src/Encoder_MAC.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_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         virtual const char *extension(void) const
 108         {
 109                 static const char* s_extension = "ape";
 110                 return s_extension;
 111         }
 112 }
 113 static const g_macEncoderInfo;
 114
 115 ///////////////////////////////////////////////////////////////////////////////
 116 // Encoder implementation
 117 ///////////////////////////////////////////////////////////////////////////////
 118
 119 MACEncoder::MACEncoder(void)
 120 :
 121         m_binary_enc(lamexp_tools_lookup("mac.exe")),
 122         m_binary_tag(lamexp_tools_lookup("tag.exe"))
 123 {
 124         if(m_binary_enc.isEmpty() || m_binary_tag.isEmpty())
 125         {
 126                 MUTILS_THROW("Error initializing MAC encoder. Tool 'mac.exe' or 'tag.exe' is not registred!");
 127         }
 128 }
 129
 130 MACEncoder::~MACEncoder(void)
 131 {
 132 }
 133
 134 bool MACEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const QString &outputFile, volatile bool *abortFlag)
 135 {
 136         QProcess process;
 137         QStringList args;
 138
 139         const QString baseName = QFileInfo(outputFile).fileName();
 140
 141         args << QDir::toNativeSeparators(sourceFile);
 142         args << QDir::toNativeSeparators(outputFile);
 143
 144         switch(m_configRCMode)
 145         {
 146         case SettingsModel::VBRMode:
 147                 args << QString().sprintf("-c%d", (m_configBitrate + 1) * 1000);
 148                 break;
 149         default:
 150                 MUTILS_THROW("Bad rate-control mode!");
 151                 break;
 152         }
 153
 154         if(!startProcess(process, m_binary_enc, args))
 155         {
 156                 return false;
 157         }
 158
 159         bool bTimeout = false;
 160         bool bAborted = false;
 161         int prevProgress = -1;
 162
 163         QRegExp regExp("Progress: (\\d+).(\\d+)%");
 164
 165         while(process.state() != QProcess::NotRunning)
 166         {
 167                 if(*abortFlag)
 168                 {
 169                         process.kill();
 170                         bAborted = true;
 171                         emit messageLogged("\nABORTED BY USER !!!");
 172                         break;
 173                 }
 174                 process.waitForReadyRead(m_processTimeoutInterval);
 175                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 176                 {
 177                         process.kill();
 178                         qWarning("MAC process timed out <-- killing!");
 179                         emit messageLogged("\nPROCESS TIMEOUT !!!");
 180                         bTimeout = true;
 181                         break;
 182                 }
 183                 while(process.bytesAvailable() > 0)
 184                 {
 185                         QByteArray line = process.readLine();
 186                         QString text = QString::fromUtf8(line.constData()).simplified();
 187                         if(regExp.lastIndexIn(text) >= 0)
 188                         {
 189                                 bool ok = false;
 190                                 int progress = regExp.cap(1).toInt(&ok);
 191                                 if(ok && (progress > prevProgress))
 192                                 {
 193                                         emit statusUpdated(progress);
 194                                         prevProgress = qMin(progress + 2, 99);
 195                                 }
 196                         }
 197                         else if(!text.isEmpty())
 198                         {
 199                                 emit messageLogged(text);
 200                         }
 201                 }
 202         }
 203
 204         process.waitForFinished();
 205         if(process.state() != QProcess::NotRunning)
 206         {
 207                 process.kill();
 208                 process.waitForFinished(-1);
 209         }
 210
 211         emit statusUpdated(100);
 212         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 213
 214         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 215         {
 216                 return false;
 217         }
 218
 219         if(metaInfo.empty(true))
 220         {
 221                 return true;
 222         }
 223
 224         emit messageLogged("\n-------------------------------\n");
 225
 226         args.clear();
 227         args << "APE2" << QDir::toNativeSeparators(outputFile);
 228
 229         if(!metaInfo.title().isEmpty())   args << QString("Title=%1").arg(cleanTag(metaInfo.title()));
 230         if(!metaInfo.artist().isEmpty())  args << QString("Artist=%1").arg(cleanTag(metaInfo.artist()));
 231         if(!metaInfo.album().isEmpty())   args << QString("Album=%1").arg(cleanTag(metaInfo.album()));
 232         if(!metaInfo.genre().isEmpty())   args << QString("Genre=%1").arg(cleanTag(metaInfo.genre()));
 233         if(!metaInfo.comment().isEmpty()) args << QString("Comment=%1").arg(cleanTag(metaInfo.comment()));
 234         if(metaInfo.year())               args << QString("Year=%1").arg(QString::number(metaInfo.year()));
 235         if(metaInfo.position())           args << QString("Track=%1").arg(QString::number(metaInfo.position()));
 236
 237         //if(!metaInfo.cover().isEmpty()) args << QString("-add-cover:%1:%2").arg("front", metaInfo.cover());
 238
 239         if(!startProcess(process, m_binary_tag, args))
 240         {
 241                 return false;
 242         }
 243
 244         bTimeout = false;
 245
 246         while(process.state() != QProcess::NotRunning)
 247         {
 248                 if(*abortFlag)
 249                 {
 250                         process.kill();
 251                         bAborted = true;
 252                         emit messageLogged("\nABORTED BY USER !!!");
 253                         break;
 254                 }
 255                 process.waitForReadyRead(m_processTimeoutInterval);
 256                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 257                 {
 258                         process.kill();
 259                         qWarning("Tag process timed out <-- killing!");
 260                         emit messageLogged("\nPROCESS TIMEOUT !!!");
 261                         bTimeout = true;
 262                         break;
 263                 }
 264                 while(process.bytesAvailable() > 0)
 265                 {
 266                         QByteArray line = process.readLine();
 267                         QString text = QString::fromUtf8(line.constData()).simplified();
 268                         if(!text.isEmpty())
 269                         {
 270                                 emit messageLogged(text);
 271                         }
 272                 }
 273         }
 274
 275         process.waitForFinished();
 276         if(process.state() != QProcess::NotRunning)
 277         {
 278                 process.kill();
 279                 process.waitForFinished(-1);
 280         }
 281
 282         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 283
 284         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 285         {
 286                 return false;
 287         }
 288
 289         return true;
 290 }
 291
 292 bool MACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 293 {
 294         if(containerType.compare("Wave", Qt::CaseInsensitive) == 0)
 295         {
 296                 if(formatType.compare("PCM", Qt::CaseInsensitive) == 0)
 297                 {
 298                         return true;
 299                 }
 300         }
 301
 302         return false;
 303 }
 304
 305 const AbstractEncoderInfo *MACEncoder::getEncoderInfo(void)
 306 {
 307         return &g_macEncoderInfo;
 308 }