Torque2D/engine/source/audio/wavStreamSource.h

//-----------------------------------------------------------------------------
// Copyright (c) 2013 GarageGames, LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------

#ifndef _WAVSTREAMSOURCE_H_
#define _WAVSTREAMSOURCE_H_

#ifndef _AUDIOSTREAMSOURCE_H_
#include "audio/audioStreamSource.h"
#endif

class WavStreamSource: public AudioStreamSource
{
    public:
        WavStreamSource(const char *filename);
        virtual ~WavStreamSource();

        virtual bool initStream();
        virtual bool updateBuffers();
        virtual void freeStream();
      virtual F32 getElapsedTime();
      virtual F32 getTotalTime();

    private:
        ALuint				    mBufferList[NUMBUFFERS];
        S32						mNumBuffers;
        S32						mBufferSize;
        Stream				   *stream;

        bool					bReady;
        bool					bFinished;

        ALenum  format;
        ALsizei size;
        ALsizei freq;

        ALuint			DataSize;
        ALuint			DataLeft;
        ALuint			dataStart;
        ALuint			buffersinqueue;

        bool			bBuffersAllocated;

        void clear();
        void resetStream();
};

#endif // _AUDIOSTREAMSOURCE_H_