Traverso/cvs/traverso/src/audiofileio/encode/LameAudioWriter.h

/*
Copyright (C) 2007 Ben Levitt 

This file is part of Traverso

Traverso 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 St, Fifth Floor, Boston, MA  02110-1301  USA.

*/

#ifndef LAMEAUDIOWRITER_H
#define LAMEAUDIOWRITER_H

#include "AbstractAudioWriter.h"
#include "defines.h"


class QString;

class LameAudioWriter : public AbstractAudioWriter
{
        
public:
        LameAudioWriter();
        ~LameAudioWriter();
        
        bool set_format_attribute(const QString& key, const QString& value);
        const char* get_extension();
        
protected:
        bool open_private();
        nframes_t write_private(void* buffer, nframes_t frameCount);
        bool close_private();
        
        struct  LameInfo;
        LameInfo* m_lameInfo;

        char    *m_buffer;
        long    m_bufferSize;
        FILE*   m_fid;
        
        int     m_method;       // 0=CBR, 1=ABR, 2=VBR-old, 3=VBR-new
        int     m_minBitrate;   // unused for CBR, ABR
        int     m_maxBitrate;   // used as the bitrate for CBR, ABR
        int     m_quality;      // performance / quality tradeoff 0=slow and good, 9=fast and rough
};

#endif

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