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/***************************************************************************
* Copyright (C) 2009-2012 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. *
***************************************************************************/
#ifndef DECODER_CDAUIDO_H
#define DECODER_CDAUIDO_H
#include <sys/types.h>
#include <cdio/cdio.h>
#include <QMultiHash>
#include <qmmp/decoder.h>
class CDATrack
{
public:
CDATrack()
{
first_sector = 0;
last_sector = 0;
}
FileInfo info;
lsn_t first_sector;
lsn_t last_sector;
};
class DecoderCDAudio : public Decoder
{
public:
DecoderCDAudio(const QString &url);
virtual ~DecoderCDAudio();
static QList <CDATrack> generateTrackList(const QString &device);
static qint64 calculateTrackLength(lsn_t startlsn, lsn_t endlsn);
static void clearTrackCache();
// Standard Decoder API
bool initialize();
qint64 totalTime();
int bitrate();
qint64 read(char *audio, qint64 maxSize);
void seek(qint64 time);
private:
//helper functions
static void saveToCache(QList <CDATrack> tracks, uint disc_id);
static bool readFromCache(QList <CDATrack> *tracks, uint disc_id);
// libcdio variables
lsn_t m_first_sector;
lsn_t m_last_sector;
lsn_t m_current_sector;
CdIo_t *m_cdio;
//other variables
QString m_url;
int m_bitrate;
qint64 m_totalTime;
char *m_buffer;
qint64 m_buffer_at;
//tracks cache
static QList <CDATrack> m_track_cache;
};
#endif // DECODER_CDAUIDO_H
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