2 * Digital video MCI Wine Driver
4 * Copyright 1999, 2000 Eric POUECH
5 * Copyright 2003 Dmitry Timoshkov
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "private_mciavi.h"
24 static BOOL
MCIAVI_GetInfoAudio(WINE_MCIAVI
* wma
, const MMCKINFO
* mmckList
, MMCKINFO
*mmckStream
)
28 TRACE("ash.fccType='%c%c%c%c'\n", LOBYTE(LOWORD(wma
->ash_audio
.fccType
)),
29 HIBYTE(LOWORD(wma
->ash_audio
.fccType
)),
30 LOBYTE(HIWORD(wma
->ash_audio
.fccType
)),
31 HIBYTE(HIWORD(wma
->ash_audio
.fccType
)));
32 if (wma
->ash_audio
.fccHandler
) /* not all streams specify a handler */
33 TRACE("ash.fccHandler='%c%c%c%c'\n", LOBYTE(LOWORD(wma
->ash_audio
.fccHandler
)),
34 HIBYTE(LOWORD(wma
->ash_audio
.fccHandler
)),
35 LOBYTE(HIWORD(wma
->ash_audio
.fccHandler
)),
36 HIBYTE(HIWORD(wma
->ash_audio
.fccHandler
)));
38 TRACE("ash.fccHandler=0, no handler specified\n");
39 TRACE("ash.dwFlags=%d\n", wma
->ash_audio
.dwFlags
);
40 TRACE("ash.wPriority=%d\n", wma
->ash_audio
.wPriority
);
41 TRACE("ash.wLanguage=%d\n", wma
->ash_audio
.wLanguage
);
42 TRACE("ash.dwInitialFrames=%d\n", wma
->ash_audio
.dwInitialFrames
);
43 TRACE("ash.dwScale=%d\n", wma
->ash_audio
.dwScale
);
44 TRACE("ash.dwRate=%d\n", wma
->ash_audio
.dwRate
);
45 TRACE("ash.dwStart=%d\n", wma
->ash_audio
.dwStart
);
46 TRACE("ash.dwLength=%d\n", wma
->ash_audio
.dwLength
);
47 TRACE("ash.dwSuggestedBufferSize=%d\n", wma
->ash_audio
.dwSuggestedBufferSize
);
48 TRACE("ash.dwQuality=%d\n", wma
->ash_audio
.dwQuality
);
49 TRACE("ash.dwSampleSize=%d\n", wma
->ash_audio
.dwSampleSize
);
50 TRACE("ash.rcFrame=(%d,%d,%d,%d)\n", wma
->ash_audio
.rcFrame
.top
, wma
->ash_audio
.rcFrame
.left
,
51 wma
->ash_audio
.rcFrame
.bottom
, wma
->ash_audio
.rcFrame
.right
);
53 /* rewind to the start of the stream */
54 mmioAscend(wma
->hFile
, mmckStream
, 0);
56 mmckInfo
.ckid
= ckidSTREAMFORMAT
;
57 if (mmioDescend(wma
->hFile
, &mmckInfo
, mmckList
, MMIO_FINDCHUNK
) != 0) {
58 WARN("Can't find 'strf' chunk\n");
61 if (mmckInfo
.cksize
< sizeof(WAVEFORMAT
)) {
62 WARN("Size of strf chunk (%d) < audio format struct\n", mmckInfo
.cksize
);
65 wma
->lpWaveFormat
= HeapAlloc(GetProcessHeap(), 0, mmckInfo
.cksize
);
66 if (!wma
->lpWaveFormat
) {
67 WARN("Can't alloc WaveFormat\n");
71 mmioRead(wma
->hFile
, (LPSTR
)wma
->lpWaveFormat
, mmckInfo
.cksize
);
73 TRACE("waveFormat.wFormatTag=%d\n", wma
->lpWaveFormat
->wFormatTag
);
74 TRACE("waveFormat.nChannels=%d\n", wma
->lpWaveFormat
->nChannels
);
75 TRACE("waveFormat.nSamplesPerSec=%d\n", wma
->lpWaveFormat
->nSamplesPerSec
);
76 TRACE("waveFormat.nAvgBytesPerSec=%d\n", wma
->lpWaveFormat
->nAvgBytesPerSec
);
77 TRACE("waveFormat.nBlockAlign=%d\n", wma
->lpWaveFormat
->nBlockAlign
);
78 TRACE("waveFormat.wBitsPerSample=%d\n", wma
->lpWaveFormat
->wBitsPerSample
);
79 if (mmckInfo
.cksize
>= sizeof(WAVEFORMATEX
))
80 TRACE("waveFormat.cbSize=%d\n", wma
->lpWaveFormat
->cbSize
);
85 static BOOL
MCIAVI_GetInfoVideo(WINE_MCIAVI
* wma
, const MMCKINFO
* mmckList
, MMCKINFO
* mmckStream
)
89 TRACE("ash.fccType='%c%c%c%c'\n", LOBYTE(LOWORD(wma
->ash_video
.fccType
)),
90 HIBYTE(LOWORD(wma
->ash_video
.fccType
)),
91 LOBYTE(HIWORD(wma
->ash_video
.fccType
)),
92 HIBYTE(HIWORD(wma
->ash_video
.fccType
)));
93 TRACE("ash.fccHandler='%c%c%c%c'\n", LOBYTE(LOWORD(wma
->ash_video
.fccHandler
)),
94 HIBYTE(LOWORD(wma
->ash_video
.fccHandler
)),
95 LOBYTE(HIWORD(wma
->ash_video
.fccHandler
)),
96 HIBYTE(HIWORD(wma
->ash_video
.fccHandler
)));
97 TRACE("ash.dwFlags=%d\n", wma
->ash_video
.dwFlags
);
98 TRACE("ash.wPriority=%d\n", wma
->ash_video
.wPriority
);
99 TRACE("ash.wLanguage=%d\n", wma
->ash_video
.wLanguage
);
100 TRACE("ash.dwInitialFrames=%d\n", wma
->ash_video
.dwInitialFrames
);
101 TRACE("ash.dwScale=%d\n", wma
->ash_video
.dwScale
);
102 TRACE("ash.dwRate=%d\n", wma
->ash_video
.dwRate
);
103 TRACE("ash.dwStart=%d\n", wma
->ash_video
.dwStart
);
104 TRACE("ash.dwLength=%d\n", wma
->ash_video
.dwLength
);
105 TRACE("ash.dwSuggestedBufferSize=%d\n", wma
->ash_video
.dwSuggestedBufferSize
);
106 TRACE("ash.dwQuality=%d\n", wma
->ash_video
.dwQuality
);
107 TRACE("ash.dwSampleSize=%d\n", wma
->ash_video
.dwSampleSize
);
108 TRACE("ash.rcFrame=(%d,%d,%d,%d)\n", wma
->ash_video
.rcFrame
.top
, wma
->ash_video
.rcFrame
.left
,
109 wma
->ash_video
.rcFrame
.bottom
, wma
->ash_video
.rcFrame
.right
);
111 /* rewind to the start of the stream */
112 mmioAscend(wma
->hFile
, mmckStream
, 0);
114 mmckInfo
.ckid
= ckidSTREAMFORMAT
;
115 if (mmioDescend(wma
->hFile
, &mmckInfo
, mmckList
, MMIO_FINDCHUNK
) != 0) {
116 WARN("Can't find 'strf' chunk\n");
120 wma
->inbih
= HeapAlloc(GetProcessHeap(), 0, mmckInfo
.cksize
);
122 WARN("Can't alloc input BIH\n");
126 mmioRead(wma
->hFile
, (LPSTR
)wma
->inbih
, mmckInfo
.cksize
);
128 TRACE("bih.biSize=%d\n", wma
->inbih
->biSize
);
129 TRACE("bih.biWidth=%d\n", wma
->inbih
->biWidth
);
130 TRACE("bih.biHeight=%d\n", wma
->inbih
->biHeight
);
131 TRACE("bih.biPlanes=%d\n", wma
->inbih
->biPlanes
);
132 TRACE("bih.biBitCount=%d\n", wma
->inbih
->biBitCount
);
133 TRACE("bih.biCompression=%x\n", wma
->inbih
->biCompression
);
134 TRACE("bih.biSizeImage=%d\n", wma
->inbih
->biSizeImage
);
135 TRACE("bih.biXPelsPerMeter=%d\n", wma
->inbih
->biXPelsPerMeter
);
136 TRACE("bih.biYPelsPerMeter=%d\n", wma
->inbih
->biYPelsPerMeter
);
137 TRACE("bih.biClrUsed=%d\n", wma
->inbih
->biClrUsed
);
138 TRACE("bih.biClrImportant=%d\n", wma
->inbih
->biClrImportant
);
140 wma
->source
.left
= 0;
142 wma
->source
.right
= wma
->inbih
->biWidth
;
143 wma
->source
.bottom
= wma
->inbih
->biHeight
;
145 wma
->dest
= wma
->source
;
150 struct AviListBuild
{
151 DWORD numVideoFrames
;
152 DWORD numAudioAllocated
;
153 DWORD numAudioBlocks
;
158 static BOOL
MCIAVI_AddFrame(WINE_MCIAVI
* wma
, LPMMCKINFO mmck
,
159 struct AviListBuild
* alb
)
165 if (mmck
->ckid
== ckidAVIPADDING
) return TRUE
;
167 p
= (const BYTE
*)&mmck
->ckid
;
169 if (!isxdigit(p
[0]) || !isxdigit(p
[1]))
171 WARN("wrongly encoded stream #\n");
175 stream_n
= (p
[0] <= '9') ? (p
[0] - '0') : (tolower(p
[0]) - 'a' + 10);
177 stream_n
|= (p
[1] <= '9') ? (p
[1] - '0') : (tolower(p
[1]) - 'a' + 10);
179 TRACE("ckid %4.4s (stream #%d)\n", (LPSTR
)&mmck
->ckid
, stream_n
);
181 /* Some (rare?) AVI files have video streams name XXYY where XX = stream number and YY = TWOCC
182 * of the last 2 characters of the biCompression member of the BITMAPINFOHEADER structure.
183 * Ex: fccHandler = IV32 & biCompression = IV32 => stream name = XX32
184 * fccHandler = MSVC & biCompression = CRAM => stream name = XXAM
185 * Another possibility is that these TWOCC are simply ignored.
186 * Default to cktypeDIBcompressed when this case happens.
188 twocc
= TWOCCFromFOURCC(mmck
->ckid
);
189 if (twocc
== TWOCCFromFOURCC(wma
->inbih
->biCompression
))
190 twocc
= cktypeDIBcompressed
;
194 case cktypeDIBcompressed
:
195 case cktypePALchange
:
196 if (stream_n
!= wma
->video_stream_n
)
198 TRACE("data belongs to another video stream #%d\n", stream_n
);
202 TRACE("Adding video frame[%d]: %d bytes\n",
203 alb
->numVideoFrames
, mmck
->cksize
);
205 if (alb
->numVideoFrames
< wma
->dwPlayableVideoFrames
) {
206 wma
->lpVideoIndex
[alb
->numVideoFrames
].dwOffset
= mmck
->dwDataOffset
;
207 wma
->lpVideoIndex
[alb
->numVideoFrames
].dwSize
= mmck
->cksize
;
208 if (alb
->inVideoSize
< mmck
->cksize
)
209 alb
->inVideoSize
= mmck
->cksize
;
210 alb
->numVideoFrames
++;
212 WARN("Too many video frames\n");
215 case cktypeWAVEbytes
:
216 if (stream_n
!= wma
->audio_stream_n
)
218 TRACE("data belongs to another audio stream #%d\n", stream_n
);
222 TRACE("Adding audio frame[%d]: %d bytes\n",
223 alb
->numAudioBlocks
, mmck
->cksize
);
224 if (wma
->lpWaveFormat
) {
225 if (alb
->numAudioBlocks
>= alb
->numAudioAllocated
) {
226 alb
->numAudioAllocated
+= 32;
227 if (!wma
->lpAudioIndex
)
228 wma
->lpAudioIndex
= HeapAlloc(GetProcessHeap(), 0,
229 alb
->numAudioAllocated
* sizeof(struct MMIOPos
));
231 wma
->lpAudioIndex
= HeapReAlloc(GetProcessHeap(), 0, wma
->lpAudioIndex
,
232 alb
->numAudioAllocated
* sizeof(struct MMIOPos
));
233 if (!wma
->lpAudioIndex
) return FALSE
;
235 wma
->lpAudioIndex
[alb
->numAudioBlocks
].dwOffset
= mmck
->dwDataOffset
;
236 wma
->lpAudioIndex
[alb
->numAudioBlocks
].dwSize
= mmck
->cksize
;
237 if (alb
->inAudioSize
< mmck
->cksize
)
238 alb
->inAudioSize
= mmck
->cksize
;
239 alb
->numAudioBlocks
++;
241 WARN("Wave chunk without wave format... discarding\n");
245 WARN("Unknown frame type %4.4s\n", (LPSTR
)&mmck
->ckid
);
251 BOOL
MCIAVI_GetInfo(WINE_MCIAVI
* wma
)
257 AVIStreamHeader strh
;
258 struct AviListBuild alb
;
261 if (mmioDescend(wma
->hFile
, &ckMainRIFF
, NULL
, 0) != 0) {
262 WARN("Can't find 'RIFF' chunk\n");
266 if ((ckMainRIFF
.ckid
!= FOURCC_RIFF
) || (ckMainRIFF
.fccType
!= formtypeAVI
)) {
267 WARN("Can't find 'AVI ' chunk\n");
271 mmckHead
.fccType
= listtypeAVIHEADER
;
272 if (mmioDescend(wma
->hFile
, &mmckHead
, &ckMainRIFF
, MMIO_FINDLIST
) != 0) {
273 WARN("Can't find 'hdrl' list\n");
277 mmckInfo
.ckid
= ckidAVIMAINHDR
;
278 if (mmioDescend(wma
->hFile
, &mmckInfo
, &mmckHead
, MMIO_FINDCHUNK
) != 0) {
279 WARN("Can't find 'avih' chunk\n");
283 mmioRead(wma
->hFile
, (LPSTR
)&wma
->mah
, sizeof(wma
->mah
));
285 TRACE("mah.dwMicroSecPerFrame=%d\n", wma
->mah
.dwMicroSecPerFrame
);
286 TRACE("mah.dwMaxBytesPerSec=%d\n", wma
->mah
.dwMaxBytesPerSec
);
287 TRACE("mah.dwPaddingGranularity=%d\n", wma
->mah
.dwPaddingGranularity
);
288 TRACE("mah.dwFlags=%d\n", wma
->mah
.dwFlags
);
289 TRACE("mah.dwTotalFrames=%d\n", wma
->mah
.dwTotalFrames
);
290 TRACE("mah.dwInitialFrames=%d\n", wma
->mah
.dwInitialFrames
);
291 TRACE("mah.dwStreams=%d\n", wma
->mah
.dwStreams
);
292 TRACE("mah.dwSuggestedBufferSize=%d\n", wma
->mah
.dwSuggestedBufferSize
);
293 TRACE("mah.dwWidth=%d\n", wma
->mah
.dwWidth
);
294 TRACE("mah.dwHeight=%d\n", wma
->mah
.dwHeight
);
296 mmioAscend(wma
->hFile
, &mmckInfo
, 0);
298 TRACE("Start of streams\n");
299 wma
->video_stream_n
= 0;
300 wma
->audio_stream_n
= 0;
302 for (stream_n
= 0; stream_n
< wma
->mah
.dwStreams
; stream_n
++)
306 mmckList
.fccType
= listtypeSTREAMHEADER
;
307 if (mmioDescend(wma
->hFile
, &mmckList
, &mmckHead
, MMIO_FINDLIST
) != 0)
310 mmckStream
.ckid
= ckidSTREAMHEADER
;
311 if (mmioDescend(wma
->hFile
, &mmckStream
, &mmckList
, MMIO_FINDCHUNK
) != 0)
313 WARN("Can't find 'strh' chunk\n");
317 mmioRead(wma
->hFile
, (LPSTR
)&strh
, sizeof(strh
));
319 TRACE("Stream #%d fccType %4.4s\n", stream_n
, (LPSTR
)&strh
.fccType
);
321 if (strh
.fccType
== streamtypeVIDEO
)
323 TRACE("found video stream\n");
325 WARN("ignoring another video stream\n");
328 wma
->ash_video
= strh
;
330 if (!MCIAVI_GetInfoVideo(wma
, &mmckList
, &mmckStream
))
332 wma
->video_stream_n
= stream_n
;
336 else if (strh
.fccType
== streamtypeAUDIO
)
338 TRACE("found audio stream\n");
339 if (wma
->lpWaveFormat
)
340 WARN("ignoring another audio stream\n");
343 wma
->ash_audio
= strh
;
345 if (!MCIAVI_GetInfoAudio(wma
, &mmckList
, &mmckStream
))
347 wma
->audio_stream_n
= stream_n
;
352 TRACE("Unsupported stream type %4.4s\n", (LPSTR
)&strh
.fccType
);
354 mmioAscend(wma
->hFile
, &mmckList
, 0);
357 TRACE("End of streams\n");
359 mmioAscend(wma
->hFile
, &mmckHead
, 0);
361 /* no need to read optional JUNK chunk */
363 mmckList
.fccType
= listtypeAVIMOVIE
;
364 if (mmioDescend(wma
->hFile
, &mmckList
, &ckMainRIFF
, MMIO_FINDLIST
) != 0) {
365 WARN("Can't find 'movi' list\n");
369 wma
->dwPlayableVideoFrames
= wma
->mah
.dwTotalFrames
;
370 wma
->lpVideoIndex
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
371 wma
->dwPlayableVideoFrames
* sizeof(struct MMIOPos
));
372 if (!wma
->lpVideoIndex
) {
373 WARN("Can't alloc video index array\n");
376 wma
->dwPlayableAudioBlocks
= 0;
377 wma
->lpAudioIndex
= NULL
;
379 alb
.numAudioBlocks
= alb
.numVideoFrames
= 0;
380 alb
.inVideoSize
= alb
.inAudioSize
= 0;
381 alb
.numAudioAllocated
= 0;
383 while (mmioDescend(wma
->hFile
, &mmckInfo
, &mmckList
, 0) == 0) {
384 if (mmckInfo
.fccType
== listtypeAVIRECORD
) {
387 while (mmioDescend(wma
->hFile
, &tmp
, &mmckInfo
, 0) == 0) {
388 MCIAVI_AddFrame(wma
, &tmp
, &alb
);
389 mmioAscend(wma
->hFile
, &tmp
, 0);
392 MCIAVI_AddFrame(wma
, &mmckInfo
, &alb
);
395 mmioAscend(wma
->hFile
, &mmckInfo
, 0);
397 if (alb
.numVideoFrames
!= wma
->dwPlayableVideoFrames
) {
398 WARN("Found %d video frames (/%d), reducing playable frames\n",
399 alb
.numVideoFrames
, wma
->dwPlayableVideoFrames
);
400 wma
->dwPlayableVideoFrames
= alb
.numVideoFrames
;
402 wma
->dwPlayableAudioBlocks
= alb
.numAudioBlocks
;
404 if (alb
.inVideoSize
> wma
->ash_video
.dwSuggestedBufferSize
) {
405 WARN("inVideoSize=%d suggestedSize=%d\n", alb
.inVideoSize
, wma
->ash_video
.dwSuggestedBufferSize
);
406 wma
->ash_video
.dwSuggestedBufferSize
= alb
.inVideoSize
;
408 if (alb
.inAudioSize
> wma
->ash_audio
.dwSuggestedBufferSize
) {
409 WARN("inAudioSize=%d suggestedSize=%d\n", alb
.inAudioSize
, wma
->ash_audio
.dwSuggestedBufferSize
);
410 wma
->ash_audio
.dwSuggestedBufferSize
= alb
.inAudioSize
;
413 wma
->indata
= HeapAlloc(GetProcessHeap(), 0, wma
->ash_video
.dwSuggestedBufferSize
);
415 WARN("Can't alloc input buffer\n");
422 BOOL
MCIAVI_OpenVideo(WINE_MCIAVI
* wma
)
426 FOURCC fcc
= wma
->ash_video
.fccHandler
;
428 TRACE("fcc %4.4s\n", (LPSTR
)&fcc
);
430 wma
->dwCachedFrame
= -1;
432 /* get the right handle */
433 if (fcc
== mmioFOURCC('C','R','A','M')) fcc
= mmioFOURCC('M','S','V','C');
435 /* try to get a decompressor for that type */
436 wma
->hic
= ICLocate(ICTYPE_VIDEO
, fcc
, wma
->inbih
, NULL
, ICMODE_DECOMPRESS
);
438 /* check for builtin DIB compressions */
439 fcc
= wma
->inbih
->biCompression
;
440 if ((fcc
== mmioFOURCC('D','I','B',' ')) ||
441 (fcc
== mmioFOURCC('R','L','E',' ')) ||
442 (fcc
== BI_RGB
) || (fcc
== BI_RLE8
) ||
443 (fcc
== BI_RLE4
) || (fcc
== BI_BITFIELDS
))
446 WARN("Can't locate codec for the file\n");
450 outSize
= sizeof(BITMAPINFOHEADER
) + 256 * sizeof(RGBQUAD
);
452 wma
->outbih
= HeapAlloc(GetProcessHeap(), 0, outSize
);
454 WARN("Can't alloc output BIH\n");
457 if (!ICGetDisplayFormat(wma
->hic
, wma
->inbih
, wma
->outbih
, 0, 0, 0)) {
458 WARN("Can't open decompressor\n");
462 TRACE("bih.biSize=%d\n", wma
->outbih
->biSize
);
463 TRACE("bih.biWidth=%d\n", wma
->outbih
->biWidth
);
464 TRACE("bih.biHeight=%d\n", wma
->outbih
->biHeight
);
465 TRACE("bih.biPlanes=%d\n", wma
->outbih
->biPlanes
);
466 TRACE("bih.biBitCount=%d\n", wma
->outbih
->biBitCount
);
467 TRACE("bih.biCompression=%x\n", wma
->outbih
->biCompression
);
468 TRACE("bih.biSizeImage=%d\n", wma
->outbih
->biSizeImage
);
469 TRACE("bih.biXPelsPerMeter=%d\n", wma
->outbih
->biXPelsPerMeter
);
470 TRACE("bih.biYPelsPerMeter=%d\n", wma
->outbih
->biYPelsPerMeter
);
471 TRACE("bih.biClrUsed=%d\n", wma
->outbih
->biClrUsed
);
472 TRACE("bih.biClrImportant=%d\n", wma
->outbih
->biClrImportant
);
474 wma
->outdata
= HeapAlloc(GetProcessHeap(), 0, wma
->outbih
->biSizeImage
);
476 WARN("Can't alloc output buffer\n");
480 if (ICSendMessage(wma
->hic
, ICM_DECOMPRESS_BEGIN
,
481 (DWORD_PTR
)wma
->inbih
, (DWORD_PTR
)wma
->outbih
) != ICERR_OK
) {
482 WARN("Can't begin decompression\n");
487 hDC
= wma
->hWndPaint
? GetDC(wma
->hWndPaint
) : 0;
490 MCIAVI_PaintFrame(wma
, hDC
);
491 ReleaseDC(wma
->hWndPaint
, hDC
);
496 static void CALLBACK
MCIAVI_waveCallback(HWAVEOUT hwo
, UINT uMsg
, DWORD_PTR dwInstance
,
497 DWORD_PTR dwParam1
, DWORD_PTR dwParam2
)
499 WINE_MCIAVI
*wma
= MCIAVI_mciGetOpenDev(dwInstance
);
503 EnterCriticalSection(&wma
->cs
);
510 InterlockedIncrement(&wma
->dwEventCount
);
511 TRACE("Returning waveHdr=%lx\n", dwParam1
);
512 SetEvent(wma
->hEvent
);
515 ERR("Unknown uMsg=%d\n", uMsg
);
518 LeaveCriticalSection(&wma
->cs
);
521 DWORD
MCIAVI_OpenAudio(WINE_MCIAVI
* wma
, unsigned* nHdr
, LPWAVEHDR
* pWaveHdr
)
527 dwRet
= waveOutOpen((HWAVEOUT
*)&wma
->hWave
, WAVE_MAPPER
, wma
->lpWaveFormat
,
528 (DWORD_PTR
)MCIAVI_waveCallback
, wma
->wDevID
, CALLBACK_FUNCTION
);
530 TRACE("Can't open low level audio device %d\n", dwRet
);
531 dwRet
= MCIERR_DEVICE_OPEN
;
536 /* FIXME: should set up a heuristic to compute the number of wave headers
540 waveHdr
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
541 *nHdr
* (sizeof(WAVEHDR
) + wma
->ash_audio
.dwSuggestedBufferSize
));
543 TRACE("Can't alloc wave headers\n");
544 dwRet
= MCIERR_DEVICE_OPEN
;
548 for (i
= 0; i
< *nHdr
; i
++) {
549 /* other fields are zero:ed on allocation */
550 waveHdr
[i
].lpData
= (char*)waveHdr
+
551 *nHdr
* sizeof(WAVEHDR
) + i
* wma
->ash_audio
.dwSuggestedBufferSize
;
552 waveHdr
[i
].dwBufferLength
= wma
->ash_audio
.dwSuggestedBufferSize
;
553 if (waveOutPrepareHeader(wma
->hWave
, &waveHdr
[i
], sizeof(WAVEHDR
))) {
554 dwRet
= MCIERR_INTERNAL
;
559 if (wma
->dwCurrVideoFrame
!= 0 && wma
->lpWaveFormat
) {
560 FIXME("Should recompute dwCurrAudioBlock, except unsynchronized sound & video\n");
562 wma
->dwCurrAudioBlock
= 0;
564 wma
->hEvent
= CreateEventW(NULL
, FALSE
, FALSE
, NULL
);
565 wma
->dwEventCount
= *nHdr
- 1;
571 void MCIAVI_PlayAudioBlocks(WINE_MCIAVI
* wma
, unsigned nHdr
, LPWAVEHDR waveHdr
)
573 if (!wma
->lpAudioIndex
)
575 TRACE("%d (ec=%u)\n", wma
->lpAudioIndex
[wma
->dwCurrAudioBlock
].dwOffset
, wma
->dwEventCount
);
577 /* push as many blocks as possible => audio gets priority */
578 while (wma
->dwStatus
!= MCI_MODE_STOP
&& wma
->dwStatus
!= MCI_MODE_NOT_READY
&&
579 wma
->dwCurrAudioBlock
< wma
->dwPlayableAudioBlocks
) {
580 unsigned whidx
= wma
->dwCurrAudioBlock
% nHdr
;
582 ResetEvent(wma
->hEvent
);
583 if (InterlockedDecrement(&wma
->dwEventCount
) < 0 ||
584 !wma
->lpAudioIndex
[wma
->dwCurrAudioBlock
].dwOffset
)
586 InterlockedIncrement(&wma
->dwEventCount
);
590 mmioSeek(wma
->hFile
, wma
->lpAudioIndex
[wma
->dwCurrAudioBlock
].dwOffset
, SEEK_SET
);
591 mmioRead(wma
->hFile
, waveHdr
[whidx
].lpData
, wma
->lpAudioIndex
[wma
->dwCurrAudioBlock
].dwSize
);
593 waveHdr
[whidx
].dwFlags
&= ~WHDR_DONE
;
594 waveHdr
[whidx
].dwBufferLength
= wma
->lpAudioIndex
[wma
->dwCurrAudioBlock
].dwSize
;
595 waveOutWrite(wma
->hWave
, &waveHdr
[whidx
], sizeof(WAVEHDR
));
596 wma
->dwCurrAudioBlock
++;
600 double MCIAVI_PaintFrame(WINE_MCIAVI
* wma
, HDC hDC
)
603 LPBITMAPINFO pBitmapInfo
;
605 if (!hDC
|| !wma
->inbih
)
608 TRACE("Painting frame %u (cached %u)\n", wma
->dwCurrVideoFrame
, wma
->dwCachedFrame
);
610 if (wma
->dwCurrVideoFrame
!= wma
->dwCachedFrame
)
612 if (!wma
->lpVideoIndex
[wma
->dwCurrVideoFrame
].dwOffset
)
615 if (wma
->lpVideoIndex
[wma
->dwCurrVideoFrame
].dwSize
)
617 mmioSeek(wma
->hFile
, wma
->lpVideoIndex
[wma
->dwCurrVideoFrame
].dwOffset
, SEEK_SET
);
618 mmioRead(wma
->hFile
, wma
->indata
, wma
->lpVideoIndex
[wma
->dwCurrVideoFrame
].dwSize
);
620 wma
->inbih
->biSizeImage
= wma
->lpVideoIndex
[wma
->dwCurrVideoFrame
].dwSize
;
622 if (wma
->hic
&& ICDecompress(wma
->hic
, 0, wma
->inbih
, wma
->indata
,
623 wma
->outbih
, wma
->outdata
) != ICERR_OK
)
625 WARN("Decompression error\n");
630 wma
->dwCachedFrame
= wma
->dwCurrVideoFrame
;
634 pBitmapData
= wma
->outdata
;
635 pBitmapInfo
= (LPBITMAPINFO
)wma
->outbih
;
637 pBitmapData
= wma
->indata
;
638 pBitmapInfo
= (LPBITMAPINFO
)wma
->inbih
;
642 wma
->dest
.left
, wma
->dest
.top
,
643 wma
->dest
.right
- wma
->dest
.left
, wma
->dest
.bottom
- wma
->dest
.top
,
644 wma
->source
.left
, wma
->source
.top
,
645 wma
->source
.right
- wma
->source
.left
, wma
->source
.bottom
- wma
->source
.top
,
646 pBitmapData
, pBitmapInfo
, DIB_RGB_COLORS
, SRCCOPY
);
648 return (wma
->ash_video
.dwScale
/ (double)wma
->ash_video
.dwRate
) * 1000000;