src/Encoder_AAC.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_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         virtual bool isResamplingSupported(void) const
 119         {
 120                 return false;
 121         }
 122 }
 123 static const g_aacEncoderInfo;
 124
 125 ///////////////////////////////////////////////////////////////////////////////
 126 // Encoder implementation
 127 ///////////////////////////////////////////////////////////////////////////////
 128
 129 AACEncoder::AACEncoder(void)
 130 :
 131         m_binary_enc(lamexp_tools_lookup(L1S("neroAacEnc.exe"))),
 132         m_binary_tag(lamexp_tools_lookup(L1S("neroAacTag.exe")))
 133 {
 134         if(m_binary_enc.isEmpty() || m_binary_tag.isEmpty())
 135         {
 136                 MUTILS_THROW("Error initializing AAC encoder. Tool 'neroAacEnc.exe' is not registred!");
 137         }
 138
 139         m_configProfile = 0;
 140         m_configEnable2Pass = true;
 141 }
 142
 143 AACEncoder::~AACEncoder(void)
 144 {
 145 }
 146
 147 bool AACEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const QString &outputFile, volatile bool *abortFlag)
 148 {
 149         QProcess process;
 150         QStringList args;
 151         const QString baseName = QFileInfo(outputFile).fileName();
 152
 153         switch(m_configRCMode)
 154         {
 155         case SettingsModel::VBRMode:
 156                 args << L1S("-q") << QString().sprintf("%.2f", double(qBound(0, m_configBitrate * 5, 100)) / 100.0);
 157                 break;
 158         case SettingsModel::ABRMode:
 159                 args << L1S("-br") << QString::number(qBound(8, index2bitrate(m_configBitrate), 400) * 1000);
 160                 break;
 161         case SettingsModel::CBRMode:
 162                 args << L1S("-cbr") << QString::number(qBound(8, index2bitrate(m_configBitrate), 400) * 1000);
 163                 break;
 164         default:
 165                 MUTILS_THROW("Bad rate-control mode!");
 166                 break;
 167         }
 168
 169         if(m_configEnable2Pass && (m_configRCMode == SettingsModel::ABRMode))
 170         {
 171                 args << L1S("-2pass");
 172         }
 173
 174         switch(m_configProfile)
 175         {
 176         case 1:
 177                 args << L1S("-lc"); //Forces use of LC AAC profile
 178                 break;
 179         case 2:
 180                 args << L1S("-he"); //Forces use of HE AAC profile
 181                 break;
 182         case 3:
 183                 args << L1S("-hev2"); //Forces use of HEv2 AAC profile
 184                 break;
 185         }
 186
 187         if(!m_configCustomParams.isEmpty()) args << m_configCustomParams.split(" ", QString::SkipEmptyParts);
 188
 189         args << L1S("-if") << QDir::toNativeSeparators(sourceFile);
 190         args << L1S("-of") << QDir::toNativeSeparators(outputFile);
 191
 192         if(!startProcess(process, m_binary_enc, args))
 193         {
 194                 return false;
 195         }
 196
 197         bool bTimeout = false;
 198         bool bAborted = false;
 199         int prevProgress = -1;
 200
 201
 202         QRegExp regExp(L1S("Processed\\s+(\\d+)\\s+seconds"));
 203         QRegExp regExp_pass1(L1S("First\\s+pass:\\s+processed\\s+(\\d+)\\s+seconds"));
 204         QRegExp regExp_pass2(L1S("Second\\s+pass:\\s+processed\\s+(\\d+)\\s+seconds"));
 205
 206         while(process.state() != QProcess::NotRunning)
 207         {
 208                 if(*abortFlag)
 209                 {
 210                         process.kill();
 211                         bAborted = true;
 212                         emit messageLogged(L1S("\nABORTED BY USER !!!"));
 213                         break;
 214                 }
 215                 process.waitForReadyRead(m_processTimeoutInterval);
 216                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 217                 {
 218                         process.kill();
 219                         qWarning("NeroAacEnc process timed out <-- killing!");
 220                         emit messageLogged(L1S("\nPROCESS TIMEOUT !!!"));
 221                         bTimeout = true;
 222                         break;
 223                 }
 224                 while(process.bytesAvailable() > 0)
 225                 {
 226                         QByteArray line = process.readLine();
 227                         QString text = QString::fromUtf8(line.constData()).simplified();
 228                         if(regExp_pass1.lastIndexIn(text) >= 0)
 229                         {
 230                                 bool ok = false;
 231                                 int progress = regExp_pass1.cap(1).toInt(&ok);
 232                                 if(ok && (duration > 0))
 233                                 {
 234                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 50.0);
 235                                         if(newProgress > prevProgress)
 236                                         {
 237                                                 emit statusUpdated(newProgress);
 238                                                 prevProgress = qMin(newProgress + 2, 99);
 239                                         }
 240                                 }
 241                         }
 242                         else if(regExp_pass2.lastIndexIn(text) >= 0)
 243                         {
 244                                 bool ok = false;
 245                                 int progress = regExp_pass2.cap(1).toInt(&ok);
 246                                 if(ok && (duration > 0))
 247                                 {
 248                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 50.0) + 50;
 249                                         if(newProgress > prevProgress)
 250                                         {
 251                                                 emit statusUpdated(newProgress);
 252                                                 prevProgress = qMin(newProgress + 2, 99);
 253                                         }
 254                                 }
 255                         }
 256                         else if(regExp.lastIndexIn(text) >= 0)
 257                         {
 258                                 bool ok = false;
 259                                 int progress = regExp.cap(1).toInt(&ok);
 260                                 if(ok && (duration > 0))
 261                                 {
 262                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 100.0);
 263                                         if(newProgress > prevProgress)
 264                                         {
 265                                                 emit statusUpdated(newProgress);
 266                                                 prevProgress = qMin(newProgress + 2, 99);
 267                                         }
 268                                 }
 269                         }
 270                         else if(!text.isEmpty())
 271                         {
 272                                 emit messageLogged(text);
 273                         }
 274                 }
 275         }
 276
 277         process.waitForFinished();
 278         if(process.state() != QProcess::NotRunning)
 279         {
 280                 process.kill();
 281                 process.waitForFinished(-1);
 282         }
 283
 284         emit statusUpdated(100);
 285         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 286
 287         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 288         {
 289                 return false;
 290         }
 291
 292         if(metaInfo.empty(false))
 293         {
 294                 return true;
 295         }
 296
 297         emit messageLogged(L1S("\n-------------------------------\n"));
 298
 299         args.clear();
 300         args << QDir::toNativeSeparators(outputFile);
 301
 302         if(!metaInfo.title().isEmpty())   args << QString("-meta:title=%1").arg(cleanTag(metaInfo.title()));
 303         if(!metaInfo.artist().isEmpty())  args << QString("-meta:artist=%1").arg(cleanTag(metaInfo.artist()));
 304         if(!metaInfo.album().isEmpty())   args << QString("-meta:album=%1").arg(cleanTag(metaInfo.album()));
 305         if(!metaInfo.genre().isEmpty())   args << QString("-meta:genre=%1").arg(cleanTag(metaInfo.genre()));
 306         if(!metaInfo.comment().isEmpty()) args << QString("-meta:comment=%1").arg(cleanTag(metaInfo.comment()));
 307         if(metaInfo.year())               args << QString("-meta:year=%1").arg(QString::number(metaInfo.year()));
 308         if(metaInfo.position())           args << QString("-meta:track=%1").arg(QString::number(metaInfo.position()));
 309         if(!metaInfo.cover().isEmpty())   args << QString("-add-cover:%1:%2").arg("front", metaInfo.cover());
 310
 311         if(!startProcess(process, m_binary_tag, args))
 312         {
 313                 return false;
 314         }
 315
 316         bTimeout = false;
 317
 318         while(process.state() != QProcess::NotRunning)
 319         {
 320                 if(*abortFlag)
 321                 {
 322                         process.kill();
 323                         bAborted = true;
 324                         emit messageLogged(L1S("\nABORTED BY USER !!!"));
 325                         break;
 326                 }
 327                 process.waitForReadyRead(m_processTimeoutInterval);
 328                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 329                 {
 330                         process.kill();
 331                         qWarning("NeroAacTag process timed out <-- killing!");
 332                         emit messageLogged(L1S("\nPROCESS TIMEOUT !!!"));
 333                         bTimeout = true;
 334                         break;
 335                 }
 336                 while(process.bytesAvailable() > 0)
 337                 {
 338                         QByteArray line = process.readLine();
 339                         QString text = QString::fromUtf8(line.constData()).simplified();
 340                         if(!text.isEmpty())
 341                         {
 342                                 emit messageLogged(text);
 343                         }
 344                 }
 345         }
 346
 347         process.waitForFinished();
 348         if(process.state() != QProcess::NotRunning)
 349         {
 350                 process.kill();
 351                 process.waitForFinished(-1);
 352         }
 353
 354         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 355
 356         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 357         {
 358                 return false;
 359         }
 360
 361         return true;
 362 }
 363
 364 bool AACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 365 {
 366         if(containerType.compare(L1S("Wave"), Qt::CaseInsensitive) == 0)
 367         {
 368                 if(formatType.compare(L1S("PCM"), Qt::CaseInsensitive) == 0)
 369                 {
 370                         return true;
 371                 }
 372         }
 373
 374         return false;
 375 }
 376
 377 void AACEncoder::setProfile(int profile)
 378 {
 379         m_configProfile = profile;
 380 }
 381
 382 void AACEncoder::setEnable2Pass(bool enabled)
 383 {
 384         m_configEnable2Pass = enabled;
 385 }
 386
 387 const bool AACEncoder::needsTimingInfo(void)
 388 {
 389         return true;
 390 }
 391
 392 const AbstractEncoderInfo *AACEncoder::getEncoderInfo(void)
 393 {
 394         return &g_aacEncoderInfo;
 395 }