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/*************************************************************************
OggSubEncoder.h - sub encoder base class for audio in an Ogg container
-------------------
begin : Thu Jan 03 2013
copyright : (C) 2013 by Thomas Eschenbacher
email : Thomas.Eschenbacher@gmx.de
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#ifndef OGG_SUB_ENCODER_H
#define OGG_SUB_ENCODER_H
#include "config.h"
class QIODevice;
class QWidget;
namespace Kwave
{
class FileInfo;
class OggSubEncoder
{
public:
/** Destructor */
virtual ~OggSubEncoder() {}
/**
* parse the header of the stream and initialize the decoder
* @param widget a QWidget to be used as parent for error messages
* @param info reference to a FileInfo to fill
* @param src MultiTrackReader used as source of the audio data
* @return true if succeeded, false if failed
*/
virtual bool open(QWidget *widget, const Kwave::FileInfo &info,
Kwave::MultiTrackReader &src) = 0;
/**
* write the header information
* @param dst a QIODevice that receives the raw data
* @return true if succeeded, false if failed
*/
virtual bool writeHeader(QIODevice &dst) = 0;
/**
* encode received ogg data
* @param src MultiTrackReader used as source of the audio data
* @param dst a QIODevice that receives the raw data
* @return true if succeeded, false if failed
*/
virtual bool encode(Kwave::MultiTrackReader &src,
QIODevice &dst) = 0;
/**
* finish the decoding, last chance to fix up some file info
*/
virtual void close() = 0;
};
}
#endif /* OGG_SUB_ENCODER_H */
//***************************************************************************
//***************************************************************************
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