OggRawAudioInserterInputPin.h

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//===========================================================================
//Copyright (C) 2003, 2004 Zentaro Kavanagh
//
//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 Zentaro Kavanagh nor the names of 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 ORGANISATION 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
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//SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//===========================================================================

#pragma once


#include "AbstractTransformInputPin.h"
#include "OggRawAudioInserterInputPin.h"

#include "OggRawAudioInserterFilter.h"

#include <libilliCore/iBE_Math.h>
#include <libilliCore/iLE_Math.h>



//#include <fstream>
//using namespace std;
class OggRawAudioInserterInputPin
        :       public AbstractTransformInputPin
{
public:
        OggRawAudioInserterInputPin(AbstractTransformFilter* inFilter, CCritSec* inFilterLock, AbstractTransformOutputPin* inOutputPin, vector<CMediaType*> inAcceptableMediaTypes);
        virtual ~OggRawAudioInserterInputPin(void);

        
        virtual HRESULT SetMediaType(const CMediaType* inMediaType);

protected:

        static const unsigned long WORKING_BUFFER_SIZE = 1 <<20; //1meg buffer
        unsigned long identifyFormat();
        bool makeMainHeader(unsigned char** outBuff, unsigned long* outHeaderSize);
        bool makeCommentHeader(unsigned char** outBuff, unsigned long* outHeaderSize);
        HRESULT sendPacket(unsigned char* inPacketData, unsigned long inNumBytes, bool inIsHeader);


        HRESULT mHR;
//PURE VIRTUALS
        virtual HRESULT TransformData(unsigned char* inBuf, long inNumBytes);
        virtual bool ConstructCodec();
        virtual void DestroyCodec();



        __int64 mUptoFrame;

        enum eRawAudioFormat {
                FMT_S8,
                FMT_U8,
                FMT_S16_LE,
                FMT_S16_BE,
                FMT_S24_LE,
                FMT_S24_BE,
                FMT_S32_LE,
                FMT_S32_BE,

                FMT_ULAW                =       0x10,
                FMT_ALAW,

                FMT_FLT32_LE    =       0x20,
                FMT_FLT32_BE,
                FMT_FLT64_LE,
                FMT_FLT64_BE,

                
        };

        unsigned long mNumBufferedBytes;
        unsigned long mFrameByteWidth;
        unsigned char* mWorkingBuffer;

        unsigned long mFramesPerPacket;
        unsigned long mBytesPerPacket;

        bool mSentHeaders;

        
};

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