AbstractVideoDecodeInputPin.h

Go to the documentation of this file.
00001 //===========================================================================
00002 //Copyright (C) 2003, 2004 Zentaro Kavanagh
00003 //
00004 //Redistribution and use in source and binary forms, with or without
00005 //modification, are permitted provided that the following conditions
00006 //are met:
00007 //
00008 //- Redistributions of source code must retain the above copyright
00009 //  notice, this list of conditions and the following disclaimer.
00010 //
00011 //- Redistributions in binary form must reproduce the above copyright
00012 //  notice, this list of conditions and the following disclaimer in the
00013 //  documentation and/or other materials provided with the distribution.
00014 //
00015 //- Neither the name of Zentaro Kavanagh nor the names of contributors 
00016 //  may be used to endorse or promote products derived from this software 
00017 //  without specific prior written permission.
00018 //
00019 //THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00020 //``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00021 //LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
00022 //PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE ORGANISATION OR
00023 //CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00024 //EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00025 //PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00026 //PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00027 //LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00028 //NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00029 //SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030 //===========================================================================
00031 
00032 #pragma once
00033 #include "abstractVideodllstuff.h"
00034 #include "BasicSeekable.h"
00035 class AbstractVideoDecodeOutputPin;
00036 class AbstractVideoDecodeFilter;
00037 
00038 class ABS_VIDEO_DEC_API AbstractVideoDecodeInputPin 
00039         :       public CBaseInputPin
00040         ,       public BasicSeekable
00041 {
00042 public:
00043         friend class AbstractVideoDecodeOutputPin;
00044         AbstractVideoDecodeInputPin(AbstractVideoDecodeFilter* inParentFilter, CCritSec* inFilterLock, AbstractVideoDecodeOutputPin* inOutputPin, CHAR* inObjectName, LPCWSTR inPinDisplayName, CMediaType* inAcceptMediaType);
00045         virtual ~AbstractVideoDecodeInputPin(void);
00046         static const short SIZE_16_BITS = 2;
00047         static const unsigned long HUNDRED_NANOS = 10000000;
00048         static const signed short SINT_MAX = 32767;
00049         static const signed short SINT_MIN = -32768;
00050 
00051         DECLARE_IUNKNOWN
00052         STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void **ppv);
00053         
00054         //PURE VIRTUALS
00055         virtual long decodeData(unsigned char* inBuf, long inNumBytes, LONGLONG inStart, LONGLONG inEnd) = 0;
00056         virtual bool ConstructCodec() = 0;
00057         virtual void DestroyCodec() = 0;
00058         
00059 
00060         virtual HRESULT BreakConnect();
00061         virtual HRESULT CompleteConnect (IPin *inReceivePin);
00062         STDMETHODIMP Receive(IMediaSample *pSample);
00063         virtual HRESULT CheckMediaType(const CMediaType *inMediaType);
00064         virtual HRESULT GetMediaType(int inPosition, CMediaType *outMediaType);
00065         virtual HRESULT SetMediaType(const CMediaType* inMediaType) = 0;
00066 
00067         virtual void ResetFrameCount();
00068 
00069         virtual STDMETHODIMP EndOfStream(void);
00070         virtual STDMETHODIMP BeginFlush();
00071         virtual STDMETHODIMP EndFlush();
00072         virtual STDMETHODIMP NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate);
00073 
00074 protected:
00075 
00076         virtual bool SetSampleParams(IMediaSample* outMediaSample, unsigned long inDataSize, REFERENCE_TIME* inStartTime, REFERENCE_TIME* inEndTime);
00077 
00079 
00080         HRESULT mHR;
00081         bool mBegun;
00082         AbstractVideoDecodeOutputPin* mOutputPin;
00083         //__int64 mUptoFrame;
00084         __int64 mLastSeenStartGranPos;
00085         AbstractVideoDecodeFilter* mParentFilter;
00086         CMediaType* mAcceptableMediaType;
00087 
00088         LONGLONG mFrameDuration;
00089         LONGLONG mFrameSize;
00090         LONGLONG mFrameCount;
00091 
00092         unsigned long mHeight;
00093         unsigned long mWidth;
00094 
00095         CCritSec* mStreamLock;
00096 
00097 
00098         REFERENCE_TIME mSeekTimeBase;
00099 };

Generated on Tue Feb 15 14:54:18 2005 for oggdsf by  doxygen 1.3.9