1 ///////////////////////////////////////////////////////////////////////////////
2 // LameXP - Audio Encoder Front-End
3 // Copyright (C) 2004-2015 LoRd_MuldeR <MuldeR2@GMX.de>
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 "Decoder_WavPack.h"
29 #include <MUtils/Exception.h>
36 WavPackDecoder::WavPackDecoder(void)
38 m_binary(lamexp_tools_lookup("wvunpack.exe"))
40 if(m_binary.isEmpty())
42 MUTILS_THROW("Error initializing WavPack decoder. Tool 'wvunpack.exe' is not registred!");
46 WavPackDecoder::~WavPackDecoder(void)
50 bool WavPackDecoder::decode(const QString &sourceFile, const QString &outputFile, volatile bool *abortFlag)
56 args << QDir::toNativeSeparators(sourceFile);
57 args << QDir::toNativeSeparators(outputFile);
59 if(!startProcess(process, m_binary, args))
64 bool bTimeout = false;
65 bool bAborted = false;
66 int prevProgress = -1;
68 QRegExp regExp("(\\s|\b)(\\d+)%\\s+done");
70 while(process.state() != QProcess::NotRunning)
76 emit messageLogged("\nABORTED BY USER !!!");
79 process.waitForReadyRead(m_processTimeoutInterval);
80 if(!process.bytesAvailable() && process.state() == QProcess::Running)
83 qWarning("WvUnpack process timed out <-- killing!");
84 emit messageLogged("\nPROCESS TIMEOUT !!!");
88 while(process.bytesAvailable() > 0)
90 QByteArray line = process.readLine();
91 QString text = QString::fromUtf8(line.constData()).simplified();
92 if(regExp.lastIndexIn(text) >= 0)
95 int progress = regExp.cap(2).toInt(&ok);
96 if(ok && (progress > prevProgress))
98 emit statusUpdated(progress);
99 prevProgress = qMin(progress + 2, 99);
102 else if(!text.isEmpty())
104 emit messageLogged(text);
109 process.waitForFinished();
110 if(process.state() != QProcess::NotRunning)
113 process.waitForFinished(-1);
116 emit statusUpdated(100);
117 emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
119 if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS || QFileInfo(outputFile).size() == 0)
127 bool WavPackDecoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
129 if(containerType.compare("WavPack", Qt::CaseInsensitive) == 0)
131 if(formatType.compare("WavPack", Qt::CaseInsensitive) == 0)
140 QStringList WavPackDecoder::supportedTypes(void)
142 return QStringList() << "WavPack Hybrid Lossless Audio (*.wv)";