src/Encoder_AAC.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2017 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 #define IS_VALID(X) (((X) != 0U) && ((X) != UINT_MAX))
  37
  38 ///////////////////////////////////////////////////////////////////////////////
  39 // Encoder Info
  40 ///////////////////////////////////////////////////////////////////////////////
  41
  42 class AACEncoderInfo : public AbstractEncoderInfo
  43 {
  44         virtual bool isModeSupported(int mode) const
  45         {
  46                 switch(mode)
  47                 {
  48                 case SettingsModel::VBRMode:
  49                 case SettingsModel::ABRMode:
  50                 case SettingsModel::CBRMode:
  51                         return true;
  52                         break;
  53                 default:
  54                         MUTILS_THROW("Bad RC mode specified!");
  55                 }
  56         }
  57
  58         virtual int valueCount(int mode) const
  59         {
  60                 switch(mode)
  61                 {
  62                 case SettingsModel::VBRMode:
  63                         return 21;
  64                         break;
  65                 case SettingsModel::ABRMode:
  66                 case SettingsModel::CBRMode:
  67                         return 41;
  68                         break;
  69                 default:
  70                         MUTILS_THROW("Bad RC mode specified!");
  71                 }
  72         }
  73
  74         virtual int valueAt(int mode, int index) const
  75         {
  76                 switch(mode)
  77                 {
  78                 case SettingsModel::VBRMode:
  79                         return qBound(0, index * 5, 100);
  80                         break;
  81                 case SettingsModel::ABRMode:
  82                 case SettingsModel::CBRMode:
  83                         return qBound(8, index2bitrate(index), 400);
  84                         break;
  85                 default:
  86                         MUTILS_THROW("Bad RC mode specified!");
  87                 }
  88         }
  89
  90         virtual int valueType(int mode) const
  91         {
  92                 switch(mode)
  93                 {
  94                 case SettingsModel::VBRMode:
  95                         return TYPE_QUALITY_LEVEL_FLT;
  96                         break;
  97                 case SettingsModel::ABRMode:
  98                         return TYPE_APPROX_BITRATE;
  99                         break;
 100                 case SettingsModel::CBRMode:
 101                         return TYPE_BITRATE;
 102                         break;
 103                 default:
 104                         MUTILS_THROW("Bad RC mode specified!");
 105                 }
 106         }
 107
 108         virtual const char *description(void) const
 109         {
 110                 static const char* s_description = "Nero AAC Encoder (\x0C2\x0A9 Nero AG)";
 111                 return s_description;
 112         }
 113
 114         virtual const char *extension(void) const
 115         {
 116                 static const char* s_extension = "mp4";
 117                 return s_extension;
 118         }
 119
 120         virtual bool isResamplingSupported(void) const
 121         {
 122                 return false;
 123         }
 124 }
 125 static const g_aacEncoderInfo;
 126
 127 ///////////////////////////////////////////////////////////////////////////////
 128 // Encoder implementation
 129 ///////////////////////////////////////////////////////////////////////////////
 130
 131 AACEncoder::AACEncoder(void)
 132 :
 133         m_binary_enc(lamexp_tools_lookup(L1S("neroAacEnc.exe"))),
 134         m_binary_tag(lamexp_tools_lookup(L1S("neroAacTag.exe")))
 135 {
 136         if(m_binary_enc.isEmpty() || m_binary_tag.isEmpty())
 137         {
 138                 MUTILS_THROW("Error initializing AAC encoder. Tool 'neroAacEnc.exe' is not registred!");
 139         }
 140
 141         m_configProfile = 0;
 142         m_configEnable2Pass = true;
 143 }
 144
 145 AACEncoder::~AACEncoder(void)
 146 {
 147 }
 148
 149 bool AACEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const unsigned int channels, const QString &outputFile, QAtomicInt &abortFlag)
 150 {
 151         QProcess process;
 152         QStringList args;
 153         const QString baseName = QFileInfo(outputFile).fileName();
 154
 155         switch(m_configRCMode)
 156         {
 157         case SettingsModel::VBRMode:
 158                 args << L1S("-q") << QString().sprintf("%.2f", double(qBound(0, m_configBitrate * 5, 100)) / 100.0);
 159                 break;
 160         case SettingsModel::ABRMode:
 161                 args << L1S("-br") << QString::number(qBound(8, index2bitrate(m_configBitrate), 400) * 1000);
 162                 break;
 163         case SettingsModel::CBRMode:
 164                 args << L1S("-cbr") << QString::number(qBound(8, index2bitrate(m_configBitrate), 400) * 1000);
 165                 break;
 166         default:
 167                 MUTILS_THROW("Bad rate-control mode!");
 168                 break;
 169         }
 170
 171         if(m_configEnable2Pass && (m_configRCMode == SettingsModel::ABRMode))
 172         {
 173                 args << L1S("-2pass");
 174         }
 175
 176         int selectedProfile = m_configProfile;
 177         if ((selectedProfile == 3) && IS_VALID(channels) && (channels != 2))
 178         {
 179                 emit messageLogged("WARNING: Cannot use HE-AAC v2 (SBR+PS) with Mono input --> reverting to HE-AAC (SBR)");
 180                 selectedProfile = 2;
 181         }
 182
 183         switch(selectedProfile)
 184         {
 185         case 0:
 186                 //Do *not* overwrite profile -> let the encoder decide!
 187                 break;
 188         case 1:
 189                 args << L1S("-lc"); //Forces use of LC AAC profile
 190                 break;
 191         case 2:
 192                 args << L1S("-he"); //Forces use of HE AAC profile
 193                 break;
 194         case 3:
 195                 args << L1S("-hev2"); //Forces use of HEv2 AAC profile
 196                 break;
 197         default:
 198                 MUTILS_THROW("Bad AAC Profile specified!");
 199         }
 200
 201         if(!m_configCustomParams.isEmpty()) args << m_configCustomParams.split(" ", QString::SkipEmptyParts);
 202
 203         args << L1S("-if") << QDir::toNativeSeparators(sourceFile);
 204         args << L1S("-of") << QDir::toNativeSeparators(outputFile);
 205
 206         if(!startProcess(process, m_binary_enc, args))
 207         {
 208                 return false;
 209         }
 210
 211         bool bTimeout = false;
 212         bool bAborted = false;
 213         int prevProgress = -1;
 214
 215
 216         QRegExp regExp(L1S("Processed\\s+(\\d+)\\s+seconds"));
 217         QRegExp regExp_pass1(L1S("First\\s+pass:\\s+processed\\s+(\\d+)\\s+seconds"));
 218         QRegExp regExp_pass2(L1S("Second\\s+pass:\\s+processed\\s+(\\d+)\\s+seconds"));
 219
 220         while(process.state() != QProcess::NotRunning)
 221         {
 222                 if(checkFlag(abortFlag))
 223                 {
 224                         process.kill();
 225                         bAborted = true;
 226                         emit messageLogged(L1S("\nABORTED BY USER !!!"));
 227                         break;
 228                 }
 229                 process.waitForReadyRead(m_processTimeoutInterval);
 230                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 231                 {
 232                         process.kill();
 233                         qWarning("NeroAacEnc process timed out <-- killing!");
 234                         emit messageLogged(L1S("\nPROCESS TIMEOUT !!!"));
 235                         bTimeout = true;
 236                         break;
 237                 }
 238                 while(process.bytesAvailable() > 0)
 239                 {
 240                         QByteArray line = process.readLine();
 241                         QString text = QString::fromUtf8(line.constData()).simplified();
 242                         if(regExp_pass1.lastIndexIn(text) >= 0)
 243                         {
 244                                 bool ok = false;
 245                                 int progress = regExp_pass1.cap(1).toInt(&ok);
 246                                 if(ok && (duration > 0))
 247                                 {
 248                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 50.0);
 249                                         if(newProgress > prevProgress)
 250                                         {
 251                                                 emit statusUpdated(newProgress);
 252                                                 prevProgress = qMin(newProgress + 2, 99);
 253                                         }
 254                                 }
 255                         }
 256                         else if(regExp_pass2.lastIndexIn(text) >= 0)
 257                         {
 258                                 bool ok = false;
 259                                 int progress = regExp_pass2.cap(1).toInt(&ok);
 260                                 if(ok && (duration > 0))
 261                                 {
 262                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 50.0) + 50;
 263                                         if(newProgress > prevProgress)
 264                                         {
 265                                                 emit statusUpdated(newProgress);
 266                                                 prevProgress = qMin(newProgress + 2, 99);
 267                                         }
 268                                 }
 269                         }
 270                         else if(regExp.lastIndexIn(text) >= 0)
 271                         {
 272                                 bool ok = false;
 273                                 int progress = regExp.cap(1).toInt(&ok);
 274                                 if(ok && (duration > 0))
 275                                 {
 276                                         int newProgress = qRound((static_cast<double>(progress) / static_cast<double>(duration)) * 100.0);
 277                                         if(newProgress > prevProgress)
 278                                         {
 279                                                 emit statusUpdated(newProgress);
 280                                                 prevProgress = qMin(newProgress + 2, 99);
 281                                         }
 282                                 }
 283                         }
 284                         else if(!text.isEmpty())
 285                         {
 286                                 emit messageLogged(text);
 287                         }
 288                 }
 289         }
 290
 291         process.waitForFinished();
 292         if(process.state() != QProcess::NotRunning)
 293         {
 294                 process.kill();
 295                 process.waitForFinished(-1);
 296         }
 297
 298         emit statusUpdated(100);
 299         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 300
 301         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 302         {
 303                 return false;
 304         }
 305
 306         if(metaInfo.empty(false))
 307         {
 308                 return true;
 309         }
 310
 311         emit messageLogged(L1S("\n-------------------------------\n"));
 312
 313         args.clear();
 314         args << QDir::toNativeSeparators(outputFile);
 315
 316         if(!metaInfo.title().isEmpty())   args << QString("-meta:title=%1").arg(cleanTag(metaInfo.title()));
 317         if(!metaInfo.artist().isEmpty())  args << QString("-meta:artist=%1").arg(cleanTag(metaInfo.artist()));
 318         if(!metaInfo.album().isEmpty())   args << QString("-meta:album=%1").arg(cleanTag(metaInfo.album()));
 319         if(!metaInfo.genre().isEmpty())   args << QString("-meta:genre=%1").arg(cleanTag(metaInfo.genre()));
 320         if(!metaInfo.comment().isEmpty()) args << QString("-meta:comment=%1").arg(cleanTag(metaInfo.comment()));
 321         if(metaInfo.year())               args << QString("-meta:year=%1").arg(QString::number(metaInfo.year()));
 322         if(metaInfo.position())           args << QString("-meta:track=%1").arg(QString::number(metaInfo.position()));
 323         if(!metaInfo.cover().isEmpty())   args << QString("-add-cover:%1:%2").arg("front", metaInfo.cover());
 324
 325         if(!startProcess(process, m_binary_tag, args))
 326         {
 327                 return false;
 328         }
 329
 330         bTimeout = false;
 331
 332         while(process.state() != QProcess::NotRunning)
 333         {
 334                 if(checkFlag(abortFlag))
 335                 {
 336                         process.kill();
 337                         bAborted = true;
 338                         emit messageLogged(L1S("\nABORTED BY USER !!!"));
 339                         break;
 340                 }
 341                 process.waitForReadyRead(m_processTimeoutInterval);
 342                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
 343                 {
 344                         process.kill();
 345                         qWarning("NeroAacTag process timed out <-- killing!");
 346                         emit messageLogged(L1S("\nPROCESS TIMEOUT !!!"));
 347                         bTimeout = true;
 348                         break;
 349                 }
 350                 while(process.bytesAvailable() > 0)
 351                 {
 352                         QByteArray line = process.readLine();
 353                         QString text = QString::fromUtf8(line.constData()).simplified();
 354                         if(!text.isEmpty())
 355                         {
 356                                 emit messageLogged(text);
 357                         }
 358                 }
 359         }
 360
 361         process.waitForFinished();
 362         if(process.state() != QProcess::NotRunning)
 363         {
 364                 process.kill();
 365                 process.waitForFinished(-1);
 366         }
 367
 368         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
 369
 370         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
 371         {
 372                 return false;
 373         }
 374
 375         return true;
 376 }
 377
 378 bool AACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 379 {
 380         if(containerType.compare(L1S("Wave"), Qt::CaseInsensitive) == 0)
 381         {
 382                 if(formatType.compare(L1S("PCM"), Qt::CaseInsensitive) == 0)
 383                 {
 384                         return true;
 385                 }
 386         }
 387
 388         return false;
 389 }
 390
 391 void AACEncoder::setProfile(int profile)
 392 {
 393         m_configProfile = qBound(0, profile, 3);
 394 }
 395
 396 void AACEncoder::setEnable2Pass(bool enabled)
 397 {
 398         m_configEnable2Pass = enabled;
 399 }
 400
 401 const bool AACEncoder::needsTimingInfo(void)
 402 {
 403         return true;
 404 }
 405
 406 const AbstractEncoderInfo *AACEncoder::getEncoderInfo(void)
 407 {
 408         return &g_aacEncoderInfo;
 409 }