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/***************************************************************************
* Copyright (C) 2009 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* 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. *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <QtGlobal>
#include "replaygainreader.h"
ReplayGainReader::ReplayGainReader(const QString &path)
{
if(path.contains("://"))
{
QString p = QUrl(path).path();
p.replace(QString(QUrl::toPercentEncoding("#")), "#");
p.replace(QString(QUrl::toPercentEncoding("?")), "?");
p.replace(QString(QUrl::toPercentEncoding("%")), "%");
m_path = p;
}
else
m_path = path;
char err[80];
m_ctx = WavpackOpenFileInput (m_path.toLocal8Bit(), err,
OPEN_WVC | OPEN_EDIT_TAGS, 0);
if (!m_ctx)
{
qWarning("WavPackMetaDataModel: error: %s", err);
return;
}
readAPE();
}
ReplayGainReader::~ReplayGainReader()
{
if(m_ctx)
WavpackCloseFile (m_ctx);
}
QMap <Qmmp::ReplayGainKey, double> ReplayGainReader::replayGainInfo() const
{
return m_values;
}
void ReplayGainReader::readAPE()
{
char value[200];
WavpackGetTagItem (m_ctx, "REPLAYGAIN_TRACK_GAIN", value, sizeof(value));
setValue(Qmmp::REPLAYGAIN_TRACK_GAIN, value);
WavpackGetTagItem (m_ctx, "REPLAYGAIN_TRACK_PEAK", value, sizeof(value));
setValue(Qmmp::REPLAYGAIN_TRACK_PEAK, value);
WavpackGetTagItem (m_ctx, "REPLAYGAIN_ALBUM_GAIN", value, sizeof(value));
setValue(Qmmp::REPLAYGAIN_ALBUM_GAIN, value);
WavpackGetTagItem (m_ctx, "REPLAYGAIN_ALBUM_PEAK", value, sizeof(value));
setValue(Qmmp::REPLAYGAIN_ALBUM_PEAK, value);
}
void ReplayGainReader::setValue(Qmmp::ReplayGainKey key, QString value)
{
value.remove(" dB");
value = value.trimmed();
if(value.isEmpty())
return;
bool ok;
double v = value.toDouble(&ok);
if(ok)
m_values[key] = v;
}
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