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/*
*
* $Id$
* Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2004 Sebastian Trueg <trueg@k3b.org>
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#ifndef K3BMP3MODULE_H
#define K3BMP3MODULE_H
#include <k3baudiodecoder.h>
extern "C" {
#include <mad.h>
}
class K3bMadDecoderFactory : public K3bAudioDecoderFactory
{
Q_OBJECT
public:
K3bMadDecoderFactory( QObject* parent = 0, const char* name = 0 );
~K3bMadDecoderFactory();
bool canDecode( const KURL& filename );
int pluginSystemVersion() const { return 3; }
K3bAudioDecoder* createDecoder( QObject* parent = 0,
const char* name = 0 ) const;
};
class K3bMadDecoder : public K3bAudioDecoder
{
Q_OBJECT
public:
K3bMadDecoder( QObject* parent = 0, const char* name = 0 );
~K3bMadDecoder();
QString metaInfo( MetaDataField );
void cleanup();
bool seekInternal( const K3b::Msf& );
QString fileType() const;
QStringList supportedTechnicalInfos() const;
QString technicalInfo( const QString& ) const;
protected:
bool analyseFileInternal( K3b::Msf& frames, int& samplerate, int& ch );
bool initDecoderInternal();
int decodeInternal( char* _data, int maxLen );
private:
unsigned long countFrames();
inline unsigned short linearRound( mad_fixed_t fixed );
bool createPcmSamples( mad_synth* );
static int MaxAllowedRecoverableErrors;
class MadDecoderPrivate;
MadDecoderPrivate* d;
};
#endif
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