src/Encoder_MAC.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_MAC.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 MACEncoderInfo : public AbstractEncoderInfo
  36 {
  37         virtual bool isModeSupported(int mode) const
  38         {
  39                 switch(mode)
  40                 {
  41                 case SettingsModel::VBRMode:
  42                         return true;
  43                         break;
  44                 case SettingsModel::ABRMode:
  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 5;
  59                         break;
  60                 case SettingsModel::ABRMode:
  61                 case SettingsModel::CBRMode:
  62                         return -1;
  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(0, index + 1, 8);
  75                         break;
  76                 case SettingsModel::ABRMode:
  77                 case SettingsModel::CBRMode:
  78                         return -1;
  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_COMPRESSION_LEVEL;
  91                         break;
  92                 case SettingsModel::ABRMode:
  93                 case SettingsModel::CBRMode:
  94                         return -1;
  95                         break;
  96                 default:
  97                         MUTILS_THROW("Bad RC mode specified!");
  98                 }
  99         }
 100
 101         virtual const char *description(void) const
 102         {
 103                 static const char* s_description = "Monkey's Audio (MAC)";
 104                 return s_description;
 105         }
 106 }
 107 static const g_macEncoderInfo;
 108
 109 ///////////////////////////////////////////////////////////////////////////////
 110 // Encoder implementation
 111 ///////////////////////////////////////////////////////////////////////////////
 112
 113 MACEncoder::MACEncoder(void)
 114 :
 115         m_binary_enc(lamexp_tool_lookup("mac.exe")),
 116         m_binary_tag(lamexp_tool_lookup("tag.exe"))
 117 {
 118         if(m_binary_enc.isEmpty() || m_binary_tag.isEmpty())
 119         {
 120                 MUTILS_THROW("Error initializing MAC encoder. Tool 'mac.exe' or 'tag.exe' is not registred!");
 121         }
 122 }
 123
 124 MACEncoder::~MACEncoder(void)
 125 {
 126 }
 127
 128 bool MACEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const QString &outputFile, volatile bool *abortFlag)
 129 {
 130         QProcess process;
 131         QStringList args;
 132
 133         const QString baseName = QFileInfo(outputFile).fileName();
 134
 135         args << QDir::toNativeSeparators(sourceFile);
 136         args << QDir::toNativeSeparators(outputFile);
 137
 138         switch(m_configRCMode)
 139         {
 140         case SettingsModel::VBRMode:
 141                 args << QString().sprintf("-c%d", (m_configBitrate + 1) * 1000);
 142                 break;
 143         default:
 144                 MUTILS_THROW("Bad rate-control mode!");
 145                 break;
 146         }
 147
 148         if(!startProcess(process, m_binary_enc, args))
 149         {
 150                 return false;
 151         }
 152
 153         bool bTimeout = false;
 154         bool bAborted = false;
 155         int prevProgress = -1;
 156
 157         QRegExp regExp("Progress: (\\d+).(\\d+)%");
 158
 159         while(process.state() != QProcess::NotRunning)
 160         {
 161                 if(*abortFlag)
 162                 {
 163                         process.kill();
 164                         bAborted = true;
 165                         emit messageLogged("\nABORTED BY USER !!!");
 166                         break;
 167                 }
 168                 process.waitForReadyRead(m_processTimeoutInterval);
 169                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 170                 {
 171                         process.kill();
 172                         qWarning("MAC process timed out <-- killing!");
 173                         emit messageLogged("\nPROCESS TIMEOUT !!!");
 174                         bTimeout = true;
 175                         break;
 176                 }
 177                 while(process.bytesAvailable() > 0)
 178                 {
 179                         QByteArray line = process.readLine();
 180                         QString text = QString::fromUtf8(line.constData()).simplified();
 181                         if(regExp.lastIndexIn(text) >= 0)
 182                         {
 183                                 bool ok = false;
 184                                 int progress = regExp.cap(1).toInt(&ok);
 185                                 if(ok && (progress > prevProgress))
 186                                 {
 187                                         emit statusUpdated(progress);
 188                                         prevProgress = qMin(progress + 2, 99);
 189                                 }
 190                         }
 191                         else if(!text.isEmpty())
 192                         {
 193                                 emit messageLogged(text);
 194                         }
 195                 }
 196         }
 197
 198         process.waitForFinished();
 199         if(process.state() != QProcess::NotRunning)
 200         {
 201                 process.kill();
 202                 process.waitForFinished(-1);
 203         }
 204
 205         emit statusUpdated(100);
 206         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 207
 208         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 209         {
 210                 return false;
 211         }
 212
 213         emit messageLogged("\n-------------------------------\n");
 214
 215         args.clear();
 216         args << "APE2" << QDir::toNativeSeparators(outputFile);
 217
 218         if(!metaInfo.title().isEmpty()) args << QString("Title=%1").arg(cleanTag(metaInfo.title()));
 219         if(!metaInfo.artist().isEmpty()) args << QString("Artist=%1").arg(cleanTag(metaInfo.artist()));
 220         if(!metaInfo.album().isEmpty()) args << QString("Album=%1").arg(cleanTag(metaInfo.album()));
 221         if(!metaInfo.genre().isEmpty()) args << QString("Genre=%1").arg(cleanTag(metaInfo.genre()));
 222         if(!metaInfo.comment().isEmpty()) args << QString("Comment=%1").arg(cleanTag(metaInfo.comment()));
 223         if(metaInfo.year()) args << QString("Year=%1").arg(QString::number(metaInfo.year()));
 224         if(metaInfo.position()) args << QString("Track=%1").arg(QString::number(metaInfo.position()));
 225
 226         //if(!metaInfo.cover().isEmpty()) args << QString("-add-cover:%1:%2").arg("front", metaInfo.cover());
 227
 228         if(!startProcess(process, m_binary_tag, args))
 229         {
 230                 return false;
 231         }
 232
 233         bTimeout = false;
 234
 235         while(process.state() != QProcess::NotRunning)
 236         {
 237                 if(*abortFlag)
 238                 {
 239                         process.kill();
 240                         bAborted = true;
 241                         emit messageLogged("\nABORTED BY USER !!!");
 242                         break;
 243                 }
 244                 process.waitForReadyRead(m_processTimeoutInterval);
 245                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 246                 {
 247                         process.kill();
 248                         qWarning("Tag process timed out <-- killing!");
 249                         emit messageLogged("\nPROCESS TIMEOUT !!!");
 250                         bTimeout = true;
 251                         break;
 252                 }
 253                 while(process.bytesAvailable() > 0)
 254                 {
 255                         QByteArray line = process.readLine();
 256                         QString text = QString::fromUtf8(line.constData()).simplified();
 257                         if(!text.isEmpty())
 258                         {
 259                                 emit messageLogged(text);
 260                         }
 261                 }
 262         }
 263
 264         process.waitForFinished();
 265         if(process.state() != QProcess::NotRunning)
 266         {
 267                 process.kill();
 268                 process.waitForFinished(-1);
 269         }
 270
 271         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 272
 273         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 274         {
 275                 return false;
 276         }
 277
 278         return true;
 279 }
 280
 281 QString MACEncoder::extension(void)
 282 {
 283         return "ape";
 284 }
 285
 286 bool MACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 287 {
 288         if(containerType.compare("Wave", Qt::CaseInsensitive) == 0)
 289         {
 290                 if(formatType.compare("PCM", Qt::CaseInsensitive) == 0)
 291                 {
 292                         return true;
 293                 }
 294         }
 295
 296         return false;
 297 }
 298
 299 const AbstractEncoderInfo *MACEncoder::getEncoderInfo(void)
 300 {
 301         return &g_macEncoderInfo;
 302 }