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/*
SPDX-FileCopyrightText: 1998-2007 Sebastian Trueg <trueg@k3b.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef _K3B_FFMPEG_WRAPPER_H_
#define _K3B_FFMPEG_WRAPPER_H_
#include "k3bmsf.h"
/**
* Create with K3bFFMpegWrapper::open
*/
class K3bFFMpegFile
{
friend class K3bFFMpegWrapper;
public:
~K3bFFMpegFile();
const QString& filename() const { return m_filename; }
bool open();
void close();
K3b::Msf length() const;
int sampleRate() const;
int channels() const;
/**
* ffmpeg internal enumeration
*/
int type() const;
QString typeComment() const;
QString title() const;
QString author() const;
QString comment() const;
int read( char* buf, int bufLen );
bool seek( const K3b::Msf& );
private:
explicit K3bFFMpegFile( const QString& filename );
int readPacket();
int fillOutputBuffer();
QString m_filename;
class Private;
Private* d;
};
class K3bFFMpegWrapper
{
public:
~K3bFFMpegWrapper();
/**
* returns 0 on failure.
*/
K3bFFMpegFile* open( const QString& filename ) const;
static K3bFFMpegWrapper* instance();
private:
K3bFFMpegWrapper();
static K3bFFMpegWrapper* s_instance;
};
#endif
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