Mercurial > hg > btrack
changeset 83:3b69082715ea
Merge branch 'release/1.0.2'
| author | Adam Stark <adamstark.uk@gmail.com> |
|---|---|
| date | Tue, 25 Nov 2014 23:00:13 +0000 |
| parents | 73855a26a0e0 (current diff) 2d8cf2878483 (diff) |
| children | 496d12635af8 |
| files | README.md |
| diffstat | 10 files changed, 3489 insertions(+), 8 deletions(-) [+] |
line wrap: on
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--- a/.gitignore Fri Nov 21 13:27:24 2014 +0000 +++ b/.gitignore Tue Nov 25 23:00:13 2014 +0000 @@ -6,4 +6,6 @@ *.o *.dylib -*.xcworkspace \ No newline at end of file +*.xcworkspace + +modules-and-plug-ins/max-external/build \ No newline at end of file
--- a/README.md Fri Nov 21 13:27:24 2014 +0000 +++ b/README.md Tue Nov 25 23:00:13 2014 +0000 @@ -1,7 +1,7 @@ BTrack - A Real-Time Beat Tracker ================================= -** Version 1.0.1 ** +** Version 1.0.2 ** *by Adam Stark, Matthew Davies and Mark Plumbley.* @@ -17,11 +17,17 @@ * Real-Time Beat-Synchronous Analysis of Musical Audio, A. M. Stark, M. E. P. Davies and M. D. Plumbley. In Proceedings of the 12th International Conference on Digital Audio Effects (DAFx-09), Como, Italy, September 1-4, 2009. +BTrack is made available under the GNU General Public License, version 3. Please see the included LICENSE.txt for more details. Versions -------- -==== 1.0.1 ==== (24th November 2014) +==== 1.0.2 ==== (25th November 2014) + +* Added updated Max external project and associated files +* Fixed a couple of bugs + +==== 1.0.1 ==== (21st November 2014) * Moved to git & updated README * No implementation changes @@ -36,11 +42,6 @@ -License -------- - -BTrack is made available under the GNU General Public License, version 3. Please see the included LICENSE.txt for more details. - Usage - C++ ----------- @@ -101,6 +102,14 @@ // do something on the beat } +Requirements +------------ + +To compile BTrack, you will require the following libraries: + +* FFTW +* libsamplerate + License -------
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/max-external/Info.plist Tue Nov 25 23:00:13 2014 +0000 @@ -0,0 +1,32 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> +<plist version="1.0"> +<dict> + <key>CFBundleDevelopmentRegion</key> + <string>English</string> + <key>CFBundleExecutable</key> + <string>${PRODUCT_NAME}</string> + <key>CFBundleIconFile</key> + <string></string> + <key>CFBundleIdentifier</key> + <string>com.cycling74.${PRODUCT_NAME:rfc1034identifier}</string> + <key>CFBundleInfoDictionaryVersion</key> + <string>${PRODUCT_VERSION}</string> + <key>CFBundlePackageType</key> + <string>iLaX</string> + <key>CFBundleSignature</key> + <string>max2</string> + <key>CFBundleVersion</key> + <string>1.0</string> + + <key>CFBundleVersion</key> + <string>${PRODUCT_VERSION}</string> + <key>CFBundleShortVersionString</key> + <string>${PRODUCT_VERSION}</string> + <key>CFBundleLongVersionString</key> + <string>${PRODUCT_NAME} ${PRODUCT_VERSION}, Copyright 2013 Cycling '74</string> + + <key>CSResourcesFileMapped</key> + <true/> +</dict> +</plist>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/max-external/README.md Tue Nov 25 23:00:13 2014 +0000 @@ -0,0 +1,43 @@ +BTrack Max External: btrack~ +============================ + + +Build Instructions +------------------ + +Edit the file maxmspsdk.xcconfig in this directory, setting the path to the c74support folder in your version of the Max SDK: + + + C74SUPPORT = $(SRCROOT)/../../../SDKs/MaxSDK-6.1.4/c74support/ + + +Also, to compile BTrack, you will require the following libraries: + +* FFTW +* libsamplerate + +Documentation +------------- + +Please see the following two files for examples of how to use BTrack in Max: + +* btrack~.maxhelp +* Beat Tracking Example.maxpat + +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/modules-and-plug-ins/max-external/btrack~.cpp Tue Nov 25 23:00:13 2014 +0000 @@ -0,0 +1,383 @@ +//=========================================================================== +/** @file btrack~.cpp + * @brief The btrack~ Max external + * @author Adam Stark + * @copyright Copyright (C) 2008-2014 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/>. + */ +//=========================================================================== + +//=========================================================================== +#include "ext.h" // standard Max include, always required (except in Jitter) +#include "ext_obex.h" // required for "new" style objects +#include "z_dsp.h" // required for MSP objects + +//=========================================================================== +// BTrack includes +#include "../../src/BTrack.h" +#include "../../src/OnsetDetectionFunction.h" + +//=========================================================================== +// struct to represent the object's state +typedef struct _btrack { + + // The object itself (t_pxobject in MSP instead of t_object) + t_pxobject ob; + + // An instance of the BTrack beat tracker + BTrack *b; + + // Indicates whether the beat tracker should output beats + bool should_output_beats; + + // the time of the last bang received in milliseconds + long time_of_last_bang_ms; + + // a count in counter + long count_in; + + // the recent tempi observed during count ins + double count_in_tempi[3]; + + // An outlet for beats + void *beat_outlet; + + // An outlet for tempo estimates + void *tempo_outlet; + +} t_btrack; + + +//=========================================================================== +// method prototypes +void *btrack_new(t_symbol *s, long argc, t_atom *argv); +void btrack_free(t_btrack *x); +void btrack_assist(t_btrack *x, void *b, long m, long a, char *s); +void btrack_float(t_btrack *x, double f); +void btrack_dsp(t_btrack *x, t_signal **sp, short *count); +void btrack_dsp64(t_btrack *x, t_object *dsp64, short *count, double samplerate, long maxvectorsize, long flags); +t_int *btrack_perform(t_int *w); +void btrack_perform64(t_btrack *x, t_object *dsp64, double **ins, long numins, double **outs, long numouts, long sampleframes, long flags, void *userparam); + +//=========================================================================== +void btrack_process(t_btrack *x,double* audioFrame); + +void btrack_on(t_btrack *x); +void btrack_off(t_btrack *x); + +void btrack_fixtempo(t_btrack *x, double f); +void btrack_unfixtempo(t_btrack *x); + +void btrack_bang(t_btrack *x); +void btrack_countin(t_btrack *x); + +void outlet_beat(t_btrack *x, t_symbol *s, long argc, t_atom *argv); + +// global class pointer variable +static t_class *btrack_class = NULL; + + + + +//=========================================================================== +int C74_EXPORT main(void) +{ + //-------------------------------------------------------------- + t_class *c = class_new("btrack~", (method)btrack_new, (method)btrack_free, (long)sizeof(t_btrack), 0L, A_GIMME, 0); + + //-------------------------------------------------------------- + class_addmethod(c, (method)btrack_float, "float", A_FLOAT, 0); + class_addmethod(c, (method)btrack_dsp, "dsp", A_CANT, 0); // Old 32-bit MSP dsp chain compilation for Max 5 and earlier + class_addmethod(c, (method)btrack_dsp64, "dsp64", A_CANT, 0); // New 64-bit MSP dsp chain compilation for Max 6 + class_addmethod(c, (method)btrack_assist, "assist", A_CANT, 0); + + //-------------------------------------------------------------- + class_addmethod(c, (method)btrack_on, "on", 0); + class_addmethod(c, (method)btrack_off, "off", 0); + + //-------------------------------------------------------------- + class_addmethod(c, (method)btrack_fixtempo, "fixtempo", A_FLOAT, 0); + class_addmethod(c, (method)btrack_unfixtempo, "unfixtempo", 0); + + //-------------------------------------------------------------- + class_addmethod(c, (method)btrack_bang, "bang", 0); + class_addmethod(c, (method)btrack_countin, "countin", 0); + + //-------------------------------------------------------------- + class_dspinit(c); + class_register(CLASS_BOX, c); + btrack_class = c; + + return 0; +} + +//=========================================================================== +void *btrack_new(t_symbol *s, long argc, t_atom *argv) +{ + t_btrack *x = (t_btrack *)object_alloc(btrack_class); + + if (x) { + dsp_setup((t_pxobject *)x, 1); // MSP inlets: arg is # of inlets and is REQUIRED! + // use 0 if you don't need inlets + + // create detection function and beat tracking objects + x->b = new BTrack(); + + // create outlets for bpm and beats + x->tempo_outlet = floatout(x); + x->beat_outlet = bangout(x); + + // initialise variables + x->should_output_beats = true; + x->time_of_last_bang_ms = 0; + x->count_in = 4; + x->count_in_tempi[0] = 120; + x->count_in_tempi[1] = 120; + x->count_in_tempi[2] = 120; + + } + return (x); +} + + +//=========================================================================== +void btrack_free(t_btrack *x) +{ + // delete the beat tracker + delete x->b; + x->b = NULL; + + // call the dsp free function on our object + dsp_free((t_pxobject *)x); +} + + +//=========================================================================== +void btrack_assist(t_btrack *x, void *b, long m, long a, char *s) +{ + if (m == ASSIST_INLET) { //inlet + if (a == 0) + { + sprintf(s, "(signal) Audio In"); + } + } + else { // outlet + if (a == 0) + { + sprintf(s, "Beats Out"); + } + if (a == 1) + { + sprintf(s, "Tempo (bpm)"); + } + + } +} + + +//=========================================================================== +void btrack_float(t_btrack *x, double f) +{ + + +} + +//=========================================================================== +// this function is called when the DAC is enabled, and "registers" a function for the signal chain in Max 5 and earlier. +// In this case we register the 32-bit, "btrack_perform" method. +void btrack_dsp(t_btrack *x, t_signal **sp, short *count) +{ + // get hop size and frame size + int hopSize = (int) sp[0]->s_n; + int frameSize = hopSize*2; + + // initialise the beat tracker + x->b->updateHopAndFrameSize(hopSize, frameSize); + + // set up dsp + dsp_add(btrack_perform, 3, x, sp[0]->s_vec, sp[0]->s_n); +} + + +//=========================================================================== +// this is the Max 6 version of the dsp method -- it registers a function for the signal chain in Max 6, +// which operates on 64-bit audio signals. +void btrack_dsp64(t_btrack *x, t_object *dsp64, short *count, double samplerate, long maxvectorsize, long flags) +{ + // get hop size and frame size + int hopSize = (int) maxvectorsize; + int frameSize = hopSize*2; + + // initialise the beat tracker + x->b->updateHopAndFrameSize(hopSize, frameSize); + + // set up dsp + object_method(dsp64, gensym("dsp_add64"), x, btrack_perform64, 0, NULL); +} + + +//=========================================================================== +// this is the 32-bit perform method for Max 5 and earlier +t_int *btrack_perform(t_int *w) +{ + t_btrack *x = (t_btrack *)(w[1]); + t_float *inL = (t_float *)(w[2]); + int n = (int)w[3]; + + double audioFrame[n]; + + for (int i = 0;i < n;i++) + { + audioFrame[i] = (double) inL[i]; + } + + btrack_process(x,audioFrame); + + // you have to return the NEXT pointer in the array OR MAX WILL CRASH + return w + 4; +} + +//=========================================================================== +// this is 64-bit perform method for Max 6 +void btrack_perform64(t_btrack *x, t_object *dsp64, double **ins, long numins, double **outs, long numouts, long sampleframes, long flags, void *userparam) +{ + t_double *inL = ins[0]; // we get audio for each inlet of the object from the **ins argument + int n = sampleframes; + + double audioFrame[n]; + + for (int i = 0;i < n;i++) + { + audioFrame[i] = (double) inL[i]; + } + + btrack_process(x,audioFrame); +} + +//=========================================================================== +void btrack_process(t_btrack *x,double* audioFrame) +{ + // process the audio frame + x->b->processAudioFrame(audioFrame); + + + // if there is a beat in this frame + if (x->b->beatDueInCurrentFrame()) + { + // outlet a beat + defer_low((t_object *)x, (method)outlet_beat, NULL, 0, NULL); + } +} + +//=========================================================================== +void outlet_beat(t_btrack *x, t_symbol *s, long argc, t_atom *argv) +{ + if (x->should_output_beats) + { + // send a bang out of the beat outlet + outlet_bang(x->beat_outlet); + + // send the tempo out of the tempo outlet + outlet_float(x->tempo_outlet, (float) x->b->getCurrentTempoEstimate()); + } +} + + +//=========================================================================== +void btrack_on(t_btrack *x) +{ + x->should_output_beats = true; +} + +//=========================================================================== +void btrack_off(t_btrack *x) +{ + x->should_output_beats = false; + x->count_in = 4; +} + +//=========================================================================== +void btrack_fixtempo(t_btrack *x, double f) +{ + x->b->fixTempo(f); + object_post((t_object *) x,"Tempo fixed to %f BPM",f); +} + +//=========================================================================== +void btrack_unfixtempo(t_btrack *x) +{ + x->b->doNotFixTempo(); + object_post((t_object *) x,"Tempo no longer fixed"); +} + +//=========================================================================== +void btrack_countin(t_btrack *x) +{ + x->count_in = x->count_in-1; + + btrack_bang(x); + if (x->count_in == 0) + { + x->should_output_beats = 1; + } +} + +//=========================================================================== +void btrack_bang(t_btrack *x) +{ + double bperiod; + double tempo; + double mean_tempo; + + // get current time in milliseconds + long ms = systime_ms(); + + // calculate beat period + bperiod = ((double) (ms - x->time_of_last_bang_ms))/1000.0; + + // store time since last bang + x->time_of_last_bang_ms = ms; + + // if beat period is between 0 and 1 + if ((bperiod < 1.0) && (bperiod > 0.0)) + { + // calculate tempo from beat period + tempo = (1/bperiod)*60; + + double sum = 0; + + // move back elements in tempo history and sum remaining elements + for (int i = 0;i < 2;i++) + { + x->count_in_tempi[i] = x->count_in_tempi[i+1]; + sum = sum+x->count_in_tempi[i]; + } + + // set final element to be the newly calculated tempo + x->count_in_tempi[2] = tempo; + + // add the new tempo to the sum + sum = sum+x->count_in_tempi[2]; + + // calculate the mean tempo by dividing the tempo by 3 + mean_tempo = sum/3; + + // set the tempo in the beat tracker + x->b->setTempo(mean_tempo); + } +} + + +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/max-external/btrack~.maxhelp Tue Nov 25 23:00:13 2014 +0000 @@ -0,0 +1,616 @@ +{ + "patcher" : { + "fileversion" : 1, + "appversion" : { + "major" : 6, + "minor" : 1, + "revision" : 6, + "architecture" : "x86" + } +, + "rect" : [ 129.0, 45.0, 649.0, 660.0 ], + "bglocked" : 0, + "openinpresentation" : 0, + "default_fontsize" : 11.595187, + "default_fontface" : 0, + "default_fontname" : "Arial", + "gridonopen" : 0, + "gridsize" : [ 15.0, 15.0 ], + "gridsnaponopen" : 0, + "statusbarvisible" : 2, + "toolbarvisible" : 1, + "boxanimatetime" : 200, + "imprint" : 0, + "enablehscroll" : 1, + "enablevscroll" : 1, + "devicewidth" : 0.0, + "description" : "", + "digest" : "", + "tags" : "", + "boxes" : [ { + "box" : { + "fontname" : "Arial", + "fontsize" : 11.595187, + "frgb" : 0.0, + "id" : "obj-28", + "linecount" : 6, + "maxclass" : "comment", + "numinlets" : 1, + "numoutlets" : 0, + "patching_rect" : [ 374.0, 242.0, 237.0, 84.0 ], + "text" : "the 'fixtempo' message tells the beat tracker that the tempo will be roughly the argument given - 120bpm in the example. 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M. Stark, (2011). Musicians and Machines: Bridging the Semantic Gap In Live Performance. PhD Thesis, Queen Mary, University of London. Chapter 3.", + "varname" : "autohelp_top_description[8]" + } + + } +, { + "box" : { + "fontface" : 1, + "fontname" : "Arial", + "fontsize" : 11.595187, + "frgb" : 0.0, + "id" : "obj-23", + "maxclass" : "comment", + "numinlets" : 1, + "numoutlets" : 0, + "patching_rect" : [ 14.0, 452.0, 88.0, 19.0 ], + "text" : "References:", + "varname" : "autohelp_top_description[7]" + } + + } +, { + "box" : { + "fontname" : "Arial", + "fontsize" : 11.595187, + "frgb" : 0.0, + "id" : "obj-22", + "linecount" : 3, + "maxclass" : "comment", + "numinlets" : 1, + "numoutlets" : 0, + "patching_rect" : [ 29.0, 527.0, 451.0, 45.0 ], + "text" : "Adam M. Stark, Matthew E. P. Davies and Mark D. Plumbley, (2009). Real-time beat-synchronous analysis of musical audio. 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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules-and-plug-ins/max-external/maxmspsdk.xcconfig Tue Nov 25 23:00:13 2014 +0000 @@ -0,0 +1,86 @@ +// Xcode target configuration settings for the Max 6 SDK +// Used as the basis for Xcode projects to build Max externals. +// +// Changes to the settings in this file will be applied to all SDK examples +// To change settings for only one of the examples, override the settings using +// Xcode's target inspector. +// +// by Timothy Place +// Copyright © 2012, Cycling '74 + + +// Name & Version +PRODUCT_NAME = $(PROJECT_NAME) +PRODUCT_VERSION = 6.1.4 +//ARCHS = i386 x86_64 +ARCHS = x86_64 + + +// Paths + +// =========================================================================== +// NOTE: SET PATH TO YOUR C74SUPPORT FOLDER IN YOUR MAX SDK HERE + +C74SUPPORT = $(SRCROOT)/../../../SDKs/MaxSDK-6.1.4/c74support/ + +// =========================================================================== + +HEADER_SEARCH_PATHS = "$(C74SUPPORT)/max-includes" "$(C74SUPPORT)/msp-includes" "$(C74SUPPORT)/jit-includes" +FRAMEWORK_SEARCH_PATHS = "$(C74SUPPORT)/max-includes" "$(C74SUPPORT)/msp-includes" "$(C74SUPPORT)/jit-includes" +DSTROOT = $(SRCROOT)/build +// (This next path is relative to DSTROOT) +INSTALL_PATH = / + + +// Special Files +GCC_PREFIX_HEADER = $(C74SUPPORT)/max-includes/macho-prefix.pch +INFOPLIST_FILE = $(SRCROOT)/Info.plist + + +// Architecture and Deployment +ARCHS = i386 x86_64 + +// The following section sets the Mac SDK version to be used. +// For most projects this has little to no impact because there are no direct dependencies on OS function calls. +// In those projects with OS function calls, it should be okay to use the most recent SDK version because the +// MACOSX_DEPLOYMENT_TARGET will disable functionality that is unavailable in the older target OS. +// For this reason, the SDKROOT variable is commented out, telling Xcode to use the default (which is the most recent SDK). +// +// If you do need to define the SDKROOT, different versions of Xcode have varying syntax and varying versions of the SDK present. + +// Xcode 3.x +// SDKROOT = $(DEVELOPER_DIR)/SDKs/MacOSX10.5.sdk + +// Xcode 4.0 - Xcode 4.2 +// SDKROOT = $(DEVELOPER_DIR)/SDKs/MacOSX10.6.sdk + +// Xcode 4.3+ +// SDKROOT = macosx10.6 + +MACOSX_DEPLOYMENT_TARGET = 10.6 + + +// Compiler Version -- leave them all commented out to get the default version provided by Xcode +// GCC_VERSION = 4.2 +// GCC_VERSION = com.apple.compilers.llvmgcc42 +// GCC_VERSION = com.apple.compilers.llvm.clang.1_0 + + +// Preprocessor Defines +GCC_PREPROCESSOR_DEFINITIONS = "DENORM_WANT_FIX = 1" "NO_TRANSLATION_SUPPORT = 1" + + +// Static Configuration (don't change these) +WRAPPER_EXTENSION = mxo; +WARNING_CFLAGS = -Wmost -Wno-four-char-constants -Wno-unknown-pragmas +DEPLOYMENT_LOCATION = YES +GENERATE_PKGINFO_FILE = YES + + +// Flags to enforce some build-time checks for the symbols used while not actually performing a hard link +C74_SYM_LINKER_FLAGS = @$(C74SUPPORT)/max-includes/c74_linker_flags.txt + + +// hide all symbols by default +// mark a function to be exported with the C74_EXPORT macro -- most likely this will only apply to the main() function +OTHER_CFLAGS = -fvisibility=hidden
--- a/src/BTrack.cpp Fri Nov 21 13:27:24 2014 +0000 +++ b/src/BTrack.cpp Tue Nov 25 23:00:13 2014 +0000 @@ -165,6 +165,12 @@ } //======================================================================= +double BTrack::getCurrentTempoEstimate() +{ + return estimatedTempo; +} + +//======================================================================= int BTrack::getHopSize() { return hopSize;