//////////////////////////////////////////////////////////////////////////////
// Copyright � 2007, Daniel �nnerby
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//    * Redistributions of source code must retain the above copyright notice,
//      this list of conditions and the following disclaimer.
//
//    * Redistributions in binary form must reproduce the above copyright
//      notice, this list of conditions and the following disclaimer in the
//      documentation and/or other materials provided with the distribution.
//
//    * Neither the name of the author nor the names of other contributors may
//      be used to endorse or promote products derived from this software
//      without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
//////////////////////////////////////////////////////////////////////////////
#pragma once

#include <core/audio/IDecoder.h>
#include <mpg123.h>
//#include <boost/thread/mutex.hpp>

#define STREAM_FEED_SIZE    1024

//////////////////////////////////////////////////////////////////////////////
using namespace musik::core::audio;
//////////////////////////////////////////////////////////////////////////////

class MP3Decoder :	public IDecoder{

    public:
	    MP3Decoder(void);
	    ~MP3Decoder(void);

        virtual void    Destroy();
//        virtual double  Length();
        virtual double  SetPosition(double second,double totalLength);
//        virtual bool    GetFormat(unsigned long * SampleRate, unsigned long * Channels);
        virtual bool    GetBuffer(IBuffer *buffer);
        virtual bool    Open(musik::core::filestreams::IFileStream *fileStream);

    private:
        bool Feed();
//        bool GuessLength();

    private:
        musik::core::filestreams::IFileStream *fileStream;
        mpg123_handle *decoder;

        unsigned long cachedLength;
        long cachedRate;
        int cachedChannels;

        long sampleSize;

        int lastMpg123Status;

//        boost::mutex mutex;


};
