114 lines
2.6 KiB
C
114 lines
2.6 KiB
C
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/***************************************************************************
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*
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* video16.h
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*
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* Copyright (c) 1994 Microsoft Corporation
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*
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* 32-bit Thunks for avicap32.dll
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*
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* Structures for mapping video
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*
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**************************************************************************/
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/*
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* Make sure the compiler doesn't think it knows better about packing
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* The 16-bit stack is effectively pack(2)
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*/
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#pragma pack(2)
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/*
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* Definitions to help with thunking video calls
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*/
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typedef WORD HVIDEO16;
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typedef HVIDEO16 *LPHVIDEO16;
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/*
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* Note that everything is in the reverse order to keep with the PASCAL
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* calling convention on the other side
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*/
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/****************************************************************************
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video entry point parameter lists
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****************************************************************************/
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typedef struct {
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DWORD dwP2;
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DWORD dwP1;
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WORD msg;
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HVIDEO16 hVideo;
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} UNALIGNED *PvideoMessageParms16;
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typedef struct {
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DWORD dwFlags;
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DWORD dwDeviceId;
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LPHVIDEO16 lphVideo;
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} UNALIGNED *PvideoOpenParms16;
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typedef struct {
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HVIDEO16 hVideo;
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} UNALIGNED *PvideoCloseParms16;
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/*
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* Our shadow header structure for use with callbacks
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* (see videoStreamAddBuffer)
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*/
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typedef struct {
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LPVOID pHdr16; /* Remember address on 16-bit side */
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LPVOID pHdr32; /* 32-bit version of pHdr16 */
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LPBYTE lpData16; /* Remember pointer for flushing */
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VIDEOHDR videoHdr;
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} VIDEOHDR32, *PVIDEOHDR32;
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/*
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* Instance data for videoStreamInit - contains pointer to 16-bit side
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* instance data
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*/
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typedef struct {
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DWORD dwFlags; // Real flags
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DWORD dwCallbackInst; // Real instance data
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DWORD dwCallback;
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HVIDEO16 hVideo;
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} VIDEOINSTANCEDATA32, *PVIDEOINSTANCEDATA32;
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/*
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* Thunk 16-bit mmtime
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*/
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#pragma pack(2)
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typedef struct {
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WORD wType; /* indicates the contents of the union */
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union {
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DWORD ms; /* milliseconds */
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DWORD sample; /* samples */
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DWORD cb; /* byte count */
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struct { /* SMPTE */
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BYTE hour; /* hours */
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BYTE min; /* minutes */
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BYTE sec; /* seconds */
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BYTE frame; /* frames */
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BYTE fps; /* frames per second */
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BYTE dummy; /* pad */
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} smpte;
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struct { /* MIDI */
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DWORD songptrpos; /* song pointer position */
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} midi;
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} u;
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} MMTIME16;
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#pragma pack()
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