AudioSample.h

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/*
Copyright (C) 2005 The Pentagram team

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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
#ifndef AUDIOSAMPLE_H_INCLUDED
#define AUDIOSAMPLE_H_INCLUDED

class IDataSource;

namespace Pentagram {

class AudioSample
{
protected:
        uint32  sample_rate;
        uint32  bits;
        bool    stereo;
        int             frame_size;
        uint32  decompressor_size;
        uint32  length;

        uint32  buffer_size;
        uint8   *buffer;

public:
        AudioSample(uint8 *buffer, uint32 size);
        virtual ~AudioSample(void);

        inline uint32 getRate() const { return sample_rate; }
        inline uint32 getBits() const { return bits; }
        inline bool isStereo() const { return stereo; }
        inline uint32 getFrameSize() const { return frame_size; }
        inline uint32 getDecompressorDataSize() const { return decompressor_size; }

        inline uint32 getLength() const { return length; }

        virtual void initDecompressor(void *DecompData) const = 0;
        virtual uint32 decompressFrame(void *DecompData, void *samples) const = 0;
        virtual void rewind(void *DecompData) const = 0;
};

};

#endif //AUDIOSAMPLE_H_INCLUDED

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