src/Encoder_Vorbis.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2015 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         virtual const char *extension(void) const
 110         {
 111                 static const char* s_extension = "ogg";
 112                 return s_extension;
 113         }
 114 }
 115 static const g_vorbisEncoderInfo;
 116
 117 ///////////////////////////////////////////////////////////////////////////////
 118 // Encoder implementation
 119 ///////////////////////////////////////////////////////////////////////////////
 120
 121 VorbisEncoder::VorbisEncoder(void)
 122 :
 123         m_binary(lamexp_tools_lookup("oggenc2.exe"))
 124 {
 125         if(m_binary.isEmpty())
 126         {
 127                 MUTILS_THROW("Error initializing Vorbis encoder. Tool 'oggenc2.exe' is not registred!");
 128         }
 129
 130         m_configBitrateMaximum = 0;
 131         m_configBitrateMinimum = 0;
 132         m_configSamplingRate = 0;
 133 }
 134
 135 VorbisEncoder::~VorbisEncoder(void)
 136 {
 137 }
 138
 139 bool VorbisEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const QString &outputFile, volatile bool *abortFlag)
 140 {
 141         QProcess process;
 142         QStringList args;
 143         const QString baseName = QFileInfo(outputFile).fileName();
 144
 145         switch(m_configRCMode)
 146         {
 147         case SettingsModel::VBRMode:
 148                 args << "-q" << QString::number(qBound(-2, m_configBitrate - 2, 10));
 149                 break;
 150         case SettingsModel::ABRMode:
 151                 args << "-b" << QString::number(qBound(32, (m_configBitrate + 4) * 8, 500));
 152                 break;
 153         default:
 154                 MUTILS_THROW("Bad rate-control mode!");
 155                 break;
 156         }
 157
 158         if((m_configBitrateMaximum > 0) && (m_configBitrateMinimum > 0) && (m_configBitrateMinimum <= m_configBitrateMaximum))
 159         {
 160                 args << "--min-bitrate" << QString::number(qBound(32, m_configBitrateMinimum, 500));
 161                 args << "--max-bitrate" << QString::number(qBound(32, m_configBitrateMaximum, 500));
 162         }
 163
 164         if(m_configSamplingRate > 0)
 165         {
 166                 args << "--resample" << QString::number(m_configSamplingRate) << "--converter" << QString::number(0);
 167         }
 168
 169         if(!metaInfo.title().isEmpty()) args << "-t" << cleanTag(metaInfo.title());
 170         if(!metaInfo.artist().isEmpty()) args << "-a" << cleanTag(metaInfo.artist());
 171         if(!metaInfo.album().isEmpty()) args << "-l" << cleanTag(metaInfo.album());
 172         if(!metaInfo.genre().isEmpty()) args << "-G" << cleanTag(metaInfo.genre());
 173         if(!metaInfo.comment().isEmpty()) args << "-c" << QString("comment=%1").arg(cleanTag(metaInfo.comment()));
 174         if(metaInfo.year()) args << "-d" << QString::number(metaInfo.year());
 175         if(metaInfo.position()) args << "-N" << QString::number(metaInfo.position());
 176
 177         //args << "--tv" << QString().sprintf("Encoder=LameXP v%d.%02d.%04d [%s]", lamexp_version_major(), lamexp_version_minor(), lamexp_version_build(), lamexp_version_release());
 178
 179         if(!m_configCustomParams.isEmpty()) args << m_configCustomParams.split(" ", QString::SkipEmptyParts);
 180
 181         args << "-o" << QDir::toNativeSeparators(outputFile);
 182         args << QDir::toNativeSeparators(sourceFile);
 183
 184         if(!startProcess(process, m_binary, args))
 185         {
 186                 return false;
 187         }
 188
 189         bool bTimeout = false;
 190         bool bAborted = false;
 191         int prevProgress = -1;
 192
 193         QRegExp regExp("\\[.*(\\d+)[.,](\\d+)%\\]");
 194
 195         while(process.state() != QProcess::NotRunning)
 196         {
 197                 if(*abortFlag)
 198                 {
 199                         process.kill();
 200                         bAborted = true;
 201                         emit messageLogged("\nABORTED BY USER !!!");
 202                         break;
 203                 }
 204                 process.waitForReadyRead(m_processTimeoutInterval);
 205                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 206                 {
 207                         process.kill();
 208                         qWarning("OggEnc process timed out <-- killing!");
 209                         emit messageLogged("\nPROCESS TIMEOUT !!!");
 210                         bTimeout = true;
 211                         break;
 212                 }
 213                 while(process.bytesAvailable() > 0)
 214                 {
 215                         QByteArray line = process.readLine();
 216                         QString text = QString::fromUtf8(line.constData()).simplified();
 217                         if(regExp.lastIndexIn(text) >= 0)
 218                         {
 219                                 bool ok = false;
 220                                 int progress = regExp.cap(1).toInt(&ok);
 221                                 if(ok && (progress > prevProgress))
 222                                 {
 223                                         emit statusUpdated(progress);
 224                                         prevProgress = qMin(progress + 2, 99);
 225                                 }
 226                         }
 227                         else if(!text.isEmpty())
 228                         {
 229                                 emit messageLogged(text);
 230                         }
 231                 }
 232         }
 233
 234         process.waitForFinished();
 235         if(process.state() != QProcess::NotRunning)
 236         {
 237                 process.kill();
 238                 process.waitForFinished(-1);
 239         }
 240
 241         emit statusUpdated(100);
 242         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 243
 244         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 245         {
 246                 return false;
 247         }
 248
 249         return true;
 250 }
 251
 252 bool VorbisEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 253 {
 254         if(containerType.compare("Wave", Qt::CaseInsensitive) == 0)
 255         {
 256                 if(formatType.compare("PCM", Qt::CaseInsensitive) == 0)
 257                 {
 258                         return true;
 259                 }
 260         }
 261         else if(containerType.compare("FLAC", Qt::CaseInsensitive) == 0)
 262         {
 263                 if(formatType.compare("FLAC", Qt::CaseInsensitive) == 0)
 264                 {
 265                         return true;
 266                 }
 267         }
 268
 269         return false;
 270 }
 271
 272 void VorbisEncoder::setBitrateLimits(int minimumBitrate, int maximumBitrate)
 273 {
 274         m_configBitrateMinimum = minimumBitrate;
 275         m_configBitrateMaximum = maximumBitrate;
 276 }
 277
 278 void VorbisEncoder::setSamplingRate(int value)
 279 {
 280         m_configSamplingRate = value;
 281 }
 282
 283 const AbstractEncoderInfo *VorbisEncoder::getEncoderInfo(void)
 284 {
 285         return &g_vorbisEncoderInfo;
 286 }