src/Encoder_AAC.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_AAC.h"
  24
  25 #include "Global.h"
  26 #include "Model_Settings.h"
  27
  28 #include <QProcess>
  29 #include <QDir>
  30
  31 static int index2bitrate(const int index)
  32 {
  33         return (index < 32) ? ((index + 1) * 8) : ((index - 15) * 16);
  34 }
  35
  36 ///////////////////////////////////////////////////////////////////////////////
  37 // Encoder Info
  38 ///////////////////////////////////////////////////////////////////////////////
  39
  40 class AACEncoderInfo : public AbstractEncoderInfo
  41 {
  42         virtual bool isModeSupported(int mode) const
  43         {
  44                 switch(mode)
  45                 {
  46                 case SettingsModel::VBRMode:
  47                 case SettingsModel::ABRMode:
  48                 case SettingsModel::CBRMode:
  49                         return true;
  50                         break;
  51                 default:
  52                         MUTILS_THROW("Bad RC mode specified!");
  53                 }
  54         }
  55
  56         virtual int valueCount(int mode) const
  57         {
  58                 switch(mode)
  59                 {
  60                 case SettingsModel::VBRMode:
  61                         return 21;
  62                         break;
  63                 case SettingsModel::ABRMode:
  64                 case SettingsModel::CBRMode:
  65                         return 41;
  66                         break;
  67                 default:
  68                         MUTILS_THROW("Bad RC mode specified!");
  69                 }
  70         }
  71
  72         virtual int valueAt(int mode, int index) const
  73         {
  74                 switch(mode)
  75                 {
  76                 case SettingsModel::VBRMode:
  77                         return qBound(0, index * 5, 100);
  78                         break;
  79                 case SettingsModel::ABRMode:
  80                 case SettingsModel::CBRMode:
  81                         return qBound(8, index2bitrate(index), 400);
  82                         break;
  83                 default:
  84                         MUTILS_THROW("Bad RC mode specified!");
  85                 }
  86         }
  87
  88         virtual int valueType(int mode) const
  89         {
  90                 switch(mode)
  91                 {
  92                 case SettingsModel::VBRMode:
  93                         return TYPE_QUALITY_LEVEL_FLT;
  94                         break;
  95                 case SettingsModel::ABRMode:
  96                         return TYPE_APPROX_BITRATE;
  97                         break;
  98                 case SettingsModel::CBRMode:
  99                         return TYPE_BITRATE;
 100                         break;
 101                 default:
 102                         MUTILS_THROW("Bad RC mode specified!");
 103                 }
 104         }
 105
 106         virtual const char *description(void) const
 107         {
 108                 static const char* s_description = "Nero AAC Encoder (\x0C2\x0A9 Nero AG)";
 109                 return s_description;
 110         }
 111
 112         virtual const char *extension(void) const
 113         {
 114                 static const char* s_extension = "mp4";
 115                 return s_extension;
 116         }
 117 }
 118 static const g_aacEncoderInfo;
 119
 120 ///////////////////////////////////////////////////////////////////////////////
 121 // Encoder implementation
 122 ///////////////////////////////////////////////////////////////////////////////
 123
 124 AACEncoder::AACEncoder(void)
 125 :
 126         m_binary_enc(lamexp_tools_lookup("neroAacEnc.exe")),
 127         m_binary_tag(lamexp_tools_lookup("neroAacTag.exe")),
 128         m_binary_sox(lamexp_tools_lookup("sox.exe"))
 129 {
 130         if(m_binary_enc.isEmpty() || m_binary_tag.isEmpty() || m_binary_sox.isEmpty())
 131         {
 132                 MUTILS_THROW("Error initializing AAC encoder. Tool 'neroAacEnc.exe' is not registred!");
 133         }
 134
 135         m_configProfile = 0;
 136         m_configEnable2Pass = true;
 137 }
 138
 139 AACEncoder::~AACEncoder(void)
 140 {
 141 }
 142
 143 bool AACEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const QString &outputFile, volatile bool *abortFlag)
 144 {
 145         QProcess process;
 146         QStringList args;
 147         const QString baseName = QFileInfo(outputFile).fileName();
 148
 149         switch(m_configRCMode)
 150         {
 151         case SettingsModel::VBRMode:
 152                 args << "-q" << QString().sprintf("%.2f", double(qBound(0, m_configBitrate * 5, 100)) / 100.0);
 153                 break;
 154         case SettingsModel::ABRMode:
 155                 args << "-br" << QString::number(qBound(8, index2bitrate(m_configBitrate), 400) * 1000);
 156                 break;
 157         case SettingsModel::CBRMode:
 158                 args << "-cbr" << QString::number(qBound(8, index2bitrate(m_configBitrate), 400) * 1000);
 159                 break;
 160         default:
 161                 MUTILS_THROW("Bad rate-control mode!");
 162                 break;
 163         }
 164
 165         if(m_configEnable2Pass && (m_configRCMode == SettingsModel::ABRMode))
 166         {
 167                 args << "-2pass";
 168         }
 169
 170         switch(m_configProfile)
 171         {
 172         case 1:
 173                 args << "-lc"; //Forces use of LC AAC profile
 174                 break;
 175         case 2:
 176                 args << "-he"; //Forces use of HE AAC profile
 177                 break;
 178         case 3:
 179                 args << "-hev2"; //Forces use of HEv2 AAC profile
 180                 break;
 181         }
 182
 183         if(!m_configCustomParams.isEmpty()) args << m_configCustomParams.split(" ", QString::SkipEmptyParts);
 184
 185         args << "-if" << QDir::toNativeSeparators(sourceFile);
 186         args << "-of" << QDir::toNativeSeparators(outputFile);
 187
 188         if(!startProcess(process, m_binary_enc, args))
 189         {
 190                 return false;
 191         }
 192
 193         bool bTimeout = false;
 194         bool bAborted = false;
 195         int prevProgress = -1;
 196
 197
 198         QRegExp regExp("Processed\\s+(\\d+)\\s+seconds");
 199         QRegExp regExp_pass1("First\\s+pass:\\s+processed\\s+(\\d+)\\s+seconds");
 200         QRegExp regExp_pass2("Second\\s+pass:\\s+processed\\s+(\\d+)\\s+seconds");
 201
 202         while(process.state() != QProcess::NotRunning)
 203         {
 204                 if(*abortFlag)
 205                 {
 206                         process.kill();
 207                         bAborted = true;
 208                         emit messageLogged("\nABORTED BY USER !!!");
 209                         break;
 210                 }
 211                 process.waitForReadyRead(m_processTimeoutInterval);
 212                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 213                 {
 214                         process.kill();
 215                         qWarning("NeroAacEnc process timed out <-- killing!");
 216                         emit messageLogged("\nPROCESS TIMEOUT !!!");
 217                         bTimeout = true;
 218                         break;
 219                 }
 220                 while(process.bytesAvailable() > 0)
 221                 {
 222                         QByteArray line = process.readLine();
 223                         QString text = QString::fromUtf8(line.constData()).simplified();
 224                         if(regExp_pass1.lastIndexIn(text) >= 0)
 225                         {
 226                                 bool ok = false;
 227                                 int progress = regExp_pass1.cap(1).toInt(&ok);
 228                                 if(ok && (duration > 0))
 229                                 {
 230                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 50.0);
 231                                         if(newProgress > prevProgress)
 232                                         {
 233                                                 emit statusUpdated(newProgress);
 234                                                 prevProgress = qMin(newProgress + 2, 99);
 235                                         }
 236                                 }
 237                         }
 238                         else if(regExp_pass2.lastIndexIn(text) >= 0)
 239                         {
 240                                 bool ok = false;
 241                                 int progress = regExp_pass2.cap(1).toInt(&ok);
 242                                 if(ok && (duration > 0))
 243                                 {
 244                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 50.0) + 50;
 245                                         if(newProgress > prevProgress)
 246                                         {
 247                                                 emit statusUpdated(newProgress);
 248                                                 prevProgress = qMin(newProgress + 2, 99);
 249                                         }
 250                                 }
 251                         }
 252                         else if(regExp.lastIndexIn(text) >= 0)
 253                         {
 254                                 bool ok = false;
 255                                 int progress = regExp.cap(1).toInt(&ok);
 256                                 if(ok && (duration > 0))
 257                                 {
 258                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 100.0);
 259                                         if(newProgress > prevProgress)
 260                                         {
 261                                                 emit statusUpdated(newProgress);
 262                                                 prevProgress = qMin(newProgress + 2, 99);
 263                                         }
 264                                 }
 265                         }
 266                         else if(!text.isEmpty())
 267                         {
 268                                 emit messageLogged(text);
 269                         }
 270                 }
 271         }
 272
 273         process.waitForFinished();
 274         if(process.state() != QProcess::NotRunning)
 275         {
 276                 process.kill();
 277                 process.waitForFinished(-1);
 278         }
 279
 280         emit statusUpdated(100);
 281         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 282
 283         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 284         {
 285                 return false;
 286         }
 287
 288         emit messageLogged("\n-------------------------------\n");
 289
 290         args.clear();
 291         args << QDir::toNativeSeparators(outputFile);
 292
 293         if(!metaInfo.title().isEmpty()) args << QString("-meta:title=%1").arg(cleanTag(metaInfo.title()));
 294         if(!metaInfo.artist().isEmpty()) args << QString("-meta:artist=%1").arg(cleanTag(metaInfo.artist()));
 295         if(!metaInfo.album().isEmpty()) args << QString("-meta:album=%1").arg(cleanTag(metaInfo.album()));
 296         if(!metaInfo.genre().isEmpty()) args << QString("-meta:genre=%1").arg(cleanTag(metaInfo.genre()));
 297         if(!metaInfo.comment().isEmpty()) args << QString("-meta:comment=%1").arg(cleanTag(metaInfo.comment()));
 298         if(metaInfo.year()) args << QString("-meta:year=%1").arg(QString::number(metaInfo.year()));
 299         if(metaInfo.position()) args << QString("-meta:track=%1").arg(QString::number(metaInfo.position()));
 300         if(!metaInfo.cover().isEmpty()) args << QString("-add-cover:%1:%2").arg("front", metaInfo.cover());
 301
 302         if(!startProcess(process, m_binary_tag, args))
 303         {
 304                 return false;
 305         }
 306
 307         bTimeout = false;
 308
 309         while(process.state() != QProcess::NotRunning)
 310         {
 311                 if(*abortFlag)
 312                 {
 313                         process.kill();
 314                         bAborted = true;
 315                         emit messageLogged("\nABORTED BY USER !!!");
 316                         break;
 317                 }
 318                 process.waitForReadyRead(m_processTimeoutInterval);
 319                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 320                 {
 321                         process.kill();
 322                         qWarning("NeroAacTag process timed out <-- killing!");
 323                         emit messageLogged("\nPROCESS TIMEOUT !!!");
 324                         bTimeout = true;
 325                         break;
 326                 }
 327                 while(process.bytesAvailable() > 0)
 328                 {
 329                         QByteArray line = process.readLine();
 330                         QString text = QString::fromUtf8(line.constData()).simplified();
 331                         if(!text.isEmpty())
 332                         {
 333                                 emit messageLogged(text);
 334                         }
 335                 }
 336         }
 337
 338         process.waitForFinished();
 339         if(process.state() != QProcess::NotRunning)
 340         {
 341                 process.kill();
 342                 process.waitForFinished(-1);
 343         }
 344
 345         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 346
 347         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 348         {
 349                 return false;
 350         }
 351
 352         return true;
 353 }
 354
 355 bool AACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 356 {
 357         if(containerType.compare("Wave", Qt::CaseInsensitive) == 0)
 358         {
 359                 if(formatType.compare("PCM", Qt::CaseInsensitive) == 0)
 360                 {
 361                         return true;
 362                 }
 363         }
 364
 365         return false;
 366 }
 367
 368 void AACEncoder::setProfile(int profile)
 369 {
 370         m_configProfile = profile;
 371 }
 372
 373 void AACEncoder::setEnable2Pass(bool enabled)
 374 {
 375         m_configEnable2Pass = enabled;
 376 }
 377
 378 const bool AACEncoder::needsTimingInfo(void)
 379 {
 380         return true;
 381 }
 382
 383 const AbstractEncoderInfo *AACEncoder::getEncoderInfo(void)
 384 {
 385         return &g_aacEncoderInfo;
 386 }