Updated MediaInfo binary to v0.7.57 (2012-05-02), compiled with ICL 12.1.7 and MSVC...
[LameXP.git] / src / Decoder_Musepack.cpp
bloba316c4b8f7aceb2a1ef69fd71121ec8e7be4eca2
1 ///////////////////////////////////////////////////////////////////////////////
2 // LameXP - Audio Encoder Front-End
3 // Copyright (C) 2004-2012 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.
9 //
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
15 // You should have received a copy of the GNU General Public License along
16 // with this program; if not, write to the Free Software Foundation, Inc.,
17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 // http://www.gnu.org/licenses/gpl-2.0.txt
20 ///////////////////////////////////////////////////////////////////////////////
22 #include "Decoder_Musepack.h"
24 #include "Global.h"
26 #include <QDir>
27 #include <QProcess>
28 #include <QRegExp>
29 #include <QUuid>
31 MusepackDecoder::MusepackDecoder(void)
33 m_binary(lamexp_lookup_tool("mpcdec.exe"))
35 if(m_binary.isEmpty())
37 throw "Error initializing Musepack decoder. Tool 'mpcdec.exe' is not registred!";
41 MusepackDecoder::~MusepackDecoder(void)
45 bool MusepackDecoder::decode(const QString &sourceFile, const QString &outputFile, volatile bool *abortFlag)
47 QProcess process;
48 QStringList args;
50 args << "-v";
51 args << QDir::toNativeSeparators(sourceFile);
52 args << QDir::toNativeSeparators(outputFile);
54 if(!startProcess(process, m_binary, args))
56 return false;
59 bool bTimeout = false;
60 bool bAborted = false;
61 int prevProgress = -1;
63 QRegExp regExp("Decoding progress: (\\d+)\\.(\\d+)%");
65 while(process.state() != QProcess::NotRunning)
67 if(*abortFlag)
69 process.kill();
70 bAborted = true;
71 emit messageLogged("\nABORTED BY USER !!!");
72 break;
74 process.waitForReadyRead(m_processTimeoutInterval);
75 if(!process.bytesAvailable() && process.state() == QProcess::Running)
77 process.kill();
78 qWarning("MpcDec process timed out <-- killing!");
79 emit messageLogged("\nPROCESS TIMEOUT !!!");
80 bTimeout = true;
81 break;
83 while(process.bytesAvailable() > 0)
85 QByteArray line = process.readLine();
86 QString text = QString::fromUtf8(line.constData()).simplified();
87 if(regExp.lastIndexIn(text) >= 0)
89 bool ok = false;
90 int progress = regExp.cap(1).toInt(&ok);
91 if(ok && (progress > prevProgress))
93 emit statusUpdated(progress);
94 prevProgress = qMin(progress + 2, 99);
97 else if(!text.isEmpty())
99 emit messageLogged(text);
104 process.waitForFinished();
105 if(process.state() != QProcess::NotRunning)
107 process.kill();
108 process.waitForFinished(-1);
111 emit statusUpdated(100);
112 emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
114 if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS || QFileInfo(outputFile).size() == 0)
116 return false;
119 return true;
122 bool MusepackDecoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
124 if(containerType.compare("Musepack SV8", Qt::CaseInsensitive) == 0 || containerType.compare("Musepack SV7", Qt::CaseInsensitive) == 0)
126 if(formatType.compare("Musepack SV8", Qt::CaseInsensitive) == 0 || formatType.compare("Musepack SV7", Qt::CaseInsensitive) == 0)
128 return true;
132 return false;
135 QStringList MusepackDecoder::supportedTypes(void)
137 return QStringList() << "Musepack (*.mpc *.mpp *.mp+)";