src/Encoder_MAC.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2018 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 unsigned int channels, const QString &outputFile, QAtomicInt &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         int prevProgress = -1;
 165         QRegExp regExp(L1S("Progress: (\\d+).(\\d+)%"));
 166
 167         const result_t result = awaitProcess(process, abortFlag, [this, &prevProgress, &regExp](const QString &text)
 168         {
 169                 if (regExp.lastIndexIn(text) >= 0)
 170                 {
 171                         qint32 newProgress;
 172                         if (MUtils::regexp_parse_int32(regExp, newProgress))
 173                         {
 174                                 if (newProgress > prevProgress)
 175                                 {
 176                                         emit statusUpdated(newProgress);
 177                                         prevProgress = NEXT_PROGRESS(newProgress);
 178                                 }
 179                         }
 180                         return true;
 181                 }
 182                 return false;
 183         });
 184
 185         if(result != RESULT_SUCCESS)
 186         {
 187                 return false;
 188         }
 189
 190         if(metaInfo.empty(true))
 191         {
 192                 return true;
 193         }
 194
 195         emit messageLogged(L1S("\n-------------------------------\n"));
 196
 197         args.clear();
 198         args << L1S("APE2") << QDir::toNativeSeparators(outputFile);
 199
 200         if(!metaInfo.title().isEmpty())   args << QString("Title=%1").arg(cleanTag(metaInfo.title()));
 201         if(!metaInfo.artist().isEmpty())  args << QString("Artist=%1").arg(cleanTag(metaInfo.artist()));
 202         if(!metaInfo.album().isEmpty())   args << QString("Album=%1").arg(cleanTag(metaInfo.album()));
 203         if(!metaInfo.genre().isEmpty())   args << QString("Genre=%1").arg(cleanTag(metaInfo.genre()));
 204         if(!metaInfo.comment().isEmpty()) args << QString("Comment=%1").arg(cleanTag(metaInfo.comment()));
 205         if(metaInfo.year())               args << QString("Year=%1").arg(QString::number(metaInfo.year()));
 206         if(metaInfo.position())           args << QString("Track=%1").arg(QString::number(metaInfo.position()));
 207
 208         //if(!metaInfo.cover().isEmpty()) args << QString("-add-cover:%1:%2").arg("front", metaInfo.cover());
 209
 210         if(!startProcess(process, m_binary_tag, args))
 211         {
 212                 return false;
 213         }
 214
 215         return (awaitProcess(process, abortFlag) == RESULT_SUCCESS);
 216 }
 217
 218 bool MACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
 219 {
 220         if(containerType.compare(L1S("Wave"), Qt::CaseInsensitive) == 0)
 221         {
 222                 if(formatType.compare(L1S("PCM"), Qt::CaseInsensitive) == 0)
 223                 {
 224                         return true;
 225                 }
 226         }
 227
 228         return false;
 229 }
 230
 231 const AbstractEncoderInfo *MACEncoder::getEncoderInfo(void)
 232 {
 233         return &g_macEncoderInfo;
 234 }