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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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Chris@150
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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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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
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35 #include <iostream>
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36 #include <map>
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37
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38 using namespace std;
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39
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40 CSVFileReader::CSVFileReader(QString path, CSVFormat format,
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41 sv_samplerate_t mainModelSampleRate) :
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42 m_format(format),
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43 m_device(0),
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44 m_ownDevice(true),
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45 m_warnings(0),
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46 m_mainModelSampleRate(mainModelSampleRate)
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47 {
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48 QFile *file = new QFile(path);
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49 bool good = false;
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50
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51 if (!file->exists()) {
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52 m_error = QFile::tr("File \"%1\" does not exist").arg(path);
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53 } else if (!file->open(QIODevice::ReadOnly | QIODevice::Text)) {
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54 m_error = QFile::tr("Failed to open file \"%1\"").arg(path);
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55 } else {
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56 good = true;
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57 }
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58
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59 if (good) {
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60 m_device = file;
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61 m_filename = QFileInfo(path).fileName();
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62 } else {
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63 delete file;
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64 }
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65 }
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66
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67 CSVFileReader::CSVFileReader(QIODevice *device, CSVFormat format,
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68 sv_samplerate_t mainModelSampleRate) :
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69 m_format(format),
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70 m_device(device),
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71 m_ownDevice(false),
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72 m_warnings(0),
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73 m_mainModelSampleRate(mainModelSampleRate)
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74 {
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75 }
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76
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77 CSVFileReader::~CSVFileReader()
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78 {
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79 SVDEBUG << "CSVFileReader::~CSVFileReader: device is " << m_device << endl;
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80
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81 if (m_device && m_ownDevice) {
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82 SVDEBUG << "CSVFileReader::CSVFileReader: Closing device" << endl;
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83 m_device->close();
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84 delete m_device;
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85 }
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86 }
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87
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88 bool
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89 CSVFileReader::isOK() const
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90 {
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91 return (m_device != 0);
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92 }
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93
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94 QString
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95 CSVFileReader::getError() const
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96 {
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97 return m_error;
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98 }
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99
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100 sv_frame_t
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101 CSVFileReader::convertTimeValue(QString s, int lineno,
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102 sv_samplerate_t sampleRate,
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103 int windowSize) const
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104 {
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105 QRegExp nonNumericRx("[^0-9eE.,+-]");
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106 int warnLimit = 10;
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107
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108 CSVFormat::TimeUnits timeUnits = m_format.getTimeUnits();
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109
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110 sv_frame_t calculatedFrame = 0;
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111
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112 bool ok = false;
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113 QString numeric = s;
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114 numeric.remove(nonNumericRx);
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115
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116 if (timeUnits == CSVFormat::TimeSeconds) {
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117
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118 double time = numeric.toDouble(&ok);
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119 if (!ok) time = StringBits::stringToDoubleLocaleFree(numeric, &ok);
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120 calculatedFrame = sv_frame_t(time * sampleRate + 0.5);
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121
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122 } else if (timeUnits == CSVFormat::TimeMilliseconds) {
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123
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124 double time = numeric.toDouble(&ok);
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125 if (!ok) time = StringBits::stringToDoubleLocaleFree(numeric, &ok);
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126 calculatedFrame = sv_frame_t((time / 1000.0) * sampleRate + 0.5);
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127
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128 } else {
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129
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130 long n = numeric.toLong(&ok);
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131 if (n >= 0) calculatedFrame = n;
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132
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133 if (timeUnits == CSVFormat::TimeWindows) {
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134 calculatedFrame *= windowSize;
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135 }
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136 }
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137
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138 if (!ok) {
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139 if (m_warnings < warnLimit) {
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140 cerr << "WARNING: CSVFileReader::load: "
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141 << "Bad time format (\"" << s
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142 << "\") in data line "
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143 << lineno+1 << endl;
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144 } else if (m_warnings == warnLimit) {
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145 cerr << "WARNING: Too many warnings" << endl;
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146 }
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147 ++m_warnings;
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148 }
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149
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150 return calculatedFrame;
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151 }
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152
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153 Model *
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154 CSVFileReader::load() const
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155 {
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156 if (!m_device) return 0;
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157
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158 CSVFormat::ModelType modelType = m_format.getModelType();
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159 CSVFormat::TimingType timingType = m_format.getTimingType();
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160 CSVFormat::TimeUnits timeUnits = m_format.getTimeUnits();
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161 sv_samplerate_t sampleRate = m_format.getSampleRate();
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162 int windowSize = m_format.getWindowSize();
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163 QChar separator = m_format.getSeparator();
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164 bool allowQuoting = m_format.getAllowQuoting();
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165
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166 if (timingType == CSVFormat::ExplicitTiming) {
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167 if (modelType == CSVFormat::ThreeDimensionalModel) {
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168 // This will be overridden later if more than one line
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169 // appears in our file, but we want to choose a default
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170 // that's likely to be visible
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171 windowSize = 1024;
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172 } else {
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173 windowSize = 1;
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174 }
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175 if (timeUnits == CSVFormat::TimeSeconds ||
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176 timeUnits == CSVFormat::TimeMilliseconds) {
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177 sampleRate = m_mainModelSampleRate;
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178 }
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179 }
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180
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181 SparseOneDimensionalModel *model1 = 0;
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182 SparseTimeValueModel *model2 = 0;
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183 RegionModel *model2a = 0;
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184 NoteModel *model2b = 0;
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185 EditableDenseThreeDimensionalModel *model3 = 0;
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186 Model *model = 0;
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187
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188 QTextStream in(m_device);
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189
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190 unsigned int warnings = 0, warnLimit = 10;
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191 unsigned int lineno = 0;
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192
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193 float min = 0.0, max = 0.0;
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194
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195 sv_frame_t frameNo = 0;
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196 sv_frame_t duration = 0;
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197 sv_frame_t endFrame = 0;
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198
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199 bool haveAnyValue = false;
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200 bool haveEndTime = false;
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201 bool pitchLooksLikeMIDI = true;
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202
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203 sv_frame_t startFrame = 0; // for calculation of dense model resolution
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204 bool firstEverValue = true;
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205
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206 map<QString, int> labelCountMap;
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207
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208 int valueColumns = 0;
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209 for (int i = 0; i < m_format.getColumnCount(); ++i) {
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210 if (m_format.getColumnPurpose(i) == CSVFormat::ColumnValue) {
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211 ++valueColumns;
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212 }
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213 }
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214
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215 while (!in.atEnd()) {
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216
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217 // QTextStream's readLine doesn't cope with old-style Mac
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218 // CR-only line endings. Why did they bother making the class
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219 // cope with more than one sort of line ending, if it still
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220 // can't be configured to cope with all the common sorts?
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221
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222 // For the time being we'll deal with this case (which is
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223 // relatively uncommon for us, but still necessary to handle)
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224 // by reading the entire file using a single readLine, and
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225 // splitting it. For CR and CR/LF line endings this will just
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226 // read a line at a time, and that's obviously OK.
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227
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228 QString chunk = in.readLine();
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229 QStringList lines = chunk.split('\r', QString::SkipEmptyParts);
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230
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231 for (int li = 0; li < lines.size(); ++li) {
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232
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233 QString line = lines[li];
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234
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235 if (line.startsWith("#")) continue;
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236
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237 QStringList list = StringBits::split(line, separator, allowQuoting);
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238 if (!model) {
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239
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240 switch (modelType) {
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241
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Chris@392
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242 case CSVFormat::OneDimensionalModel:
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243 model1 = new SparseOneDimensionalModel(sampleRate, windowSize);
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244 model = model1;
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245 break;
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246
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Chris@392
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247 case CSVFormat::TwoDimensionalModel:
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248 model2 = new SparseTimeValueModel(sampleRate, windowSize, false);
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249 model = model2;
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250 break;
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251
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252 case CSVFormat::TwoDimensionalModelWithDuration:
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253 model2a = new RegionModel(sampleRate, windowSize, false);
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Chris@628
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254 model = model2a;
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255 break;
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256
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257 case CSVFormat::TwoDimensionalModelWithDurationAndPitch:
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258 model2b = new NoteModel(sampleRate, windowSize, false);
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259 model = model2b;
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260 break;
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261
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Chris@392
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262 case CSVFormat::ThreeDimensionalModel:
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263 model3 = new EditableDenseThreeDimensionalModel
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264 (sampleRate,
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265 windowSize,
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266 valueColumns,
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267 EditableDenseThreeDimensionalModel::NoCompression);
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268 model = model3;
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269 break;
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Chris@283
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270 }
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Chris@1030
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271
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Chris@1030
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272 if (model) {
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273 if (m_filename != "") {
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274 model->setObjectName(m_filename);
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275 }
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Chris@1030
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276 }
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Chris@283
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277 }
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278
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279 float value = 0.f;
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280 float pitch = 0.f;
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281 QString label = "";
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282
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283 duration = 0.f;
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284 haveEndTime = false;
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285
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286 for (int i = 0; i < list.size(); ++i) {
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287
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288 QString s = list[i];
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289
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290 CSVFormat::ColumnPurpose purpose = m_format.getColumnPurpose(i);
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291
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292 switch (purpose) {
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293
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Chris@631
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294 case CSVFormat::ColumnUnknown:
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295 break;
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296
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Chris@631
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297 case CSVFormat::ColumnStartTime:
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298 frameNo = convertTimeValue(s, lineno, sampleRate, windowSize);
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299 break;
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300
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301 case CSVFormat::ColumnEndTime:
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302 endFrame = convertTimeValue(s, lineno, sampleRate, windowSize);
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303 haveEndTime = true;
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304 break;
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305
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Chris@631
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306 case CSVFormat::ColumnDuration:
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307 duration = convertTimeValue(s, lineno, sampleRate, windowSize);
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308 break;
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309
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Chris@631
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310 case CSVFormat::ColumnValue:
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311 value = s.toFloat();
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312 haveAnyValue = true;
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313 break;
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314
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Chris@897
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315 case CSVFormat::ColumnPitch:
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316 pitch = s.toFloat();
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Chris@897
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317 if (pitch < 0.f || pitch > 127.f) {
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Chris@897
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318 pitchLooksLikeMIDI = false;
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Chris@897
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319 }
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Chris@897
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320 break;
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321
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Chris@631
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322 case CSVFormat::ColumnLabel:
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323 label = s;
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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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Chris@148
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327
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Chris@1113
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328 ++labelCountMap[label];
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Chris@1113
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329
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Chris@631
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330 if (haveEndTime) { // ... calculate duration now all cols read
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Chris@631
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331 if (endFrame > frameNo) {
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Chris@631
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332 duration = endFrame - frameNo;
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Chris@628
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333 }
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Chris@283
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334 }
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Chris@148
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335
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Chris@392
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336 if (modelType == CSVFormat::OneDimensionalModel) {
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337
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Chris@631
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338 SparseOneDimensionalModel::Point point(frameNo, label);
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Chris@283
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339 model1->addPoint(point);
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340
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Chris@392
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341 } else if (modelType == CSVFormat::TwoDimensionalModel) {
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342
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Chris@631
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343 SparseTimeValueModel::Point point(frameNo, value, label);
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Chris@283
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344 model2->addPoint(point);
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345
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Chris@628
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346 } else if (modelType == CSVFormat::TwoDimensionalModelWithDuration) {
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Chris@628
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347
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Chris@631
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348 RegionModel::Point point(frameNo, value, duration, label);
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Chris@628
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349 model2a->addPoint(point);
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Chris@628
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350
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Chris@897
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351 } else if (modelType == CSVFormat::TwoDimensionalModelWithDurationAndPitch) {
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Chris@897
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352
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Chris@897
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353 float level = ((value >= 0.f && value <= 1.f) ? value : 1.f);
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Chris@897
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354 NoteModel::Point point(frameNo, pitch, duration, level, label);
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Chris@897
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355 model2b->addPoint(point);
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Chris@897
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356
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Chris@392
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357 } else if (modelType == CSVFormat::ThreeDimensionalModel) {
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Chris@148
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358
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Chris@283
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359 DenseThreeDimensionalModel::Column values;
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Chris@148
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360
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Chris@631
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361 for (int i = 0; i < list.size(); ++i) {
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Chris@148
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362
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Chris@676
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363 if (m_format.getColumnPurpose(i) != CSVFormat::ColumnValue) {
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Chris@676
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364 continue;
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Chris@676
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365 }
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Chris@676
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366
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Chris@283
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367 bool ok = false;
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Chris@283
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368 float value = list[i].toFloat(&ok);
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Chris@611
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369
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Chris@676
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370 values.push_back(value);
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Chris@148
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371
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Chris@631
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372 if (firstEverValue || value < min) min = value;
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Chris@631
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373 if (firstEverValue || value > max) max = value;
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Chris@676
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374
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Chris@631
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375 if (firstEverValue) {
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Chris@611
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376 startFrame = frameNo;
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Chris@611
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377 model3->setStartFrame(startFrame);
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Chris@611
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378 } else if (lineno == 1 &&
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Chris@611
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379 timingType == CSVFormat::ExplicitTiming) {
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Chris@1038
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380 model3->setResolution(int(frameNo - startFrame));
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Chris@611
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381 }
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Chris@631
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382
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Chris@631
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383 firstEverValue = false;
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Chris@148
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384
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Chris@283
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385 if (!ok) {
|
Chris@283
|
386 if (warnings < warnLimit) {
|
Chris@843
|
387 cerr << "WARNING: CSVFileReader::load: "
|
Chris@390
|
388 << "Non-numeric value \""
|
Chris@844
|
389 << list[i]
|
Chris@491
|
390 << "\" in data line " << lineno+1
|
Chris@843
|
391 << ":" << endl;
|
Chris@843
|
392 cerr << line << endl;
|
Chris@283
|
393 ++warnings;
|
Chris@283
|
394 } else if (warnings == warnLimit) {
|
Chris@843
|
395 // cerr << "WARNING: Too many warnings" << endl;
|
Chris@283
|
396 }
|
Chris@283
|
397 }
|
Chris@283
|
398 }
|
Chris@148
|
399
|
Chris@690
|
400 // SVDEBUG << "Setting bin values for count " << lineno << ", frame "
|
Chris@687
|
401 // << frameNo << ", time " << RealTime::frame2RealTime(frameNo, sampleRate) << endl;
|
Chris@148
|
402
|
Chris@611
|
403 model3->setColumn(lineno, values);
|
Chris@283
|
404 }
|
Chris@148
|
405
|
Chris@283
|
406 ++lineno;
|
Chris@392
|
407 if (timingType == CSVFormat::ImplicitTiming ||
|
Chris@283
|
408 list.size() == 0) {
|
Chris@283
|
409 frameNo += windowSize;
|
Chris@283
|
410 }
|
Chris@283
|
411 }
|
Chris@148
|
412 }
|
Chris@148
|
413
|
Chris@631
|
414 if (!haveAnyValue) {
|
Chris@631
|
415 if (model2a) {
|
Chris@631
|
416 // assign values for regions based on label frequency; we
|
Chris@631
|
417 // have this in our labelCountMap, sort of
|
Chris@631
|
418
|
Chris@1113
|
419 map<int, map<QString, float> > countLabelValueMap;
|
Chris@1113
|
420 for (map<QString, int>::iterator i = labelCountMap.begin();
|
Chris@631
|
421 i != labelCountMap.end(); ++i) {
|
Chris@1113
|
422 countLabelValueMap[i->second][i->first] = -1.f;
|
Chris@631
|
423 }
|
Chris@631
|
424
|
Chris@631
|
425 float v = 0.f;
|
Chris@1113
|
426 for (map<int, map<QString, float> >::iterator i =
|
Chris@631
|
427 countLabelValueMap.end(); i != countLabelValueMap.begin(); ) {
|
Chris@631
|
428 --i;
|
Chris@1113
|
429 cerr << "count -> " << i->first << endl;
|
Chris@1113
|
430 for (map<QString, float>::iterator j = i->second.begin();
|
Chris@631
|
431 j != i->second.end(); ++j) {
|
Chris@631
|
432 j->second = v;
|
Chris@1113
|
433 cerr << "label -> " << j->first << ", value " << v << endl;
|
Chris@631
|
434 v = v + 1.f;
|
Chris@631
|
435 }
|
Chris@631
|
436 }
|
Chris@631
|
437
|
Chris@1113
|
438 map<RegionModel::Point, RegionModel::Point,
|
Chris@631
|
439 RegionModel::Point::Comparator> pointMap;
|
Chris@631
|
440 for (RegionModel::PointList::const_iterator i =
|
Chris@631
|
441 model2a->getPoints().begin();
|
Chris@631
|
442 i != model2a->getPoints().end(); ++i) {
|
Chris@631
|
443 RegionModel::Point p(*i);
|
Chris@1113
|
444 int count = labelCountMap[p.label];
|
Chris@1113
|
445 v = countLabelValueMap[count][p.label];
|
Chris@1113
|
446 cerr << "mapping from label \"" << p.label << "\" (count " << count << ") to value " << v << endl;
|
Chris@631
|
447 RegionModel::Point pp(p.frame, v, p.duration, p.label);
|
Chris@631
|
448 pointMap[p] = pp;
|
Chris@631
|
449 }
|
Chris@631
|
450
|
Chris@1113
|
451 for (map<RegionModel::Point, RegionModel::Point>::iterator i =
|
Chris@631
|
452 pointMap.begin(); i != pointMap.end(); ++i) {
|
Chris@1113
|
453 // There could be duplicate regions; if so replace
|
Chris@1113
|
454 // them all -- but we need to check we're not
|
Chris@1113
|
455 // replacing a region by itself (or else this will
|
Chris@1113
|
456 // never terminate)
|
Chris@1113
|
457 if (i->first.value == i->second.value) {
|
Chris@1113
|
458 continue;
|
Chris@1113
|
459 }
|
Chris@1113
|
460 while (model2a->containsPoint(i->first)) {
|
Chris@1113
|
461 model2a->deletePoint(i->first);
|
Chris@1113
|
462 model2a->addPoint(i->second);
|
Chris@1113
|
463 }
|
Chris@631
|
464 }
|
Chris@631
|
465 }
|
Chris@631
|
466 }
|
Chris@631
|
467
|
Chris@897
|
468 if (model2b) {
|
Chris@897
|
469 if (pitchLooksLikeMIDI) {
|
Chris@897
|
470 model2b->setScaleUnits("MIDI Pitch");
|
Chris@897
|
471 } else {
|
Chris@897
|
472 model2b->setScaleUnits("Hz");
|
Chris@897
|
473 }
|
Chris@897
|
474 }
|
Chris@897
|
475
|
Chris@961
|
476 if (model3) {
|
Chris@148
|
477 model3->setMinimumLevel(min);
|
Chris@148
|
478 model3->setMaximumLevel(max);
|
Chris@148
|
479 }
|
Chris@148
|
480
|
Chris@148
|
481 return model;
|
Chris@148
|
482 }
|
Chris@148
|
483
|