src/Encoder_Vorbis.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2014 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version, but always including the *additional*
   9 // restrictions defined in the "License.txt" file.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with this program; if not, write to the Free Software Foundation, Inc.,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 // http://www.gnu.org/licenses/gpl-2.0.txt
  21 ///////////////////////////////////////////////////////////////////////////////
  22
  23 #include "Encoder_Vorbis.h"
  24
  25 #include "Global.h"
  26 #include "Model_Settings.h"
  27
  28 #include <QProcess>
  29 #include <QDir>
  30
  31 ///////////////////////////////////////////////////////////////////////////////
  32 // Encoder Info
  33 ///////////////////////////////////////////////////////////////////////////////
  34
  35 class VorbisEncoderInfo : public AbstractEncoderInfo
  36 {
  37         virtual bool isModeSupported(int mode) const
  38         {
  39                 switch(mode)
  40                 {
  41                 case SettingsModel::VBRMode:
  42                 case SettingsModel::ABRMode:
  43                         return true;
  44                         break;
  45                 case SettingsModel::CBRMode:
  46                         return false;
  47                         break;
  48                 default:
  49                         MUTILS_THROW("Bad RC mode specified!");
  50                 }
  51         }
  52
  53         virtual int valueCount(int mode) const
  54         {
  55                 switch(mode)
  56                 {
  57                 case SettingsModel::VBRMode:
  58                         return 12;
  59                         break;
  60                 case SettingsModel::ABRMode:
  61                 case SettingsModel::CBRMode:
  62                         return 60;
  63                         break;
  64                 default:
  65                         MUTILS_THROW("Bad RC mode specified!");
  66                 }
  67         }
  68
  69         virtual int valueAt(int mode, int index) const
  70         {
  71                 switch(mode)
  72                 {
  73                 case SettingsModel::VBRMode:
  74                         return qBound(-2, index - 2, 10);
  75                         break;
  76                 case SettingsModel::ABRMode:
  77                 case SettingsModel::CBRMode:
  78                         return qBound(32, (index + 4) * 8, 500);
  79                         break;
  80                 default:
  81                         MUTILS_THROW("Bad RC mode specified!");
  82                 }
  83         }
  84
  85         virtual int valueType(int mode) const
  86         {
  87                 switch(mode)
  88                 {
  89                 case SettingsModel::VBRMode:
  90                         return TYPE_QUALITY_LEVEL_INT;
  91                         break;
  92                 case SettingsModel::ABRMode:
  93                         return TYPE_APPROX_BITRATE;
  94                         break;
  95                 case SettingsModel::CBRMode:
  96                         return TYPE_BITRATE;
  97                         break;
  98                 default:
  99                         MUTILS_THROW("Bad RC mode specified!");
 100                 }
 101         }
 102
 103         virtual const char *description(void) const
 104         {
 105                 static const char* s_description = "OggEnc2 Vorbis Encoder (aoTuV)";
 106                 return s_description;
 107         }
 108 }
 109 static const g_vorbisEncoderInfo;
 110
 111 ///////////////////////////////////////////////////////////////////////////////
 112 // Encoder implementation
 113 ///////////////////////////////////////////////////////////////////////////////
 114
 115 VorbisEncoder::VorbisEncoder(void)
 116 :
 117         m_binary(lamexp_tools_lookup("oggenc2.exe"))
 118 {
 119         if(m_binary.isEmpty())
 120         {
 121                 MUTILS_THROW("Error initializing Vorbis encoder. Tool 'oggenc2.exe' is not registred!");
 122         }
 123
 124         m_configBitrateMaximum = 0;
 125         m_configBitrateMinimum = 0;
 126         m_configSamplingRate = 0;
 127 }
 128
 129 VorbisEncoder::~VorbisEncoder(void)
 130 {
 131 }
 132
 133 bool VorbisEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const QString &outputFile, volatile bool *abortFlag)
 134 {
 135         QProcess process;
 136         QStringList args;
 137         const QString baseName = QFileInfo(outputFile).fileName();
 138
 139         switch(m_configRCMode)
 140         {
 141         case SettingsModel::VBRMode:
 142                 args << "-q" << QString::number(qBound(-2, m_configBitrate - 2, 10));
 143                 break;
 144         case SettingsModel::ABRMode:
 145                 args << "-b" << QString::number(qBound(32, (m_configBitrate + 4) * 8, 500));
 146                 break;
 147         default:
 148                 MUTILS_THROW("Bad rate-control mode!");
 149                 break;
 150         }
 151
 152         if((m_configBitrateMaximum > 0) && (m_configBitrateMinimum > 0) && (m_configBitrateMinimum <= m_configBitrateMaximum))
 153         {
 154                 args << "--min-bitrate" << QString::number(qBound(32, m_configBitrateMinimum, 500));
 155                 args << "--max-bitrate" << QString::number(qBound(32, m_configBitrateMaximum, 500));
 156         }
 157
 158         if(m_configSamplingRate > 0)
 159         {
 160                 args << "--resample" << QString::number(m_configSamplingRate) << "--converter" << QString::number(0);
 161         }
 162
 163         if(!metaInfo.title().isEmpty()) args << "-t" << cleanTag(metaInfo.title());
 164         if(!metaInfo.artist().isEmpty()) args << "-a" << cleanTag(metaInfo.artist());
 165         if(!metaInfo.album().isEmpty()) args << "-l" << cleanTag(metaInfo.album());
 166         if(!metaInfo.genre().isEmpty()) args << "-G" << cleanTag(metaInfo.genre());
 167         if(!metaInfo.comment().isEmpty()) args << "-c" << QString("comment=%1").arg(cleanTag(metaInfo.comment()));
 168         if(metaInfo.year()) args << "-d" << QString::number(metaInfo.year());
 169         if(metaInfo.position()) args << "-N" << QString::number(metaInfo.position());
 170
 171         //args << "--tv" << QString().sprintf("Encoder=LameXP v%d.%02d.%04d [%s]", lamexp_version_major(), lamexp_version_minor(), lamexp_version_build(), lamexp_version_release());
 172
 173         if(!m_configCustomParams.isEmpty()) args << m_configCustomParams.split(" ", QString::SkipEmptyParts);
 174
 175         args << "-o" << QDir::toNativeSeparators(outputFile);
 176         args << QDir::toNativeSeparators(sourceFile);
 177
 178         if(!startProcess(process, m_binary, args))
 179         {
 180                 return false;
 181         }
 182
 183         bool bTimeout = false;
 184         bool bAborted = false;
 185         int prevProgress = -1;
 186
 187         QRegExp regExp("\\[.*(\\d+)[.,](\\d+)%\\]");
 188
 189         while(process.state() != QProcess::NotRunning)
 190         {
 191                 if(*abortFlag)
 192                 {
 193                         process.kill();
 194                         bAborted = true;
 195                         emit messageLogged("\nABORTED BY USER !!!");
 196                         break;
 197                 }
 198                 process.waitForReadyRead(m_processTimeoutInterval);
 199                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 200                 {
 201                         process.kill();
 202                         qWarning("OggEnc process timed out <-- killing!");
 203                         emit messageLogged("\nPROCESS TIMEOUT !!!");
 204                         bTimeout = true;
 205                         break;
 206                 }
 207                 while(process.bytesAvailable() > 0)
 208                 {
 209                         QByteArray line = process.readLine();
 210                         QString text = QString::fromUtf8(line.constData()).simplified();
 211                         if(regExp.lastIndexIn(text) >= 0)
 212                         {
 213                                 bool ok = false;
 214                                 int progress = regExp.cap(1).toInt(&ok);
 215                                 if(ok && (progress > prevProgress))
 216                                 {
 217                                         emit statusUpdated(progress);
 218                                         prevProgress = qMin(progress + 2, 99);
 219                                 }
 220                         }
 221                         else if(!text.isEmpty())
 222                         {
 223                                 emit messageLogged(text);
 224                         }
 225                 }
 226         }
 227
 228         process.waitForFinished();
 229         if(process.state() != QProcess::NotRunning)
 230         {
 231                 process.kill();
 232                 process.waitForFinished(-1);
 233         }
 234
 235         emit statusUpdated(100);
 236         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 237
 238         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 239         {
 240                 return false;
 241         }
 242
 243         return true;
 244 }
 245
 246 QString VorbisEncoder::extension(void)
 247 {
 248         return "ogg";
 249 }
 250
 251 bool VorbisEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 252 {
 253         if(containerType.compare("Wave", Qt::CaseInsensitive) == 0)
 254         {
 255                 if(formatType.compare("PCM", Qt::CaseInsensitive) == 0)
 256                 {
 257                         return true;
 258                 }
 259         }
 260         else if(containerType.compare("FLAC", Qt::CaseInsensitive) == 0)
 261         {
 262                 if(formatType.compare("FLAC", Qt::CaseInsensitive) == 0)
 263                 {
 264                         return true;
 265                 }
 266         }
 267
 268         return false;
 269 }
 270
 271 void VorbisEncoder::setBitrateLimits(int minimumBitrate, int maximumBitrate)
 272 {
 273         m_configBitrateMinimum = minimumBitrate;
 274         m_configBitrateMaximum = maximumBitrate;
 275 }
 276
 277 void VorbisEncoder::setSamplingRate(int value)
 278 {
 279         m_configSamplingRate = value;
 280 }
 281
 282 const AbstractEncoderInfo *VorbisEncoder::getEncoderInfo(void)
 283 {
 284         return &g_vorbisEncoderInfo;
 285 }