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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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <QtGlobal>
#include <taglib/mpegfile.h>
#include <taglib/id3v2tag.h>
#include <taglib/tag.h>
#include <taglib/id3v1tag.h>
#include <taglib/id3v2header.h>
#include "replaygainreader.h"
ReplayGainReader::ReplayGainReader(const QString &path)
{
TagLib::MPEG::File fileRef(path.toLocal8Bit ().constData());
if(fileRef.APETag())
readAPE(fileRef.APETag());
}
QMap <Qmmp::ReplayGainKey, double> ReplayGainReader::replayGainInfo() const
{
return m_values;
}
void ReplayGainReader::readAPE(TagLib::APE::Tag *tag)
{
TagLib::APE::ItemListMap items = tag->itemListMap();
if (items.contains("REPLAYGAIN_TRACK_GAIN"))
setValue(Qmmp::REPLAYGAIN_TRACK_GAIN,TStringToQString(items["REPLAYGAIN_TRACK_GAIN"].values()[0]));
if (items.contains("REPLAYGAIN_TRACK_PEAK"))
setValue(Qmmp::REPLAYGAIN_TRACK_PEAK,TStringToQString(items["REPLAYGAIN_TRACK_PEAK"].values()[0]));
if (items.contains("REPLAYGAIN_ALBUM_GAIN"))
setValue(Qmmp::REPLAYGAIN_ALBUM_GAIN,TStringToQString(items["REPLAYGAIN_ALBUM_GAIN"].values()[0]));
if (items.contains("REPLAYGAIN_ALBUM_PEAK"))
setValue(Qmmp::REPLAYGAIN_ALBUM_PEAK,TStringToQString(items["REPLAYGAIN_ALBUM_PEAK"].values()[0]));
}
void ReplayGainReader::setValue(Qmmp::ReplayGainKey key, QString value)
{
value.remove(" dB");
if(value.isEmpty())
return;
bool ok;
double v = value.toDouble(&ok);
if(ok)
m_values[key] = v;
}
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