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/****************************************************************************//* *//* THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY *//* KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE *//* IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR *//* PURPOSE. *//* MSVIDEO.H - Include file for Video APIs *//* *//* Note: You must include WINDOWS.H before including this file. *//* *//* Copyright (c) 1990-1993, Microsoft Corp. All rights reserved. *//* *//****************************************************************************/
#ifndef _INC_MSVIDEO
#define _INC_MSVIDEO 50 /* version number */
#ifdef __cplusplus
extern "C" { /* Assume C declarations for C++ */#endif /* __cplusplus */
#ifndef _RCINVOKED
#ifdef BUILDDLL /* ;Internal */
#undef WINAPI /* ;Internal */
#define WINAPI FAR PASCAL _loadds /* ;Internal */
#endif /* ;Internal */
/* video data types */DECLARE_HANDLE(HVIDEO); // generic handle
typedef HVIDEO FAR * LPHVIDEO;#endif // ifndef RCINVOKED
/****************************************************************************
version api
****************************************************************************/
DWORD FAR PASCAL VideoForWindowsVersion(void);
/****************************************************************************
Error Return Values
****************************************************************************/#define DV_ERR_OK (0) /* No error */
#define DV_ERR_BASE (1) /* Error Base */
#define DV_ERR_NONSPECIFIC (DV_ERR_BASE)
#define DV_ERR_BADFORMAT (DV_ERR_BASE + 1)
/* unsupported video format */#define DV_ERR_STILLPLAYING (DV_ERR_BASE + 2)
/* still something playing */#define DV_ERR_UNPREPARED (DV_ERR_BASE + 3)
/* header not prepared */#define DV_ERR_SYNC (DV_ERR_BASE + 4)
/* device is synchronous */#define DV_ERR_TOOMANYCHANNELS (DV_ERR_BASE + 5)
/* number of channels exceeded */#define DV_ERR_NOTDETECTED (DV_ERR_BASE + 6) /* HW not detected */
#define DV_ERR_BADINSTALL (DV_ERR_BASE + 7) /* Can not get Profile */
#define DV_ERR_CREATEPALETTE (DV_ERR_BASE + 8)
#define DV_ERR_SIZEFIELD (DV_ERR_BASE + 9)
#define DV_ERR_PARAM1 (DV_ERR_BASE + 10)
#define DV_ERR_PARAM2 (DV_ERR_BASE + 11)
#define DV_ERR_CONFIG1 (DV_ERR_BASE + 12)
#define DV_ERR_CONFIG2 (DV_ERR_BASE + 13)
#define DV_ERR_FLAGS (DV_ERR_BASE + 14)
#define DV_ERR_13 (DV_ERR_BASE + 15)
#define DV_ERR_NOTSUPPORTED (DV_ERR_BASE + 16) /* function not suported */
#define DV_ERR_NOMEM (DV_ERR_BASE + 17) /* out of memory */
#define DV_ERR_ALLOCATED (DV_ERR_BASE + 18) /* device is allocated */
#define DV_ERR_BADDEVICEID (DV_ERR_BASE + 19)
#define DV_ERR_INVALHANDLE (DV_ERR_BASE + 20)
#define DV_ERR_BADERRNUM (DV_ERR_BASE + 21)
#define DV_ERR_NO_BUFFERS (DV_ERR_BASE + 22) /* out of buffers */
#define DV_ERR_MEM_CONFLICT (DV_ERR_BASE + 23) /* Mem conflict detected */
#define DV_ERR_IO_CONFLICT (DV_ERR_BASE + 24) /* I/O conflict detected */
#define DV_ERR_DMA_CONFLICT (DV_ERR_BASE + 25) /* DMA conflict detected */
#define DV_ERR_INT_CONFLICT (DV_ERR_BASE + 26) /* Interrupt conflict detected */
#define DV_ERR_PROTECT_ONLY (DV_ERR_BASE + 27) /* Can not run in standard mode */
#define DV_ERR_LASTERROR (DV_ERR_BASE + 27)
#define DV_ERR_USER_MSG (DV_ERR_BASE + 1000) /* Hardware specific errors */
/****************************************************************************
Callback Messages
Note that the values for all installable driver callback messages areidentical, (ie. MM_DRVM_DATA has the same value for capture drivers,installable video codecs, and the audio compression manager).****************************************************************************/#ifndef _RCINVOKED
#ifndef MM_DRVM_OPEN
#define MM_DRVM_OPEN 0x3D0
#define MM_DRVM_CLOSE 0x3D1
#define MM_DRVM_DATA 0x3D2
#define MM_DRVM_ERROR 0x3D3
#endif
#define DV_VM_OPEN MM_DRVM_OPEN // Obsolete messages
#define DV_VM_CLOSE MM_DRVM_CLOSE
#define DV_VM_DATA MM_DRVM_DATA
#define DV_VM_ERROR MM_DRVM_ERROR
/****************************************************************************
Structures
****************************************************************************//* video data block header */typedef struct videohdr_tag { LPBYTE lpData; /* pointer to locked data buffer */ DWORD dwBufferLength; /* Length of data buffer */ DWORD dwBytesUsed; /* Bytes actually used */ DWORD dwTimeCaptured; /* Milliseconds from start of stream */ DWORD dwUser; /* for client's use */ DWORD dwFlags; /* assorted flags (see defines) */ DWORD dwReserved[4]; /* reserved for driver */} VIDEOHDR, NEAR *PVIDEOHDR, FAR * LPVIDEOHDR;
/* dwFlags field of VIDEOHDR */#define VHDR_DONE 0x00000001 /* Done bit */
#define VHDR_PREPARED 0x00000002 /* Set if this header has been prepared */
#define VHDR_INQUEUE 0x00000004 /* Reserved for driver */
#define VHDR_KEYFRAME 0x00000008 /* Key Frame */
#define VHDR_VALID 0x0000000F /* valid flags */ /* ;Internal */
/* Channel capabilities structure */typedef struct channel_caps_tag { DWORD dwFlags; /* Capability flags*/ DWORD dwSrcRectXMod; /* Granularity of src rect in x */ DWORD dwSrcRectYMod; /* Granularity of src rect in y */ DWORD dwSrcRectWidthMod; /* Granularity of src rect width */ DWORD dwSrcRectHeightMod; /* Granularity of src rect height */ DWORD dwDstRectXMod; /* Granularity of dst rect in x */ DWORD dwDstRectYMod; /* Granularity of dst rect in y */ DWORD dwDstRectWidthMod; /* Granularity of dst rect width */ DWORD dwDstRectHeightMod; /* Granularity of dst rect height */} CHANNEL_CAPS, NEAR *PCHANNEL_CAPS, FAR * LPCHANNEL_CAPS;
/* dwFlags of CHANNEL_CAPS */#define VCAPS_OVERLAY 0x00000001 /* overlay channel */
#define VCAPS_SRC_CAN_CLIP 0x00000002 /* src rect can clip */
#define VCAPS_DST_CAN_CLIP 0x00000004 /* dst rect can clip */
#define VCAPS_CAN_SCALE 0x00000008 /* allows src != dst */
/****************************************************************************
video APIs
****************************************************************************/
DWORD WINAPI videoGetNumDevs(void);
DWORD WINAPI videoOpen (LPHVIDEO lphVideo, DWORD dwDevice, DWORD dwFlags);DWORD WINAPI videoClose (HVIDEO hVideo);DWORD WINAPI videoDialog(HVIDEO hVideo, HWND hWndParent, DWORD dwFlags);DWORD WINAPI videoGetChannelCaps(HVIDEO hVideo, LPCHANNEL_CAPS lpChannelCaps, DWORD dwSize);DWORD WINAPI videoUpdate (HVIDEO hVideo, HWND hWnd, HDC hDC);DWORD WINAPI videoConfigure (HVIDEO hVideo, UINT msg, DWORD dwFlags, LPDWORD lpdwReturn, LPVOID lpData1, DWORD dwSize1, LPVOID lpData2, DWORD dwSize2);DWORD WINAPI videoConfigureStorage (HVIDEO hVideo, LPSTR lpstrIdent, DWORD dwFlags);DWORD WINAPI videoFrame(HVIDEO hVideo, LPVIDEOHDR lpVHdr);DWORD WINAPI videoMessage(HVIDEO hVideo, UINT msg, DWORD dwP1, DWORD dwP2);
/* streaming APIs */DWORD WINAPI videoStreamAddBuffer(HVIDEO hVideo, LPVIDEOHDR lpVHdr, DWORD dwSize);DWORD WINAPI videoStreamGetError(HVIDEO hVideo, LPDWORD lpdwErrorFirst, LPDWORD lpdwErrorLast);DWORD WINAPI videoGetErrorText(HVIDEO hVideo, UINT wError, LPSTR lpText, UINT wSize);DWORD WINAPI videoStreamGetPosition(HVIDEO hVideo, MMTIME FAR* lpInfo, DWORD dwSize);DWORD WINAPI videoStreamInit(HVIDEO hVideo, DWORD dwMicroSecPerFrame, DWORD dwCallback, DWORD dwCallbackInst, DWORD dwFlags);DWORD WINAPI videoStreamFini(HVIDEO hVideo);DWORD WINAPI videoStreamPrepareHeader(HVIDEO hVideo, LPVIDEOHDR lpVHdr, DWORD dwSize);DWORD WINAPI videoStreamReset(HVIDEO hVideo);DWORD WINAPI videoStreamStart(HVIDEO hVideo);DWORD WINAPI videoStreamStop(HVIDEO hVideo);DWORD WINAPI videoStreamUnprepareHeader(HVIDEO hVideo, LPVIDEOHDR lpVHdr, DWORD dwSize);
// for correct handling of capGetDriverDescription on NT and Chicago
DWORD WINAPI videoCapDriverDescAndVer ( DWORD wDriverIndex, LPSTR lpszName, UINT cbName, LPSTR lpszVer, UINT cbVer);
/****************************************************************************
API Flags
****************************************************************************/
// Types of channels to open with the videoOpen function
#define VIDEO_EXTERNALIN 0x0001
#define VIDEO_EXTERNALOUT 0x0002
#define VIDEO_IN 0x0004
#define VIDEO_OUT 0x0008
// Is a driver dialog available for this channel?
#define VIDEO_DLG_QUERY 0x0010
// videoConfigure (both GET and SET)
#define VIDEO_CONFIGURE_QUERY 0x8000
// videoConfigure (SET only)
#define VIDEO_CONFIGURE_SET 0x1000
// videoConfigure (GET only)
#define VIDEO_CONFIGURE_GET 0x2000
#define VIDEO_CONFIGURE_QUERYSIZE 0x0001
#define VIDEO_CONFIGURE_CURRENT 0x0010
#define VIDEO_CONFIGURE_NOMINAL 0x0020
#define VIDEO_CONFIGURE_MIN 0x0040
#define VIDEO_CONFIGURE_MAX 0x0080
/****************************************************************************
CONFIGURE MESSAGES
****************************************************************************/#define DVM_USER 0X4000
#define DVM_CONFIGURE_START 0x1000
#define DVM_CONFIGURE_END 0x1FFF
#define DVM_PALETTE (DVM_CONFIGURE_START + 1)
#define DVM_FORMAT (DVM_CONFIGURE_START + 2)
#define DVM_PALETTERGB555 (DVM_CONFIGURE_START + 3)
#define DVM_SRC_RECT (DVM_CONFIGURE_START + 4)
#define DVM_DST_RECT (DVM_CONFIGURE_START + 5)
#endif /* ifndef _RCINVOKED */
#ifdef __cplusplus
} /* End of extern "C" { */#endif /* __cplusplus */
#endif /* _INC_MSVIDEO */
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