initialise(int arg_hsize,int arg_fsize,int arg_df_type,int arg_win_type); // Initialisation Function + + /** Constructor that defaults the onset detection function type to ComplexSpectralDifferenceHWR + * and the window type to HanningWindow + * @param hopSize_ the hop size in audio samples + * @param frameSize_ the frame size in audio samples + */ + OnsetDetectionFunction(int hopSize_,int frameSize_); + + + /** Constructor + * @param hopSize_ the hop size in audio samples + * @param frameSize_ the frame size in audio samples + * @param onsetDetectionFunctionType_ the type of onset detection function to use - (see OnsetDetectionFunctionType) + * @param windowType the type of window to use (see WindowType) + */ + OnsetDetectionFunction(int hopSize_,int frameSize_,int onsetDetectionFunctionType_,int windowType_); + + /** Destructor */ + ~OnsetDetectionFunction(); + + /** Initialisation function for only updating hop size and frame size (and not window type + * or onset detection function type + * @param hopSize_ the hop size in audio samples + * @param frameSize_ the frame size in audio samples + */ + void initialise(int hopSize_,int frameSize_); + + /** Initialisation Function + * @param hopSize_ the hop size in audio samples + * @param frameSize_ the frame size in audio samples + * @param onsetDetectionFunctionType_ the type of onset detection function to use - (see OnsetDetectionFunctionType) + * @param windowType the type of window to use (see WindowType) + */ + void initialise(int hopSize_,int frameSize_,int onsetDetectionFunctionType_,int windowType_); - double getDFsample(double inputbuffer[]); // process input buffer and calculate detection function sample - void set_df_type(int arg_df_type); // set the detection function type + /** Process input frame and calculate detection function sample + * @param buffer a pointer to an array containing the audio samples to be processed + * @returns the onset detection function sample + */ + double calculateOnsetDetectionFunctionSample(double *buffer); + + /** Set the detection function type + * @param onsetDetectionFunctionType_ the type of onset detection function to use - (see OnsetDetectionFunctionType) + */ + void setOnsetDetectionFunctionType(int onsetDetectionFunctionType_); private: - void perform_FFT(); // perform the FFT on the data in 'frame' + /** Perform the FFT on the data in 'frame' */ + void performFFT(); - double energy_envelope(); // calculate energy envelope detection function sample - double energy_difference(); // calculate energy difference detection function sample - double spectral_difference(); // calculate spectral difference detection function sample - double spectral_difference_hwr(); // calculate spectral difference (half wave rectified) detection function sample - double phase_deviation(); // calculate phase deviation detection function sample - double complex_spectral_difference(); // calculate complex spectral difference detection function sample - double complex_spectral_difference_hwr(); // calculate complex spectral difference detection function sample (half-wave rectified) - double high_frequency_content(); // calculate high frequency content detection function sample - double high_frequency_spectral_difference(); // calculate high frequency spectral difference detection function sample - double high_frequency_spectral_difference_hwr(); // calculate high frequency spectral difference detection function sample (half-wave rectified) + //======================================================================= + /** Calculate energy envelope detection function sample */ + double energyEnvelope(); + + /** Calculate energy difference detection function sample */ + double energyDifference(); + + /** Calculate spectral difference detection function sample */ + double spectralDifference(); + + /** Calculate spectral difference (half wave rectified) detection function sample */ + double spectralDifferenceHWR(); + + /** Calculate phase deviation detection function sample */ + double phaseDeviation(); + + /** Calculate complex spectral difference detection function sample */ + double complexSpectralDifference(); + + /** Calculate complex spectral difference detection function sample (half-wave rectified) */ + double complexSpectralDifferenceHWR(); + + /** Calculate high frequency content detection function sample */ + double highFrequencyContent(); + + /** Calculate high frequency spectral difference detection function sample */ + double highFrequencySpectralDifference(); + + /** Calculate high frequency spectral difference detection function sample (half-wave rectified) */ + double highFrequencySpectralDifferenceHWR(); - void set_win_rectangular(); // calculate a Rectangular window - void set_win_hanning(); // calculate a Hanning window - void set_win_hamming(); // calculate a Hamming window - void set_win_blackman(); // calculate a Blackman window - void set_win_tukey(); // calculate a Tukey window + //======================================================================= + /** Calculate a Rectangular window */ + void calculateRectangularWindow(); + + /** Calculate a Hanning window */ + void calculateHanningWindow(); + + /** Calculate a Hamming window */ + void calclulateHammingWindow(); + + /** Calculate a Blackman window */ + void calculateBlackmanWindow(); + + /** Calculate a Tukey window */ + void calculateTukeyWindow(); + //======================================================================= + /** Set phase values between [-pi, pi] + * @param phaseVal the phase value to process + * @returns the wrapped phase value + */ + double princarg(double phaseVal); - double princarg(double phaseval); // set phase values between [-pi, pi] + double pi; /**< pi, the constant */ - double pi; // pi, the constant + int frameSize; /**< audio framesize */ + int hopSize; /**< audio hopsize */ + int onsetDetectionFunctionType; /**< type of detection function */ + int windowType; /**< type of window used in calculations */ - int framesize; // audio framesize - int hopsize; // audio hopsize - int df_type; // type of detection function + fftw_plan p; /**< fftw plan */ + fftw_complex *complexIn; /**< to hold complex fft values for input */ + fftw_complex *complexOut; /**< to hold complex fft values for output */ - fftw_plan p; // create fft plan - fftw_complex *in; // to hold complex fft values for input - fftw_complex *out; // to hold complex fft values for output + bool initialised; /**< flag indicating whether buffers and FFT plans are initialised */ + + std::vector<double> frame; /**< audio frame */ + std::vector<double> window; /**< window */ - int initialised; // flag indicating whether buffers and FFT plans have been initialised + double prevEnergySum; /**< to hold the previous energy sum value */ - - double *frame; // audio frame - double *window; // window - double *wframe; // windowed frame + std::vector<double> magSpec; /**< magnitude spectrum */ + std::vector<double> prevMagSpec; /**< previous magnitude spectrum */ - double energy_sum_old; // to hold the previous energy sum value - - double *mag; // magnitude spectrum - double *mag_old; // previous magnitude spectrum - - double *phase; // FFT phase values - double *phase_old; // previous phase values - double *phase_old_2; // second order previous phase values + std::vector<double> phase; /**< FFT phase values */ + std::vector<double> prevPhase; /**< previous phase values */ + std::vector<double> prevPhase2; /**< second order previous phase values */ };
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/unit-tests/BTrack Tests/BTrack_Tests.1 Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,79 @@ +.\"Modified from man(1) of FreeBSD, the NetBSD mdoc.template, and mdoc.samples. +.\"See Also: +.\"man mdoc.samples for a complete listing of options +.\"man mdoc for the short list of editing options +.\"/usr/share/misc/mdoc.template +.Dd 21/01/2014 \" DATE +.Dt BTrack Tests 1 \" Program name and manual section number +.Os Darwin +.Sh NAME \" Section Header - required - don't modify +.Nm BTrack Tests, +.\" The following lines are read in generating the apropos(man -k) database. Use only key +.\" words here as the database is built based on the words here and in the .ND line. +.Nm Other_name_for_same_program(), +.Nm Yet another name for the same program. +.\" Use .Nm macro to designate other names for the documented program. +.Nd This line parsed for whatis database. +.Sh SYNOPSIS \" Section Header - required - don't modify +.Nm +.Op Fl abcd \" [-abcd] +.Op Fl a Ar path \" [-a path] +.Op Ar file \" [file] +.Op Ar \" [file ...] +.Ar arg0 \" Underlined argument - use .Ar anywhere to underline +arg2 ... \" Arguments +.Sh DESCRIPTION \" Section Header - required - don't modify +Use the .Nm macro to refer to your program throughout the man page like such: +.Nm +Underlining is accomplished with the .Ar macro like this: +.Ar underlined text . +.Pp \" Inserts a space +A list of items with descriptions: +.Bl -tag -width -indent \" Begins a tagged list +.It item a \" Each item preceded by .It macro +Description of item a +.It item b +Description of item b +.El \" Ends the list +.Pp +A list of flags and their descriptions: +.Bl -tag -width -indent \" Differs from above in tag removed +.It Fl a \"-a flag as a list item +Description of -a flag +.It Fl b +Description of -b flag +.El \" Ends the list +.Pp +.\" .Sh ENVIRONMENT \" May not be needed +.\" .Bl -tag -width "ENV_VAR_1" -indent \" ENV_VAR_1 is width of the string ENV_VAR_1 +.\" .It Ev ENV_VAR_1 +.\" Description of ENV_VAR_1 +.\" .It Ev ENV_VAR_2 +.\" Description of ENV_VAR_2 +.\" .El +.Sh FILES \" File used or created by the topic of the man page +.Bl -tag -width "/Users/joeuser/Library/really_long_file_name" -compact +.It Pa /usr/share/file_name +FILE_1 description +.It Pa /Users/joeuser/Library/really_long_file_name +FILE_2 description +.El \" Ends the list +.\" .Sh DIAGNOSTICS \" May not be needed +.\" .Bl -diag +.\" .It Diagnostic Tag +.\" Diagnostic informtion here. +.\" .It Diagnostic Tag +.\" Diagnostic informtion here. +.\" .El +.Sh SEE ALSO +.\" List links in ascending order by section, alphabetically within a section. +.\" Please do not reference files that do not exist without filing a bug report +.Xr a 1 , +.Xr b 1 , +.Xr c 1 , +.Xr a 2 , +.Xr b 2 , +.Xr a 3 , +.Xr b 3 +.\" .Sh BUGS \" Document known, unremedied bugs +.\" .Sh HISTORY \" Document history if command behaves in a unique manner \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/unit-tests/BTrack Tests/main.cpp Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,3 @@ +#define BOOST_TEST_DYN_LINK +#define BOOST_TEST_MODULE BTrackTests +#include <boost/test/unit_test.hpp> \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/unit-tests/BTrack Tests/tests/Test_BTrack.cpp Tue Jul 08 12:32:27 2014 +0100 @@ -0,0 +1,254 @@ +#ifndef BTRACK_TESTS +#define BTRACK_TESTS + +#define BOOST_TEST_DYN_LINK +#include <boost/test/unit_test.hpp> + +#include <iostream> +#include "../../../src/BTrack.h" + +//====================================================================== +//==================== CHECKING INITIALISATION ========================= +//====================================================================== +BOOST_AUTO_TEST_SUITE(checkingInitialisation) + +//====================================================================== +BOOST_AUTO_TEST_CASE(constructorWithNoArguments) +{ + BTrack b; + + BOOST_CHECK_EQUAL(b.getHopSize(), 512); +} + +//====================================================================== +BOOST_AUTO_TEST_CASE(constructorWithHopSize) +{ + BTrack b(1024); + + BOOST_CHECK_EQUAL(b.getHopSize(), 1024); +} + +//====================================================================== +BOOST_AUTO_TEST_CASE(constructorWithHopSizeAndFrameSize) +{ + BTrack b(256,512); + + BOOST_CHECK_EQUAL(b.getHopSize(), 256); +} + +BOOST_AUTO_TEST_SUITE_END() +//====================================================================== +//====================================================================== + + +//====================================================================== +//=================== PROCESSING SIMPLE VALUES ========================= +//====================================================================== +BOOST_AUTO_TEST_SUITE(processingSimpleValues) + +//====================================================================== +BOOST_AUTO_TEST_CASE(processZeroValuedOnsetDetectionFunctionSamples) +{ + BTrack b(512); + + long numSamples = 20000; + + std::vector<double> odfSamples; + + int maxInterval = 0; + int currentInterval = 0; + int numBeats = 0; + + for (int i = 0;i < numSamples;i++) + { + b.processOnsetDetectionFunctionSample(0.0); + + currentInterval++; + + if (b.beatDueInCurrentFrame()) + { + numBeats++; + + if (currentInterval > maxInterval) + { + maxInterval = currentInterval; + } + + currentInterval = 0; + } + } + + // check that the maximum interval between beats does not + // exceed 100 onset detection function samples (~ 1.3 seconds) + BOOST_CHECK(maxInterval < 100); + + // check that we have at least a beat for every 100 samples + BOOST_CHECK(numBeats > (numSamples/100)); + +} + +//====================================================================== +BOOST_AUTO_TEST_CASE(processRandomOnsetDetectionFunctionSamples) +{ + BTrack b(512); + + long numSamples = 20000; + + std::vector<double> odfSamples; + + int maxInterval = 0; + int currentInterval = 0; + int numBeats = 0; + + for (int i = 0;i < numSamples;i++) + { + odfSamples.push_back(random() % 1000); + } + + for (int i = 0;i < numSamples;i++) + { + b.processOnsetDetectionFunctionSample(odfSamples[i]); + + currentInterval++; + + if (b.beatDueInCurrentFrame()) + { + numBeats++; + + if (currentInterval > maxInterval) + { + maxInterval = currentInterval; + } + + currentInterval = 0; + } + } + + // check that the maximum interval between beats does not + // exceed 100 onset detection function samples (~ 1.3 seconds) + BOOST_CHECK(maxInterval < 100); + + // check that we have at least a beat for every 100 samples + BOOST_CHECK(numBeats > (numSamples/100)); + +} + +//====================================================================== +BOOST_AUTO_TEST_CASE(processNegativeOnsetDetectionFunctionSamples) +{ + BTrack b(512); + + long numSamples = 20000; + + std::vector<double> odfSamples; + + int maxInterval = 0; + int currentInterval = 0; + int numBeats = 0; + + for (int i = 0;i < numSamples;i++) + { + odfSamples.push_back(-1.0*(random() % 1000)); + } + + for (int i = 0;i < numSamples;i++) + { + b.processOnsetDetectionFunctionSample(odfSamples[i]); + + currentInterval++; + + if (b.beatDueInCurrentFrame()) + { + numBeats++; + + if (currentInterval > maxInterval) + { + maxInterval = currentInterval; + } + + currentInterval = 0; + } + } + + // check that the maximum interval between beats does not + // exceed 100 onset detection function samples (~ 1.3 seconds) + BOOST_CHECK(maxInterval < 100); + + // check that we have at least a beat for every 100 samples + BOOST_CHECK(numBeats > (numSamples/100)); + +} + +//====================================================================== +BOOST_AUTO_TEST_CASE(processSeriesOfDeltaFunctions) +{ + BTrack b(512); + + long numSamples = 20000; + int beatPeriod = 43; + + std::vector<double> odfSamples; + + int maxInterval = 0; + int currentInterval = 0; + int numBeats = 0; + int correct = 0; + + for (int i = 0;i < numSamples;i++) + { + if (i % beatPeriod == 0) + { + odfSamples.push_back(1000); + } + else + { + odfSamples.push_back(0.0); + } + } + + for (int i = 0;i < numSamples;i++) + { + b.processOnsetDetectionFunctionSample(odfSamples[i]); + + currentInterval++; + + if (b.beatDueInCurrentFrame()) + { + numBeats++; + + if (currentInterval > maxInterval) + { + maxInterval = currentInterval; + } + + if (currentInterval == beatPeriod) + { + correct++; + } + + currentInterval = 0; + } + } + + // check that the maximum interval between beats does not + // exceed 100 onset detection function samples (~ 1.3 seconds) + BOOST_CHECK(maxInterval < 100); + + // check that we have at least a beat for every 100 samples + BOOST_CHECK(numBeats > (numSamples/100)); + + // check that the number of correct beats is larger than 99% + // of the total number of beats + BOOST_CHECK(((double)correct) > (((double)numBeats)*0.99)); +} + + +BOOST_AUTO_TEST_SUITE_END() +//====================================================================== +//====================================================================== + + + + + +#endif