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///////////////////////////////////////////////////////////////////////////////
// LameXP - Audio Encoder Front-End
// Copyright (C) 2004-2016 LoRd_MuldeR <MuldeR2@GMX.de>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version, but always including the *additional*
// restrictions defined in the "License.txt" file.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// http://www.gnu.org/licenses/gpl-2.0.txt
///////////////////////////////////////////////////////////////////////////////
#include "Decoder_Opus.h"
//Internal
#include "Global.h"
//MUtils
#include <MUtils/Exception.h>
//Qt
#include <QDir>
#include <QProcess>
#include <QRegExp>
#include <QUuid>
bool OpusDecoder::m_disableResampling = false;
OpusDecoder::OpusDecoder(void)
:
m_binary(lamexp_tools_lookup("opusdec.exe"))
{
if(m_binary.isEmpty())
{
MUTILS_THROW("Error initializing Opus decoder. Tool 'opusdec.exe' is not registred!");
}
}
OpusDecoder::~OpusDecoder(void)
{
}
bool OpusDecoder::decode(const QString &sourceFile, const QString &outputFile, volatile bool *abortFlag)
{
QProcess process;
QStringList args;
if(m_disableResampling)
{
args << "--no-resample";
}
args << QDir::toNativeSeparators(sourceFile);
args << QDir::toNativeSeparators(outputFile);
if(!startProcess(process, m_binary, args))
{
return false;
}
bool bTimeout = false;
bool bAborted = false;
int prevProgress = -1;
QRegExp regExp("\\((\\d+)%\\)");
while(process.state() != QProcess::NotRunning)
{
if(*abortFlag)
{
process.kill();
bAborted = true;
emit messageLogged("\nABORTED BY USER !!!");
break;
}
process.waitForReadyRead(m_processTimeoutInterval);
if(!process.bytesAvailable() && process.state() == QProcess::Running)
{
process.kill();
qWarning("opusdec process timed out <-- killing!");
emit messageLogged("\nPROCESS TIMEOUT !!!");
bTimeout = true;
break;
}
while(process.bytesAvailable() > 0)
{
QByteArray line = process.readLine();
QString text = QString::fromUtf8(line.constData()).simplified();
if(regExp.lastIndexIn(text) >= 0)
{
bool ok = false;
int progress = regExp.cap(1).toInt(&ok);
if(ok && (progress > prevProgress))
{
emit statusUpdated(progress);
prevProgress = qMin(progress + 2, 99);
}
}
else if(!text.isEmpty())
{
emit messageLogged(text);
}
}
}
process.waitForFinished();
if(process.state() != QProcess::NotRunning)
{
process.kill();
process.waitForFinished(-1);
}
emit statusUpdated(100);
emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS)
{
return false;
}
return true;
}
bool OpusDecoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
{
if(containerType.compare("OGG", Qt::CaseInsensitive) == 0)
{
if(formatType.compare("Opus", Qt::CaseInsensitive) == 0)
{
{
return true;
}
}
}
return false;
}
const AbstractDecoder::supportedType_t *OpusDecoder::supportedTypes(void)
{
static const char *exts[] =
{
"opus", "ogg", NULL
};
static const supportedType_t s_supportedTypes[] =
{
{ "Opus Audio Codec", exts },
{ NULL, NULL }
};
return s_supportedTypes;
}
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