src/Encoder_MAC.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2016 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         virtual bool isResamplingSupported(void) const
 114         {
 115                 return false;
 116         }
 117 }
 118 static const g_macEncoderInfo;
 119
 120 ///////////////////////////////////////////////////////////////////////////////
 121 // Encoder implementation
 122 ///////////////////////////////////////////////////////////////////////////////
 123
 124 MACEncoder::MACEncoder(void)
 125 :
 126         m_binary_enc(lamexp_tools_lookup(L1S("mac.exe"))),
 127         m_binary_tag(lamexp_tools_lookup(L1S("tag.exe")))
 128 {
 129         if(m_binary_enc.isEmpty() || m_binary_tag.isEmpty())
 130         {
 131                 MUTILS_THROW("Error initializing MAC encoder. Tool 'mac.exe' or 'tag.exe' is not registred!");
 132         }
 133 }
 134
 135 MACEncoder::~MACEncoder(void)
 136 {
 137 }
 138
 139 bool MACEncoder::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
 144         const QString baseName = QFileInfo(outputFile).fileName();
 145
 146         args << QDir::toNativeSeparators(sourceFile);
 147         args << QDir::toNativeSeparators(outputFile);
 148
 149         switch(m_configRCMode)
 150         {
 151         case SettingsModel::VBRMode:
 152                 args << QString().sprintf("-c%d", (m_configBitrate + 1) * 1000);
 153                 break;
 154         default:
 155                 MUTILS_THROW("Bad rate-control mode!");
 156                 break;
 157         }
 158
 159         if(!startProcess(process, m_binary_enc, args))
 160         {
 161                 return false;
 162         }
 163
 164         bool bTimeout = false;
 165         bool bAborted = false;
 166         int prevProgress = -1;
 167
 168         QRegExp regExp(L1S("Progress: (\\d+).(\\d+)%"));
 169
 170         while(process.state() != QProcess::NotRunning)
 171         {
 172                 if(*abortFlag)
 173                 {
 174                         process.kill();
 175                         bAborted = true;
 176                         emit messageLogged(L1S("\nABORTED BY USER !!!"));
 177                         break;
 178                 }
 179                 process.waitForReadyRead(m_processTimeoutInterval);
 180                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 181                 {
 182                         process.kill();
 183                         qWarning("MAC process timed out <-- killing!");
 184                         emit messageLogged(L1S("\nPROCESS TIMEOUT !!!"));
 185                         bTimeout = true;
 186                         break;
 187                 }
 188                 while(process.bytesAvailable() > 0)
 189                 {
 190                         QByteArray line = process.readLine();
 191                         QString text = QString::fromUtf8(line.constData()).simplified();
 192                         if(regExp.lastIndexIn(text) >= 0)
 193                         {
 194                                 bool ok = false;
 195                                 int progress = regExp.cap(1).toInt(&ok);
 196                                 if(ok && (progress > prevProgress))
 197                                 {
 198                                         emit statusUpdated(progress);
 199                                         prevProgress = qMin(progress + 2, 99);
 200                                 }
 201                         }
 202                         else if(!text.isEmpty())
 203                         {
 204                                 emit messageLogged(text);
 205                         }
 206                 }
 207         }
 208
 209         process.waitForFinished();
 210         if(process.state() != QProcess::NotRunning)
 211         {
 212                 process.kill();
 213                 process.waitForFinished(-1);
 214         }
 215
 216         emit statusUpdated(100);
 217         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 218
 219         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 220         {
 221                 return false;
 222         }
 223
 224         if(metaInfo.empty(true))
 225         {
 226                 return true;
 227         }
 228
 229         emit messageLogged(L1S("\n-------------------------------\n"));
 230
 231         args.clear();
 232         args << L1S("APE2") << QDir::toNativeSeparators(outputFile);
 233
 234         if(!metaInfo.title().isEmpty())   args << QString("Title=%1").arg(cleanTag(metaInfo.title()));
 235         if(!metaInfo.artist().isEmpty())  args << QString("Artist=%1").arg(cleanTag(metaInfo.artist()));
 236         if(!metaInfo.album().isEmpty())   args << QString("Album=%1").arg(cleanTag(metaInfo.album()));
 237         if(!metaInfo.genre().isEmpty())   args << QString("Genre=%1").arg(cleanTag(metaInfo.genre()));
 238         if(!metaInfo.comment().isEmpty()) args << QString("Comment=%1").arg(cleanTag(metaInfo.comment()));
 239         if(metaInfo.year())               args << QString("Year=%1").arg(QString::number(metaInfo.year()));
 240         if(metaInfo.position())           args << QString("Track=%1").arg(QString::number(metaInfo.position()));
 241
 242         //if(!metaInfo.cover().isEmpty()) args << QString("-add-cover:%1:%2").arg("front", metaInfo.cover());
 243
 244         if(!startProcess(process, m_binary_tag, args))
 245         {
 246                 return false;
 247         }
 248
 249         bTimeout = false;
 250
 251         while(process.state() != QProcess::NotRunning)
 252         {
 253                 if(*abortFlag)
 254                 {
 255                         process.kill();
 256                         bAborted = true;
 257                         emit messageLogged(L1S("\nABORTED BY USER !!!"));
 258                         break;
 259                 }
 260                 process.waitForReadyRead(m_processTimeoutInterval);
 261                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 262                 {
 263                         process.kill();
 264                         qWarning("Tag process timed out <-- killing!");
 265                         emit messageLogged(L1S("\nPROCESS TIMEOUT !!!"));
 266                         bTimeout = true;
 267                         break;
 268                 }
 269                 while(process.bytesAvailable() > 0)
 270                 {
 271                         QByteArray line = process.readLine();
 272                         QString text = QString::fromUtf8(line.constData()).simplified();
 273                         if(!text.isEmpty())
 274                         {
 275                                 emit messageLogged(text);
 276                         }
 277                 }
 278         }
 279
 280         process.waitForFinished();
 281         if(process.state() != QProcess::NotRunning)
 282         {
 283                 process.kill();
 284                 process.waitForFinished(-1);
 285         }
 286
 287         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 288
 289         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 290         {
 291                 return false;
 292         }
 293
 294         return true;
 295 }
 296
 297 bool MACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 298 {
 299         if(containerType.compare(L1S("Wave"), Qt::CaseInsensitive) == 0)
 300         {
 301                 if(formatType.compare(L1S("PCM"), Qt::CaseInsensitive) == 0)
 302                 {
 303                         return true;
 304                 }
 305         }
 306
 307         return false;
 308 }
 309
 310 const AbstractEncoderInfo *MACEncoder::getEncoderInfo(void)
 311 {
 312         return &g_macEncoderInfo;
 313 }