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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 2006-2007 Chris Cannam and QMUL.
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8
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9 Based on QTAudioFile.cpp from SoundBite, copyright 2006
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10 Chris Sutton and Mark Levy.
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11
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12 This program is free software; you can redistribute it and/or
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13 modify it under the terms of the GNU General Public License as
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14 published by the Free Software Foundation; either version 2 of the
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15 License, or (at your option) any later version. See the file
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16 COPYING included with this distribution for more information.
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17 */
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18
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19 #ifdef HAVE_QUICKTIME
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20
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21 #include "QuickTimeFileReader.h"
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22 #include "base/Profiler.h"
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23 #include "system/System.h"
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24
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25 #include <QApplication>
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26 #include <QFileInfo>
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27 #include <QProgressDialog>
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28
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29 #ifdef WIN32
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30 #include <QTML.h>
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31 #include <Movies.h>
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32 #else
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33 #include <QuickTime/QuickTime.h>
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34 #endif
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35
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36 class QuickTimeFileReader::D
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37 {
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38 public:
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39 D() : data(0), blockSize(1024) { }
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40
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41 MovieAudioExtractionRef extractionSessionRef;
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42 AudioBufferList buffer;
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43 float *data;
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44 OSErr err;
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45 AudioStreamBasicDescription asbd;
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46 Movie movie;
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47 size_t blockSize;
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48 };
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49
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50
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51 QuickTimeFileReader::QuickTimeFileReader(FileSource source,
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52 DecodeMode decodeMode,
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53 CacheMode mode,
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54 size_t targetRate) :
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55 CodedAudioFileReader(mode, targetRate),
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56 m_source(source),
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57 m_path(source.getLocalFilename()),
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58 m_d(new D),
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59 m_progress(0),
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60 m_cancelled(false),
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61 m_completion(0),
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62 m_decodeThread(0)
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63 {
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64 m_channelCount = 0;
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65 m_fileRate = 0;
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66
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67 Profiler profiler("QuickTimeFileReader::QuickTimeFileReader", true);
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68
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69 std::cerr << "QuickTimeFileReader: path is \"" << m_path.toStdString() << "\"" << std::endl;
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70
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71 long QTversion;
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72
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73 #ifdef WIN32
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74 InitializeQTML(0); // FIXME should check QT version
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75 #else
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76 m_d->err = Gestalt(gestaltQuickTime,&QTversion);
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77 if ((m_d->err != noErr) || (QTversion < 0x07000000)) {
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78 m_error = QString("Failed to find compatible version of QuickTime (version 7 or above required)");
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79 return;
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80 }
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81 #endif
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82
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83 EnterMovies();
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84
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85 Handle dataRef;
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86 OSType dataRefType;
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87
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88 // CFStringRef URLString = CFStringCreateWithCString
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89 // (0, m_path.toLocal8Bit().data(), 0);
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90
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91
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92 CFURLRef url = CFURLCreateFromFileSystemRepresentation
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93 (kCFAllocatorDefault,
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94 (const UInt8 *)m_path.toLocal8Bit().data(),
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95 (CFIndex)m_path.length(),
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96 false);
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97
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98
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99 // m_d->err = QTNewDataReferenceFromURLCFString
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100 m_d->err = QTNewDataReferenceFromCFURL
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101 (url, 0, &dataRef, &dataRefType);
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102
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103 if (m_d->err) {
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104 m_error = QString("Error creating data reference for QuickTime decoder: code %1").arg(m_d->err);
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105 return;
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106 }
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107
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108 short fileID = movieInDataForkResID;
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109 short flags = 0;
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110 m_d->err = NewMovieFromDataRef
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111 (&m_d->movie, flags, &fileID, dataRef, dataRefType);
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112
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113 DisposeHandle(dataRef);
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114 if (m_d->err) {
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115 m_error = QString("Error creating new movie for QuickTime decoder: code %1").arg(m_d->err);
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116 return;
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117 }
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118
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119 Boolean isProtected = 0;
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120 Track aTrack = GetMovieIndTrackType
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121 (m_d->movie, 1, SoundMediaType,
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122 movieTrackMediaType | movieTrackEnabledOnly);
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123
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124 if (aTrack) {
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125 Media aMedia = GetTrackMedia(aTrack); // get the track media
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126 if (aMedia) {
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127 MediaHandler mh = GetMediaHandler(aMedia); // get the media handler we can query
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128 if (mh) {
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129 m_d->err = QTGetComponentProperty(mh,
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130 kQTPropertyClass_DRM,
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131 kQTDRMPropertyID_IsProtected,
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132 sizeof(Boolean), &isProtected,nil);
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133 } else {
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134 m_d->err = 1;
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135 }
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136 } else {
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137 m_d->err = 1;
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138 }
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139 } else {
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140 m_d->err = 1;
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141 }
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142
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143 if (m_d->err && m_d->err != kQTPropertyNotSupportedErr) {
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144 m_error = QString("Error checking for DRM in QuickTime decoder: code %1").arg(m_d->err);
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145 return;
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146 } else if (!m_d->err && isProtected) {
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147 m_error = QString("File is protected with DRM");
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148 return;
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149 } else if (m_d->err == kQTPropertyNotSupportedErr && !isProtected) {
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150 std::cerr << "QuickTime: File is not protected with DRM" << std::endl;
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151 }
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152
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153 if (m_d->movie) {
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154 SetMovieActive(m_d->movie, TRUE);
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155 m_d->err = GetMoviesError();
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156 if (m_d->err) {
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157 m_error = QString("Error in QuickTime decoder activation: code %1").arg(m_d->err);
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158 return;
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159 }
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160 } else {
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161 m_error = QString("Error in QuickTime decoder: Movie object not valid");
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162 return;
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163 }
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164
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165 m_d->err = MovieAudioExtractionBegin
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166 (m_d->movie, 0, &m_d->extractionSessionRef);
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167 if (m_d->err) {
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168 m_error = QString("Error in QuickTime decoder extraction init: code %1").arg(m_d->err);
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169 return;
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170 }
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171
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172 m_d->err = MovieAudioExtractionGetProperty
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173 (m_d->extractionSessionRef,
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174 kQTPropertyClass_MovieAudioExtraction_Audio, kQTMovieAudioExtractionAudioPropertyID_AudioStreamBasicDescription,
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175 sizeof(m_d->asbd),
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176 &m_d->asbd,
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177 nil);
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178
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179 if (m_d->err) {
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180 m_error = QString("Error in QuickTime decoder property get: code %1").arg(m_d->err);
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181 return;
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182 }
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183
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184 m_channelCount = m_d->asbd.mChannelsPerFrame;
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185 m_fileRate = m_d->asbd.mSampleRate;
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186
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187 std::cerr << "QuickTime: " << m_channelCount << " channels, " << m_fileRate << " kHz" << std::endl;
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188
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189 m_d->asbd.mFormatFlags =
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190 kAudioFormatFlagIsFloat |
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191 kAudioFormatFlagIsPacked |
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192 kAudioFormatFlagsNativeEndian;
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193 m_d->asbd.mBitsPerChannel = sizeof(float) * 8;
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194 m_d->asbd.mBytesPerFrame = sizeof(float) * m_d->asbd.mChannelsPerFrame;
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195 m_d->asbd.mBytesPerPacket = m_d->asbd.mBytesPerFrame;
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196
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197 m_d->err = MovieAudioExtractionSetProperty
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198 (m_d->extractionSessionRef,
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199 kQTPropertyClass_MovieAudioExtraction_Audio,
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200 kQTMovieAudioExtractionAudioPropertyID_AudioStreamBasicDescription,
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201 sizeof(m_d->asbd),
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202 &m_d->asbd);
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203
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204 if (m_d->err) {
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205 m_error = QString("Error in QuickTime decoder property set: code %1").arg(m_d->err);
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206 return;
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207 }
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208 m_d->buffer.mNumberBuffers = 1;
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209 m_d->buffer.mBuffers[0].mNumberChannels = m_channelCount;
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210 m_d->buffer.mBuffers[0].mDataByteSize =
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211 sizeof(float) * m_channelCount * m_d->blockSize;
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212 m_d->data = new float[m_channelCount * m_d->blockSize];
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213 m_d->buffer.mBuffers[0].mData = m_d->data;
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214
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215 initialiseDecodeCache();
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216
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217 if (decodeMode == DecodeAtOnce) {
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218
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219 m_progress = new QProgressDialog
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220 (QObject::tr("Decoding %1...").arg(QFileInfo(m_path).fileName()),
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221 QObject::tr("Stop"), 0, 100);
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222 m_progress->hide();
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223
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224 while (1) {
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225
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226 UInt32 framesRead = m_d->blockSize;
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227 UInt32 extractionFlags = 0;
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228 m_d->err = MovieAudioExtractionFillBuffer
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229 (m_d->extractionSessionRef, &framesRead, &m_d->buffer,
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230 &extractionFlags);
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231 if (m_d->err) {
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232 m_error = QString("Error in QuickTime decoding: code %1")
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233 .arg(m_d->err);
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234 break;
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235 }
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236
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237 // std::cerr << "Read " << framesRead << " frames (block size " << m_d->blockSize << ")" << std::endl;
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238
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239 // QuickTime buffers are interleaved unless specified otherwise
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240 addSamplesToDecodeCache(m_d->data, framesRead);
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241
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242 if (framesRead < m_d->blockSize) break;
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243 }
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244
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245 finishDecodeCache();
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246
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247 m_d->err = MovieAudioExtractionEnd(m_d->extractionSessionRef);
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248 if (m_d->err) {
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249 m_error = QString("Error ending QuickTime extraction session: code %1").arg(m_d->err);
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250 }
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251
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252 m_completion = 100;
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253
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254 delete m_progress;
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255 m_progress = 0;
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256
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257 } else {
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258 if (m_channelCount > 0) {
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259 m_decodeThread = new DecodeThread(this);
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260 m_decodeThread->start();
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261 }
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262 }
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263
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264 std::cerr << "QuickTimeFileReader::QuickTimeFileReader: frame count is now " << getFrameCount() << ", error is \"\"" << m_error.toStdString() << "\"" << std::endl;
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265 }
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266
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267 QuickTimeFileReader::~QuickTimeFileReader()
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268 {
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269 std::cerr << "QuickTimeFileReader::~QuickTimeFileReader" << std::endl;
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270
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271 if (m_decodeThread) {
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272 m_cancelled = true;
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273 m_decodeThread->wait();
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274 delete m_decodeThread;
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275 }
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276
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277 SetMovieActive(m_d->movie, FALSE);
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278 DisposeMovie(m_d->movie);
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279
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280 delete[] m_d->data;
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281 delete m_d;
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282 }
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283
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284 void
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285 QuickTimeFileReader::DecodeThread::run()
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286 {
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287 if (m_reader->m_cacheMode == CacheInTemporaryFile) {
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288 m_reader->m_completion = 1;
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289 m_reader->startSerialised("QuickTimeFileReader::Decode");
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290 }
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291
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292 while (1) {
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293
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294 UInt32 framesRead = m_reader->m_d->blockSize;
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295 UInt32 extractionFlags = 0;
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296 m_reader->m_d->err = MovieAudioExtractionFillBuffer
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297 (m_reader->m_d->extractionSessionRef, &framesRead,
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298 &m_reader->m_d->buffer, &extractionFlags);
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299 if (m_reader->m_d->err) {
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300 m_reader->m_error = QString("Error in QuickTime decoding: code %1")
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301 .arg(m_reader->m_d->err);
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302 break;
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303 }
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304
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305 // QuickTime buffers are interleaved unless specified otherwise
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306 m_reader->addSamplesToDecodeCache(m_reader->m_d->data, framesRead);
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307
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308 if (framesRead < m_reader->m_d->blockSize) break;
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309 }
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310
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311 m_reader->finishDecodeCache();
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312
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313 m_reader->m_d->err = MovieAudioExtractionEnd(m_reader->m_d->extractionSessionRef);
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314 if (m_reader->m_d->err) {
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315 m_reader->m_error = QString("Error ending QuickTime extraction session: code %1").arg(m_reader->m_d->err);
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316 }
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317
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318 m_reader->m_completion = 100;
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319 m_reader->endSerialised();
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320 }
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321
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322 void
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323 QuickTimeFileReader::getSupportedExtensions(std::set<QString> &extensions)
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324 {
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325 extensions.insert("aiff");
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326 extensions.insert("aif");
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327 extensions.insert("au");
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328 extensions.insert("avi");
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329 extensions.insert("m4a");
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330 extensions.insert("m4b");
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331 extensions.insert("m4p");
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332 extensions.insert("m4v");
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333 extensions.insert("mov");
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334 extensions.insert("mp3");
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335 extensions.insert("mp4");
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336 extensions.insert("wav");
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337 }
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338
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339 bool
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340 QuickTimeFileReader::supportsExtension(QString extension)
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341 {
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342 std::set<QString> extensions;
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343 getSupportedExtensions(extensions);
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344 return (extensions.find(extension.toLower()) != extensions.end());
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345 }
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346
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347 bool
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348 QuickTimeFileReader::supportsContentType(QString type)
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349 {
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350 return (type == "audio/x-aiff" ||
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351 type == "audio/x-wav" ||
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352 type == "audio/mpeg" ||
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353 type == "audio/basic" ||
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354 type == "audio/x-aac" ||
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355 type == "video/mp4" ||
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356 type == "video/quicktime");
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357 }
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358
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359 bool
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360 QuickTimeFileReader::supports(FileSource &source)
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361 {
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362 return (supportsExtension(source.getExtension()) ||
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363 supportsContentType(source.getContentType()));
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364 }
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365
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366 #endif
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367
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