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AV8api.h
资源名称：Visual C++视频音频开发实用工程案例精选.rar　[点击查看]
上传用户：tuheem
上传日期：2007-05-01
资源大小：21889k
文件大小：17k
源码类别：

多媒体编程

开发平台：

Visual C++

AV8api.h：源码内容
  1. /****************************************************************************
  2.  *
  3.  *   AV8API.h
  4.  * 
  5.  *   Main interface   
  6.  *
  7.  ***************************************************************************/
  8. /**************************************************************************
  9.  *
  10.  *  THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
  11.  *  KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
  12.  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
  13.  *  PURPOSE.
  14.  *
  15.  *  Copyright (c) 1998 TST International, Co.  All Rights Reserved.
  16.  * 
  17.  **************************************************************************/
  19. #ifndef AV8API_H
  20. #define AV8API_H
  22. //
  23. // Array VideoFlow API header file (an OM-1 API like interface)
  24. //
  26. #define VF_MAX_DEVICES 10
  27. #define VF_DISPLAYNAME "Device"
  28. #define VF_ILLEGAL_POS (-32000)
  30. // separate capabilities to be defined
  31. #define VF_CAP_ALL (-1)
  33. //
  34. // API commands
  35. //
  36. #define VF_CMD_OPEN 0x01
  37. #define VF_CMD_CLOSE 0x02
  38. #define VF_CMD_PLAY 0x03
  39. #define VF_CMD_PAUSE 0x04
  40. #define VF_CMD_STOP 0x05
  41. #define VF_CMD_SEEK 0x06
  42. #define VF_CMD_STEP 0x07
  43. #define VF_CMD_SET 0x09
  44. #define VF_CMD_GET 0x0A
  45. #define VF_CMD_TRANSCODE_SET 0x14
  47. #define VF_CMD_RECORD 0xF0
  48. #define VF_CMD_RESUME 0xF1
  50. #define VF_CMD_IS_OVERLAY 0x41
  51. #define VF_CMD_PAINT_OVERLAY 0x42
  52. #define VF_CMD_GET_OVERLAY_CAPS 0x43
  53. #define VF_CMD_USE_OVERLAY_CAPS 0x44
  54. #define VF_CMD_SET_OVERLAY_WND 0x45
  55. #define VF_CMD_SET_OVERLAY_POS 0x46
  56. #define VF_CMD_SET_OVERLAY_DST 0x47
  57. #define VF_CMD_SET_OVERLAY_SRC 0x48
  58. #define VF_CMD_UNLOAD_OVERLAY 0x49
  60. // rke: these are optional commands for multidevice support
  61. #define VF_CMD_ASSIGN 0x51
  62. #define VF_CMD_INFO 0x52
  63. #define VF_CMD_LOCK 0x53
  64. #define VF_CMD_UNLOCK 0x54
  66. #define VF_CMD_REFDATA 0x61
  67. //
  68. // driver errors/status
  69. #define VF_ERR_NOERR 0x0000
  70. #define VF_ERR_INVALID_FLAGS 0x0200 // invalid or incoherent flags
  71. #define VF_ERR_INDEX 0x0700 // get/set index invalid
  72. #define VF_ERR_VALUE 0x1200 // invalid value
  73. #define VF_ERR_DISK_FULL 0xffffffff
  74.   
  75. //
  76. // callback messages
  77. //
  78. #define VF_MSG_BUF_WRITE 0x03
  79. #define VF_MSG_BUF_CREATE 0x04
  80. #define VF_MSG_BUF_CLOSE 0x05
  82. #define VF_SUBMSG_OUTPUT 0x0002
  84. #define VF_MSGUSER_BUF_WRITE WM_USER + VF_MSG_BUF_WRITE
  85. #define VF_MSGUSER_BUF_CREATE WM_USER + VF_MSG_BUF_CREATE
  86. #define VF_MSGUSER_BUF_CLOSE WM_USER + VF_MSG_BUF_CLOSE
  88. //
  89. // callback structure
  90. //
  92. #pragma pack(4)
  93. typedef struct tagVF_CALLBACK_STRUCT
  94. {
  95. BYTE hStream; // stream handle
  96. WPARAM wSubMsg; // sub message
  97. } VF_CALLBACK_STRUCT, *PVF_CALLBACK_STRUCT, *LPVF_CALLBACK_STRUCT;
  99. #pragma pack(4)
  100. typedef struct tagVF_BUFWRITE_STRUCT
  101. {
  102. VF_CALLBACK_STRUCT vfcallback;
  103. BYTE *lpBuffer; // pointer to the driver buffer
  104. DWORD dwBufferSize; // size of the buffer in bytes
  105. DWORD dwBufferWrite; // encoded data length in bytes
  106. } VF_BUFWRITE_STRUCT, *PVF_BUFWRITE_STRUCT, *LPVF_BUFWRITE_STRUCT;
  108. typedef struct tagVF_TRANSCODE
  109. {
  110. WORD wAlgorithm;
  111. WORD wChannel;
  112. DWORD dwSampleRate;
  113. DWORD dwBitRate;
  114. WORD wMode;
  115. } VF_TRANSCODE;
  117. #pragma pack()
  119. // rke: definition of VF_CALLBACK (prototype for callback functions)
  120. typedef WORD (CALLBACK *VF_CALLBACK)(HANDLE hDriver, UINT msg, DWORD dwUser, 
  121.  DWORD dwParam1, DWORD dwParam2);
  123. /*
  124. // C sample callback function
  125. WORD CALLBACK MyCallback(HANDLE hDriver, UINT msg, DWORD dwUser, 
  126.  DWORD dwParam1, DWORD dwParam2)
  127. {
  128. // hDriver unused
  129. // dwUser unused
  130. //
  131. PVF_BUFWRITE_STRUCT pbw = (PVF_BUFWRITE_STRUCT)dwParam1;
  132. PVOID pvRefData = (PVOID)dwParam2;
  134. switch (msg) {
  135. case VF_MSG_BUF_CREATE + WM_USER:
  136. break;
  137. case VF_MSG_BUF_WRITE + WM_USER: 
  138. break;
  139. case VF_MSG_BUF_CLOSE + WM_USER:
  140. break;
  141. default:;
  142. }
  143. return 0;
  144. }
  146. // to test type compatibility
  147. VF_CALLBACK pCallback = MyCallback;
  148. */
  149. //
  150. // flags
  151. //
  153. //
  154. // open flags
  155. //
  156. #define VF_FLAG_UNKNOWN 0x0000
  157. // algorithm
  158. #define VF_FLAG_MPEG 0x0001
  159. #define VF_FLAG_H261 0x0002
  160. #define VF_FLAG_G711 0x0003
  161. // session
  162. #define VF_FLAG_ENCODE 0x0010
  163. #define VF_FLAG_DECODE 0x0020
  164. // source
  165. #define VF_FLAG_FILE 0x0100
  166. #define VF_FLAG_BUFFER 0x0400
  167. // output
  168. #define VF_FLAG_OUTFILE 0x2000
  169. #define VF_FLAG_OUTBUF 0x3000
  171. // stream type
  172. #define VF_FLAG_MPGAUD 0x0001
  173. #define VF_FLAG_MPGVID 0x0002
  174. #define VF_FLAG_MPGSYS 0x0005
  175. #define VF_FLAG_TYPE_H261 0x0007
  176. #define VF_FLAG_TYPE_G711 0x0008
  178. // state
  179. #define VF_FLAG_STOPPED 0x0002
  180. #define VF_FLAG_PLAYING 0x0004
  182. //
  183. // encoding flags
  184. //
  185. // Setup WMPG32 driver mode either VF_DRV_DIRECT or VF_DRV_TRANSCODE 
  186. // VF_DRV_DIRECT for Simapp. default mode
  187. // VF_DRV_TRANSCODE for Video for Windows
  188. #define VF_DRV_DIRECT 0x0001
  189. #define VF_DRV_TRANSCODE 0x0002
  191. // transcode set 
  192. #define VF_FLAG_TRANSCODE_DRV_MODE 0x0001
  193. #define VF_FLAG_TRANSCODE_AUDIO_ALGORITHM 0x0002
  194. #define VF_FLAG_TRANSCODE_AUDIO_CHANNEL 0x0003
  195. #define VF_FLAG_TRANSCODE_AUDIO_SAMPLERATE 0x0004
  196. #define VF_FLAG_TRANSCODE_AUDIO_BITRATE 0x0005
  197. #define VF_FLAG_TRANSCODE_AUDIO_MODE 0x0006
  199. // system setting
  200. // encode mode
  201. #define VF_FLAG_STM_NORMAL 0x0000
  202. #define VF_FLAG_STM_VCD 0x0001
  204. // video setting
  205. // picture rate
  206. #define VF_FLAG_VID_23967 0x0001
  207. #define VF_FLAG_VID_24 0x0002
  208. #define VF_FLAG_VID_25 0x0003
  209. #define VF_FLAG_VID_2997 0x0004
  210. //#define VF_FLAG_VID_30 0x0005
  211. //#define VF_FLAG_VID_50 0x0006
  212. //#define VF_FLAG_VID_5994 0x0007
  213. //#define VF_FLAG_VID_60 0x0008
  214. //#define VF_FLAG_VID_14985 0x0009
  215. //#define VF_FLAG_VID_999 0x000A
  216. #define VF_FLAG_VID_7498 0x000B
  217. // encode type
  218. //#define VF_FLAG_VID_IPB 0x0000 // mpeg IPB
  219. //#define VF_FLAG_VID_I 0x0001 // mpeg I only
  220. // video input source
  221. #define VF_FLAG_VID_COMPOSITE 0x0000
  222. #define VF_FLAG_VID_SVHS 0x0001
  223. //#define VF_FLAG_VID_EXTRA 0x0002
  224. // mode (input format)
  225. #define VF_FLAG_VID_AUTOFORMAT 0x0000 // used in VOne
  226. #define VF_FLAG_VID_NTSC 0x0001 // used in VOne
  227. #define VF_FLAG_VID_PAL 0x0003 // used in VOne
  228. //#define VF_FLAG_VID_PAL_M 0x0004
  229. //#define VF_FLAG_VID_PAL_N 0x0005
  230. //#define VF_FLAG_VID_SECAM 0x0006
  232. // Video Algorithm
  233. #define VF_FLAG_VID_MPEG 0x0000
  234. #define VF_FLAG_VID_H261 0x0001
  236. // audio setting
  237. // layer
  238. #define VF_FLAG_AUD_LAYER1 0x0001
  239. #define VF_FLAG_AUD_LAYER2 0x0002
  240. #define VF_FLAG_AUD_LAYER3 0x0004
  241. // bitrate
  242. #define VF_FLAG_AUD_32K                 0x00000001
  243. #define VF_FLAG_AUD_48K                 0x00000002
  244. #define VF_FLAG_AUD_56K                 0x00000003
  245. #define VF_FLAG_AUD_64K                 0x00000004
  246. #define VF_FLAG_AUD_80K                 0x00000005
  247. #define VF_FLAG_AUD_96K                 0x00000006
  248. #define VF_FLAG_AUD_112K                0x00000007
  249. #define VF_FLAG_AUD_128K                0x00000008
  250. #define VF_FLAG_AUD_160K                0x00000009
  251. #define VF_FLAG_AUD_192K                0x0000000A
  252. #define VF_FLAG_AUD_224K                0x0000000B
  253. #define VF_FLAG_AUD_256K                0x0000000C
  254. #define VF_FLAG_AUD_320K                0x0000000D
  255. #define VF_FLAG_AUD_384K                0x0000000E
  256. //bitrate -- Video Conferencing application
  257. //#define VF_FLAG_AUD_16K                 0x00000100
  258. //#define VF_FLAG_AUD_64000               0x00000101
  259. // sample
  260. #define VF_FLAG_AUD_SMP_44K             0x00000000
  261. #define VF_FLAG_AUD_SMP_48K             0x00000001
  262. #define VF_FLAG_AUD_SMP_32K             0x00000002
  263. // sample -- Video Conferencing application
  264. //#define VF_FLAG_AUD_SMP_22K             0x00000100
  265. //#define VF_FLAG_AUD_SMP_11K             0x00000101
  266. //#define VF_FLAG_AUD_SMP_8000            0x00000102
  268. // mode
  269. #define VF_FLAG_AUD_STEREO 0x0000
  270. #define VF_FLAG_AUD_JOINTSTEREO 0x0001
  271. #define VF_FLAG_AUD_DUALCHANNEL 0x0002
  272. #define VF_FLAG_AUD_SINGLECHANNEL 0x0003
  273. // input
  274. #define VF_FLAG_AUD_LINEIN 0x0000
  275. //#define VF_FLAG_AUD_CD 0x0001
  276. //#define VF_FLAG_AUD_MIC 0x0002
  277. // Audio Algorithm
  278. #define VF_FLAG_AUD_MPEG 0x0000
  279. //#define VF_FLAG_AUD_PCM 0x0001
  280. //#define VF_FLAG_AUD_G711ALAW 0x0002
  281. //#define VF_FLAG_AUD_G711ULAW 0x0003
  282. //#define VF_FLAG_AUD_G722 0x0004
  283. //#define VF_FLAG_AUD_G723 0x0005
  284. //#define VF_FLAG_AUD_G728 0x0006
  285. //#define VF_FLAG_AUD_G729 0x0007
  286. //#define VF_FLAG_AUD_PCMTOMPEG 0x0008
  287. #define VF_FLAG_AUD_NONE 0xFFFF
  288. // Audio Channel
  289. //#define VF_FLAG_AUD_1CHANNEL 0x0000
  290. //#define VF_FLAG_AUD_2CHANNEL 0x0001
  292. //
  293. // Index(set/get)
  294. //
  295. //#define VF_INDEX_DRV_PRODUCT 0x0101
  296. //#define VF_INDEX_DRV_VERSION 0x0102
  297. //#define VF_INDEX_DRV_AUD_SUP 0x0105
  298. //#define VF_INDEX_DRV_HRD_STAT 0x0110
  299. //#define VF_INDEX_DRV_CAPS 0x0111
  300. //#define VF_INDEX_DRV_PARSE_PRIV 0x0112
  301. //#define VF_INDEX_API_VERSION 0x0113
  302. #define VF_INDEX_SYS_WINDOW_HANDLE 0x0114
  304. #define VF_INDEX_STM_TYPE 0x0202
  305. #define VF_INDEX_STM_SOURCE 0x0203
  306. #define VF_INDEX_STM_MODE 0x0204
  307. #define VF_INDEX_STM_TIME_FMT 0x0205
  308. #define VF_INDEX_STM_POSITION 0x0206
  309. #define VF_INDEX_STM_FILESIZE 0x0207
  310. #define VF_INDEX_STM_USER 0x0208
  311. #define VF_INDEX_STM_ENCODEMODE 0x0210
  312. #define VF_INDEX_STM_PKTCTRL 0x0220
  313. #define VF_INDEX_STM_CURRENTPLAYTIME 0x0221
  314. #define VF_INDEX_STM_TOTALPLAYTIME 0x0222
  315. #define VF_INDEX_STM_STATUS 0x0223
  316. #define VF_INDEX_STM_BUFFERLEVEL 0x02F0 // private command
  319. #define VF_INDEX_VID_RATE 0x0402 // frame rate
  320. #define VF_INDEX_VID_SIZE 0x0403 // video size
  321. #define VF_INDEX_VID_POSITION 0x0404 // current video position
  322. #define VF_INDEX_VID_SRC_POS 0x0406 // overlay
  323. #define VF_INDEX_VID_SRC_SIZE 0x0407 // overlay
  324. #define VF_INDEX_VID_DEST_POS 0x0408 // overlay
  325. #define VF_INDEX_VID_DEST_SIZE 0x0409 // overlay
  326. #define VF_INDEX_VID_KEY_MIN 0x040A // overlay
  327. #define VF_INDEX_VID_KEY_MAX 0x040B // overlay
  328. #define VF_INDEX_VID_KEY_MASK 0x040C // overlay
  329. #define VF_INDEX_VID_KEY_COL 0x040D // overlay
  330. #define VF_INDEX_VID_KEY_MODE 0x040E // overlay
  331. #define VF_INDEX_VID_KEY_COLOR_SPACE 0x0410
  332. #define VF_INDEX_VID_CAP_POS 0x0411
  333. #define VF_INDEX_VID_CAP_SIZE 0x0412
  334. #define VF_INDEX_VID_STOP_MODE 0x0413
  335. #define VF_INDEX_VID_BITRATE 0x0414 // video bitrate
  336. #define VF_INDEX_VID_ENCODETYPE 0x0415 // encode type (IPB, I)
  337. #define VF_INDEX_VID_SOURCE 0x0416 // video input
  338. #define VF_INDEX_VID_MODE 0x0417 // video mode (NTSC, PAL)
  340. #define VF_INDEX_VID_INPUTSIZE 0x0420
  341. #define VF_INDEX_VID_INPUTOFFSET 0x0421
  342. #define VF_INDEX_VID_BRIGHTNESS 0x0422
  343. #define VF_INDEX_VID_CONTRAST 0x0423
  344. #define VF_INDEX_VID_HUE 0x0424
  345. #define VF_INDEX_VID_SATURATION 0x0425
  347. #define VF_INDEX_VID_CONSTRAIN 0x0430
  348. #define VF_INDEX_VID_OUTPUTSIZE 0x0431
  349. #define VF_INDEX_VID_OUTPUTOFFSET 0x0432
  350. #define VF_INDEX_VID_VBVSIZE 0x0433
  351. #define VF_INDEX_VID_VBVDELAY 0x0434
  352. #define VF_INDEX_VID_INITIALSMPTE 0x0435
  353. #define VF_INDEX_VID_INITIALDELAY 0x0436
  354. #define VF_INDEX_VID_IINTERVAL 0x0437
  355. #define VF_INDEX_VID_BINTERVAL 0x0438 // how many B frames between I, P frames
  356. #define VF_INDEX_VID_GOPINTERVAL 0x0439
  357. #define VF_INDEX_VID_SEQINTERVAL 0x043A
  359. #define VF_INDEX_VID_QMATRIX 0x0440
  360. #define VF_INDEX_VID_QMATRIXSCALE 0x0441
  362. #define VF_INDEX_VID_IPERCENTBITS 0x0450
  363. #define VF_INDEX_VID_PPERCENTBITS 0x0451
  364. #define VF_INDEX_VID_BPERCENTBITS 0x0452
  365. #define VF_INDEX_VID_LEAKPERCENT 0x0453
  366. #define VF_INDEX_VID_IRATECTRL 0x0454
  367. #define VF_INDEX_VID_PRATECTRL 0x0455
  368. #define VF_INDEX_VID_BRATECTRL 0x0456
  369. #define VF_INDEX_VID_IQGAIN 0x0457
  370. #define VF_INDEX_VID_PQGAIN 0x0458
  371. #define VF_INDEX_VID_BQGAIN 0x0459
  372. #define VF_INDEX_VID_INITIALAVEACT 0x045A
  373. #define VF_INDEX_VID_INITIALAGAIN 0x045B
  375. #define VF_INDEX_VID_THRESHOLDLUMA 0x0460
  376. #define VF_INDEX_VID_THRESHOLDCHROMA 0x0461
  377. #define VF_INDEX_VID_SCENEADAPT 0x0462
  378. #define VF_INDEX_VID_VARIABLEFRAMERATE 0x0463
  379. #define VF_INDEX_VID_VARIABLEBITRATE 0x0464
  381. #define VF_INDEX_VID_NUMBEROFFRAMES 0x0470
  382. #define VF_INDEX_VID_ALGORITHM 0x0480
  384. #define VF_INDEX_VID_LINECROP 0x0481
  385. #define VF_INDEX_VID_YOFFSET 0x0482
  387. #define VF_INDEX_VID_BUFFERLEVEL 0x04F0 // private command
  389. #define VF_INDEX_AUD_POSITION 0x0502
  390. #define VF_INDEX_AUD_VOLUME 0x0503
  391. #define VF_INDEX_AUD_VOLUMEL 0x0504
  392. #define VF_INDEX_AUD_VOLUMER 0x0505
  393. #define VF_INDEX_AUD_GAINL 0x0506
  394. #define VF_INDEX_AUD_GAINR 0x0507
  395. #define VF_INDEX_AUD_LAYER 0x0508
  396. #define VF_INDEX_AUD_BITRATE 0x0509
  397. #define VF_INDEX_AUD_SAMPLE 0x050A
  398. #define VF_INDEX_AUD_MODE 0x050B
  399. #define VF_INDEX_AUD_INPUT 0x050C
  400. #define VF_INDEX_AUD_ALGORITHM 0x050D
  401. #define VF_INDEX_AUD_CHANNEL 0x050E
  402. #define VF_INDEX_AUD_GAIN 0x050F
  404. #define VF_INDEX_AUD_BUFFERLEVEL 0x05F0 // private command
  406. #define VF_INDEX_OUTPUT 0xFFF0
  407. #define VF_INDEX_OUTFILE 0xFFF1
  408. #define VF_INDEX_OUTBUF 0xFFF2
  409. #define VF_INDEX_OUTHARD 0xFFF3
  410. #define VF_INDEX_OUTNULL 0xFFF4
  412. #ifdef _INC_WINDOWS
  413. // some macros for an easier writing of calls to the driver
  415. #define DRV_CMD DRV_USER + 100
  416. //#define DRV_ERR DRV_USER + 101  
  417. //#define WM_POSTMESSAGECALLBACK  WM_USER+5
  419. #ifdef _DEBUG
  420. // when debugging generate division by zero error if VFCmd is called with hVFDrv == 0
  421. #define VFCmd(hVFDrv, a,b,c,d) (hVFDrv ? SendDriverMessage(hVFDrv, DRV_CMD, MAKELPARAM(MAKEWORD(a,b),c),d) : (1/((long)hVFDrv)))
  422. #else
  423. #define VFCmd(hVFDrv, a,b,c,d) SendDriverMessage(hVFDrv, DRV_CMD, MAKELPARAM(MAKEWORD(a,b),c),d)
  424. #endif
  426. #ifndef MAKEWORD
  427. #define MAKEWORD(low,high) ((WORD)(((BYTE)(low)) | ((( WORD)((BYTE)(high))) <<  8)))
  428. #endif
  430. #define MAKEDWORD(a,b) MAKELPARAM(a,b)
  432. #define HVFAssign(hVFDrv,iDeviceIndex) VFCmd(hVFDrv,VF_CMD_ASSIGN,0,0,iDeviceIndex)
  433. #define HVFLock(hVFDrv,dwCapabilities) VFCmd(hVFDrv,VF_CMD_LOCK,0,0,dwCapabilities)
  434. #define HVFUnlock(hVFDrv,dwCapabilities) VFCmd(hVFDrv,VF_CMD_UNLOCK,0,0,dwCapabilities)
  436. #define HVFOpen(hVFDrv,wFlags,pscFileORpCallback) VFCmd(hVFDrv,VF_CMD_OPEN,0,wFlags,pscFileORpCallback)
  437. #define HVFClose(hVFDrv,bStream) VFCmd(hVFDrv,VF_CMD_CLOSE,bStream,0,0)
  438. #define HVFRefData(hVFDrv,bStream,dwRefData) VFCmd(hVFDrv,VF_CMD_REFDATA,bStream,0,(LONG)(dwRefData))
  439. #define HVFRecord(hVFDrv,bStream,wFlags,lPosition) VFCmd(hVFDrv,VF_CMD_RECORD,bStream,wFlags,lPosition)
  440. #define HVFPause(hVFDrv,bStream) VFCmd(hVFDrv,VF_CMD_PAUSE,bStream,0,0)
  441. #define HVFResume(hVFDrv,bStream) VFCmd(hVFDrv,VF_CMD_RESUME,bStream,0,0)
  442. #define HVFStop(hVFDrv,bStream) VFCmd(hVFDrv,VF_CMD_STOP,bStream,0,0)
  444. #define HVFSet(hVFDrv,bStream,wIndex,lValue) VFCmd(hVFDrv,VF_CMD_SET,bStream,wIndex,lValue)
  445. #define HVFGet(hVFDrv,bStream,wIndex) VFCmd(hVFDrv,VF_CMD_GET,bStream,wIndex,0)
  447. #define HVFIsOverlay(hVFDrv) VFCmd(hVFDrv,VF_CMD_IS_OVERLAY,0,0,0)
  448. #define HVFGetOverlayCaps(hVFDrv) VFCmd(hVFDrv,VF_CMD_GET_OVERLAY_CAPS,0,0,0)
  449. #define HVFUseOverlayCaps(hVFDrv, dwOverlayCaps) VFCmd(hVFDrv,VF_CMD_USE_OVERLAY_CAPS,0,0,(LONG)(dwOverlayCaps))
  450. #define HVFPaintOverlay(hVFDrv, pPaintStruct) VFCmd(hVFDrv,VF_CMD_PAINT_OVERLAY,0,0,(LONG)(pPaintStruct))
  451. #define HVFSetOverlayWnd(hVFDrv,hWnd) VFCmd(hVFDrv,VF_CMD_SET_OVERLAY_WND,0,0,(LONG)(hWnd))
  452. #define HVFSetOverlayDst(hVFDrv,wDstWidth,wDstHeight) VFCmd(hVFDrv,VF_CMD_SET_OVERLAY_DST,0,0,MAKELPARAM(wDstWidth,wDstHeight))
  453. #define HVFSetOverlayPos(hVFDrv,iXPos,iYPos) VFCmd(hVFDrv,VF_CMD_SET_OVERLAY_POS,0,0,MAKELPARAM(iXPos,iYPos))
  454. #define HVFSetOverlaySrc(hVFDrv,wSrcWidth,wSrcHeight) VFCmd(hVFDrv,VF_CMD_SET_OVERLAY_SRC,0,0,MAKELPARAM(wSrcWidth,wSrcHeight))
  455. #define HVFUnloadOverlay(hVFDrv) VFCmd(hVFDrv,VF_CMD_UNLOAD_OVERLAY,0,0,0)
  457. #define HVFTranscodeSet(hVFDrv,wIndex,lValue) VFCmd(hVFDrv,VF_CMD_TRANSCODE_SET,0,wIndex,lValue)
  459. // for compatibility
  460. // These macros have the effect that a variable or class member named 'hVFDrv' 
  461. // has to be defined in the context where these macros are used
  462. #define VFOpen(wFlags,pscFileORpCallback) VFCmd(hVFDrv,VF_CMD_OPEN,0,wFlags,pscFileORpCallback)
  463. #define VFClose(bStream) VFCmd(hVFDrv,VF_CMD_CLOSE,bStream,0,0)
  464. #define VFRecord(bStream,wFlags,lPosition) VFCmd(hVFDrv,VF_CMD_RECORD,bStream,wFlags,lPosition)
  465. #define VFPause(bStream) VFCmd(hVFDrv,VF_CMD_PAUSE,bStream,0,0)
  466. #define VFResume(bStream) VFCmd(hVFDrv,VF_CMD_RESUME,bStream,0,0)
  467. #define VFStop(bStream) VFCmd(hVFDrv,VF_CMD_STOP,bStream,0,0)
  468. #define VFSet(bStream,wIndex,lValue) VFCmd(hVFDrv,VF_CMD_SET,bStream,wIndex,lValue)
  469. #define VFGet(bStream,wIndex) VFCmd(hVFDrv,VF_CMD_GET,bStream,wIndex,0)
  470. #define VFTranscodeSet(wIndex,lValue) VFCmd(hVFDrv,VF_CMD_TRANSCODE_SET,0,wIndex,lValue)
  472. #endif // _INC_WINDOWS
  474. #endif