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//------------------------------------------------------------------------------
// File: AMVA.h
//
// Desc: DirectShowMotionComp include file.
//
// Copyright (c) 1997-2001, Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------
#ifndef __AMVA_INCLUDED__
#define __AMVA_INCLUDED__
#ifdef __cplusplus
extern "C" {
#endif
#define AMVA_TYPEINDEX_OUTPUTFRAME 0xFFFFFFFF
// Flags for QueryRenderStatus
#define AMVA_QUERYRENDERSTATUSF_READ 0x00000001 // Query for read
// set this bit to 0
// if query for update
typedef struct _tag_AMVAUncompBufferInfo
{
DWORD dwMinNumSurfaces; // IN min number of surfaces to be allocated
DWORD dwMaxNumSurfaces; // IN max number of surfaces to be allocated
DDPIXELFORMAT ddUncompPixelFormat; // IN pixel format of surfaces to be allocated
} AMVAUncompBufferInfo, *LPAMVAUncompBufferInfo;
typedef struct _tag_AMVAUncompDataInfo
{
DWORD dwUncompWidth; // [in] width of uncompressed data
DWORD dwUncompHeight; // [in] height of uncompressed data
DDPIXELFORMAT ddUncompPixelFormat; // [in] pixel-format of uncompressed data
} AMVAUncompDataInfo, *LPAMVAUncompDataInfo;
typedef struct _tag_AMVAInternalMemInfo
{
DWORD dwScratchMemAlloc; // [out] amount of scratch memory will the hal allocate for its private use
} AMVAInternalMemInfo, *LPAMVAInternalMemInfo;
typedef struct _tag_AMVACompBufferInfo
{
DWORD dwNumCompBuffers; // [out] number of buffers reqd for compressed data
DWORD dwWidthToCreate; // [out] Width of surface to create
DWORD dwHeightToCreate; // [out] Height of surface to create
DWORD dwBytesToAllocate; // [out] Total number of bytes used by each surface
DDSCAPS2 ddCompCaps; // [out] caps to create surfaces to store compressed data
DDPIXELFORMAT ddPixelFormat; // [out] fourcc to create surfaces to store compressed data
} AMVACompBufferInfo, *LPAMVACompBufferInfo;
// Note that you are NOT allowed to store any pointer in pMiscData
typedef struct _tag_AMVABeginFrameInfo
{
DWORD dwDestSurfaceIndex; // IN destination buffer in which to decoding this frame
LPVOID pInputData; // IN pointer to misc data
DWORD dwSizeInputData; // IN size of other misc data to begin frame
LPVOID pOutputData; // OUT pointer to data which the VGA is going to fill
DWORD dwSizeOutputData; // IN size of data which the VGA is going to fill
} AMVABeginFrameInfo, *LPAMVABeginFrameInfo;
// Note that you are NOT allowed to store any pointer in pMiscData
typedef struct _tag_AMVAEndFrameInfo
{
DWORD dwSizeMiscData; // [in] size of other misc data to begin frame
LPVOID pMiscData; // [in] pointer to misc data
} AMVAEndFrameInfo, *LPAMVAEndFrameInfo;
typedef struct _tag_AMVABUFFERINFO
{
DWORD dwTypeIndex; // [in] Type of buffer
DWORD dwBufferIndex; // [in] Buffer index
DWORD dwDataOffset; // [in] offset of relevant data from the beginning of buffer
DWORD dwDataSize; // [in] size of relevant data
} AMVABUFFERINFO, *LPAMVABUFFERINFO;
#ifdef __cplusplus
};
#endif
#endif // _AMVA_INCLUDED
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