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dmusic: Avoid swallowing collection Load failures.
[wine.git] / dlls / msvfw32 / msvideo_main.c
blob8620f00920d0f6d5284cebf08b1268bf22041686
1 /*
2 * Copyright 1998 Marcus Meissner
3 * Copyright 2000 Bradley Baetz
4 * Copyright 2003 Michael Günnewig
5 * Copyright 2005 Dmitry Timoshkov
6 *
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.
11 *
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.
16 *
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
20 *
21 * FIXME: This all assumes 32 bit codecs
22 * Win95 appears to prefer 32 bit codecs, even from 16 bit code.
23 * There is the ICOpenFunction16 to worry about still, though.
24 *
25 * TODO
26 * - no thread safety
27 */
28
29 #include <stdarg.h>
30 #include <stdio.h>
31 #include <string.h>
32
33 #include "windef.h"
34 #include "winbase.h"
35 #include "winreg.h"
36 #include "winnls.h"
37 #include "wingdi.h"
38 #include "winternl.h"
39 #include "winuser.h"
40 #include "commdlg.h"
41 #include "vfw.h"
42 #include "msvideo_private.h"
43 #include "wine/debug.h"
44 #include "wine/heap.h"
45 #include "wine/list.h"
46
47 /* Drivers32 settings */
48 #define HKLM_DRIVERS32 "Software\\Microsoft\\Windows NT\\CurrentVersion\\Drivers32"
49
50 WINE_DEFAULT_DEBUG_CHANNEL(msvideo);
51
52 /* This one is a macro in order to work for both ASCII and Unicode */
53 #define fourcc_to_string(str, fcc) do { \
54 (str)[0] = LOBYTE(LOWORD(fcc)); \
55 (str)[1] = HIBYTE(LOWORD(fcc)); \
56 (str)[2] = LOBYTE(HIWORD(fcc)); \
57 (str)[3] = HIBYTE(HIWORD(fcc)); \
58 } while(0)
59
60 static inline const char *wine_dbgstr_fcc( DWORD fcc )
61 {
62 char fcc_str[5];
63 fourcc_to_string(fcc_str, fcc);
64 fcc_str[4] = '\0';
65 /* Last byte may be ' ' in some cases like "DIB " */
66 if (isalnum(fcc_str[0]) && isalnum(fcc_str[1]) && isalnum(fcc_str[2])
67 && (isalnum(fcc_str[3]) || isspace(fcc_str[3])))
68 return wine_dbg_sprintf("%s", fcc_str);
69 return wine_dbg_sprintf("0x%08lx", fcc);
70 }
71
72 static const char *wine_dbgstr_icerr( int ret )
73 {
74 const char *str;
75 if (ret <= ICERR_CUSTOM)
76 return wine_dbg_sprintf("ICERR_CUSTOM (%d)", ret);
77 #define XX(x) case (x): str = #x; break
78 switch (ret)
79 {
80 XX(ICERR_OK);
81 XX(ICERR_DONTDRAW);
82 XX(ICERR_NEWPALETTE);
83 XX(ICERR_GOTOKEYFRAME);
84 XX(ICERR_STOPDRAWING);
85 XX(ICERR_UNSUPPORTED);
86 XX(ICERR_BADFORMAT);
87 XX(ICERR_MEMORY);
88 XX(ICERR_INTERNAL);
89 XX(ICERR_BADFLAGS);
90 XX(ICERR_BADPARAM);
91 XX(ICERR_BADSIZE);
92 XX(ICERR_BADHANDLE);
93 XX(ICERR_CANTUPDATE);
94 XX(ICERR_ABORT);
95 XX(ICERR_ERROR);
96 XX(ICERR_BADBITDEPTH);
97 XX(ICERR_BADIMAGESIZE);
98 default: str = wine_dbg_sprintf("UNKNOWN (%d)", ret);
99 }
100 #undef XX
101 return str;
102 }
103
104 static WINE_HIC* MSVIDEO_FirstHic /* = NULL */;
105
106 struct reg_driver
107 {
108 DWORD fccType;
109 DWORD fccHandler;
110 DRIVERPROC proc;
111 struct list entry;
112 };
113
114 static struct list reg_driver_list = LIST_INIT(reg_driver_list);
115
116 HMODULE MSVFW32_hModule;
117
118 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
119 {
120 TRACE("%p,%lx,%p\n", hinst, reason, reserved);
121
122 switch(reason)
123 {
124 case DLL_PROCESS_ATTACH:
125 DisableThreadLibraryCalls(hinst);
126 MSVFW32_hModule = hinst;
127 break;
128 }
129 return TRUE;
130 }
131
132 /******************************************************************
133 * MSVIDEO_SendMessage
134 *
135 *
136 */
137 static LRESULT MSVIDEO_SendMessage(WINE_HIC* whic, UINT msg, DWORD_PTR lParam1, DWORD_PTR lParam2)
138 {
139 LRESULT ret;
140
141 #define XX(x) case x: TRACE("(%p,"#x",0x%08Ix,0x%08Ix)\n",whic,lParam1,lParam2); break
142
143 switch (msg) {
144 /* DRV_* */
145 XX(DRV_LOAD);
146 XX(DRV_ENABLE);
147 XX(DRV_OPEN);
148 XX(DRV_CLOSE);
149 XX(DRV_DISABLE);
150 XX(DRV_FREE);
151 /* ICM_RESERVED+X */
152 XX(ICM_ABOUT);
153 XX(ICM_CONFIGURE);
154 XX(ICM_GET);
155 XX(ICM_GETINFO);
156 XX(ICM_GETDEFAULTQUALITY);
157 XX(ICM_GETQUALITY);
158 XX(ICM_GETSTATE);
159 XX(ICM_SETQUALITY);
160 XX(ICM_SET);
161 XX(ICM_SETSTATE);
162 /* ICM_USER+X */
163 XX(ICM_COMPRESS_FRAMES_INFO);
164 XX(ICM_COMPRESS_GET_FORMAT);
165 XX(ICM_COMPRESS_GET_SIZE);
166 XX(ICM_COMPRESS_QUERY);
167 XX(ICM_COMPRESS_BEGIN);
168 XX(ICM_COMPRESS);
169 XX(ICM_COMPRESS_END);
170 XX(ICM_DECOMPRESS_GET_FORMAT);
171 XX(ICM_DECOMPRESS_QUERY);
172 XX(ICM_DECOMPRESS_BEGIN);
173 XX(ICM_DECOMPRESS);
174 XX(ICM_DECOMPRESS_END);
175 XX(ICM_DECOMPRESS_SET_PALETTE);
176 XX(ICM_DECOMPRESS_GET_PALETTE);
177 XX(ICM_DRAW_QUERY);
178 XX(ICM_DRAW_BEGIN);
179 XX(ICM_DRAW_GET_PALETTE);
180 XX(ICM_DRAW_START);
181 XX(ICM_DRAW_STOP);
182 XX(ICM_DRAW_END);
183 XX(ICM_DRAW_GETTIME);
184 XX(ICM_DRAW);
185 XX(ICM_DRAW_WINDOW);
186 XX(ICM_DRAW_SETTIME);
187 XX(ICM_DRAW_REALIZE);
188 XX(ICM_DRAW_FLUSH);
189 XX(ICM_DRAW_RENDERBUFFER);
190 XX(ICM_DRAW_START_PLAY);
191 XX(ICM_DRAW_STOP_PLAY);
192 XX(ICM_DRAW_SUGGESTFORMAT);
193 XX(ICM_DRAW_CHANGEPALETTE);
194 XX(ICM_GETBUFFERSWANTED);
195 XX(ICM_GETDEFAULTKEYFRAMERATE);
196 XX(ICM_DECOMPRESSEX_BEGIN);
197 XX(ICM_DECOMPRESSEX_QUERY);
198 XX(ICM_DECOMPRESSEX);
199 XX(ICM_DECOMPRESSEX_END);
200 XX(ICM_SET_STATUS_PROC);
201 default:
202 FIXME("(%p,0x%08x,0x%08Ix,0x%08Ix) unknown message\n",whic,msg,lParam1,lParam2);
203 }
204
205 #undef XX
206
207 if (whic->driverproc) {
208 /* dwDriverId parameter is the value returned by the DRV_OPEN */
209 ret = whic->driverproc(whic->driverId, whic->hdrv, msg, lParam1, lParam2);
210 } else {
211 ret = SendDriverMessage(whic->hdrv, msg, lParam1, lParam2);
212 }
213
214 TRACE(" -> %s\n", wine_dbgstr_icerr(ret));
215 return ret;
216 }
217
218 static int compare_fourcc(DWORD fcc1, DWORD fcc2)
219 {
220 char fcc_str1[4];
221 char fcc_str2[4];
222 fourcc_to_string(fcc_str1, fcc1);
223 fourcc_to_string(fcc_str2, fcc2);
224 return _strnicmp(fcc_str1, fcc_str2, 4);
225 }
226
227 static DWORD get_size_image(LONG width, LONG height, WORD depth)
228 {
229 DWORD ret = width * depth;
230 ret = (ret + 7) / 8; /* divide by byte size, rounding up */
231 ret = (ret + 3) & ~3; /* align to 4 bytes */
232 ret *= abs(height);
233 return ret;
234 }
235
236 /******************************************************************
237 * MSVIDEO_GetHicPtr
238 *
239 *
240 */
241 static WINE_HIC* MSVIDEO_GetHicPtr(HIC hic)
242 {
243 WINE_HIC* whic;
244
245 for (whic = MSVIDEO_FirstHic; whic && whic->hic != hic; whic = whic->next);
246 return whic;
247 }
248
249 /***********************************************************************
250 * VideoForWindowsVersion [MSVFW32.2]
251 * VideoForWindowsVersion [MSVIDEO.2]
252 * Returns the version in major.minor form.
253 * In Windows95 this returns 0x040003b6 (4.950)
254 */
255 DWORD WINAPI VideoForWindowsVersion(void)
256 {
257 return 0x040003B6; /* 4.950 */
258 }
259
260 /***********************************************************************
261 * ICInfo [MSVFW32.@]
262 * Get information about an installable compressor. Return TRUE if there
263 * is one.
264 *
265 * PARAMS
266 * fccType [I] type of compressor (e.g. 'vidc')
267 * fccHandler [I] real fcc for handler or <n>th compressor
268 * lpicinfo [O] information about compressor
269 */
270 BOOL VFWAPI ICInfo(DWORD type, DWORD handler, ICINFO *info)
271 {
272 char name_buf[10], buf[2048];
273 DWORD ret_type, ret_handler;
274 struct reg_driver *driver;
275 DWORD i, count = 0;
276 LONG res;
277 HKEY key;
278
279 TRACE("type %s, handler %s, info %p.\n",
280 wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler), info);
281
282 memset(info, 0, sizeof(*info));
283 info->dwSize = sizeof(*info);
284 info->dwVersionICM = ICVERSION;
285
286 if (!RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_QUERY_VALUE, &key))
287 {
288 i = 0;
289 for (;;)
290 {
291 DWORD name_len = ARRAY_SIZE(name_buf), driver_len = ARRAY_SIZE(info->szDriver);
292
293 res = RegEnumValueA(key, i++, name_buf, &name_len, 0, 0, (BYTE *)buf, &driver_len);
294 if (res == ERROR_NO_MORE_ITEMS) break;
295
296 if (name_len != 9 || name_buf[4] != '.') continue;
297 ret_type = mmioStringToFOURCCA(name_buf, 0);
298 ret_handler = mmioStringToFOURCCA(name_buf + 5, 0);
299 if (type && compare_fourcc(type, ret_type)) continue;
300 if (compare_fourcc(handler, ret_handler) && handler != count++) continue;
301
302 info->fccType = ret_type;
303 info->fccHandler = ret_handler;
304 MultiByteToWideChar(CP_ACP, 0, buf, -1, info->szDriver, ARRAY_SIZE(info->szDriver));
305 TRACE("Returning codec %s, driver %s.\n", debugstr_a(name_buf), debugstr_a(buf));
306 return TRUE;
307 }
308 RegCloseKey(key);
309 }
310
311 if (GetPrivateProfileSectionA("drivers32", buf, sizeof(buf), "system.ini"))
312 {
313 char *s;
314 for (s = buf; *s; s += strlen(s) + 1)
315 {
316 if (s[4] != '.' || s[9] != '=') continue;
317 ret_type = mmioStringToFOURCCA(s, 0);
318 ret_handler = mmioStringToFOURCCA(s + 5, 0);
319 if (type && compare_fourcc(type, ret_type)) continue;
320 if (compare_fourcc(handler, ret_handler) && handler != count++) continue;
321
322 info->fccType = ret_type;
323 info->fccHandler = ret_handler;
324 MultiByteToWideChar(CP_ACP, 0, s + 10, -1, info->szDriver, ARRAY_SIZE(info->szDriver));
325 TRACE("Returning codec %s, driver %s.\n", debugstr_an(s, 9), debugstr_a(s + 10));
326 return TRUE;
327 }
328 }
329
330 LIST_FOR_EACH_ENTRY(driver, &reg_driver_list, struct reg_driver, entry)
331 {
332 if (type && compare_fourcc(type, driver->fccType)) continue;
333 if (compare_fourcc(handler, driver->fccHandler) && handler != count++) continue;
334 if (driver->proc(0, NULL, ICM_GETINFO, (DWORD_PTR)info, sizeof(*info)) == sizeof(*info))
335 return TRUE;
336 }
337
338 info->fccType = type;
339 info->fccHandler = handler;
340 WARN("No driver found for codec %s.%s.\n", wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler));
341 return FALSE;
342 }
343
344 static DWORD IC_HandleRef = 1;
345
346 /***********************************************************************
347 * ICInstall [MSVFW32.@]
348 */
349 BOOL VFWAPI ICInstall(DWORD type, DWORD handler, LPARAM lparam, char *desc, UINT flags)
350 {
351 struct reg_driver *driver;
352
353 TRACE("type %s, handler %s, lparam %#Ix, desc %s, flags %#x.\n",
354 wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler), lparam, debugstr_a(desc), flags);
355
356 LIST_FOR_EACH_ENTRY(driver, &reg_driver_list, struct reg_driver, entry)
357 {
358 if (!compare_fourcc(type, driver->fccType)
359 && !compare_fourcc(handler, driver->fccHandler))
360 {
361 return FALSE;
362 }
363 }
364
365 switch (flags)
366 {
367 case ICINSTALL_FUNCTION:
368 if (!(driver = heap_alloc_zero(sizeof(*driver))))
369 return FALSE;
370 driver->fccType = type;
371 driver->fccHandler = handler;
372 driver->proc = (DRIVERPROC)lparam;
373 list_add_tail(&reg_driver_list, &driver->entry);
374 return TRUE;
375 case ICINSTALL_DRIVER:
376 {
377 const char *driver = (const char *)lparam;
378 char value[10];
379 HKEY key;
380 LONG res;
381
382 if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_SET_VALUE, &key))
383 return FALSE;
384 fourcc_to_string(value, type);
385 value[4] = '.';
386 fourcc_to_string(value + 5, handler);
387 value[9] = 0;
388 res = RegSetValueExA(key, value, 0, REG_SZ, (const BYTE *)driver, strlen(driver) + 1);
389 RegCloseKey(key);
390 return !res;
391 }
392 default:
393 FIXME("Unhandled flags %#x.\n", flags);
394 return FALSE;
395 }
396 }
397
398 /***********************************************************************
399 * ICRemove [MSVFW32.@]
400 */
401 BOOL VFWAPI ICRemove(DWORD type, DWORD handler, UINT flags)
402 {
403 struct reg_driver *driver;
404 char value[10];
405 HKEY key;
406 LONG res;
407
408 TRACE("type %s, handler %s, flags %#x.\n",
409 wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler), flags);
410
411 LIST_FOR_EACH_ENTRY(driver, &reg_driver_list, struct reg_driver, entry)
412 {
413 if (!compare_fourcc(type, driver->fccType)
414 && !compare_fourcc(handler, driver->fccHandler))
415 {
416 list_remove(&driver->entry);
417 heap_free(driver);
418 return TRUE;
419 }
420 }
421
422 if (!RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_SET_VALUE, &key))
423 {
424 fourcc_to_string(value, type);
425 value[4] = '.';
426 fourcc_to_string(value + 5, handler);
427 value[9] = 0;
428 res = RegDeleteValueA(key, value);
429 RegCloseKey(key);
430 return !res;
431 }
432
433 return FALSE;
434 }
435
436
437 /***********************************************************************
438 * ICOpen [MSVFW32.@]
439 * Opens an installable compressor. Return special handle.
440 */
441 HIC VFWAPI ICOpen(DWORD fccType, DWORD fccHandler, UINT wMode)
442 {
443 WCHAR codecname[10];
444 ICOPEN icopen;
445 WINE_HIC* whic;
446 static const WCHAR drv32W[] = {'d','r','i','v','e','r','s','3','2','\0'};
447 struct reg_driver *driver;
448 HDRVR hdrv = NULL;
449
450 TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode);
451
452 if (!fccHandler) /* No specific handler, return the first valid for wMode */
453 {
454 HIC local;
455 ICINFO info;
456 DWORD loop = 0;
457 info.dwSize = sizeof(info);
458 while(ICInfo(fccType, loop++, &info))
459 {
460 /* Ensure fccHandler is not 0x0 because we will recurse on ICOpen */
461 if(!info.fccHandler)
462 continue;
463 local = ICOpen(fccType, info.fccHandler, wMode);
464 if (local != 0)
465 {
466 TRACE("Returning %s as default handler for %s\n",
467 wine_dbgstr_fcc(info.fccHandler), wine_dbgstr_fcc(fccType));
468 return local;
469 }
470 }
471 }
472
473 LIST_FOR_EACH_ENTRY(driver, &reg_driver_list, struct reg_driver, entry)
474 {
475 if (!compare_fourcc(fccType, driver->fccType)
476 && !compare_fourcc(fccHandler, driver->fccHandler))
477 {
478 return ICOpenFunction(driver->fccType, driver->fccHandler, wMode, driver->proc);
479 }
480 }
481
482 /* Well, lParam2 is in fact a LPVIDEO_OPEN_PARMS, but it has the
483 * same layout as ICOPEN
484 */
485 icopen.dwSize = sizeof(ICOPEN);
486 icopen.fccType = fccType;
487 icopen.fccHandler = fccHandler;
488 icopen.dwVersion = 0x00001000; /* FIXME */
489 icopen.dwFlags = wMode;
490 icopen.dwError = 0;
491 icopen.pV1Reserved = NULL;
492 icopen.pV2Reserved = NULL;
493 icopen.dnDevNode = 0; /* FIXME */
494
495 if (!hdrv)
496 {
497 /* normalize to lower case as in 'vidc' */
498 ((char*)&fccType)[0] = tolower(((char*)&fccType)[0]);
499 ((char*)&fccType)[1] = tolower(((char*)&fccType)[1]);
500 ((char*)&fccType)[2] = tolower(((char*)&fccType)[2]);
501 ((char*)&fccType)[3] = tolower(((char*)&fccType)[3]);
502 icopen.fccType = fccType;
503 /* Seek the driver in the registry */
504 fourcc_to_string(codecname, fccType);
505 codecname[4] = '.';
506 fourcc_to_string(codecname + 5, fccHandler);
507 codecname[9] = '\0';
508
509 hdrv = OpenDriver(codecname, drv32W, (LPARAM)&icopen);
510 if (!hdrv)
511 return 0;
512 }
513
514 if (!(whic = heap_alloc(sizeof(*whic))))
515 {
516 CloseDriver(hdrv, 0, 0);
517 return FALSE;
518 }
519 whic->hdrv = hdrv;
520 whic->driverproc = NULL;
521 whic->type = fccType;
522 whic->handler = fccHandler;
523 while (MSVIDEO_GetHicPtr((HIC)(ULONG_PTR)IC_HandleRef) != NULL) IC_HandleRef++;
524 whic->hic = (HIC)(ULONG_PTR)IC_HandleRef++;
525 whic->next = MSVIDEO_FirstHic;
526 MSVIDEO_FirstHic = whic;
527
528 TRACE("=> %p\n", whic->hic);
529 return whic->hic;
530 }
531
532 /***********************************************************************
533 * ICOpenFunction [MSVFW32.@]
534 */
535 HIC VFWAPI ICOpenFunction(DWORD fccType, DWORD fccHandler, UINT wMode, DRIVERPROC lpfnHandler)
536 {
537 ICOPEN icopen;
538 WINE_HIC* whic;
539
540 TRACE("(%s,%s,%d,%p)\n",
541 wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode, lpfnHandler);
542
543 icopen.dwSize = sizeof(ICOPEN);
544 icopen.fccType = fccType;
545 icopen.fccHandler = fccHandler;
546 icopen.dwVersion = ICVERSION;
547 icopen.dwFlags = wMode;
548 icopen.dwError = 0;
549 icopen.pV1Reserved = NULL;
550 icopen.pV2Reserved = NULL;
551 icopen.dnDevNode = 0; /* FIXME */
552
553 if (!(whic = heap_alloc(sizeof(*whic))))
554 return NULL;
555
556 whic->driverproc = lpfnHandler;
557 while (MSVIDEO_GetHicPtr((HIC)(ULONG_PTR)IC_HandleRef) != NULL) IC_HandleRef++;
558 whic->hic = (HIC)(ULONG_PTR)IC_HandleRef++;
559 whic->next = MSVIDEO_FirstHic;
560 MSVIDEO_FirstHic = whic;
561
562 /* Now try opening/loading the driver. Taken from DRIVER_AddToList */
563 /* What if the function is used more than once? */
564
565 if (MSVIDEO_SendMessage(whic, DRV_LOAD, 0L, 0L) != DRV_SUCCESS)
566 {
567 WARN("DRV_LOAD failed for hic %p\n", whic->hic);
568 MSVIDEO_FirstHic = whic->next;
569 heap_free(whic);
570 return 0;
571 }
572 /* return value is not checked */
573 MSVIDEO_SendMessage(whic, DRV_ENABLE, 0L, 0L);
574
575 whic->driverId = (DWORD)MSVIDEO_SendMessage(whic, DRV_OPEN, 0, (DWORD_PTR)&icopen);
576 /* FIXME: What should we put here? */
577 whic->hdrv = NULL;
578
579 if (whic->driverId == 0)
580 {
581 WARN("DRV_OPEN failed for hic %p\n", whic->hic);
582 MSVIDEO_FirstHic = whic->next;
583 heap_free(whic);
584 return 0;
585 }
586
587 TRACE("=> %p\n", whic->hic);
588 return whic->hic;
589 }
590
591 /***********************************************************************
592 * ICGetInfo [MSVFW32.@]
593 */
594 LRESULT VFWAPI ICGetInfo(HIC hic, ICINFO *picinfo, DWORD cb)
595 {
596 LRESULT ret;
597 WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
598
599 TRACE("(%p,%p,%ld)\n", hic, picinfo, cb);
600
601 if (!whic) return ICERR_BADHANDLE;
602 if (!picinfo) return MMSYSERR_INVALPARAM;
603
604 /* (WS) The field szDriver should be initialized because the driver
605 * is not obliged and often will not do it. Some applications, like
606 * VirtualDub, rely on this field and will occasionally crash if it
607 * goes uninitialized.
608 */
609 if (cb >= sizeof(ICINFO)) picinfo->szDriver[0] = '\0';
610
611 ret = ICSendMessage(hic, ICM_GETINFO, (DWORD_PTR)picinfo, cb);
612
613 /* (WS) When szDriver was not supplied by the driver itself, apparently
614 * Windows will set its value equal to the driver file name. This can
615 * be obtained from the registry as we do here.
616 */
617 if (cb >= sizeof(ICINFO) && picinfo->szDriver[0] == 0)
618 {
619 ICINFO ii;
620
621 memset(&ii, 0, sizeof(ii));
622 ii.dwSize = sizeof(ii);
623 ICInfo(picinfo->fccType, picinfo->fccHandler, &ii);
624 lstrcpyW(picinfo->szDriver, ii.szDriver);
625 }
626
627 return ret;
628 }
629
630 /***********************************************************************
631 * ICLocate [MSVFW32.@]
632 */
633 HIC VFWAPI ICLocate(DWORD type, DWORD handler, BITMAPINFOHEADER *in,
634 BITMAPINFOHEADER *out, WORD mode)
635 {
636 ICINFO info = {sizeof(info)};
637 UINT msg;
638 HIC hic;
639 DWORD i;
640
641 TRACE("type %s, handler %s, in %p, out %p, mode %u.\n",
642 wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler), in, out, mode);
643
644 switch (mode)
645 {
646 case ICMODE_FASTCOMPRESS:
647 case ICMODE_COMPRESS:
648 msg = ICM_COMPRESS_QUERY;
649 break;
650 case ICMODE_FASTDECOMPRESS:
651 case ICMODE_DECOMPRESS:
652 msg = ICM_DECOMPRESS_QUERY;
653 break;
654 case ICMODE_DRAW:
655 msg = ICM_DRAW_QUERY;
656 break;
657 default:
658 FIXME("Unhandled mode %#x.\n", mode);
659 return 0;
660 }
661
662 if ((hic = ICOpen(type, handler, mode)))
663 {
664 if (!ICSendMessage(hic, msg, (DWORD_PTR)in, (DWORD_PTR)out))
665 {
666 TRACE("Found codec %s.%s.\n", wine_dbgstr_fcc(type),
667 wine_dbgstr_fcc(handler));
668 return hic;
669 }
670 ICClose(hic);
671 }
672
673 for (i = 0; ICInfo(type, i, &info); ++i)
674 {
675 if ((hic = ICOpen(info.fccType, info.fccHandler, mode)))
676 {
677 if (!ICSendMessage(hic, msg, (DWORD_PTR)in, (DWORD_PTR)out))
678 {
679 TRACE("Found codec %s.%s.\n", wine_dbgstr_fcc(info.fccType),
680 wine_dbgstr_fcc(info.fccHandler));
681 return hic;
682 }
683 ICClose(hic);
684 }
685 }
686
687 if (type == streamtypeVIDEO)
688 return ICLocate(ICTYPE_VIDEO, handler, in, out, mode);
689
690 WARN("Could not find a driver for codec %s.%s.\n",
691 wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler));
692
693 return 0;
694 }
695
696 /***********************************************************************
697 * ICGetDisplayFormat [MSVFW32.@]
698 */
699 HIC VFWAPI ICGetDisplayFormat(HIC hic, BITMAPINFOHEADER *in, BITMAPINFOHEADER *out,
700 int depth, int width, int height)
701 {
702 HIC tmphic = hic;
703
704 TRACE("(%p, %p, %p, %d, %d, %d)\n", hic, in, out, depth, width, height);
705
706 if (!tmphic)
707 {
708 tmphic = ICLocate(ICTYPE_VIDEO, 0, in, NULL, ICMODE_DECOMPRESS);
709 if (!tmphic)
710 return NULL;
711 }
712
713 if (ICDecompressQuery(tmphic, in, NULL))
714 goto err;
715
716 if (width <= 0 || height <= 0)
717 {
718 width = in->biWidth;
719 height = in->biHeight;
720 }
721
722 if (!depth)
723 depth = 32;
724
725 *out = *in;
726 out->biSize = sizeof(*out);
727 out->biWidth = width;
728 out->biHeight = height;
729 out->biCompression = BI_RGB;
730 out->biSizeImage = get_size_image(width, height, depth);
731
732 /* first try the given depth */
733 out->biBitCount = depth;
734 out->biSizeImage = get_size_image(width, height, out->biBitCount);
735 if (!ICDecompressQuery(tmphic, in, out))
736 {
737 if (depth == 8)
738 ICDecompressGetPalette(tmphic, in, out);
739 return tmphic;
740 }
741
742 /* then try 16, both with BI_RGB and BI_BITFIELDS */
743 if (depth <= 16)
744 {
745 out->biBitCount = 16;
746 out->biSizeImage = get_size_image(width, height, out->biBitCount);
747 if (!ICDecompressQuery(tmphic, in, out))
748 return tmphic;
749
750 out->biCompression = BI_BITFIELDS;
751 if (!ICDecompressQuery(tmphic, in, out))
752 return tmphic;
753 out->biCompression = BI_RGB;
754 }
755
756 /* then try 24 */
757 if (depth <= 24)
758 {
759 out->biBitCount = 24;
760 out->biSizeImage = get_size_image(width, height, out->biBitCount);
761 if (!ICDecompressQuery(tmphic, in, out))
762 return tmphic;
763 }
764
765 /* then try 32 */
766 if (depth <= 32)
767 {
768 out->biBitCount = 32;
769 out->biSizeImage = get_size_image(width, height, out->biBitCount);
770 if (!ICDecompressQuery(tmphic, in, out))
771 return tmphic;
772 }
773
774 /* as a last resort, try 32 bpp with the original width and height */
775 out->biWidth = in->biWidth;
776 out->biHeight = in->biHeight;
777 out->biBitCount = 32;
778 out->biSizeImage = get_size_image(out->biWidth, out->biHeight, out->biBitCount);
779 if (!ICDecompressQuery(tmphic, in, out))
780 return tmphic;
781
782 /* finally, ask the compressor for its default output format */
783 if (!ICSendMessage(tmphic, ICM_DECOMPRESS_GET_FORMAT, (DWORD_PTR)in, (DWORD_PTR)out))
784 return tmphic;
785
786 err:
787 if (hic != tmphic)
788 ICClose(tmphic);
789
790 return NULL;
791 }
792
793 /***********************************************************************
794 * ICCompress [MSVFW32.@]
795 */
796 DWORD VFWAPIV
797 ICCompress(
798 HIC hic,DWORD dwFlags,LPBITMAPINFOHEADER lpbiOutput,LPVOID lpData,
799 LPBITMAPINFOHEADER lpbiInput,LPVOID lpBits,LPDWORD lpckid,
800 LPDWORD lpdwFlags,LONG lFrameNum,DWORD dwFrameSize,DWORD dwQuality,
801 LPBITMAPINFOHEADER lpbiPrev,LPVOID lpPrev)
802 {
803 ICCOMPRESS iccmp;
804
805 TRACE("(%p,%ld,%p,%p,%p,%p,...)\n",hic,dwFlags,lpbiOutput,lpData,lpbiInput,lpBits);
806
807 iccmp.dwFlags = dwFlags;
808
809 iccmp.lpbiOutput = lpbiOutput;
810 iccmp.lpOutput = lpData;
811 iccmp.lpbiInput = lpbiInput;
812 iccmp.lpInput = lpBits;
813
814 iccmp.lpckid = lpckid;
815 iccmp.lpdwFlags = lpdwFlags;
816 iccmp.lFrameNum = lFrameNum;
817 iccmp.dwFrameSize = dwFrameSize;
818 iccmp.dwQuality = dwQuality;
819 iccmp.lpbiPrev = lpbiPrev;
820 iccmp.lpPrev = lpPrev;
821 return ICSendMessage(hic,ICM_COMPRESS,(DWORD_PTR)&iccmp,sizeof(iccmp));
822 }
823
824 /***********************************************************************
825 * ICDecompress [MSVFW32.@]
826 */
827 DWORD VFWAPIV ICDecompress(HIC hic,DWORD dwFlags,LPBITMAPINFOHEADER lpbiFormat,
828 LPVOID lpData,LPBITMAPINFOHEADER lpbi,LPVOID lpBits)
829 {
830 ICDECOMPRESS icd;
831 DWORD ret;
832
833 TRACE("(%p,%ld,%p,%p,%p,%p)\n",hic,dwFlags,lpbiFormat,lpData,lpbi,lpBits);
834
835 icd.dwFlags = dwFlags;
836 icd.lpbiInput = lpbiFormat;
837 icd.lpInput = lpData;
838
839 icd.lpbiOutput = lpbi;
840 icd.lpOutput = lpBits;
841 icd.ckid = 0;
842 ret = ICSendMessage(hic,ICM_DECOMPRESS,(DWORD_PTR)&icd,sizeof(ICDECOMPRESS));
843
844 return ret;
845 }
846
847
848 struct choose_compressor
849 {
850 UINT flags;
851 LPCSTR title;
852 COMPVARS cv;
853 };
854
855 struct codec_info
856 {
857 HIC hic;
858 ICINFO icinfo;
859 };
860
861 static BOOL enum_compressors(HWND list, COMPVARS *pcv, BOOL enum_all)
862 {
863 UINT id, total = 0;
864 ICINFO icinfo;
865
866 id = 0;
867
868 while (ICInfo(pcv->fccType, id, &icinfo))
869 {
870 struct codec_info *ic;
871 DWORD idx;
872 HIC hic;
873
874 id++;
875
876 hic = ICOpen(icinfo.fccType, icinfo.fccHandler, ICMODE_COMPRESS);
877
878 if (hic)
879 {
880 /* for unknown reason fccHandler reported by the driver
881 * doesn't always work, use the one returned by ICInfo instead.
882 */
883 DWORD fccHandler = icinfo.fccHandler;
884
885 if (!enum_all && pcv->lpbiIn)
886 {
887 if (ICCompressQuery(hic, pcv->lpbiIn, NULL) != ICERR_OK)
888 {
889 TRACE("fccHandler %s doesn't support input DIB format %ld\n",
890 wine_dbgstr_fcc(icinfo.fccHandler), pcv->lpbiIn->bmiHeader.biCompression);
891 ICClose(hic);
892 continue;
893 }
894 }
895
896 ICGetInfo(hic, &icinfo, sizeof(icinfo));
897 icinfo.fccHandler = fccHandler;
898
899 idx = SendMessageW(list, CB_ADDSTRING, 0, (LPARAM)icinfo.szDescription);
900
901 ic = heap_alloc(sizeof(*ic));
902 ic->icinfo = icinfo;
903 ic->hic = hic;
904 SendMessageW(list, CB_SETITEMDATA, idx, (LPARAM)ic);
905 }
906 total++;
907 }
908
909 return total != 0;
910 }
911
912 static INT_PTR CALLBACK icm_choose_compressor_dlgproc(HWND hdlg, UINT msg, WPARAM wparam, LPARAM lparam)
913 {
914 switch (msg)
915 {
916 case WM_INITDIALOG:
917 {
918 struct codec_info *ic;
919 WCHAR buf[128];
920 struct choose_compressor *choose_comp = (struct choose_compressor *)lparam;
921
922 SetWindowLongPtrW(hdlg, DWLP_USER, lparam);
923
924 /* FIXME */
925 choose_comp->flags &= ~(ICMF_CHOOSE_DATARATE | ICMF_CHOOSE_KEYFRAME);
926
927 if (choose_comp->title)
928 SetWindowTextA(hdlg, choose_comp->title);
929
930 if (!(choose_comp->flags & ICMF_CHOOSE_DATARATE))
931 {
932 ShowWindow(GetDlgItem(hdlg, IDC_DATARATE_CHECKBOX), SW_HIDE);
933 ShowWindow(GetDlgItem(hdlg, IDC_DATARATE), SW_HIDE);
934 ShowWindow(GetDlgItem(hdlg, IDC_DATARATE_KB), SW_HIDE);
935 }
936
937 if (!(choose_comp->flags & ICMF_CHOOSE_KEYFRAME))
938 {
939 ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME_CHECKBOX), SW_HIDE);
940 ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME), SW_HIDE);
941 ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME_FRAMES), SW_HIDE);
942 }
943
944 /* FIXME */
945 EnableWindow(GetDlgItem(hdlg, IDC_QUALITY_SCROLL), FALSE);
946 EnableWindow(GetDlgItem(hdlg, IDC_QUALITY_TXT), FALSE);
947
948 /*if (!(choose_comp->flags & ICMF_CHOOSE_PREVIEW))
949 ShowWindow(GetDlgItem(hdlg, IDC_PREVIEW), SW_HIDE);*/
950
951 LoadStringW(MSVFW32_hModule, IDS_FULLFRAMES, buf, 128);
952 SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_ADDSTRING, 0, (LPARAM)buf);
953
954 ic = heap_alloc(sizeof(*ic));
955 ic->icinfo.fccType = streamtypeVIDEO;
956 ic->icinfo.fccHandler = comptypeDIB;
957 ic->hic = 0;
958 SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_SETITEMDATA, 0, (LPARAM)ic);
959
960 enum_compressors(GetDlgItem(hdlg, IDC_COMP_LIST), &choose_comp->cv, choose_comp->flags & ICMF_CHOOSE_ALLCOMPRESSORS);
961
962 SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_SETCURSEL, 0, 0);
963 SetFocus(GetDlgItem(hdlg, IDC_COMP_LIST));
964
965 SetWindowLongPtrW(hdlg, DWLP_USER, (ULONG_PTR)choose_comp);
966 break;
967 }
968
969 case WM_COMMAND:
970 switch (LOWORD(wparam))
971 {
972 case IDC_COMP_LIST:
973 {
974 INT cur_sel;
975 struct codec_info *ic;
976 BOOL can_configure = FALSE, can_about = FALSE;
977 struct choose_compressor *choose_comp;
978
979 if (HIWORD(wparam) != CBN_SELCHANGE && HIWORD(wparam) != CBN_SETFOCUS)
980 break;
981
982 choose_comp = (struct choose_compressor *)GetWindowLongPtrW(hdlg, DWLP_USER);
983
984 cur_sel = SendMessageW((HWND)lparam, CB_GETCURSEL, 0, 0);
985
986 ic = (struct codec_info *)SendMessageW((HWND)lparam, CB_GETITEMDATA, cur_sel, 0);
987 if (ic && ic->hic)
988 {
989 if (ICQueryConfigure(ic->hic) == DRVCNF_OK)
990 can_configure = TRUE;
991 if (ICQueryAbout(ic->hic) == DRVCNF_OK)
992 can_about = TRUE;
993 }
994 EnableWindow(GetDlgItem(hdlg, IDC_CONFIGURE), can_configure);
995 EnableWindow(GetDlgItem(hdlg, IDC_ABOUT), can_about);
996
997 if (choose_comp->flags & ICMF_CHOOSE_DATARATE)
998 {
999 /* FIXME */
1000 }
1001 if (choose_comp->flags & ICMF_CHOOSE_KEYFRAME)
1002 {
1003 /* FIXME */
1004 }
1005
1006 break;
1007 }
1008
1009 case IDC_CONFIGURE:
1010 case IDC_ABOUT:
1011 {
1012 HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
1013 INT cur_sel;
1014 struct codec_info *ic;
1015
1016 if (HIWORD(wparam) != BN_CLICKED)
1017 break;
1018
1019 cur_sel = SendMessageW(list, CB_GETCURSEL, 0, 0);
1020
1021 ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, cur_sel, 0);
1022 if (ic && ic->hic)
1023 {
1024 if (LOWORD(wparam) == IDC_CONFIGURE)
1025 ICConfigure(ic->hic, hdlg);
1026 else
1027 ICAbout(ic->hic, hdlg);
1028 }
1029
1030 break;
1031 }
1032
1033 case IDOK:
1034 {
1035 HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
1036 INT cur_sel;
1037 struct codec_info *ic;
1038
1039 if (HIWORD(wparam) != BN_CLICKED)
1040 break;
1041
1042 cur_sel = SendMessageW(list, CB_GETCURSEL, 0, 0);
1043 ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, cur_sel, 0);
1044 if (ic)
1045 {
1046 struct choose_compressor *choose_comp = (struct choose_compressor *)GetWindowLongPtrW(hdlg, DWLP_USER);
1047
1048 choose_comp->cv.hic = ic->hic;
1049 choose_comp->cv.fccType = ic->icinfo.fccType;
1050 choose_comp->cv.fccHandler = ic->icinfo.fccHandler;
1051 /* FIXME: fill everything else */
1052
1053 /* prevent closing the codec handle below */
1054 ic->hic = 0;
1055 }
1056 }
1057 /* fall through */
1058 case IDCANCEL:
1059 {
1060 HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
1061 INT idx = 0;
1062
1063 if (HIWORD(wparam) != BN_CLICKED)
1064 break;
1065
1066 while (1)
1067 {
1068 struct codec_info *ic;
1069
1070 ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, idx++, 0);
1071
1072 if (!ic || (LONG_PTR)ic == CB_ERR) break;
1073
1074 if (ic->hic) ICClose(ic->hic);
1075 heap_free(ic);
1076 }
1077
1078 EndDialog(hdlg, LOWORD(wparam) == IDOK);
1079 break;
1080 }
1081
1082 default:
1083 break;
1084 }
1085 break;
1086
1087 default:
1088 break;
1089 }
1090
1091 return FALSE;
1092 }
1093
1094 /***********************************************************************
1095 * ICCompressorChoose [MSVFW32.@]
1096 */
1097 BOOL VFWAPI ICCompressorChoose(HWND hwnd, UINT uiFlags, LPVOID pvIn,
1098 LPVOID lpData, PCOMPVARS pc, LPSTR lpszTitle)
1099 {
1100 struct choose_compressor choose_comp;
1101 BOOL ret;
1102
1103 TRACE("(%p,%08x,%p,%p,%p,%s)\n", hwnd, uiFlags, pvIn, lpData, pc, lpszTitle);
1104
1105 if (!pc || pc->cbSize != sizeof(COMPVARS))
1106 return FALSE;
1107
1108 if (!(pc->dwFlags & ICMF_COMPVARS_VALID))
1109 {
1110 pc->dwFlags = 0;
1111 pc->fccType = pc->fccHandler = 0;
1112 pc->hic = NULL;
1113 pc->lpbiIn = NULL;
1114 pc->lpbiOut = NULL;
1115 pc->lpBitsOut = pc->lpBitsPrev = pc->lpState = NULL;
1116 pc->lQ = ICQUALITY_DEFAULT;
1117 pc->lKey = -1;
1118 pc->lDataRate = 300; /* kB */
1119 pc->lpState = NULL;
1120 pc->cbState = 0;
1121 }
1122 if (pc->fccType == 0)
1123 pc->fccType = ICTYPE_VIDEO;
1124
1125 choose_comp.cv = *pc;
1126 choose_comp.flags = uiFlags;
1127 choose_comp.title = lpszTitle;
1128
1129 ret = DialogBoxParamW(MSVFW32_hModule, MAKEINTRESOURCEW(ICM_CHOOSE_COMPRESSOR), hwnd,
1130 icm_choose_compressor_dlgproc, (LPARAM)&choose_comp);
1131
1132 if (ret)
1133 {
1134 *pc = choose_comp.cv;
1135 pc->dwFlags |= ICMF_COMPVARS_VALID;
1136 }
1137
1138 return ret;
1139 }
1140
1141
1142 /***********************************************************************
1143 * ICCompressorFree [MSVFW32.@]
1144 */
1145 void VFWAPI ICCompressorFree(PCOMPVARS pc)
1146 {
1147 TRACE("(%p)\n", pc);
1148
1149 if (pc && pc->cbSize == sizeof(COMPVARS))
1150 {
1151 if (pc->hic)
1152 {
1153 ICClose(pc->hic);
1154 pc->hic = NULL;
1155 }
1156 heap_free(pc->lpbiIn);
1157 pc->lpbiIn = NULL;
1158 heap_free(pc->lpBitsOut);
1159 pc->lpBitsOut = NULL;
1160 heap_free(pc->lpBitsPrev);
1161 pc->lpBitsPrev = NULL;
1162 heap_free(pc->lpState);
1163 pc->lpState = NULL;
1164 pc->dwFlags = 0;
1165 }
1166 }
1167
1168 /***********************************************************************
1169 * ICSendMessage [MSVFW32.@]
1170 */
1171 LRESULT VFWAPI ICSendMessage(HIC hic, UINT msg, DWORD_PTR lParam1, DWORD_PTR lParam2)
1172 {
1173 WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
1174
1175 if (!whic) return ICERR_BADHANDLE;
1176 return MSVIDEO_SendMessage(whic, msg, lParam1, lParam2);
1177 }
1178
1179 /***********************************************************************
1180 * ICDrawBegin [MSVFW32.@]
1181 */
1182 DWORD VFWAPIV ICDrawBegin(
1183 HIC hic, /* [in] */
1184 DWORD dwFlags, /* [in] flags */
1185 HPALETTE hpal, /* [in] palette to draw with */
1186 HWND hwnd, /* [in] window to draw to */
1187 HDC hdc, /* [in] HDC to draw to */
1188 INT xDst, /* [in] destination rectangle */
1189 INT yDst, /* [in] */
1190 INT dxDst, /* [in] */
1191 INT dyDst, /* [in] */
1192 LPBITMAPINFOHEADER lpbi, /* [in] format of frame to draw */
1193 INT xSrc, /* [in] source rectangle */
1194 INT ySrc, /* [in] */
1195 INT dxSrc, /* [in] */
1196 INT dySrc, /* [in] */
1197 DWORD dwRate, /* [in] frames/second = (dwRate/dwScale) */
1198 DWORD dwScale) /* [in] */
1199 {
1200
1201 ICDRAWBEGIN icdb;
1202
1203 TRACE("(%p,%ld,%p,%p,%p,%u,%u,%u,%u,%p,%u,%u,%u,%u,%ld,%ld)\n",
1204 hic, dwFlags, hpal, hwnd, hdc, xDst, yDst, dxDst, dyDst,
1205 lpbi, xSrc, ySrc, dxSrc, dySrc, dwRate, dwScale);
1206
1207 icdb.dwFlags = dwFlags;
1208 icdb.hpal = hpal;
1209 icdb.hwnd = hwnd;
1210 icdb.hdc = hdc;
1211 icdb.xDst = xDst;
1212 icdb.yDst = yDst;
1213 icdb.dxDst = dxDst;
1214 icdb.dyDst = dyDst;
1215 icdb.lpbi = lpbi;
1216 icdb.xSrc = xSrc;
1217 icdb.ySrc = ySrc;
1218 icdb.dxSrc = dxSrc;
1219 icdb.dySrc = dySrc;
1220 icdb.dwRate = dwRate;
1221 icdb.dwScale = dwScale;
1222 return ICSendMessage(hic,ICM_DRAW_BEGIN,(DWORD_PTR)&icdb,sizeof(icdb));
1223 }
1224
1225 /***********************************************************************
1226 * ICDraw [MSVFW32.@]
1227 */
1228 DWORD VFWAPIV ICDraw(HIC hic, DWORD dwFlags, LPVOID lpFormat, LPVOID lpData, DWORD cbData, LONG lTime) {
1229 ICDRAW icd;
1230
1231 TRACE("(%p,%ld,%p,%p,%ld,%ld)\n",hic,dwFlags,lpFormat,lpData,cbData,lTime);
1232
1233 icd.dwFlags = dwFlags;
1234 icd.lpFormat = lpFormat;
1235 icd.lpData = lpData;
1236 icd.cbData = cbData;
1237 icd.lTime = lTime;
1238
1239 return ICSendMessage(hic,ICM_DRAW,(DWORD_PTR)&icd,sizeof(icd));
1240 }
1241
1242 /***********************************************************************
1243 * ICClose [MSVFW32.@]
1244 */
1245 LRESULT WINAPI ICClose(HIC hic)
1246 {
1247 WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
1248 WINE_HIC** p;
1249
1250 TRACE("(%p)\n",hic);
1251
1252 if (!whic) return ICERR_BADHANDLE;
1253
1254 if (whic->driverproc)
1255 {
1256 MSVIDEO_SendMessage(whic, DRV_CLOSE, 0, 0);
1257 MSVIDEO_SendMessage(whic, DRV_DISABLE, 0, 0);
1258 MSVIDEO_SendMessage(whic, DRV_FREE, 0, 0);
1259 }
1260 else
1261 {
1262 CloseDriver(whic->hdrv, 0, 0);
1263 }
1264
1265 /* remove whic from list */
1266 for (p = &MSVIDEO_FirstHic; *p != NULL; p = &((*p)->next))
1267 {
1268 if ((*p) == whic)
1269 {
1270 *p = whic->next;
1271 break;
1272 }
1273 }
1274
1275 heap_free(whic);
1276 return 0;
1277 }
1278
1279
1280
1281 /***********************************************************************
1282 * ICImageCompress [MSVFW32.@]
1283 */
1284 HANDLE VFWAPI ICImageCompress(
1285 HIC hic, UINT uiFlags,
1286 LPBITMAPINFO lpbiIn, LPVOID lpBits,
1287 LPBITMAPINFO lpbiOut, LONG lQuality,
1288 LONG* plSize)
1289 {
1290 FIXME("(%p,%08x,%p,%p,%p,%ld,%p)\n",
1291 hic, uiFlags, lpbiIn, lpBits, lpbiOut, lQuality, plSize);
1292
1293 return NULL;
1294 }
1295
1296 /***********************************************************************
1297 * ICImageDecompress [MSVFW32.@]
1298 */
1299
1300 HANDLE VFWAPI ICImageDecompress(
1301 HIC hic, UINT uiFlags, LPBITMAPINFO lpbiIn,
1302 LPVOID lpBits, LPBITMAPINFO lpbiOut)
1303 {
1304 HGLOBAL hMem = NULL;
1305 BYTE* pMem = NULL;
1306 BOOL bReleaseIC = FALSE;
1307 BYTE* pHdr = NULL;
1308 ULONG cbHdr = 0;
1309 BOOL bSucceeded = FALSE;
1310 BOOL bInDecompress = FALSE;
1311 DWORD biSizeImage;
1312
1313 TRACE("(%p,%08x,%p,%p,%p)\n",
1314 hic, uiFlags, lpbiIn, lpBits, lpbiOut);
1315
1316 if ( hic == NULL )
1317 {
1318 hic = ICDecompressOpen( ICTYPE_VIDEO, 0, &lpbiIn->bmiHeader, (lpbiOut != NULL) ? &lpbiOut->bmiHeader : NULL );
1319 if ( hic == NULL )
1320 {
1321 WARN("no handler\n" );
1322 goto err;
1323 }
1324 bReleaseIC = TRUE;
1325 }
1326 if ( uiFlags != 0 )
1327 {
1328 FIXME( "unknown flag %08x\n", uiFlags );
1329 goto err;
1330 }
1331 if ( lpbiIn == NULL || lpBits == NULL )
1332 {
1333 WARN("invalid argument\n");
1334 goto err;
1335 }
1336
1337 if ( lpbiOut != NULL )
1338 {
1339 if ( lpbiOut->bmiHeader.biSize != sizeof(BITMAPINFOHEADER) )
1340 goto err;
1341 cbHdr = sizeof(BITMAPINFOHEADER);
1342 if ( lpbiOut->bmiHeader.biCompression == 3 )
1343 cbHdr += sizeof(DWORD)*3;
1344 else
1345 if ( lpbiOut->bmiHeader.biBitCount <= 8 )
1346 {
1347 if ( lpbiOut->bmiHeader.biClrUsed == 0 )
1348 cbHdr += sizeof(RGBQUAD) * (1<<lpbiOut->bmiHeader.biBitCount);
1349 else
1350 cbHdr += sizeof(RGBQUAD) * lpbiOut->bmiHeader.biClrUsed;
1351 }
1352 }
1353 else
1354 {
1355 TRACE( "get format\n" );
1356
1357 cbHdr = ICDecompressGetFormatSize(hic,lpbiIn);
1358 if ( cbHdr < sizeof(BITMAPINFOHEADER) )
1359 goto err;
1360 if (!(pHdr = heap_alloc_zero(cbHdr + sizeof(RGBQUAD) * 256)))
1361 goto err;
1362 if ( ICDecompressGetFormat( hic, lpbiIn, pHdr ) != ICERR_OK )
1363 goto err;
1364 lpbiOut = (BITMAPINFO*)pHdr;
1365 if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
1366 ICDecompressGetPalette( hic, lpbiIn, lpbiOut ) != ICERR_OK &&
1367 lpbiIn->bmiHeader.biBitCount == lpbiOut->bmiHeader.biBitCount )
1368 {
1369 if ( lpbiIn->bmiHeader.biClrUsed == 0 )
1370 memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*(1<<lpbiOut->bmiHeader.biBitCount) );
1371 else
1372 memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*lpbiIn->bmiHeader.biClrUsed );
1373 }
1374 if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
1375 lpbiOut->bmiHeader.biClrUsed == 0 )
1376 lpbiOut->bmiHeader.biClrUsed = 1<<lpbiOut->bmiHeader.biBitCount;
1377
1378 lpbiOut->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
1379 cbHdr = sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*lpbiOut->bmiHeader.biClrUsed;
1380 }
1381
1382 biSizeImage = lpbiOut->bmiHeader.biSizeImage;
1383 if ( biSizeImage == 0 )
1384 biSizeImage = get_size_image(lpbiOut->bmiHeader.biWidth, lpbiOut->bmiHeader.biHeight, lpbiOut->bmiHeader.biBitCount);
1385
1386 TRACE( "call ICDecompressBegin\n" );
1387
1388 if ( ICDecompressBegin( hic, lpbiIn, lpbiOut ) != ICERR_OK )
1389 goto err;
1390 bInDecompress = TRUE;
1391
1392 TRACE( "cbHdr %ld, biSizeImage %ld\n", cbHdr, biSizeImage );
1393
1394 hMem = GlobalAlloc( GMEM_MOVEABLE|GMEM_ZEROINIT, cbHdr + biSizeImage );
1395 if ( hMem == NULL )
1396 {
1397 WARN( "out of memory\n" );
1398 goto err;
1399 }
1400 pMem = GlobalLock( hMem );
1401 if ( pMem == NULL )
1402 goto err;
1403 memcpy( pMem, lpbiOut, cbHdr );
1404
1405 TRACE( "call ICDecompress\n" );
1406 if ( ICDecompress( hic, 0, &lpbiIn->bmiHeader, lpBits, &lpbiOut->bmiHeader, pMem+cbHdr ) != ICERR_OK )
1407 goto err;
1408
1409 bSucceeded = TRUE;
1410 err:
1411 if ( bInDecompress )
1412 ICDecompressEnd( hic );
1413 if ( bReleaseIC )
1414 ICClose(hic);
1415 heap_free(pHdr);
1416 if ( pMem != NULL )
1417 GlobalUnlock( hMem );
1418 if ( !bSucceeded && hMem != NULL )
1419 {
1420 GlobalFree(hMem); hMem = NULL;
1421 }
1422
1423 return hMem;
1424 }
1425
1426 /***********************************************************************
1427 * ICSeqCompressFrame [MSVFW32.@]
1428 */
1429 LPVOID VFWAPI ICSeqCompressFrame(PCOMPVARS pc, UINT uiFlags, LPVOID lpBits, BOOL *pfKey, LONG *plSize)
1430 {
1431 ICCOMPRESS* icComp = pc->lpState;
1432 DWORD ret;
1433 TRACE("(%p, 0x%08x, %p, %p, %p)\n", pc, uiFlags, lpBits, pfKey, plSize);
1434
1435 if (pc->cbState != sizeof(ICCOMPRESS))
1436 {
1437 ERR("Invalid cbState %li\n", pc->cbState);
1438 return NULL;
1439 }
1440
1441 if (!pc->lKeyCount++)
1442 icComp->dwFlags = ICCOMPRESS_KEYFRAME;
1443 else
1444 {
1445 if (pc->lKey && pc->lKeyCount == (pc->lKey - 1))
1446 /* No key frames if pc->lKey == 0 */
1447 pc->lKeyCount = 0;
1448 icComp->dwFlags = 0;
1449 }
1450
1451 icComp->lpInput = lpBits;
1452 icComp->lFrameNum = pc->lFrame++;
1453 icComp->lpOutput = pc->lpBitsOut;
1454 icComp->lpPrev = pc->lpBitsPrev;
1455 ret = ICSendMessage(pc->hic, ICM_COMPRESS, (DWORD_PTR)icComp, sizeof(*icComp));
1456
1457 if (ret == ICERR_OK)
1458 {
1459 LPVOID oldprev, oldout;
1460
1461 if (icComp->dwFlags & AVIIF_KEYFRAME)
1462 {
1463 pc->lKeyCount = 1;
1464 *pfKey = TRUE;
1465 TRACE("Key frame\n");
1466 }
1467 else
1468 *pfKey = FALSE;
1469
1470 *plSize = icComp->lpbiOutput->biSizeImage;
1471
1472 /* We shift Prev and Out, so we don't have to allocate and release memory */
1473 oldprev = pc->lpBitsPrev;
1474 oldout = pc->lpBitsOut;
1475 pc->lpBitsPrev = oldout;
1476 pc->lpBitsOut = oldprev;
1477
1478 TRACE("returning: %p, compressed frame size %lu\n", icComp->lpOutput, *plSize);
1479 return icComp->lpOutput;
1480 }
1481 return NULL;
1482 }
1483
1484 static void clear_compvars(PCOMPVARS pc)
1485 {
1486 heap_free(pc->lpbiIn);
1487 heap_free(pc->lpBitsPrev);
1488 heap_free(pc->lpBitsOut);
1489 heap_free(pc->lpState);
1490 pc->lpbiIn = pc->lpBitsPrev = pc->lpBitsOut = pc->lpState = NULL;
1491 if (pc->dwFlags & 0x80000000)
1492 {
1493 heap_free(pc->lpbiOut);
1494 pc->lpbiOut = NULL;
1495 pc->dwFlags &= ~0x80000000;
1496 }
1497 }
1498
1499 /***********************************************************************
1500 * ICSeqCompressFrameEnd [MSVFW32.@]
1501 */
1502 void VFWAPI ICSeqCompressFrameEnd(PCOMPVARS pc)
1503 {
1504 TRACE("(%p)\n", pc);
1505 ICSendMessage(pc->hic, ICM_COMPRESS_END, 0, 0);
1506 clear_compvars(pc);
1507 }
1508
1509 static BITMAPINFO *copy_bitmapinfo(const BITMAPINFO *src)
1510 {
1511 int num_colors;
1512 unsigned int size;
1513 BITMAPINFO *dst;
1514
1515 if (src->bmiHeader.biClrUsed)
1516 num_colors = min(src->bmiHeader.biClrUsed, 256);
1517 else
1518 num_colors = src->bmiHeader.biBitCount > 8 ? 0 : 1 << src->bmiHeader.biBitCount;
1519
1520 size = FIELD_OFFSET(BITMAPINFO, bmiColors[num_colors]);
1521 if (src->bmiHeader.biCompression == BI_BITFIELDS)
1522 size += 3 * sizeof(DWORD);
1523
1524 if (!(dst = heap_alloc(size)))
1525 return NULL;
1526
1527 memcpy(dst, src, size);
1528 return dst;
1529 }
1530
1531 /***********************************************************************
1532 * ICSeqCompressFrameStart [MSVFW32.@]
1533 */
1534 BOOL VFWAPI ICSeqCompressFrameStart(PCOMPVARS pc, LPBITMAPINFO lpbiIn)
1535 {
1536 /* I'm ignoring bmiColors as I don't know what to do with it,
1537 * it doesn't appear to be used though
1538 */
1539 DWORD ret;
1540 ICCOMPRESS* icComp;
1541
1542 if (!(pc->lpbiIn = copy_bitmapinfo(lpbiIn)))
1543 return FALSE;
1544
1545 if (!(pc->lpState = heap_alloc(sizeof(ICCOMPRESS) + sizeof(*icComp->lpckid) + sizeof(*icComp->lpdwFlags))))
1546 goto error;
1547
1548 pc->cbState = sizeof(ICCOMPRESS);
1549
1550 if (!pc->lpbiOut)
1551 {
1552 /* Ask compressor for needed header size */
1553 int size = ICSendMessage(pc->hic, ICM_COMPRESS_GET_FORMAT,
1554 (DWORD_PTR)pc->lpbiIn, 0);
1555 if (size <= 0)
1556 goto error;
1557
1558 if (!(pc->lpbiOut = heap_alloc_zero(size)))
1559 goto error;
1560 /* Flag to show that we allocated lpbiOut for proper cleanup */
1561 pc->dwFlags |= 0x80000000;
1562
1563 ret = ICSendMessage(pc->hic, ICM_COMPRESS_GET_FORMAT,
1564 (DWORD_PTR)pc->lpbiIn, (DWORD_PTR)pc->lpbiOut);
1565 if (ret != ICERR_OK)
1566 {
1567 ERR("Could not get output format from compressor\n");
1568 goto error;
1569 }
1570 if (!pc->lpbiOut->bmiHeader.biSizeImage)
1571 {
1572 /* If we can't know the output frame size for sure at least allocate
1573 * the same size of the input frame and also at least 8Kb to be sure
1574 * that poor compressors will have enough memory to work if the input
1575 * frame is too small.
1576 */
1577 pc->lpbiOut->bmiHeader.biSizeImage = max(8192, pc->lpbiIn->bmiHeader.biSizeImage);
1578 ERR("Bad codec! Invalid output frame size, guessing from input\n");
1579 }
1580 }
1581
1582 TRACE("Input: %lux%lu, fcc %s, bpp %u, size %lu\n",
1583 pc->lpbiIn->bmiHeader.biWidth, pc->lpbiIn->bmiHeader.biHeight,
1584 wine_dbgstr_fcc(pc->lpbiIn->bmiHeader.biCompression),
1585 pc->lpbiIn->bmiHeader.biBitCount,
1586 pc->lpbiIn->bmiHeader.biSizeImage);
1587 TRACE("Output: %lux%lu, fcc %s, bpp %u, size %lu\n",
1588 pc->lpbiOut->bmiHeader.biWidth, pc->lpbiOut->bmiHeader.biHeight,
1589 wine_dbgstr_fcc(pc->lpbiOut->bmiHeader.biCompression),
1590 pc->lpbiOut->bmiHeader.biBitCount,
1591 pc->lpbiOut->bmiHeader.biSizeImage);
1592
1593 /* Buffer for compressed frame data */
1594 if (!(pc->lpBitsOut = heap_alloc(pc->lpbiOut->bmiHeader.biSizeImage)))
1595 goto error;
1596
1597 /* Buffer for previous compressed frame data */
1598 if (!(pc->lpBitsPrev = heap_alloc(pc->lpbiOut->bmiHeader.biSizeImage)))
1599 goto error;
1600
1601 TRACE("Compvars:\n"
1602 "\tsize: %lu\n"
1603 "\tflags: 0x%lx\n"
1604 "\thic: %p\n"
1605 "\ttype: %s\n"
1606 "\thandler: %s\n"
1607 "\tin/out: %p/%p\n"
1608 "\tkey/data/quality: %li/%li/%li\n",
1609 pc->cbSize, pc->dwFlags, pc->hic, wine_dbgstr_fcc(pc->fccType),
1610 wine_dbgstr_fcc(pc->fccHandler), pc->lpbiIn, pc->lpbiOut, pc->lKey,
1611 pc->lDataRate, pc->lQ);
1612
1613 ret = ICSendMessage(pc->hic, ICM_COMPRESS_BEGIN, (DWORD_PTR)pc->lpbiIn, (DWORD_PTR)pc->lpbiOut);
1614 if (ret == ICERR_OK)
1615 {
1616 icComp = pc->lpState;
1617 /* Initialise some variables */
1618 pc->lFrame = 0; pc->lKeyCount = 0;
1619
1620 icComp->lpbiOutput = &pc->lpbiOut->bmiHeader;
1621 icComp->lpbiInput = &pc->lpbiIn->bmiHeader;
1622 icComp->lpckid = (DWORD *)(icComp + 1);
1623 *icComp->lpckid = 0;
1624 icComp->lpdwFlags = (DWORD *)((char *)(icComp + 1) + sizeof(*icComp->lpckid));
1625 *icComp->lpdwFlags = 0;
1626 icComp->dwFrameSize = 0;
1627 icComp->dwQuality = pc->lQ;
1628 icComp->lpbiPrev = &pc->lpbiIn->bmiHeader;
1629 return TRUE;
1630 }
1631 error:
1632 clear_compvars(pc);
1633 return FALSE;
1634 }
1635
1636 /***********************************************************************
1637 * GetFileNamePreview [MSVFW32.@]
1638 */
1639 static BOOL GetFileNamePreview(LPVOID lpofn,BOOL bSave,BOOL bUnicode)
1640 {
1641 CHAR szFunctionName[20];
1642 BOOL (*fnGetFileName)(LPVOID);
1643 HMODULE hComdlg32;
1644 BOOL ret;
1645
1646 FIXME("(%p,%d,%d), semi-stub!\n",lpofn,bSave,bUnicode);
1647
1648 lstrcpyA(szFunctionName, (bSave ? "GetSaveFileName" : "GetOpenFileName"));
1649 lstrcatA(szFunctionName, (bUnicode ? "W" : "A"));
1650
1651 hComdlg32 = LoadLibraryA("COMDLG32.DLL");
1652 if (hComdlg32 == NULL)
1653 return FALSE;
1654
1655 fnGetFileName = (LPVOID)GetProcAddress(hComdlg32, szFunctionName);
1656 if (fnGetFileName == NULL)
1657 {
1658 FreeLibrary(hComdlg32);
1659 return FALSE;
1660 }
1661
1662 /* FIXME: need to add OFN_ENABLEHOOK and our own handler */
1663 ret = fnGetFileName(lpofn);
1664
1665 FreeLibrary(hComdlg32);
1666 return ret;
1667 }
1668
1669 /***********************************************************************
1670 * GetOpenFileNamePreviewA [MSVFW32.@]
1671 */
1672 BOOL WINAPI GetOpenFileNamePreviewA(LPOPENFILENAMEA lpofn)
1673 {
1674 FIXME("(%p), semi-stub!\n", lpofn);
1675
1676 return GetFileNamePreview(lpofn, FALSE, FALSE);
1677 }
1678
1679 /***********************************************************************
1680 * GetOpenFileNamePreviewW [MSVFW32.@]
1681 */
1682 BOOL WINAPI GetOpenFileNamePreviewW(LPOPENFILENAMEW lpofn)
1683 {
1684 FIXME("(%p), semi-stub!\n", lpofn);
1685
1686 return GetFileNamePreview(lpofn, FALSE, TRUE);
1687 }
1688
1689 /***********************************************************************
1690 * GetSaveFileNamePreviewA [MSVFW32.@]
1691 */
1692 BOOL WINAPI GetSaveFileNamePreviewA(LPOPENFILENAMEA lpofn)
1693 {
1694 FIXME("(%p), semi-stub!\n", lpofn);
1695
1696 return GetFileNamePreview(lpofn, TRUE, FALSE);
1697 }
1698
1699 /***********************************************************************
1700 * GetSaveFileNamePreviewW [MSVFW32.@]
1701 */
1702 BOOL WINAPI GetSaveFileNamePreviewW(LPOPENFILENAMEW lpofn)
1703 {
1704 FIXME("(%p), semi-stub!\n", lpofn);
1705
1706 return GetFileNamePreview(lpofn, TRUE, TRUE);
1707 }
Windows API implementation