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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 Chris Cannam.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #include "CSVFileReader.h"
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17
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18 #include "model/Model.h"
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19 #include "base/RealTime.h"
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20 #include "base/StringBits.h"
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21 #include "model/SparseOneDimensionalModel.h"
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22 #include "model/SparseTimeValueModel.h"
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Chris@152
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23 #include "model/EditableDenseThreeDimensionalModel.h"
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Chris@628
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24 #include "model/RegionModel.h"
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Chris@897
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25 #include "model/NoteModel.h"
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Chris@308
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26 #include "DataFileReaderFactory.h"
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27
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28 #include <QFile>
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Chris@1030
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29 #include <QFileInfo>
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30 #include <QString>
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31 #include <QRegExp>
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32 #include <QStringList>
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33 #include <QTextStream>
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34 #include <QIODevice>
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35
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36 #include <iostream>
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37 #include <map>
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38
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39 CSVFileReader::CSVFileReader(QString path, CSVFormat format,
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40 sv_samplerate_t mainModelSampleRate) :
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41 m_format(format),
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42 m_device(0),
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43 m_ownDevice(true),
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44 m_warnings(0),
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45 m_mainModelSampleRate(mainModelSampleRate)
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46 {
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47 QFile *file = new QFile(path);
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48 bool good = false;
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49
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50 if (!file->exists()) {
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51 m_error = QFile::tr("File \"%1\" does not exist").arg(path);
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52 } else if (!file->open(QIODevice::ReadOnly | QIODevice::Text)) {
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53 m_error = QFile::tr("Failed to open file \"%1\"").arg(path);
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54 } else {
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55 good = true;
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56 }
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57
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58 if (good) {
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59 m_device = file;
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60 m_filename = QFileInfo(path).fileName();
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61 } else {
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62 delete file;
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63 }
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64 }
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65
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66 CSVFileReader::CSVFileReader(QIODevice *device, CSVFormat format,
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67 sv_samplerate_t mainModelSampleRate) :
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68 m_format(format),
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69 m_device(device),
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70 m_ownDevice(false),
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71 m_warnings(0),
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72 m_mainModelSampleRate(mainModelSampleRate)
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73 {
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74 }
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75
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76 CSVFileReader::~CSVFileReader()
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77 {
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78 SVDEBUG << "CSVFileReader::~CSVFileReader: device is " << m_device << endl;
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79
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80 if (m_device && m_ownDevice) {
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81 SVDEBUG << "CSVFileReader::CSVFileReader: Closing device" << endl;
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82 m_device->close();
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83 delete m_device;
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84 }
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85 }
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86
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87 bool
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88 CSVFileReader::isOK() const
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89 {
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90 return (m_device != 0);
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91 }
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92
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93 QString
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94 CSVFileReader::getError() const
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95 {
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96 return m_error;
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97 }
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98
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99 sv_frame_t
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100 CSVFileReader::convertTimeValue(QString s, int lineno,
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101 sv_samplerate_t sampleRate,
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102 int windowSize) const
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103 {
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104 QRegExp nonNumericRx("[^0-9eE.,+-]");
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105 int warnLimit = 10;
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106
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107 CSVFormat::TimeUnits timeUnits = m_format.getTimeUnits();
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108
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109 sv_frame_t calculatedFrame = 0;
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110
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111 bool ok = false;
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112 QString numeric = s;
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113 numeric.remove(nonNumericRx);
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114
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115 if (timeUnits == CSVFormat::TimeSeconds) {
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116
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117 double time = numeric.toDouble(&ok);
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118 if (!ok) time = StringBits::stringToDoubleLocaleFree(numeric, &ok);
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119 calculatedFrame = sv_frame_t(time * sampleRate + 0.5);
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120
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121 } else if (timeUnits == CSVFormat::TimeMilliseconds) {
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122
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123 double time = numeric.toDouble(&ok);
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124 if (!ok) time = StringBits::stringToDoubleLocaleFree(numeric, &ok);
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125 calculatedFrame = sv_frame_t((time / 1000.0) * sampleRate + 0.5);
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126
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127 } else {
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128
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129 long n = numeric.toLong(&ok);
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130 if (n >= 0) calculatedFrame = n;
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131
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132 if (timeUnits == CSVFormat::TimeWindows) {
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133 calculatedFrame *= windowSize;
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134 }
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135 }
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136
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137 if (!ok) {
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138 if (m_warnings < warnLimit) {
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139 cerr << "WARNING: CSVFileReader::load: "
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140 << "Bad time format (\"" << s
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141 << "\") in data line "
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142 << lineno+1 << endl;
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143 } else if (m_warnings == warnLimit) {
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144 cerr << "WARNING: Too many warnings" << endl;
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145 }
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146 ++m_warnings;
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147 }
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148
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149 return calculatedFrame;
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150 }
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151
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152 Model *
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153 CSVFileReader::load() const
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154 {
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155 if (!m_device) return 0;
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156
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157 CSVFormat::ModelType modelType = m_format.getModelType();
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158 CSVFormat::TimingType timingType = m_format.getTimingType();
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159 CSVFormat::TimeUnits timeUnits = m_format.getTimeUnits();
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160 sv_samplerate_t sampleRate = m_format.getSampleRate();
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161 int windowSize = m_format.getWindowSize();
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162 QChar separator = m_format.getSeparator();
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163 bool allowQuoting = m_format.getAllowQuoting();
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164
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165 if (timingType == CSVFormat::ExplicitTiming) {
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166 if (modelType == CSVFormat::ThreeDimensionalModel) {
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167 // This will be overridden later if more than one line
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168 // appears in our file, but we want to choose a default
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169 // that's likely to be visible
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170 windowSize = 1024;
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171 } else {
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172 windowSize = 1;
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173 }
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174 if (timeUnits == CSVFormat::TimeSeconds ||
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175 timeUnits == CSVFormat::TimeMilliseconds) {
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176 sampleRate = m_mainModelSampleRate;
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177 }
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178 }
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179
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180 SparseOneDimensionalModel *model1 = 0;
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181 SparseTimeValueModel *model2 = 0;
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182 RegionModel *model2a = 0;
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183 NoteModel *model2b = 0;
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184 EditableDenseThreeDimensionalModel *model3 = 0;
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185 Model *model = 0;
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186
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187 QTextStream in(m_device);
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188
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189 unsigned int warnings = 0, warnLimit = 10;
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190 unsigned int lineno = 0;
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191
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192 float min = 0.0, max = 0.0;
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193
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194 sv_frame_t frameNo = 0;
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195 sv_frame_t duration = 0;
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196 sv_frame_t endFrame = 0;
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197
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198 bool haveAnyValue = false;
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199 bool haveEndTime = false;
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200 bool pitchLooksLikeMIDI = true;
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201
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202 sv_frame_t startFrame = 0; // for calculation of dense model resolution
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203 bool firstEverValue = true;
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204
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205 std::map<QString, int> labelCountMap;
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206
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207 int valueColumns = 0;
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208 for (int i = 0; i < m_format.getColumnCount(); ++i) {
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209 if (m_format.getColumnPurpose(i) == CSVFormat::ColumnValue) {
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210 ++valueColumns;
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211 }
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212 }
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213
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214 while (!in.atEnd()) {
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215
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216 // QTextStream's readLine doesn't cope with old-style Mac
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217 // CR-only line endings. Why did they bother making the class
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218 // cope with more than one sort of line ending, if it still
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219 // can't be configured to cope with all the common sorts?
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220
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221 // For the time being we'll deal with this case (which is
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222 // relatively uncommon for us, but still necessary to handle)
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223 // by reading the entire file using a single readLine, and
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224 // splitting it. For CR and CR/LF line endings this will just
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225 // read a line at a time, and that's obviously OK.
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226
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227 QString chunk = in.readLine();
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228 QStringList lines = chunk.split('\r', QString::SkipEmptyParts);
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229
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230 for (int li = 0; li < lines.size(); ++li) {
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231
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232 QString line = lines[li];
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233
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234 if (line.startsWith("#")) continue;
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235
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236 QStringList list = StringBits::split(line, separator, allowQuoting);
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237 if (!model) {
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238
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Chris@283
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239 switch (modelType) {
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240
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Chris@392
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241 case CSVFormat::OneDimensionalModel:
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242 model1 = new SparseOneDimensionalModel(sampleRate, windowSize);
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243 model = model1;
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244 break;
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245
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Chris@392
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246 case CSVFormat::TwoDimensionalModel:
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247 model2 = new SparseTimeValueModel(sampleRate, windowSize, false);
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248 model = model2;
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249 break;
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250
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251 case CSVFormat::TwoDimensionalModelWithDuration:
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252 model2a = new RegionModel(sampleRate, windowSize, false);
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253 model = model2a;
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254 break;
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255
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256 case CSVFormat::TwoDimensionalModelWithDurationAndPitch:
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257 model2b = new NoteModel(sampleRate, windowSize, false);
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258 model = model2b;
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259 break;
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260
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261 case CSVFormat::ThreeDimensionalModel:
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262 model3 = new EditableDenseThreeDimensionalModel
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263 (sampleRate,
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264 windowSize,
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265 valueColumns,
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266 EditableDenseThreeDimensionalModel::NoCompression);
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267 model = model3;
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268 break;
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269 }
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Chris@1030
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270
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Chris@1030
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271 if (model) {
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272 if (m_filename != "") {
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273 model->setObjectName(m_filename);
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Chris@1030
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274 }
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Chris@1030
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275 }
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Chris@283
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276 }
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277
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278 float value = 0.f;
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279 float pitch = 0.f;
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280 QString label = "";
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281
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282 duration = 0.f;
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283 haveEndTime = false;
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284
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285 for (int i = 0; i < list.size(); ++i) {
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286
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287 QString s = list[i];
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288
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289 CSVFormat::ColumnPurpose purpose = m_format.getColumnPurpose(i);
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290
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291 switch (purpose) {
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292
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Chris@631
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293 case CSVFormat::ColumnUnknown:
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294 break;
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295
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296 case CSVFormat::ColumnStartTime:
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297 frameNo = convertTimeValue(s, lineno, sampleRate, windowSize);
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298 break;
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299
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300 case CSVFormat::ColumnEndTime:
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301 endFrame = convertTimeValue(s, lineno, sampleRate, windowSize);
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302 haveEndTime = true;
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303 break;
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304
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Chris@631
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305 case CSVFormat::ColumnDuration:
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306 duration = convertTimeValue(s, lineno, sampleRate, windowSize);
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307 break;
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308
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Chris@631
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309 case CSVFormat::ColumnValue:
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310 value = s.toFloat();
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311 haveAnyValue = true;
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312 break;
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313
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Chris@897
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314 case CSVFormat::ColumnPitch:
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315 pitch = s.toFloat();
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Chris@897
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316 if (pitch < 0.f || pitch > 127.f) {
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317 pitchLooksLikeMIDI = false;
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Chris@897
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318 }
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Chris@897
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319 break;
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320
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Chris@631
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321 case CSVFormat::ColumnLabel:
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322 label = s;
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323 ++labelCountMap[label];
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324 break;
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Chris@283
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325 }
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Chris@631
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326 }
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327
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Chris@631
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328 if (haveEndTime) { // ... calculate duration now all cols read
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Chris@631
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329 if (endFrame > frameNo) {
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330 duration = endFrame - frameNo;
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Chris@628
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331 }
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Chris@283
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332 }
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333
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Chris@392
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334 if (modelType == CSVFormat::OneDimensionalModel) {
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335
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336 SparseOneDimensionalModel::Point point(frameNo, label);
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Chris@283
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337 model1->addPoint(point);
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338
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Chris@392
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339 } else if (modelType == CSVFormat::TwoDimensionalModel) {
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340
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341 SparseTimeValueModel::Point point(frameNo, value, label);
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342 model2->addPoint(point);
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343
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Chris@628
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344 } else if (modelType == CSVFormat::TwoDimensionalModelWithDuration) {
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345
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Chris@631
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346 RegionModel::Point point(frameNo, value, duration, label);
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Chris@628
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347 model2a->addPoint(point);
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Chris@628
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348
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Chris@897
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349 } else if (modelType == CSVFormat::TwoDimensionalModelWithDurationAndPitch) {
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Chris@897
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350
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Chris@897
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351 float level = ((value >= 0.f && value <= 1.f) ? value : 1.f);
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Chris@897
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352 NoteModel::Point point(frameNo, pitch, duration, level, label);
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Chris@897
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353 model2b->addPoint(point);
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Chris@897
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354
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Chris@392
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355 } else if (modelType == CSVFormat::ThreeDimensionalModel) {
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356
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Chris@283
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357 DenseThreeDimensionalModel::Column values;
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358
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Chris@631
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359 for (int i = 0; i < list.size(); ++i) {
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Chris@148
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360
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Chris@676
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361 if (m_format.getColumnPurpose(i) != CSVFormat::ColumnValue) {
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Chris@676
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362 continue;
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Chris@676
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363 }
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Chris@676
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364
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Chris@283
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365 bool ok = false;
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Chris@283
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366 float value = list[i].toFloat(&ok);
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Chris@611
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367
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Chris@676
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368 values.push_back(value);
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Chris@148
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369
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Chris@631
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370 if (firstEverValue || value < min) min = value;
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Chris@631
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371 if (firstEverValue || value > max) max = value;
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Chris@676
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372
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Chris@631
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373 if (firstEverValue) {
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Chris@611
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374 startFrame = frameNo;
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Chris@611
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375 model3->setStartFrame(startFrame);
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Chris@611
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376 } else if (lineno == 1 &&
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Chris@611
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377 timingType == CSVFormat::ExplicitTiming) {
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Chris@1038
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378 model3->setResolution(int(frameNo - startFrame));
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Chris@611
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379 }
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Chris@631
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380
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Chris@631
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381 firstEverValue = false;
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Chris@148
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382
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Chris@283
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383 if (!ok) {
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Chris@283
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384 if (warnings < warnLimit) {
|
Chris@843
|
385 cerr << "WARNING: CSVFileReader::load: "
|
Chris@390
|
386 << "Non-numeric value \""
|
Chris@844
|
387 << list[i]
|
Chris@491
|
388 << "\" in data line " << lineno+1
|
Chris@843
|
389 << ":" << endl;
|
Chris@843
|
390 cerr << line << endl;
|
Chris@283
|
391 ++warnings;
|
Chris@283
|
392 } else if (warnings == warnLimit) {
|
Chris@843
|
393 // cerr << "WARNING: Too many warnings" << endl;
|
Chris@283
|
394 }
|
Chris@283
|
395 }
|
Chris@283
|
396 }
|
Chris@148
|
397
|
Chris@690
|
398 // SVDEBUG << "Setting bin values for count " << lineno << ", frame "
|
Chris@687
|
399 // << frameNo << ", time " << RealTime::frame2RealTime(frameNo, sampleRate) << endl;
|
Chris@148
|
400
|
Chris@611
|
401 model3->setColumn(lineno, values);
|
Chris@283
|
402 }
|
Chris@148
|
403
|
Chris@283
|
404 ++lineno;
|
Chris@392
|
405 if (timingType == CSVFormat::ImplicitTiming ||
|
Chris@283
|
406 list.size() == 0) {
|
Chris@283
|
407 frameNo += windowSize;
|
Chris@283
|
408 }
|
Chris@283
|
409 }
|
Chris@148
|
410 }
|
Chris@148
|
411
|
Chris@631
|
412 if (!haveAnyValue) {
|
Chris@631
|
413 if (model2a) {
|
Chris@631
|
414 // assign values for regions based on label frequency; we
|
Chris@631
|
415 // have this in our labelCountMap, sort of
|
Chris@631
|
416
|
Chris@631
|
417 std::map<int, std::map<QString, float> > countLabelValueMap;
|
Chris@631
|
418 for (std::map<QString, int>::iterator i = labelCountMap.begin();
|
Chris@631
|
419 i != labelCountMap.end(); ++i) {
|
Chris@631
|
420 countLabelValueMap[i->second][i->first] = 0.f;
|
Chris@631
|
421 }
|
Chris@631
|
422
|
Chris@631
|
423 float v = 0.f;
|
Chris@631
|
424 for (std::map<int, std::map<QString, float> >::iterator i =
|
Chris@631
|
425 countLabelValueMap.end(); i != countLabelValueMap.begin(); ) {
|
Chris@631
|
426 --i;
|
Chris@631
|
427 for (std::map<QString, float>::iterator j = i->second.begin();
|
Chris@631
|
428 j != i->second.end(); ++j) {
|
Chris@631
|
429 j->second = v;
|
Chris@631
|
430 v = v + 1.f;
|
Chris@631
|
431 }
|
Chris@631
|
432 }
|
Chris@631
|
433
|
Chris@631
|
434 std::map<RegionModel::Point, RegionModel::Point,
|
Chris@631
|
435 RegionModel::Point::Comparator> pointMap;
|
Chris@631
|
436 for (RegionModel::PointList::const_iterator i =
|
Chris@631
|
437 model2a->getPoints().begin();
|
Chris@631
|
438 i != model2a->getPoints().end(); ++i) {
|
Chris@631
|
439 RegionModel::Point p(*i);
|
Chris@631
|
440 v = countLabelValueMap[labelCountMap[p.label]][p.label];
|
Chris@631
|
441 RegionModel::Point pp(p.frame, v, p.duration, p.label);
|
Chris@631
|
442 pointMap[p] = pp;
|
Chris@631
|
443 }
|
Chris@631
|
444
|
Chris@631
|
445 for (std::map<RegionModel::Point, RegionModel::Point>::iterator i =
|
Chris@631
|
446 pointMap.begin(); i != pointMap.end(); ++i) {
|
Chris@631
|
447 model2a->deletePoint(i->first);
|
Chris@631
|
448 model2a->addPoint(i->second);
|
Chris@631
|
449 }
|
Chris@631
|
450 }
|
Chris@631
|
451 }
|
Chris@631
|
452
|
Chris@897
|
453 if (model2b) {
|
Chris@897
|
454 if (pitchLooksLikeMIDI) {
|
Chris@897
|
455 model2b->setScaleUnits("MIDI Pitch");
|
Chris@897
|
456 } else {
|
Chris@897
|
457 model2b->setScaleUnits("Hz");
|
Chris@897
|
458 }
|
Chris@897
|
459 }
|
Chris@897
|
460
|
Chris@961
|
461 if (model3) {
|
Chris@148
|
462 model3->setMinimumLevel(min);
|
Chris@148
|
463 model3->setMaximumLevel(max);
|
Chris@148
|
464 }
|
Chris@148
|
465
|
Chris@148
|
466 return model;
|
Chris@148
|
467 }
|
Chris@148
|
468
|