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//------------------------------------------------------------------------------
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// File: AMVA.h
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//
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// Desc: DirectShowMotionComp include file.
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//
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// Copyright (c) 1997 - 2000, Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------------------------
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#ifndef __AMVA_INCLUDED__
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#define __AMVA_INCLUDED__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define AMVA_TYPEINDEX_OUTPUTFRAME 0xFFFFFFFF
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// Flags for QueryRenderStatus
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#define AMVA_QUERYRENDERSTATUSF_READ 0x00000001 // Query for read
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// set this bit to 0
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// if query for update
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typedef struct _tag_AMVAUncompBufferInfo
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{
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DWORD dwMinNumSurfaces; // IN min number of surfaces to be allocated
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DWORD dwMaxNumSurfaces; // IN max number of surfaces to be allocated
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DDPIXELFORMAT ddUncompPixelFormat; // IN pixel format of surfaces to be allocated
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} AMVAUncompBufferInfo, *LPAMVAUncompBufferInfo;
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typedef struct _tag_AMVAUncompDataInfo
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{
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DWORD dwUncompWidth; // [in] width of uncompressed data
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DWORD dwUncompHeight; // [in] height of uncompressed data
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DDPIXELFORMAT ddUncompPixelFormat; // [in] pixel-format of uncompressed data
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} AMVAUncompDataInfo, *LPAMVAUncompDataInfo;
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typedef struct _tag_AMVAInternalMemInfo
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{
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DWORD dwScratchMemAlloc; // [out] amount of scratch memory will the hal allocate for its private use
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} AMVAInternalMemInfo, *LPAMVAInternalMemInfo;
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typedef struct _tag_AMVACompBufferInfo
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{
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DWORD dwNumCompBuffers; // [out] number of buffers reqd for compressed data
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DWORD dwWidthToCreate; // [out] Width of surface to create
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DWORD dwHeightToCreate; // [out] Height of surface to create
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DWORD dwBytesToAllocate; // [out] Total number of bytes used by each surface
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DDSCAPS2 ddCompCaps; // [out] caps to create surfaces to store compressed data
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DDPIXELFORMAT ddPixelFormat; // [out] fourcc to create surfaces to store compressed data
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} AMVACompBufferInfo, *LPAMVACompBufferInfo;
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// Note that you are NOT allowed to store any pointer in pMiscData
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typedef struct _tag_AMVABeginFrameInfo
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{
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DWORD dwDestSurfaceIndex; // IN destination buffer in which to decoding this frame
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LPVOID pInputData; // IN pointer to misc data
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DWORD dwSizeInputData; // IN size of other misc data to begin frame
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LPVOID pOutputData; // OUT pointer to data which the VGA is going to fill
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DWORD dwSizeOutputData; // IN size of data which the VGA is going to fill
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} AMVABeginFrameInfo, *LPAMVABeginFrameInfo;
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// Note that you are NOT allowed to store any pointer in pMiscData
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typedef struct _tag_AMVAEndFrameInfo
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{
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DWORD dwSizeMiscData; // [in] size of other misc data to begin frame
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LPVOID pMiscData; // [in] pointer to misc data
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} AMVAEndFrameInfo, *LPAMVAEndFrameInfo;
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typedef struct _tag_AMVABUFFERINFO
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{
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DWORD dwTypeIndex; // [in] Type of buffer
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DWORD dwBufferIndex; // [in] Buffer index
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DWORD dwDataOffset; // [in] offset of relevant data from the beginning of buffer
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DWORD dwDataSize; // [in] size of relevant data
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} AMVABUFFERINFO, *LPAMVABUFFERINFO;
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#ifdef __cplusplus
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};
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#endif
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#endif // _AMVA_INCLUDED
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