127 lines
4.9 KiB
C
127 lines
4.9 KiB
C
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/****************************************************************************/
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/* */
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/* MSVIDDRV.H - Include file for messages to video capture drivers */
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/* */
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/* Note: You must include WINDOWS.H before including this file. */
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/* */
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/* Copyright (c) 1990-1999, Microsoft Corp. All rights reserved. */
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/* */
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/****************************************************************************/
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#ifndef _INC_MSVIDDRV
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#define _INC_MSVIDDRV 50 /* version number */
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#if _MSC_VER > 1000
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#pragma once
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#endif
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#ifdef __cplusplus
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extern "C" { /* Assume C declarations for C++ */
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#endif /* __cplusplus */
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/****************************************************************************
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Digital Video Messages (DVM_)
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****************************************************************************/
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// General messages
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#define DVM_START DRV_USER
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#define DVM_GETERRORTEXT (DVM_START + 0)
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#define DVM_GETVIDEOAPIVER (DVM_START + 1)
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// This value increments each time the API changes
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// It is passed to the driver in the DRV_OPEN message.
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#define VIDEOAPIVERSION 4
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// General messages applicable to all channel types
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#define DVM_DIALOG (DVM_START + 100)
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#define DVM_CONFIGURESTORAGE (DVM_START + 101)
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#define DVM_GET_CHANNEL_CAPS (DVM_START + 102)
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#define DVM_UPDATE (DVM_START + 103)
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// Single frame msg
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#define DVM_FRAME (DVM_START + 200)
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// stream messages
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#define DVM_STREAM_MSG_START (DVM_START + 300)
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#define DVM_STREAM_MSG_END (DVM_START + 399)
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#define DVM_STREAM_ADDBUFFER (DVM_START + 300)
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#define DVM_STREAM_FINI (DVM_START + 301)
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#define DVM_STREAM_GETERROR (DVM_START + 302)
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#define DVM_STREAM_GETPOSITION (DVM_START + 303)
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#define DVM_STREAM_INIT (DVM_START + 304)
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#define DVM_STREAM_PREPAREHEADER (DVM_START + 305)
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#define DVM_STREAM_RESET (DVM_START + 306)
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#define DVM_STREAM_START (DVM_START + 307)
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#define DVM_STREAM_STOP (DVM_START + 308)
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#define DVM_STREAM_UNPREPAREHEADER (DVM_START + 309)
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// Following added post VFW1.1a, but are now obsolete
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#define DVM_STREAM_ALLOCHDRANDBUFFER (DVM_START + 310)
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#define DVM_STREAM_FREEHDRANDBUFFER (DVM_START + 311)
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// The 2 messages above will be removed once the ALLOCBUFFER code is ready
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// Following added for Win95 and NTPPC
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#define DVM_STREAM_ALLOCBUFFER (DVM_START + 312)
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#define DVM_STREAM_FREEBUFFER (DVM_START + 313)
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// NOTE that DVM_CONFIGURE numbers will start at 0x1000 (for configure API)
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/****************************************************************************
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Open Definitions
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****************************************************************************/
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#define OPEN_TYPE_VCAP mmioFOURCC('v', 'c', 'a', 'p')
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// The following structure is the same as IC_OPEN
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// to allow compressors and capture devices to share
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// the same DriverProc.
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typedef struct tag_video_open_parms {
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DWORD dwSize; // sizeof(VIDEO_OPEN_PARMS)
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FOURCC fccType; // 'vcap'
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FOURCC fccComp; // unused
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DWORD dwVersion; // version of msvideo opening you
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DWORD dwFlags; // channel type
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DWORD dwError; // if open fails, this is why
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LPVOID pV1Reserved; // Reserved
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LPVOID pV2Reserved; // Reserved
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DWORD dnDevNode; // Devnode for PnP devices
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} VIDEO_OPEN_PARMS, FAR * LPVIDEO_OPEN_PARMS;
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typedef struct tag_video_geterrortext_parms {
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DWORD dwError; // The error number to identify
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#ifdef _WIN32
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LPWSTR lpText; // Text buffer to fill
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#else
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LPSTR lpText; // Text buffer to fill
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#endif
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DWORD dwLength; // Size of text buffer in characters
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} VIDEO_GETERRORTEXT_PARMS, FAR * LPVIDEO_GETERRORTEXT_PARMS;
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typedef struct tag_video_stream_init_parms {
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DWORD dwMicroSecPerFrame;
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DWORD dwCallback;
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DWORD dwCallbackInst;
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DWORD dwFlags;
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HANDLE hVideo;
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} VIDEO_STREAM_INIT_PARMS, FAR * LPVIDEO_STREAM_INIT_PARMS;
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typedef struct tag_video_configure_parms {
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LPDWORD lpdwReturn; // Return parameter from configure MSG.
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LPVOID lpData1; // Pointer to data 1.
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DWORD dwSize1; // size of data buffer 1.
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LPVOID lpData2; // Pointer to data 2.
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DWORD dwSize2; // size of data buffer 2.
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} VIDEOCONFIGPARMS, FAR * LPVIDEOCONFIGPARMS;
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#ifdef __cplusplus
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} /* End of extern "C" { */
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#endif /* __cplusplus */
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#endif /* _INC_MSVIDDRV */
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