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