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[LameXP.git] / src / Encoder_FLAC.cpp
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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.
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.
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.
20 // http://www.gnu.org/licenses/gpl-2.0.txt
21 ///////////////////////////////////////////////////////////////////////////////
23 #include "Encoder_FLAC.h"
25 #include "Global.h"
26 #include "Model_Settings.h"
28 #include <QProcess>
29 #include <QDir>
31 ///////////////////////////////////////////////////////////////////////////////
32 // Encoder Info
33 ///////////////////////////////////////////////////////////////////////////////
35 class FLACEncoderInfo : public AbstractEncoderInfo
37 public:
38 virtual bool isModeSupported(int mode) const
40 switch(mode)
42 case SettingsModel::VBRMode:
43 return true;
44 break;
45 case SettingsModel::ABRMode:
46 case SettingsModel::CBRMode:
47 return false;
48 break;
49 default:
50 MUTILS_THROW("Bad RC mode specified!");
54 virtual int valueCount(int mode) const
56 switch(mode)
58 case SettingsModel::VBRMode:
59 return 9;
60 break;
61 case SettingsModel::ABRMode:
62 case SettingsModel::CBRMode:
63 return 0;
64 break;
65 default:
66 MUTILS_THROW("Bad RC mode specified!");
70 virtual int valueAt(int mode, int index) const
72 switch(mode)
74 case SettingsModel::VBRMode:
75 return qBound(0, index, 8);
76 break;
77 case SettingsModel::ABRMode:
78 case SettingsModel::CBRMode:
79 return -1;
80 break;
81 default:
82 MUTILS_THROW("Bad RC mode specified!");
86 virtual int valueType(int mode) const
88 switch(mode)
90 case SettingsModel::VBRMode:
91 return TYPE_COMPRESSION_LEVEL;
92 break;
93 case SettingsModel::ABRMode:
94 case SettingsModel::CBRMode:
95 return -1;
96 default:
97 MUTILS_THROW("Bad RC mode specified!");
101 virtual const char *description(void) const
103 static const char* s_description = "Free Lossless Audio Codec (FLAC)";
104 return s_description;
107 virtual const char *extension(void) const
109 static const char* s_extension = "flac";
110 return s_extension;
113 virtual bool isResamplingSupported(void) const
115 return false;
118 static const g_flacEncoderInfo;
120 ///////////////////////////////////////////////////////////////////////////////
121 // Encoder implementation
122 ///////////////////////////////////////////////////////////////////////////////
124 FLACEncoder::FLACEncoder(void)
126 m_binary(lamexp_tools_lookup(L1S("flac.exe")))
128 if(m_binary.isEmpty())
130 MUTILS_THROW("Error initializing FLAC encoder. Tool 'flac.exe' is not registred!");
134 FLACEncoder::~FLACEncoder(void)
138 bool FLACEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const unsigned int channels, const QString &outputFile, QAtomicInt &abortFlag)
140 QProcess process;
141 QStringList args;
143 args << QString("-%1").arg(QString::number(qBound(0, m_configBitrate, 8)));
144 args << L1S("--channel-map=none");
146 if(!metaInfo.title().isEmpty()) args << L1S("-T") << QString("title=%1").arg(cleanTag(metaInfo.title()));
147 if(!metaInfo.artist().isEmpty()) args << L1S("-T") << QString("artist=%1").arg(cleanTag(metaInfo.artist()));
148 if(!metaInfo.album().isEmpty()) args << L1S("-T") << QString("album=%1").arg(cleanTag(metaInfo.album()));
149 if(!metaInfo.genre().isEmpty()) args << L1S("-T") << QString("genre=%1").arg(cleanTag(metaInfo.genre()));
150 if(!metaInfo.comment().isEmpty()) args << L1S("-T") << QString("comment=%1").arg(cleanTag(metaInfo.comment()));
151 if(metaInfo.year()) args << L1S("-T") << QString("date=%1").arg(QString::number(metaInfo.year()));
152 if(metaInfo.position()) args << L1S("-T") << QString("track=%1").arg(QString::number(metaInfo.position()));
153 if(!metaInfo.cover().isEmpty()) args << QString("--picture=%1").arg(metaInfo.cover());
155 //args << "--tv" << QString().sprintf("Encoder=LameXP v%d.%02d.%04d [%s]", lamexp_version_major(), lamexp_version_minor(), lamexp_version_build(), lamexp_version_release());
157 if(!m_configCustomParams.isEmpty()) args << m_configCustomParams.split(" ", QString::SkipEmptyParts);
159 args << L1S("-f") << L1S("-o") << QDir::toNativeSeparators(outputFile);
160 args << QDir::toNativeSeparators(sourceFile);
162 if(!startProcess(process, m_binary, args))
164 return false;
167 bool bTimeout = false;
168 bool bAborted = false;
169 int prevProgress = -1;
171 QRegExp regExp(L1S("\\b(\\d+)% complete"));
173 while(process.state() != QProcess::NotRunning)
175 if(checkFlag(abortFlag))
177 process.kill();
178 bAborted = true;
179 emit messageLogged(L1S("\nABORTED BY USER !!!"));
180 break;
182 process.waitForReadyRead(m_processTimeoutInterval);
183 if(!process.bytesAvailable() && process.state() == QProcess::Running)
185 process.kill();
186 qWarning("FLAC process timed out <-- killing!");
187 emit messageLogged(L1S("\nPROCESS TIMEOUT !!!"));
188 bTimeout = true;
189 break;
191 while(process.bytesAvailable() > 0)
193 QByteArray line = process.readLine().replace('\b', char(0x20));
194 QString text = QString::fromUtf8(line.constData()).simplified();
195 if(regExp.lastIndexIn(text) >= 0)
197 bool ok = false;
198 int progress = regExp.cap(1).toInt(&ok);
199 if(ok && (progress > prevProgress))
201 emit statusUpdated(progress);
202 prevProgress = qMin(progress + 2, 99);
205 else if(!text.isEmpty())
207 emit messageLogged(text);
212 process.waitForFinished();
213 if(process.state() != QProcess::NotRunning)
215 process.kill();
216 process.waitForFinished(-1);
219 emit statusUpdated(100);
220 emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
222 if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
224 return false;
227 return true;
230 bool FLACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
232 if(containerType.compare(L1S("Wave"), Qt::CaseInsensitive) == 0)
234 if(formatType.compare(L1S("PCM"), Qt::CaseInsensitive) == 0)
236 return true;
240 return false;
243 const unsigned int *FLACEncoder::supportedChannelCount(void)
245 static const unsigned int supportedChannels[] = {2, 4, 5, 6, 7, 8, NULL};
246 return supportedChannels;
249 const unsigned int *FLACEncoder::supportedBitdepths(void)
251 static const unsigned int supportedBPS[] = {16, 24, NULL};
252 return supportedBPS;
255 const AbstractEncoderInfo *FLACEncoder::getEncoderInfo(void)
257 return &g_flacEncoderInfo;