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Do not check for non NULL pointer before HeapFree'ing it. It's
[wine.git] / dlls / msvideo / msvideo_main.c
blob14e5aeb0f93dc96e90f23107492871ee3ef726ae
1 /*
2 * Copyright 1998 Marcus Meissner
3 * Copyright 2000 Bradley Baetz
4 * Copyright 2003 Michael Günnewig
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 * FIXME: This all assumes 32 bit codecs
21 * Win95 appears to prefer 32 bit codecs, even from 16 bit code.
22 * There is the ICOpenFunction16 to worry about still, though.
23 *
24 * TODO
25 * - no thread safety
26 */
27
28 #include <stdio.h>
29 #include <string.h>
30
31 #include "msvideo_private.h"
32 #include "winnls.h"
33 #include "wingdi.h"
34 #include "winuser.h"
35 #include "winreg.h"
36
37 #include "windowsx.h"
38
39 #include "wine/debug.h"
40
41 /* Drivers32 settings */
42 #define HKLM_DRIVERS32 "Software\\Microsoft\\Windows NT\\CurrentVersion\\Drivers32"
43
44 WINE_DEFAULT_DEBUG_CHANNEL(msvideo);
45
46 static inline const char *wine_dbgstr_fcc( DWORD fcc )
47 {
48 return wine_dbg_sprintf("%c%c%c%c",
49 LOBYTE(LOWORD(fcc)), HIBYTE(LOWORD(fcc)),
50 LOBYTE(HIWORD(fcc)), HIBYTE(HIWORD(fcc)));
51 }
52
53 LRESULT (CALLBACK *pFnCallTo16)(HDRVR, HIC, UINT, LPARAM, LPARAM) = NULL;
54
55 static WINE_HIC* MSVIDEO_FirstHic /* = NULL */;
56
57 typedef struct _reg_driver reg_driver;
58 struct _reg_driver
59 {
60 DWORD fccType;
61 DWORD fccHandler;
62 DRIVERPROC proc;
63 LPWSTR name;
64 reg_driver* next;
65 };
66
67 static reg_driver* reg_driver_list = NULL;
68
69 /* This one is a macro such that it works for both ASCII and Unicode */
70 #define fourcc_to_string(str, fcc) do { \
71 (str)[0] = LOBYTE(LOWORD(fcc)); \
72 (str)[1] = HIBYTE(LOWORD(fcc)); \
73 (str)[2] = LOBYTE(HIWORD(fcc)); \
74 (str)[3] = HIBYTE(HIWORD(fcc)); \
75 } while(0)
76
77 HMODULE MSVFW32_hModule;
78
79 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
80 {
81 TRACE("%p,%lx,%p\n", hinst, reason, reserved);
82
83 switch(reason)
84 {
85 case DLL_PROCESS_ATTACH:
86 DisableThreadLibraryCalls(hinst);
87 MSVFW32_hModule = (HMODULE)hinst;
88 break;
89 }
90 return TRUE;
91 }
92
93 static int compare_fourcc(DWORD fcc1, DWORD fcc2)
94 {
95 char fcc_str1[4];
96 char fcc_str2[4];
97 fourcc_to_string(fcc_str1, fcc1);
98 fourcc_to_string(fcc_str2, fcc2);
99 return strncasecmp(fcc_str1, fcc_str2, 4);
100 }
101
102 typedef BOOL (*enum_handler_t)(const char*, int, void*);
103
104 static BOOL enum_drivers(DWORD fccType, enum_handler_t handler, void* param)
105 {
106 CHAR buf[2048], fccTypeStr[5], *s;
107 DWORD i, cnt = 0, bufLen, lRet;
108 BOOL result = FALSE;
109 FILETIME lastWrite;
110 HKEY hKey;
111
112 fourcc_to_string(fccTypeStr, fccType);
113 fccTypeStr[4] = '.';
114
115 /* first, go through the registry entries */
116 lRet = RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_QUERY_VALUE, &hKey);
117 if (lRet == ERROR_SUCCESS)
118 {
119 RegQueryInfoKeyA( hKey, 0, 0, 0, &cnt, 0, 0, 0, 0, 0, 0, 0);
120 for (i = 0; i < cnt; i++)
121 {
122 bufLen = sizeof(buf) / sizeof(buf[0]);
123 lRet = RegEnumKeyExA(hKey, i, buf, &bufLen, 0, 0, 0, &lastWrite);
124 if (lRet != ERROR_SUCCESS) continue;
125 if (strncasecmp(buf, fccTypeStr, 5) || buf[9] != '=') continue;
126 if ((result = handler(buf, i, param))) break;
127 }
128 RegCloseKey( hKey );
129 }
130 if (result) return result;
131
132 /* if that didn't work, go through the values in system.ini */
133 if (GetPrivateProfileSectionA("drivers32", buf, sizeof(buf), "system.ini"))
134 {
135 for (s = buf; *s; cnt++, s += strlen(s) + 1)
136 {
137 if (strncasecmp(s, fccTypeStr, 5) || s[9] != '=') continue;
138 if ((result = handler(s, cnt, param))) break;
139 }
140 }
141
142 return result;
143 }
144
145 /******************************************************************
146 * MSVIDEO_GetHicPtr
147 *
148 *
149 */
150 WINE_HIC* MSVIDEO_GetHicPtr(HIC hic)
151 {
152 WINE_HIC* whic;
153
154 for (whic = MSVIDEO_FirstHic; whic && whic->hic != hic; whic = whic->next);
155 return whic;
156 }
157
158 /***********************************************************************
159 * VideoForWindowsVersion [MSVFW32.2]
160 * VideoForWindowsVersion [MSVIDEO.2]
161 * Returns the version in major.minor form.
162 * In Windows95 this returns 0x040003b6 (4.950)
163 */
164 DWORD WINAPI VideoForWindowsVersion(void)
165 {
166 return 0x040003B6; /* 4.950 */
167 }
168
169 static BOOL ICInfo_enum_handler(const char *drv, int nr, void *param)
170 {
171 ICINFO *lpicinfo = (ICINFO *)param;
172 DWORD fccHandler = mmioStringToFOURCCA(drv + 5, 0);
173
174 /* exact match of fccHandler or nth driver found */
175 if ((lpicinfo->fccHandler != nr) && (lpicinfo->fccHandler != fccHandler))
176 return FALSE;
177
178 lpicinfo->fccType = mmioStringToFOURCCA(drv, 0);
179 lpicinfo->fccHandler = fccHandler;
180 lpicinfo->dwFlags = 0;
181 lpicinfo->dwVersion = 0;
182 lpicinfo->dwVersionICM = 0x104;
183 lpicinfo->szName[0] = 0;
184 lpicinfo->szDescription[0] = 0;
185 MultiByteToWideChar(CP_ACP, 0, drv + 10, -1, lpicinfo->szDriver,
186 sizeof(lpicinfo->szDriver)/sizeof(WCHAR));
187
188 return TRUE;
189 }
190
191 /***********************************************************************
192 * ICInfo [MSVFW32.@]
193 * Get information about an installable compressor. Return TRUE if there
194 * is one.
195 *
196 * PARAMS
197 * fccType [I] type of compressor (e.g. 'vidc')
198 * fccHandler [I] real fcc for handler or <n>th compressor
199 * lpicinfo [O] information about compressor
200 */
201 BOOL VFWAPI ICInfo( DWORD fccType, DWORD fccHandler, ICINFO *lpicinfo)
202 {
203 TRACE("(%s,%s/%08lx,%p)\n",
204 wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), fccHandler, lpicinfo);
205
206 lpicinfo->fccHandler = fccHandler;
207 return enum_drivers(fccType, ICInfo_enum_handler, lpicinfo);
208 }
209
210 static DWORD IC_HandleRef = 1;
211
212 /***********************************************************************
213 * ICInstall [MSVFW32.@]
214 */
215 BOOL VFWAPI ICInstall(DWORD fccType, DWORD fccHandler, LPARAM lParam, LPSTR szDesc, UINT wFlags)
216 {
217 reg_driver* driver;
218 unsigned len;
219
220 TRACE("(%s,%s,%p,%p,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), (void*)lParam, szDesc, wFlags);
221
222 /* Check if a driver is already registered */
223 for (driver = reg_driver_list; driver; driver = driver->next)
224 {
225 if (!compare_fourcc(fccType, driver->fccType) &&
226 !compare_fourcc(fccHandler, driver->fccHandler))
227 break;
228 }
229 if (driver) return FALSE;
230
231 /* Register the driver */
232 driver = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(reg_driver));
233 if (!driver) goto oom;
234 driver->fccType = fccType;
235 driver->fccHandler = fccHandler;
236
237 switch(wFlags)
238 {
239 case ICINSTALL_FUNCTION:
240 driver->proc = (DRIVERPROC)lParam;
241 driver->name = NULL;
242 break;
243 case ICINSTALL_DRIVER:
244 driver->proc = NULL;
245 len = MultiByteToWideChar(CP_ACP, 0, (char*)lParam, -1, NULL, 0);
246 driver->name = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
247 if (!driver->name) goto oom;
248 MultiByteToWideChar(CP_ACP, 0, (char*)lParam, -1, driver->name, len);
249 break;
250 default:
251 ERR("Invalid flags!\n");
252 HeapFree(GetProcessHeap(), 0, driver);
253 return FALSE;
254 }
255
256 /* Insert our driver in the list*/
257 driver->next = reg_driver_list;
258 reg_driver_list = driver;
259
260 return TRUE;
261 oom:
262 HeapFree(GetProcessHeap(), 0, driver);
263 return FALSE;
264 }
265
266 /***********************************************************************
267 * ICRemove [MSVFW32.@]
268 */
269 BOOL VFWAPI ICRemove(DWORD fccType, DWORD fccHandler, UINT wFlags)
270 {
271 reg_driver** pdriver;
272
273 TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wFlags);
274
275 /* Check if a driver is already registered */
276 for (pdriver = &reg_driver_list; *pdriver; pdriver = &(*pdriver)->next)
277 {
278 if (!compare_fourcc(fccType, (*pdriver)->fccType) &&
279 !compare_fourcc(fccHandler, (*pdriver)->fccHandler))
280 break;
281 }
282 if (!*pdriver)
283 return FALSE;
284
285 /* Remove the driver from the list */
286 *pdriver = (*pdriver)->next;
287 HeapFree(GetProcessHeap(), 0, (*pdriver)->name);
288 HeapFree(GetProcessHeap(), 0, *pdriver);
289
290 return TRUE;
291 }
292
293
294 /***********************************************************************
295 * ICOpen [MSVFW32.@]
296 * Opens an installable compressor. Return special handle.
297 */
298 HIC VFWAPI ICOpen(DWORD fccType, DWORD fccHandler, UINT wMode)
299 {
300 WCHAR codecname[10];
301 ICOPEN icopen;
302 HDRVR hdrv;
303 WINE_HIC* whic;
304 BOOL bIs16;
305 static const WCHAR drv32W[] = {'d','r','i','v','e','r','s','3','2','\0'};
306 reg_driver* driver;
307
308 TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode);
309
310 /* Check if there is a registered driver that matches */
311 driver = reg_driver_list;
312 while(driver)
313 if (!compare_fourcc(fccType, driver->fccType) &&
314 !compare_fourcc(fccHandler, driver->fccHandler))
315 break;
316 else
317 driver = driver->next;
318
319 if (driver && driver->proc)
320 /* The driver has been registered at runtime with its driverproc */
321 return MSVIDEO_OpenFunction(fccType, fccHandler, wMode, (DRIVERPROC)driver->proc, (DWORD)NULL);
322
323 /* Well, lParam2 is in fact a LPVIDEO_OPEN_PARMS, but it has the
324 * same layout as ICOPEN
325 */
326 icopen.dwSize = sizeof(ICOPEN);
327 icopen.fccType = fccType;
328 icopen.fccHandler = fccHandler;
329 icopen.dwVersion = 0x00001000; /* FIXME */
330 icopen.dwFlags = wMode;
331 icopen.dwError = 0;
332 icopen.pV1Reserved = NULL;
333 icopen.pV2Reserved = NULL;
334 icopen.dnDevNode = 0; /* FIXME */
335
336 if (!driver) {
337 /* The driver is registered in the registry */
338 fourcc_to_string(codecname, fccType);
339 codecname[4] = '.';
340 fourcc_to_string(codecname + 5, fccHandler);
341 codecname[9] = '\0';
342
343 hdrv = OpenDriver(codecname, drv32W, (LPARAM)&icopen);
344 if (!hdrv)
345 {
346 if (fccType == streamtypeVIDEO)
347 {
348 codecname[0] = 'v';
349 codecname[1] = 'i';
350 codecname[2] = 'd';
351 codecname[3] = 'c';
352
353 fccType = ICTYPE_VIDEO;
354 hdrv = OpenDriver(codecname, drv32W, (LPARAM)&icopen);
355 }
356 if (!hdrv)
357 return 0;
358 }
359 } else {
360 /* The driver has been registered at runtime with its name */
361 hdrv = OpenDriver(driver->name, NULL, (LPARAM)&icopen);
362 if (!hdrv)
363 return 0;
364 }
365 bIs16 = GetDriverFlags(hdrv) & 0x10000000; /* undocumented flag: WINE_GDF_16BIT */
366
367 if (bIs16 && !pFnCallTo16)
368 {
369 FIXME("Got a 16 bit driver, but no 16 bit support in msvfw\n");
370 return 0;
371 }
372 whic = HeapAlloc(GetProcessHeap(), 0, sizeof(WINE_HIC));
373 if (!whic)
374 {
375 CloseDriver(hdrv, 0, 0);
376 return FALSE;
377 }
378 whic->hdrv = hdrv;
379 /* FIXME: is the signature the real one ? */
380 whic->driverproc = bIs16 ? (DRIVERPROC)pFnCallTo16 : NULL;
381 whic->driverproc16 = 0;
382 whic->type = fccType;
383 whic->handler = fccHandler;
384 while (MSVIDEO_GetHicPtr(HIC_32(IC_HandleRef)) != NULL) IC_HandleRef++;
385 whic->hic = HIC_32(IC_HandleRef++);
386 whic->next = MSVIDEO_FirstHic;
387 MSVIDEO_FirstHic = whic;
388
389 TRACE("=> %p\n", whic->hic);
390 return whic->hic;
391 }
392
393 /***********************************************************************
394 * MSVIDEO_OpenFunction
395 */
396 HIC MSVIDEO_OpenFunction(DWORD fccType, DWORD fccHandler, UINT wMode,
397 DRIVERPROC lpfnHandler, DWORD lpfnHandler16)
398 {
399 ICOPEN icopen;
400 WINE_HIC* whic;
401
402 TRACE("(%s,%s,%d,%p,%08lx)\n",
403 wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode, lpfnHandler, lpfnHandler16);
404
405 icopen.dwSize = sizeof(ICOPEN);
406 icopen.fccType = fccType;
407 icopen.fccHandler = fccHandler;
408 icopen.dwVersion = 0x00001000; /* FIXME */
409 icopen.dwFlags = wMode;
410 icopen.dwError = 0;
411 icopen.pV1Reserved = NULL;
412 icopen.pV2Reserved = NULL;
413 icopen.dnDevNode = 0; /* FIXME */
414
415 whic = HeapAlloc(GetProcessHeap(), 0, sizeof(WINE_HIC));
416 if (!whic) return 0;
417
418 whic->driverproc = lpfnHandler;
419 whic->driverproc16 = lpfnHandler16;
420 while (MSVIDEO_GetHicPtr(HIC_32(IC_HandleRef)) != NULL) IC_HandleRef++;
421 whic->hic = HIC_32(IC_HandleRef++);
422 whic->next = MSVIDEO_FirstHic;
423 MSVIDEO_FirstHic = whic;
424
425 /* Now try opening/loading the driver. Taken from DRIVER_AddToList */
426 /* What if the function is used more than once? */
427
428 if (MSVIDEO_SendMessage(whic, DRV_LOAD, 0L, 0L) != DRV_SUCCESS)
429 {
430 WARN("DRV_LOAD failed for hic %p\n", whic->hic);
431 MSVIDEO_FirstHic = whic->next;
432 HeapFree(GetProcessHeap(), 0, whic);
433 return 0;
434 }
435 /* return value is not checked */
436 MSVIDEO_SendMessage(whic, DRV_ENABLE, 0L, 0L);
437
438 whic->driverId = (DWORD)MSVIDEO_SendMessage(whic, DRV_OPEN, 0, (DWORD)&icopen);
439 /* FIXME: What should we put here? */
440 whic->hdrv = NULL;
441
442 if (whic->driverId == 0)
443 {
444 WARN("DRV_OPEN failed for hic %p\n", whic->hic);
445 MSVIDEO_FirstHic = whic->next;
446 HeapFree(GetProcessHeap(), 0, whic);
447 return 0;
448 }
449
450 TRACE("=> %p\n", whic->hic);
451 return whic->hic;
452 }
453
454 /***********************************************************************
455 * ICOpenFunction [MSVFW32.@]
456 */
457 HIC VFWAPI ICOpenFunction(DWORD fccType, DWORD fccHandler, UINT wMode, FARPROC lpfnHandler)
458 {
459 return MSVIDEO_OpenFunction(fccType, fccHandler, wMode, (DRIVERPROC)lpfnHandler, 0);
460 }
461
462 /***********************************************************************
463 * ICGetInfo [MSVFW32.@]
464 */
465 LRESULT VFWAPI ICGetInfo(HIC hic, ICINFO *picinfo, DWORD cb)
466 {
467 LRESULT ret;
468 WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
469
470 TRACE("(%p,%p,%ld)\n", hic, picinfo, cb);
471
472 whic = MSVIDEO_GetHicPtr(hic);
473 if (!whic) return ICERR_BADHANDLE;
474 if (!picinfo) return MMSYSERR_INVALPARAM;
475
476 /* (WS) The field szDriver should be initialized because the driver
477 * is not obliged and often will not do it. Some applications, like
478 * VirtualDub, rely on this field and will occasionally crash if it
479 * goes unitialized.
480 */
481 if (cb >= sizeof(ICINFO)) picinfo->szDriver[0] = '\0';
482
483 ret = ICSendMessage(hic, ICM_GETINFO, (DWORD)picinfo, cb);
484
485 /* (WS) When szDriver was not supplied by the driver itself, apparently
486 * Windows will set its value equal to the driver file name. This can
487 * be obtained from the registry as we do here.
488 */
489 if (cb >= sizeof(ICINFO) && picinfo->szDriver[0] == 0)
490 {
491 ICINFO ii;
492
493 memset(&ii, 0, sizeof(ii));
494 ii.dwSize = sizeof(ii);
495 ICInfo(picinfo->fccType, picinfo->fccHandler, &ii);
496 lstrcpyW(picinfo->szDriver, ii.szDriver);
497 }
498
499 TRACE(" -> 0x%08lx\n", ret);
500 return ret;
501 }
502
503 typedef struct {
504 DWORD fccType;
505 DWORD fccHandler;
506 LPBITMAPINFOHEADER lpbiIn;
507 LPBITMAPINFOHEADER lpbiOut;
508 WORD wMode;
509 DWORD querymsg;
510 HIC hic;
511 } driver_info_t;
512
513 static HIC try_driver(driver_info_t *info)
514 {
515 HIC hic;
516
517 if ((hic = ICOpen(info->fccType, info->fccHandler, info->wMode)))
518 {
519 if (!ICSendMessage(hic, info->querymsg, (DWORD)info->lpbiIn, (DWORD)info->lpbiOut))
520 return hic;
521 ICClose(hic);
522 }
523 return 0;
524 }
525
526 static BOOL ICLocate_enum_handler(const char *drv, int nr, void *param)
527 {
528 driver_info_t *info = (driver_info_t *)param;
529 info->fccHandler = mmioStringToFOURCCA(drv + 5, 0);
530 info->hic = try_driver(info);
531 return info->hic != 0;
532 }
533
534 /***********************************************************************
535 * ICLocate [MSVFW32.@]
536 */
537 HIC VFWAPI ICLocate(DWORD fccType, DWORD fccHandler, LPBITMAPINFOHEADER lpbiIn,
538 LPBITMAPINFOHEADER lpbiOut, WORD wMode)
539 {
540 driver_info_t info;
541
542 TRACE("(%s,%s,%p,%p,0x%04x)\n",
543 wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), lpbiIn, lpbiOut, wMode);
544
545 info.fccType = fccType;
546 info.fccHandler = fccHandler;
547 info.lpbiIn = lpbiIn;
548 info.lpbiOut = lpbiOut;
549 info.wMode = wMode;
550
551 switch (wMode)
552 {
553 case ICMODE_FASTCOMPRESS:
554 case ICMODE_COMPRESS:
555 info.querymsg = ICM_COMPRESS_QUERY;
556 break;
557 case ICMODE_FASTDECOMPRESS:
558 case ICMODE_DECOMPRESS:
559 info.querymsg = ICM_DECOMPRESS_QUERY;
560 break;
561 case ICMODE_DRAW:
562 info.querymsg = ICM_DRAW_QUERY;
563 break;
564 default:
565 WARN("Unknown mode (%d)\n", wMode);
566 return 0;
567 }
568
569 /* Easy case: handler/type match, we just fire a query and return */
570 info.hic = try_driver(&info);
571 /* If it didn't work, try each driver in turn. 32 bit codecs only. */
572 /* FIXME: Move this to an init routine? */
573 if (!info.hic) enum_drivers(fccType, ICLocate_enum_handler, &info);
574
575 if (info.hic)
576 {
577 TRACE("=> %p\n", info.hic);
578 return info.hic;
579 }
580
581 if (fccType == streamtypeVIDEO)
582 return ICLocate(ICTYPE_VIDEO, fccHandler, lpbiIn, lpbiOut, wMode);
583
584 WARN("(%s,%s,%p,%p,0x%04x) not found!\n",
585 wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), lpbiIn, lpbiOut, wMode);
586 return 0;
587 }
588
589 /***********************************************************************
590 * ICGetDisplayFormat [MSVFW32.@]
591 */
592 HIC VFWAPI ICGetDisplayFormat(
593 HIC hic,LPBITMAPINFOHEADER lpbiIn,LPBITMAPINFOHEADER lpbiOut,
594 INT depth,INT dx,INT dy)
595 {
596 HIC tmphic = hic;
597
598 TRACE("(%p,%p,%p,%d,%d,%d)!\n",hic,lpbiIn,lpbiOut,depth,dx,dy);
599
600 if (!tmphic) {
601 tmphic=ICLocate(ICTYPE_VIDEO,0,lpbiIn,NULL,ICMODE_DECOMPRESS);
602 if (!tmphic)
603 return tmphic;
604 }
605 if ((dy == lpbiIn->biHeight) && (dx == lpbiIn->biWidth))
606 dy = dx = 0; /* no resize needed */
607
608 /* Can we decompress it ? */
609 if (ICDecompressQuery(tmphic,lpbiIn,NULL) != 0)
610 goto errout; /* no, sorry */
611
612 ICDecompressGetFormat(tmphic,lpbiIn,lpbiOut);
613
614 if (lpbiOut->biCompression != 0) {
615 FIXME("Ooch, how come decompressor outputs compressed data (%ld)??\n",
616 lpbiOut->biCompression);
617 }
618 if (lpbiOut->biSize < sizeof(*lpbiOut)) {
619 FIXME("Ooch, size of output BIH is too small (%ld)\n",
620 lpbiOut->biSize);
621 lpbiOut->biSize = sizeof(*lpbiOut);
622 }
623 if (!depth) {
624 HDC hdc;
625
626 hdc = GetDC(0);
627 depth = GetDeviceCaps(hdc,BITSPIXEL)*GetDeviceCaps(hdc,PLANES);
628 ReleaseDC(0,hdc);
629 if (depth==15) depth = 16;
630 if (depth<8) depth = 8;
631 }
632 if (lpbiIn->biBitCount == 8)
633 depth = 8;
634
635 TRACE("=> %p\n", tmphic);
636 return tmphic;
637 errout:
638 if (hic!=tmphic)
639 ICClose(tmphic);
640
641 TRACE("=> 0\n");
642 return 0;
643 }
644
645 /***********************************************************************
646 * ICCompress [MSVFW32.@]
647 */
648 DWORD VFWAPIV
649 ICCompress(
650 HIC hic,DWORD dwFlags,LPBITMAPINFOHEADER lpbiOutput,LPVOID lpData,
651 LPBITMAPINFOHEADER lpbiInput,LPVOID lpBits,LPDWORD lpckid,
652 LPDWORD lpdwFlags,LONG lFrameNum,DWORD dwFrameSize,DWORD dwQuality,
653 LPBITMAPINFOHEADER lpbiPrev,LPVOID lpPrev)
654 {
655 ICCOMPRESS iccmp;
656
657 TRACE("(%p,%ld,%p,%p,%p,%p,...)\n",hic,dwFlags,lpbiOutput,lpData,lpbiInput,lpBits);
658
659 iccmp.dwFlags = dwFlags;
660
661 iccmp.lpbiOutput = lpbiOutput;
662 iccmp.lpOutput = lpData;
663 iccmp.lpbiInput = lpbiInput;
664 iccmp.lpInput = lpBits;
665
666 iccmp.lpckid = lpckid;
667 iccmp.lpdwFlags = lpdwFlags;
668 iccmp.lFrameNum = lFrameNum;
669 iccmp.dwFrameSize = dwFrameSize;
670 iccmp.dwQuality = dwQuality;
671 iccmp.lpbiPrev = lpbiPrev;
672 iccmp.lpPrev = lpPrev;
673 return ICSendMessage(hic,ICM_COMPRESS,(DWORD)&iccmp,sizeof(iccmp));
674 }
675
676 /***********************************************************************
677 * ICDecompress [MSVFW32.@]
678 */
679 DWORD VFWAPIV ICDecompress(HIC hic,DWORD dwFlags,LPBITMAPINFOHEADER lpbiFormat,
680 LPVOID lpData,LPBITMAPINFOHEADER lpbi,LPVOID lpBits)
681 {
682 ICDECOMPRESS icd;
683 DWORD ret;
684
685 TRACE("(%p,%ld,%p,%p,%p,%p)\n",hic,dwFlags,lpbiFormat,lpData,lpbi,lpBits);
686
687 TRACE("lpBits[0] == %lx\n",((LPDWORD)lpBits)[0]);
688
689 icd.dwFlags = dwFlags;
690 icd.lpbiInput = lpbiFormat;
691 icd.lpInput = lpData;
692
693 icd.lpbiOutput = lpbi;
694 icd.lpOutput = lpBits;
695 icd.ckid = 0;
696 ret = ICSendMessage(hic,ICM_DECOMPRESS,(DWORD)&icd,sizeof(ICDECOMPRESS));
697
698 TRACE("lpBits[0] == %lx\n",((LPDWORD)lpBits)[0]);
699
700 TRACE("-> %ld\n",ret);
701
702 return ret;
703 }
704
705
706 /***********************************************************************
707 * ICCompressorChoose [MSVFW32.@]
708 */
709 BOOL VFWAPI ICCompressorChoose(HWND hwnd, UINT uiFlags, LPVOID pvIn,
710 LPVOID lpData, PCOMPVARS pc, LPSTR lpszTitle)
711 {
712 FIXME("(%p,0x%X,%p,%p,%p,%s),stub!\n",hwnd,uiFlags,pvIn,lpData,pc,lpszTitle);
713
714 if (pc == NULL || pc->cbSize != sizeof(COMPVARS))
715 return FALSE;
716
717 if ((pc->dwFlags & ICMF_COMPVARS_VALID) == 0) {
718 pc->dwFlags = 0;
719 pc->fccType = pc->fccHandler = 0;
720 pc->hic = NULL;
721 pc->lpbiOut = NULL;
722 pc->lpBitsOut = pc->lpBitsPrev = pc->lpState = NULL;
723 pc->lQ = ICQUALITY_DEFAULT;
724 pc->lKey = -1;
725 pc->lDataRate = 300; /* kB */
726 pc->lpState = NULL;
727 pc->cbState = 0;
728 }
729 if (pc->fccType == 0)
730 pc->fccType = ICTYPE_VIDEO;
731
732 /* FIXME */
733
734 return FALSE;
735 }
736
737
738 /***********************************************************************
739 * ICCompressorFree [MSVFW32.@]
740 */
741 void VFWAPI ICCompressorFree(PCOMPVARS pc)
742 {
743 TRACE("(%p)\n",pc);
744
745 if (pc != NULL && pc->cbSize == sizeof(COMPVARS)) {
746 if (pc->hic != NULL) {
747 ICClose(pc->hic);
748 pc->hic = NULL;
749 }
750 if (pc->lpbiOut != NULL) {
751 GlobalFreePtr(pc->lpbiOut);
752 pc->lpbiOut = NULL;
753 }
754 if (pc->lpBitsOut != NULL) {
755 GlobalFreePtr(pc->lpBitsOut);
756 pc->lpBitsOut = NULL;
757 }
758 if (pc->lpBitsPrev != NULL) {
759 GlobalFreePtr(pc->lpBitsPrev);
760 pc->lpBitsPrev = NULL;
761 }
762 if (pc->lpState != NULL) {
763 GlobalFreePtr(pc->lpBitsPrev);
764 pc->lpState = NULL;
765 }
766 pc->dwFlags = 0;
767 }
768 }
769
770
771 /******************************************************************
772 * MSVIDEO_SendMessage
773 *
774 *
775 */
776 LRESULT MSVIDEO_SendMessage(WINE_HIC* whic, UINT msg, DWORD lParam1, DWORD lParam2)
777 {
778 LRESULT ret;
779
780 #define XX(x) case x: TRACE("(%p,"#x",0x%08lx,0x%08lx)\n",whic,lParam1,lParam2); break;
781
782 switch (msg) {
783 /* DRV_* */
784 XX(DRV_LOAD);
785 XX(DRV_ENABLE);
786 XX(DRV_OPEN);
787 XX(DRV_CLOSE);
788 XX(DRV_DISABLE);
789 XX(DRV_FREE);
790 /* ICM_RESERVED+X */
791 XX(ICM_ABOUT);
792 XX(ICM_CONFIGURE);
793 XX(ICM_GET);
794 XX(ICM_GETINFO);
795 XX(ICM_GETDEFAULTQUALITY);
796 XX(ICM_GETQUALITY);
797 XX(ICM_GETSTATE);
798 XX(ICM_SETQUALITY);
799 XX(ICM_SET);
800 XX(ICM_SETSTATE);
801 /* ICM_USER+X */
802 XX(ICM_COMPRESS_FRAMES_INFO);
803 XX(ICM_COMPRESS_GET_FORMAT);
804 XX(ICM_COMPRESS_GET_SIZE);
805 XX(ICM_COMPRESS_QUERY);
806 XX(ICM_COMPRESS_BEGIN);
807 XX(ICM_COMPRESS);
808 XX(ICM_COMPRESS_END);
809 XX(ICM_DECOMPRESS_GET_FORMAT);
810 XX(ICM_DECOMPRESS_QUERY);
811 XX(ICM_DECOMPRESS_BEGIN);
812 XX(ICM_DECOMPRESS);
813 XX(ICM_DECOMPRESS_END);
814 XX(ICM_DECOMPRESS_SET_PALETTE);
815 XX(ICM_DECOMPRESS_GET_PALETTE);
816 XX(ICM_DRAW_QUERY);
817 XX(ICM_DRAW_BEGIN);
818 XX(ICM_DRAW_GET_PALETTE);
819 XX(ICM_DRAW_START);
820 XX(ICM_DRAW_STOP);
821 XX(ICM_DRAW_END);
822 XX(ICM_DRAW_GETTIME);
823 XX(ICM_DRAW);
824 XX(ICM_DRAW_WINDOW);
825 XX(ICM_DRAW_SETTIME);
826 XX(ICM_DRAW_REALIZE);
827 XX(ICM_DRAW_FLUSH);
828 XX(ICM_DRAW_RENDERBUFFER);
829 XX(ICM_DRAW_START_PLAY);
830 XX(ICM_DRAW_STOP_PLAY);
831 XX(ICM_DRAW_SUGGESTFORMAT);
832 XX(ICM_DRAW_CHANGEPALETTE);
833 XX(ICM_GETBUFFERSWANTED);
834 XX(ICM_GETDEFAULTKEYFRAMERATE);
835 XX(ICM_DECOMPRESSEX_BEGIN);
836 XX(ICM_DECOMPRESSEX_QUERY);
837 XX(ICM_DECOMPRESSEX);
838 XX(ICM_DECOMPRESSEX_END);
839 XX(ICM_SET_STATUS_PROC);
840 default:
841 FIXME("(%p,0x%08lx,0x%08lx,0x%08lx) unknown message\n",whic,(DWORD)msg,lParam1,lParam2);
842 }
843
844 #undef XX
845
846 if (whic->driverproc) {
847 /* dwDriverId parameter is the value returned by the DRV_OPEN */
848 ret = whic->driverproc(whic->driverId, whic->hdrv, msg, lParam1, lParam2);
849 } else {
850 ret = SendDriverMessage(whic->hdrv, msg, lParam1, lParam2);
851 }
852
853 TRACE(" -> 0x%08lx\n", ret);
854 return ret;
855 }
856
857 /***********************************************************************
858 * ICSendMessage [MSVFW32.@]
859 */
860 LRESULT VFWAPI ICSendMessage(HIC hic, UINT msg, DWORD lParam1, DWORD lParam2)
861 {
862 WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
863
864 if (!whic) return ICERR_BADHANDLE;
865 return MSVIDEO_SendMessage(whic, msg, lParam1, lParam2);
866 }
867
868 /***********************************************************************
869 * ICDrawBegin [MSVFW32.@]
870 */
871 DWORD VFWAPIV ICDrawBegin(
872 HIC hic, /* [in] */
873 DWORD dwFlags, /* [in] flags */
874 HPALETTE hpal, /* [in] palette to draw with */
875 HWND hwnd, /* [in] window to draw to */
876 HDC hdc, /* [in] HDC to draw to */
877 INT xDst, /* [in] destination rectangle */
878 INT yDst, /* [in] */
879 INT dxDst, /* [in] */
880 INT dyDst, /* [in] */
881 LPBITMAPINFOHEADER lpbi, /* [in] format of frame to draw */
882 INT xSrc, /* [in] source rectangle */
883 INT ySrc, /* [in] */
884 INT dxSrc, /* [in] */
885 INT dySrc, /* [in] */
886 DWORD dwRate, /* [in] frames/second = (dwRate/dwScale) */
887 DWORD dwScale) /* [in] */
888 {
889
890 ICDRAWBEGIN icdb;
891
892 TRACE("(%p,%ld,%p,%p,%p,%u,%u,%u,%u,%p,%u,%u,%u,%u,%ld,%ld)\n",
893 hic, dwFlags, hpal, hwnd, hdc, xDst, yDst, dxDst, dyDst,
894 lpbi, xSrc, ySrc, dxSrc, dySrc, dwRate, dwScale);
895
896 icdb.dwFlags = dwFlags;
897 icdb.hpal = hpal;
898 icdb.hwnd = hwnd;
899 icdb.hdc = hdc;
900 icdb.xDst = xDst;
901 icdb.yDst = yDst;
902 icdb.dxDst = dxDst;
903 icdb.dyDst = dyDst;
904 icdb.lpbi = lpbi;
905 icdb.xSrc = xSrc;
906 icdb.ySrc = ySrc;
907 icdb.dxSrc = dxSrc;
908 icdb.dySrc = dySrc;
909 icdb.dwRate = dwRate;
910 icdb.dwScale = dwScale;
911 return ICSendMessage(hic,ICM_DRAW_BEGIN,(DWORD)&icdb,sizeof(icdb));
912 }
913
914 /***********************************************************************
915 * ICDraw [MSVFW32.@]
916 */
917 DWORD VFWAPIV ICDraw(HIC hic, DWORD dwFlags, LPVOID lpFormat, LPVOID lpData, DWORD cbData, LONG lTime) {
918 ICDRAW icd;
919
920 TRACE("(%p,%ld,%p,%p,%ld,%ld)\n",hic,dwFlags,lpFormat,lpData,cbData,lTime);
921
922 icd.dwFlags = dwFlags;
923 icd.lpFormat = lpFormat;
924 icd.lpData = lpData;
925 icd.cbData = cbData;
926 icd.lTime = lTime;
927
928 return ICSendMessage(hic,ICM_DRAW,(DWORD)&icd,sizeof(icd));
929 }
930
931 /***********************************************************************
932 * ICClose [MSVFW32.@]
933 */
934 LRESULT WINAPI ICClose(HIC hic)
935 {
936 WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
937 WINE_HIC** p;
938
939 TRACE("(%p)\n",hic);
940
941 if (!whic) return ICERR_BADHANDLE;
942
943 if (whic->driverproc)
944 {
945 MSVIDEO_SendMessage(whic, DRV_CLOSE, 0, 0);
946 MSVIDEO_SendMessage(whic, DRV_DISABLE, 0, 0);
947 MSVIDEO_SendMessage(whic, DRV_FREE, 0, 0);
948 }
949 else
950 {
951 CloseDriver(whic->hdrv, 0, 0);
952 }
953
954 /* remove whic from list */
955 for (p = &MSVIDEO_FirstHic; *p != NULL; p = &((*p)->next))
956 {
957 if ((*p) == whic)
958 {
959 *p = whic->next;
960 break;
961 }
962 }
963
964 HeapFree(GetProcessHeap(), 0, whic);
965 return 0;
966 }
967
968
969
970 /***********************************************************************
971 * ICImageCompress [MSVFW32.@]
972 */
973 HANDLE VFWAPI ICImageCompress(
974 HIC hic, UINT uiFlags,
975 LPBITMAPINFO lpbiIn, LPVOID lpBits,
976 LPBITMAPINFO lpbiOut, LONG lQuality,
977 LONG* plSize)
978 {
979 FIXME("(%p,%08x,%p,%p,%p,%ld,%p)\n",
980 hic, uiFlags, lpbiIn, lpBits, lpbiOut, lQuality, plSize);
981
982 return NULL;
983 }
984
985 /***********************************************************************
986 * ICImageDecompress [MSVFW32.@]
987 */
988
989 HANDLE VFWAPI ICImageDecompress(
990 HIC hic, UINT uiFlags, LPBITMAPINFO lpbiIn,
991 LPVOID lpBits, LPBITMAPINFO lpbiOut)
992 {
993 HGLOBAL hMem = NULL;
994 BYTE* pMem = NULL;
995 BOOL bReleaseIC = FALSE;
996 BYTE* pHdr = NULL;
997 ULONG cbHdr = 0;
998 BOOL bSucceeded = FALSE;
999 BOOL bInDecompress = FALSE;
1000 DWORD biSizeImage;
1001
1002 TRACE("(%p,%08x,%p,%p,%p)\n",
1003 hic, uiFlags, lpbiIn, lpBits, lpbiOut);
1004
1005 if ( hic == NULL )
1006 {
1007 hic = ICDecompressOpen( ICTYPE_VIDEO, 0, &lpbiIn->bmiHeader, (lpbiOut != NULL) ? &lpbiOut->bmiHeader : NULL );
1008 if ( hic == NULL )
1009 {
1010 WARN("no handler\n" );
1011 goto err;
1012 }
1013 bReleaseIC = TRUE;
1014 }
1015 if ( uiFlags != 0 )
1016 {
1017 FIXME( "unknown flag %08x\n", uiFlags );
1018 goto err;
1019 }
1020 if ( lpbiIn == NULL || lpBits == NULL )
1021 {
1022 WARN("invalid argument\n");
1023 goto err;
1024 }
1025
1026 if ( lpbiOut != NULL )
1027 {
1028 if ( lpbiOut->bmiHeader.biSize != sizeof(BITMAPINFOHEADER) )
1029 goto err;
1030 cbHdr = sizeof(BITMAPINFOHEADER);
1031 if ( lpbiOut->bmiHeader.biCompression == 3 )
1032 cbHdr += sizeof(DWORD)*3;
1033 else
1034 if ( lpbiOut->bmiHeader.biBitCount <= 8 )
1035 {
1036 if ( lpbiOut->bmiHeader.biClrUsed == 0 )
1037 cbHdr += sizeof(RGBQUAD) * (1<<lpbiOut->bmiHeader.biBitCount);
1038 else
1039 cbHdr += sizeof(RGBQUAD) * lpbiOut->bmiHeader.biClrUsed;
1040 }
1041 }
1042 else
1043 {
1044 TRACE( "get format\n" );
1045
1046 cbHdr = ICDecompressGetFormatSize(hic,lpbiIn);
1047 if ( cbHdr < sizeof(BITMAPINFOHEADER) )
1048 goto err;
1049 pHdr = (BYTE*)HeapAlloc(GetProcessHeap(),0,cbHdr+sizeof(RGBQUAD)*256);
1050 if ( pHdr == NULL )
1051 goto err;
1052 ZeroMemory( pHdr, cbHdr+sizeof(RGBQUAD)*256 );
1053 if ( ICDecompressGetFormat( hic, lpbiIn, (BITMAPINFO*)pHdr ) != ICERR_OK )
1054 goto err;
1055 lpbiOut = (BITMAPINFO*)pHdr;
1056 if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
1057 ICDecompressGetPalette( hic, lpbiIn, lpbiOut ) != ICERR_OK &&
1058 lpbiIn->bmiHeader.biBitCount == lpbiOut->bmiHeader.biBitCount )
1059 {
1060 if ( lpbiIn->bmiHeader.biClrUsed == 0 )
1061 memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*(1<<lpbiOut->bmiHeader.biBitCount) );
1062 else
1063 memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*lpbiIn->bmiHeader.biClrUsed );
1064 }
1065 if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
1066 lpbiOut->bmiHeader.biClrUsed == 0 )
1067 lpbiOut->bmiHeader.biClrUsed = 1<<lpbiOut->bmiHeader.biBitCount;
1068
1069 lpbiOut->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
1070 cbHdr = sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*lpbiOut->bmiHeader.biClrUsed;
1071 }
1072
1073 biSizeImage = lpbiOut->bmiHeader.biSizeImage;
1074 if ( biSizeImage == 0 )
1075 biSizeImage = ((((lpbiOut->bmiHeader.biWidth * lpbiOut->bmiHeader.biBitCount + 7) >> 3) + 3) & (~3)) * abs(lpbiOut->bmiHeader.biHeight);
1076
1077 TRACE( "call ICDecompressBegin\n" );
1078
1079 if ( ICDecompressBegin( hic, lpbiIn, lpbiOut ) != ICERR_OK )
1080 goto err;
1081 bInDecompress = TRUE;
1082
1083 TRACE( "cbHdr %ld, biSizeImage %ld\n", cbHdr, biSizeImage );
1084
1085 hMem = GlobalAlloc( GMEM_MOVEABLE|GMEM_ZEROINIT, cbHdr + biSizeImage );
1086 if ( hMem == NULL )
1087 {
1088 WARN( "out of memory\n" );
1089 goto err;
1090 }
1091 pMem = (BYTE*)GlobalLock( hMem );
1092 if ( pMem == NULL )
1093 goto err;
1094 memcpy( pMem, lpbiOut, cbHdr );
1095
1096 TRACE( "call ICDecompress\n" );
1097 if ( ICDecompress( hic, 0, &lpbiIn->bmiHeader, lpBits, &lpbiOut->bmiHeader, pMem+cbHdr ) != ICERR_OK )
1098 goto err;
1099
1100 bSucceeded = TRUE;
1101 err:
1102 if ( bInDecompress )
1103 ICDecompressEnd( hic );
1104 if ( bReleaseIC )
1105 ICClose(hic);
1106 HeapFree(GetProcessHeap(),0,pHdr);
1107 if ( pMem != NULL )
1108 GlobalUnlock( hMem );
1109 if ( !bSucceeded && hMem != NULL )
1110 {
1111 GlobalFree(hMem); hMem = NULL;
1112 }
1113
1114 return (HANDLE)hMem;
1115 }
1116
1117 static BOOL GetFileNamePreview(LPVOID lpofn,BOOL bSave,BOOL bUnicode)
1118 {
1119 CHAR szFunctionName[20];
1120 BOOL (*fnGetFileName)(LPVOID);
1121 HMODULE hComdlg32;
1122 BOOL ret;
1123
1124 FIXME("(%p,%d,%d), semi-stub!\n",lpofn,bSave,bUnicode);
1125
1126 lstrcpyA(szFunctionName, (bSave ? "GetSaveFileName" : "GetOpenFileName"));
1127 lstrcatA(szFunctionName, (bUnicode ? "W" : "A"));
1128
1129 hComdlg32 = LoadLibraryA("COMDLG32.DLL");
1130 if (hComdlg32 == NULL)
1131 return FALSE;
1132
1133 fnGetFileName = (LPVOID)GetProcAddress(hComdlg32, szFunctionName);
1134 if (fnGetFileName == NULL)
1135 return FALSE;
1136
1137 /* FIXME: need to add OFN_ENABLEHOOK and our own handler */
1138 ret = fnGetFileName(lpofn);
1139
1140 FreeLibrary(hComdlg32);
1141 return ret;
1142 }
1143
1144 /***********************************************************************
1145 * GetOpenFileNamePreviewA [MSVFW32.@]
1146 */
1147 BOOL WINAPI GetOpenFileNamePreviewA(LPOPENFILENAMEA lpofn)
1148 {
1149 FIXME("(%p), semi-stub!\n", lpofn);
1150
1151 return GetFileNamePreview(lpofn, FALSE, FALSE);
1152 }
1153
1154 /***********************************************************************
1155 * GetOpenFileNamePreviewW [MSVFW32.@]
1156 */
1157 BOOL WINAPI GetOpenFileNamePreviewW(LPOPENFILENAMEW lpofn)
1158 {
1159 FIXME("(%p), semi-stub!\n", lpofn);
1160
1161 return GetFileNamePreview(lpofn, FALSE, TRUE);
1162 }
1163
1164 /***********************************************************************
1165 * GetSaveFileNamePreviewA [MSVFW32.@]
1166 */
1167 BOOL WINAPI GetSaveFileNamePreviewA(LPOPENFILENAMEA lpofn)
1168 {
1169 FIXME("(%p), semi-stub!\n", lpofn);
1170
1171 return GetFileNamePreview(lpofn, TRUE, FALSE);
1172 }
1173
1174 /***********************************************************************
1175 * GetSaveFileNamePreviewW [MSVFW32.@]
1176 */
1177 BOOL WINAPI GetSaveFileNamePreviewW(LPOPENFILENAMEW lpofn)
1178 {
1179 FIXME("(%p), semi-stub!\n", lpofn);
1180
1181 return GetFileNamePreview(lpofn, TRUE, TRUE);
1182 }
Windows API implementation