dlls/msvfw32/msvideo_main.c

   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 "winuser.h"
  39 #include "commdlg.h"
  40 #include "vfw.h"
  41 #include "msvideo_private.h"
  42 #include "wine/debug.h"
  43
  44 /* Drivers32 settings */
  45 #define HKLM_DRIVERS32 "Software\\Microsoft\\Windows NT\\CurrentVersion\\Drivers32"
  46
  47 WINE_DEFAULT_DEBUG_CHANNEL(msvideo);
  48
  49 static inline const char *wine_dbgstr_fcc( DWORD fcc )
  50 {
  51     return wine_dbg_sprintf("%c%c%c%c",
  52                             LOBYTE(LOWORD(fcc)), HIBYTE(LOWORD(fcc)),
  53                             LOBYTE(HIWORD(fcc)), HIBYTE(HIWORD(fcc)));
  54 }
  55
  56 static WINE_HIC*        MSVIDEO_FirstHic /* = NULL */;
  57
  58 typedef struct _reg_driver reg_driver;
  59 struct _reg_driver
  60 {
  61     DWORD       fccType;
  62     DWORD       fccHandler;
  63     DRIVERPROC  proc;
  64     LPWSTR      name;
  65     reg_driver* next;
  66 };
  67
  68 static reg_driver* reg_driver_list = NULL;
  69
  70 /* This one is a macro such that it works for both ASCII and Unicode */
  71 #define fourcc_to_string(str, fcc) do { \
  72         (str)[0] = LOBYTE(LOWORD(fcc)); \
  73         (str)[1] = HIBYTE(LOWORD(fcc)); \
  74         (str)[2] = LOBYTE(HIWORD(fcc)); \
  75         (str)[3] = HIBYTE(HIWORD(fcc)); \
  76         } while(0)
  77
  78 HMODULE MSVFW32_hModule;
  79
  80 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
  81 {
  82     TRACE("%p,%x,%p\n", hinst, reason, reserved);
  83
  84     switch(reason)
  85     {
  86         case DLL_PROCESS_ATTACH:
  87             DisableThreadLibraryCalls(hinst);
  88             MSVFW32_hModule = hinst;
  89             break;
  90     }
  91     return TRUE;
  92 }
  93
  94 /******************************************************************
  95  *              MSVIDEO_SendMessage
  96  *
  97  *
  98  */
  99 static LRESULT MSVIDEO_SendMessage(WINE_HIC* whic, UINT msg, DWORD_PTR lParam1, DWORD_PTR lParam2)
 100 {
 101     LRESULT     ret;
 102
 103 #define XX(x) case x: TRACE("(%p,"#x",0x%08lx,0x%08lx)\n",whic,lParam1,lParam2); break
 104
 105     switch (msg) {
 106         /* DRV_* */
 107         XX(DRV_LOAD);
 108         XX(DRV_ENABLE);
 109         XX(DRV_OPEN);
 110         XX(DRV_CLOSE);
 111         XX(DRV_DISABLE);
 112         XX(DRV_FREE);
 113         /* ICM_RESERVED+X */
 114         XX(ICM_ABOUT);
 115         XX(ICM_CONFIGURE);
 116         XX(ICM_GET);
 117         XX(ICM_GETINFO);
 118         XX(ICM_GETDEFAULTQUALITY);
 119         XX(ICM_GETQUALITY);
 120         XX(ICM_GETSTATE);
 121         XX(ICM_SETQUALITY);
 122         XX(ICM_SET);
 123         XX(ICM_SETSTATE);
 124         /* ICM_USER+X */
 125         XX(ICM_COMPRESS_FRAMES_INFO);
 126         XX(ICM_COMPRESS_GET_FORMAT);
 127         XX(ICM_COMPRESS_GET_SIZE);
 128         XX(ICM_COMPRESS_QUERY);
 129         XX(ICM_COMPRESS_BEGIN);
 130         XX(ICM_COMPRESS);
 131         XX(ICM_COMPRESS_END);
 132         XX(ICM_DECOMPRESS_GET_FORMAT);
 133         XX(ICM_DECOMPRESS_QUERY);
 134         XX(ICM_DECOMPRESS_BEGIN);
 135         XX(ICM_DECOMPRESS);
 136         XX(ICM_DECOMPRESS_END);
 137         XX(ICM_DECOMPRESS_SET_PALETTE);
 138         XX(ICM_DECOMPRESS_GET_PALETTE);
 139         XX(ICM_DRAW_QUERY);
 140         XX(ICM_DRAW_BEGIN);
 141         XX(ICM_DRAW_GET_PALETTE);
 142         XX(ICM_DRAW_START);
 143         XX(ICM_DRAW_STOP);
 144         XX(ICM_DRAW_END);
 145         XX(ICM_DRAW_GETTIME);
 146         XX(ICM_DRAW);
 147         XX(ICM_DRAW_WINDOW);
 148         XX(ICM_DRAW_SETTIME);
 149         XX(ICM_DRAW_REALIZE);
 150         XX(ICM_DRAW_FLUSH);
 151         XX(ICM_DRAW_RENDERBUFFER);
 152         XX(ICM_DRAW_START_PLAY);
 153         XX(ICM_DRAW_STOP_PLAY);
 154         XX(ICM_DRAW_SUGGESTFORMAT);
 155         XX(ICM_DRAW_CHANGEPALETTE);
 156         XX(ICM_GETBUFFERSWANTED);
 157         XX(ICM_GETDEFAULTKEYFRAMERATE);
 158         XX(ICM_DECOMPRESSEX_BEGIN);
 159         XX(ICM_DECOMPRESSEX_QUERY);
 160         XX(ICM_DECOMPRESSEX);
 161         XX(ICM_DECOMPRESSEX_END);
 162         XX(ICM_SET_STATUS_PROC);
 163     default:
 164         FIXME("(%p,0x%08x,0x%08lx,0x%08lx) unknown message\n",whic,msg,lParam1,lParam2);
 165     }
 166
 167 #undef XX
 168
 169     if (whic->driverproc) {
 170         /* dwDriverId parameter is the value returned by the DRV_OPEN */
 171         ret = whic->driverproc(whic->driverId, whic->hdrv, msg, lParam1, lParam2);
 172     } else {
 173         ret = SendDriverMessage(whic->hdrv, msg, lParam1, lParam2);
 174     }
 175
 176     TRACE("     -> 0x%08lx\n", ret);
 177     return ret;
 178 }
 179
 180 static int compare_fourcc(DWORD fcc1, DWORD fcc2)
 181 {
 182   char fcc_str1[4];
 183   char fcc_str2[4];
 184   fourcc_to_string(fcc_str1, fcc1);
 185   fourcc_to_string(fcc_str2, fcc2);
 186   return strncasecmp(fcc_str1, fcc_str2, 4);
 187 }
 188
 189 typedef BOOL (*enum_handler_t)(const char*, unsigned int, void*);
 190
 191 static BOOL enum_drivers(DWORD fccType, enum_handler_t handler, void* param)
 192 {
 193     CHAR buf[2048], fccTypeStr[5], *s;
 194     DWORD i, cnt = 0, lRet;
 195     BOOL result = FALSE;
 196     HKEY hKey;
 197
 198     fourcc_to_string(fccTypeStr, fccType);
 199     fccTypeStr[4] = '.';
 200
 201     /* first, go through the registry entries */
 202     lRet = RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_QUERY_VALUE, &hKey);
 203     if (lRet == ERROR_SUCCESS)
 204     {
 205         DWORD name, data, type;
 206         i = 0;
 207         for (;;)
 208         {
 209             name = 10;
 210             data = sizeof buf - name;
 211             lRet = RegEnumValueA(hKey, i++, buf, &name, 0, &type, (LPBYTE)(buf+name), &data);
 212             if (lRet == ERROR_NO_MORE_ITEMS) break;
 213             if (lRet != ERROR_SUCCESS) continue;
 214             if (name != 9 || strncasecmp(buf, fccTypeStr, 5)) continue;
 215             buf[name] = '=';
 216             if ((result = handler(buf, cnt++, param))) break;
 217         }
 218         RegCloseKey( hKey );
 219     }
 220     if (result) return result;
 221
 222     /* if that didn't work, go through the values in system.ini */
 223     if (GetPrivateProfileSectionA("drivers32", buf, sizeof(buf), "system.ini"))
 224     {
 225         for (s = buf; *s; s += strlen(s) + 1)
 226         {
 227             TRACE("got %s\n", s);
 228             if (strncasecmp(s, fccTypeStr, 5) || s[9] != '=') continue;
 229             if ((result = handler(s, cnt++, param))) break;
 230         }
 231     }
 232
 233     return result;
 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 static BOOL ICInfo_enum_handler(const char *drv, unsigned int nr, void *param)
 261 {
 262     ICINFO *lpicinfo = param;
 263     DWORD fccHandler = mmioStringToFOURCCA(drv + 5, 0);
 264
 265     /* exact match of fccHandler or nth driver found */
 266     if ((lpicinfo->fccHandler != nr) && (lpicinfo->fccHandler != fccHandler))
 267         return FALSE;
 268
 269     lpicinfo->fccHandler = fccHandler;
 270     lpicinfo->dwFlags = 0;
 271     lpicinfo->dwVersion = 0;
 272     lpicinfo->dwVersionICM = ICVERSION;
 273     lpicinfo->szName[0] = 0;
 274     lpicinfo->szDescription[0] = 0;
 275     MultiByteToWideChar(CP_ACP, 0, drv + 10, -1, lpicinfo->szDriver,
 276                         sizeof(lpicinfo->szDriver)/sizeof(WCHAR));
 277
 278     return TRUE;
 279 }
 280
 281 /***********************************************************************
 282  *              ICInfo                          [MSVFW32.@]
 283  * Get information about an installable compressor. Return TRUE if there
 284  * is one.
 285  *
 286  * PARAMS
 287  *   fccType     [I] type of compressor (e.g. 'vidc')
 288  *   fccHandler  [I] real fcc for handler or <n>th compressor
 289  *   lpicinfo    [O] information about compressor
 290  */
 291 BOOL VFWAPI ICInfo( DWORD fccType, DWORD fccHandler, ICINFO *lpicinfo)
 292 {
 293     TRACE("(%s,%s/%08x,%p)\n",
 294           wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), fccHandler, lpicinfo);
 295
 296     lpicinfo->fccType = fccType;
 297     lpicinfo->fccHandler = fccHandler;
 298     return enum_drivers(fccType, ICInfo_enum_handler, lpicinfo);
 299 }
 300
 301 static DWORD IC_HandleRef = 1;
 302
 303 /***********************************************************************
 304  *              ICInstall                       [MSVFW32.@]
 305  */
 306 BOOL VFWAPI ICInstall(DWORD fccType, DWORD fccHandler, LPARAM lParam, LPSTR szDesc, UINT wFlags)
 307 {
 308     reg_driver* driver;
 309     unsigned len;
 310
 311     TRACE("(%s,%s,%p,%p,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), (void*)lParam, szDesc, wFlags);
 312
 313     /* Check if a driver is already registered */
 314     for (driver = reg_driver_list; driver; driver = driver->next)
 315     {
 316         if (!compare_fourcc(fccType, driver->fccType) &&
 317             !compare_fourcc(fccHandler, driver->fccHandler))
 318             break;
 319     }
 320     if (driver) return FALSE;
 321
 322     /* Register the driver */
 323     driver = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(reg_driver));
 324     if (!driver) goto oom;
 325     driver->fccType = fccType;
 326     driver->fccHandler = fccHandler;
 327
 328     switch(wFlags)
 329     {
 330     case ICINSTALL_FUNCTION:
 331         driver->proc = (DRIVERPROC)lParam;
 332         driver->name = NULL;
 333         break;
 334     case ICINSTALL_DRIVER:
 335         driver->proc = NULL;
 336         len = MultiByteToWideChar(CP_ACP, 0, (char*)lParam, -1, NULL, 0);
 337         driver->name = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 338         if (!driver->name) goto oom;
 339         MultiByteToWideChar(CP_ACP, 0, (char*)lParam, -1, driver->name, len);
 340         break;
 341     default:
 342         ERR("Invalid flags!\n");
 343         HeapFree(GetProcessHeap(), 0, driver);
 344         return FALSE;
 345    }
 346
 347    /* Insert our driver in the list*/
 348    driver->next = reg_driver_list;
 349    reg_driver_list = driver;
 350
 351    return TRUE;
 352 oom:
 353    HeapFree(GetProcessHeap(), 0, driver);
 354    return FALSE;
 355 }
 356
 357 /***********************************************************************
 358  *              ICRemove                        [MSVFW32.@]
 359  */
 360 BOOL VFWAPI ICRemove(DWORD fccType, DWORD fccHandler, UINT wFlags)
 361 {
 362     reg_driver** pdriver;
 363     reg_driver*  drv;
 364
 365     TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wFlags);
 366
 367     /* Check if a driver is already registered */
 368     for (pdriver = &reg_driver_list; *pdriver; pdriver = &(*pdriver)->next)
 369     {
 370         if (!compare_fourcc(fccType, (*pdriver)->fccType) &&
 371             !compare_fourcc(fccHandler, (*pdriver)->fccHandler))
 372             break;
 373     }
 374     if (!*pdriver)
 375         return FALSE;
 376
 377     /* Remove the driver from the list */
 378     drv = *pdriver;
 379     *pdriver = (*pdriver)->next;
 380     HeapFree(GetProcessHeap(), 0, drv->name);
 381     HeapFree(GetProcessHeap(), 0, drv);
 382
 383     return TRUE;
 384 }
 385
 386
 387 /***********************************************************************
 388  *              ICOpen                          [MSVFW32.@]
 389  * Opens an installable compressor. Return special handle.
 390  */
 391 HIC VFWAPI ICOpen(DWORD fccType, DWORD fccHandler, UINT wMode)
 392 {
 393     WCHAR               codecname[10];
 394     ICOPEN              icopen;
 395     HDRVR               hdrv;
 396     WINE_HIC*           whic;
 397     BOOL                bIs16;
 398     static const WCHAR  drv32W[] = {'d','r','i','v','e','r','s','3','2','\0'};
 399     reg_driver*         driver;
 400
 401     TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode);
 402
 403     /* Check if there is a registered driver that matches */
 404     driver = reg_driver_list;
 405     while(driver)
 406         if (!compare_fourcc(fccType, driver->fccType) &&
 407             !compare_fourcc(fccHandler, driver->fccHandler))
 408             break;
 409         else
 410             driver = driver->next;
 411
 412     if (driver && driver->proc)
 413         /* The driver has been registered at runtime with its driverproc */
 414         return ICOpenFunction(fccType, fccHandler, wMode, driver->proc);
 415
 416     /* Well, lParam2 is in fact a LPVIDEO_OPEN_PARMS, but it has the
 417      * same layout as ICOPEN
 418      */
 419     icopen.dwSize               = sizeof(ICOPEN);
 420     icopen.fccType              = fccType;
 421     icopen.fccHandler           = fccHandler;
 422     icopen.dwVersion            = 0x00001000; /* FIXME */
 423     icopen.dwFlags              = wMode;
 424     icopen.dwError              = 0;
 425     icopen.pV1Reserved          = NULL;
 426     icopen.pV2Reserved          = NULL;
 427     icopen.dnDevNode            = 0; /* FIXME */
 428
 429     if (!driver) {
 430         /* The driver is registered in the registry */
 431         fourcc_to_string(codecname, fccType);
 432         codecname[4] = '.';
 433         fourcc_to_string(codecname + 5, fccHandler);
 434         codecname[9] = '\0';
 435
 436         hdrv = OpenDriver(codecname, drv32W, (LPARAM)&icopen);
 437         if (!hdrv)
 438             return 0;
 439     } else {
 440         /* The driver has been registered at runtime with its name */
 441         hdrv = OpenDriver(driver->name, NULL, (LPARAM)&icopen);
 442         if (!hdrv)
 443             return 0;
 444     }
 445     bIs16 = GetDriverFlags(hdrv) & 0x10000000; /* undocumented flag: WINE_GDF_16BIT */
 446
 447     if (bIs16)
 448     {
 449         FIXME("Got a 16 bit driver, but no 16 bit support in msvfw\n");
 450         CloseDriver(hdrv, 0, 0);
 451         return 0;
 452     }
 453     whic = HeapAlloc(GetProcessHeap(), 0, sizeof(WINE_HIC));
 454     if (!whic)
 455     {
 456         CloseDriver(hdrv, 0, 0);
 457         return FALSE;
 458     }
 459     whic->hdrv          = hdrv;
 460     whic->driverproc    = NULL;
 461     whic->type          = fccType;
 462     whic->handler       = fccHandler;
 463     while (MSVIDEO_GetHicPtr((HIC)(ULONG_PTR)IC_HandleRef) != NULL) IC_HandleRef++;
 464     whic->hic           = (HIC)(ULONG_PTR)IC_HandleRef++;
 465     whic->next          = MSVIDEO_FirstHic;
 466     MSVIDEO_FirstHic = whic;
 467
 468     TRACE("=> %p\n", whic->hic);
 469     return whic->hic;
 470 }
 471
 472 /***********************************************************************
 473  *              ICOpenFunction                  [MSVFW32.@]
 474  */
 475 HIC VFWAPI ICOpenFunction(DWORD fccType, DWORD fccHandler, UINT wMode, FARPROC lpfnHandler)
 476 {
 477     ICOPEN      icopen;
 478     WINE_HIC*   whic;
 479
 480     TRACE("(%s,%s,%d,%p)\n",
 481           wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode, lpfnHandler);
 482
 483     icopen.dwSize               = sizeof(ICOPEN);
 484     icopen.fccType              = fccType;
 485     icopen.fccHandler           = fccHandler;
 486     icopen.dwVersion            = ICVERSION;
 487     icopen.dwFlags              = wMode;
 488     icopen.dwError              = 0;
 489     icopen.pV1Reserved          = NULL;
 490     icopen.pV2Reserved          = NULL;
 491     icopen.dnDevNode            = 0; /* FIXME */
 492
 493     whic = HeapAlloc(GetProcessHeap(), 0, sizeof(WINE_HIC));
 494     if (!whic) return 0;
 495
 496     whic->driverproc   = lpfnHandler;
 497     while (MSVIDEO_GetHicPtr((HIC)(ULONG_PTR)IC_HandleRef) != NULL) IC_HandleRef++;
 498     whic->hic          = (HIC)(ULONG_PTR)IC_HandleRef++;
 499     whic->next         = MSVIDEO_FirstHic;
 500     MSVIDEO_FirstHic = whic;
 501
 502     /* Now try opening/loading the driver. Taken from DRIVER_AddToList */
 503     /* What if the function is used more than once? */
 504
 505     if (MSVIDEO_SendMessage(whic, DRV_LOAD, 0L, 0L) != DRV_SUCCESS)
 506     {
 507         WARN("DRV_LOAD failed for hic %p\n", whic->hic);
 508         MSVIDEO_FirstHic = whic->next;
 509         HeapFree(GetProcessHeap(), 0, whic);
 510         return 0;
 511     }
 512     /* return value is not checked */
 513     MSVIDEO_SendMessage(whic, DRV_ENABLE, 0L, 0L);
 514
 515     whic->driverId = (DWORD)MSVIDEO_SendMessage(whic, DRV_OPEN, 0, (DWORD_PTR)&icopen);
 516     /* FIXME: What should we put here? */
 517     whic->hdrv = NULL;
 518
 519     if (whic->driverId == 0)
 520     {
 521         WARN("DRV_OPEN failed for hic %p\n", whic->hic);
 522         MSVIDEO_FirstHic = whic->next;
 523         HeapFree(GetProcessHeap(), 0, whic);
 524         return 0;
 525     }
 526
 527     TRACE("=> %p\n", whic->hic);
 528     return whic->hic;
 529 }
 530
 531 /***********************************************************************
 532  *              ICGetInfo                       [MSVFW32.@]
 533  */
 534 LRESULT VFWAPI ICGetInfo(HIC hic, ICINFO *picinfo, DWORD cb)
 535 {
 536     LRESULT     ret;
 537     WINE_HIC*   whic = MSVIDEO_GetHicPtr(hic);
 538
 539     TRACE("(%p,%p,%d)\n", hic, picinfo, cb);
 540
 541     whic = MSVIDEO_GetHicPtr(hic);
 542     if (!whic) return ICERR_BADHANDLE;
 543     if (!picinfo) return MMSYSERR_INVALPARAM;
 544
 545     /* (WS) The field szDriver should be initialized because the driver
 546      * is not obliged and often will not do it. Some applications, like
 547      * VirtualDub, rely on this field and will occasionally crash if it
 548      * goes uninitialized.
 549      */
 550     if (cb >= sizeof(ICINFO)) picinfo->szDriver[0] = '\0';
 551
 552     ret = ICSendMessage(hic, ICM_GETINFO, (DWORD_PTR)picinfo, cb);
 553
 554     /* (WS) When szDriver was not supplied by the driver itself, apparently
 555      * Windows will set its value equal to the driver file name. This can
 556      * be obtained from the registry as we do here.
 557      */
 558     if (cb >= sizeof(ICINFO) && picinfo->szDriver[0] == 0)
 559     {
 560         ICINFO  ii;
 561
 562         memset(&ii, 0, sizeof(ii));
 563         ii.dwSize = sizeof(ii);
 564         ICInfo(picinfo->fccType, picinfo->fccHandler, &ii);
 565         lstrcpyW(picinfo->szDriver, ii.szDriver);
 566     }
 567
 568     TRACE("     -> 0x%08lx\n", ret);
 569     return ret;
 570 }
 571
 572 typedef struct {
 573     DWORD fccType;
 574     DWORD fccHandler;
 575     LPBITMAPINFOHEADER lpbiIn;
 576     LPBITMAPINFOHEADER lpbiOut;
 577     WORD wMode;
 578     DWORD querymsg;
 579     HIC hic;
 580 } driver_info_t;
 581
 582 static HIC try_driver(driver_info_t *info)
 583 {
 584     HIC   hic;
 585
 586     if ((hic = ICOpen(info->fccType, info->fccHandler, info->wMode)))
 587     {
 588         if (!ICSendMessage(hic, info->querymsg, (DWORD_PTR)info->lpbiIn, (DWORD_PTR)info->lpbiOut))
 589             return hic;
 590         ICClose(hic);
 591     }
 592     return 0;
 593 }
 594
 595 static BOOL ICLocate_enum_handler(const char *drv, unsigned int nr, void *param)
 596 {
 597     driver_info_t *info = param;
 598     info->fccHandler = mmioStringToFOURCCA(drv + 5, 0);
 599     info->hic = try_driver(info);
 600     return info->hic != 0;
 601 }
 602
 603 /***********************************************************************
 604  *              ICLocate                        [MSVFW32.@]
 605  */
 606 HIC VFWAPI ICLocate(DWORD fccType, DWORD fccHandler, LPBITMAPINFOHEADER lpbiIn,
 607                     LPBITMAPINFOHEADER lpbiOut, WORD wMode)
 608 {
 609     driver_info_t info;
 610
 611     TRACE("(%s,%s,%p,%p,0x%04x)\n",
 612           wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), lpbiIn, lpbiOut, wMode);
 613
 614     info.fccType = fccType;
 615     info.fccHandler = fccHandler;
 616     info.lpbiIn = lpbiIn;
 617     info.lpbiOut = lpbiOut;
 618     info.wMode = wMode;
 619
 620     switch (wMode)
 621     {
 622     case ICMODE_FASTCOMPRESS:
 623     case ICMODE_COMPRESS:
 624         info.querymsg = ICM_COMPRESS_QUERY;
 625         break;
 626     case ICMODE_FASTDECOMPRESS:
 627     case ICMODE_DECOMPRESS:
 628         info.querymsg = ICM_DECOMPRESS_QUERY;
 629         break;
 630     case ICMODE_DRAW:
 631         info.querymsg = ICM_DRAW_QUERY;
 632         break;
 633     default:
 634         WARN("Unknown mode (%d)\n", wMode);
 635         return 0;
 636     }
 637
 638     /* Easy case: handler/type match, we just fire a query and return */
 639     info.hic = try_driver(&info);
 640     /* If it didn't work, try each driver in turn. 32 bit codecs only. */
 641     /* FIXME: Move this to an init routine? */
 642     if (!info.hic) enum_drivers(fccType, ICLocate_enum_handler, &info);
 643
 644     if (info.hic)
 645     {
 646         TRACE("=> %p\n", info.hic);
 647         return info.hic;
 648     }
 649
 650     if (fccType == streamtypeVIDEO)
 651         return ICLocate(ICTYPE_VIDEO, fccHandler, lpbiIn, lpbiOut, wMode);
 652
 653     WARN("(%s,%s,%p,%p,0x%04x) not found!\n",
 654          wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), lpbiIn, lpbiOut, wMode);
 655     return 0;
 656 }
 657
 658 /***********************************************************************
 659  *              ICGetDisplayFormat                      [MSVFW32.@]
 660  */
 661 HIC VFWAPI ICGetDisplayFormat(
 662         HIC hic,LPBITMAPINFOHEADER lpbiIn,LPBITMAPINFOHEADER lpbiOut,
 663         INT depth,INT dx,INT dy)
 664 {
 665         HIC     tmphic = hic;
 666
 667         TRACE("(%p,%p,%p,%d,%d,%d)!\n",hic,lpbiIn,lpbiOut,depth,dx,dy);
 668
 669         if (!tmphic) {
 670                 tmphic=ICLocate(ICTYPE_VIDEO,0,lpbiIn,NULL,ICMODE_DECOMPRESS);
 671                 if (!tmphic)
 672                         return tmphic;
 673         }
 674         if ((dy == lpbiIn->biHeight) && (dx == lpbiIn->biWidth))
 675                 dy = dx = 0; /* no resize needed */
 676
 677         /* Can we decompress it ? */
 678         if (ICDecompressQuery(tmphic,lpbiIn,NULL) != 0)
 679                 goto errout; /* no, sorry */
 680
 681         ICSendMessage(tmphic, ICM_DECOMPRESS_GET_FORMAT, (DWORD_PTR)lpbiIn, (DWORD_PTR)lpbiOut);
 682
 683         if (lpbiOut->biCompression != 0) {
 684            FIXME("Ooch, how come decompressor outputs compressed data (%d)??\n",
 685                          lpbiOut->biCompression);
 686         }
 687         if (lpbiOut->biSize < sizeof(*lpbiOut)) {
 688            FIXME("Ooch, size of output BIH is too small (%d)\n",
 689                          lpbiOut->biSize);
 690            lpbiOut->biSize = sizeof(*lpbiOut);
 691         }
 692         if (!depth) {
 693                 HDC     hdc;
 694
 695                 hdc = GetDC(0);
 696                 depth = GetDeviceCaps(hdc,BITSPIXEL)*GetDeviceCaps(hdc,PLANES);
 697                 ReleaseDC(0,hdc);
 698                 if (depth==15)  depth = 16;
 699                 if (depth<8)    depth =  8;
 700         }
 701         if (lpbiIn->biBitCount == 8)
 702                 depth = 8;
 703
 704         TRACE("=> %p\n", tmphic);
 705         return tmphic;
 706 errout:
 707         if (hic!=tmphic)
 708                 ICClose(tmphic);
 709
 710         TRACE("=> 0\n");
 711         return 0;
 712 }
 713
 714 /***********************************************************************
 715  *              ICCompress                      [MSVFW32.@]
 716  */
 717 DWORD VFWAPIV
 718 ICCompress(
 719         HIC hic,DWORD dwFlags,LPBITMAPINFOHEADER lpbiOutput,LPVOID lpData,
 720         LPBITMAPINFOHEADER lpbiInput,LPVOID lpBits,LPDWORD lpckid,
 721         LPDWORD lpdwFlags,LONG lFrameNum,DWORD dwFrameSize,DWORD dwQuality,
 722         LPBITMAPINFOHEADER lpbiPrev,LPVOID lpPrev)
 723 {
 724         ICCOMPRESS      iccmp;
 725
 726         TRACE("(%p,%d,%p,%p,%p,%p,...)\n",hic,dwFlags,lpbiOutput,lpData,lpbiInput,lpBits);
 727
 728         iccmp.dwFlags           = dwFlags;
 729
 730         iccmp.lpbiOutput        = lpbiOutput;
 731         iccmp.lpOutput          = lpData;
 732         iccmp.lpbiInput         = lpbiInput;
 733         iccmp.lpInput           = lpBits;
 734
 735         iccmp.lpckid            = lpckid;
 736         iccmp.lpdwFlags         = lpdwFlags;
 737         iccmp.lFrameNum         = lFrameNum;
 738         iccmp.dwFrameSize       = dwFrameSize;
 739         iccmp.dwQuality         = dwQuality;
 740         iccmp.lpbiPrev          = lpbiPrev;
 741         iccmp.lpPrev            = lpPrev;
 742         return ICSendMessage(hic,ICM_COMPRESS,(DWORD_PTR)&iccmp,sizeof(iccmp));
 743 }
 744
 745 /***********************************************************************
 746  *              ICDecompress                    [MSVFW32.@]
 747  */
 748 DWORD VFWAPIV  ICDecompress(HIC hic,DWORD dwFlags,LPBITMAPINFOHEADER lpbiFormat,
 749                                 LPVOID lpData,LPBITMAPINFOHEADER lpbi,LPVOID lpBits)
 750 {
 751         ICDECOMPRESS    icd;
 752         DWORD ret;
 753
 754         TRACE("(%p,%d,%p,%p,%p,%p)\n",hic,dwFlags,lpbiFormat,lpData,lpbi,lpBits);
 755
 756         icd.dwFlags     = dwFlags;
 757         icd.lpbiInput   = lpbiFormat;
 758         icd.lpInput     = lpData;
 759
 760         icd.lpbiOutput  = lpbi;
 761         icd.lpOutput    = lpBits;
 762         icd.ckid        = 0;
 763         ret = ICSendMessage(hic,ICM_DECOMPRESS,(DWORD_PTR)&icd,sizeof(ICDECOMPRESS));
 764
 765         TRACE("-> %d\n",ret);
 766
 767         return ret;
 768 }
 769
 770
 771 struct choose_compressor
 772 {
 773     UINT flags;
 774     LPCSTR title;
 775     COMPVARS cv;
 776 };
 777
 778 struct codec_info
 779 {
 780     HIC hic;
 781     ICINFO icinfo;
 782 };
 783
 784 static BOOL enum_compressors(HWND list, COMPVARS *pcv, BOOL enum_all)
 785 {
 786     UINT id, total = 0;
 787     ICINFO icinfo;
 788
 789     id = 0;
 790
 791     while (ICInfo(pcv->fccType, id, &icinfo))
 792     {
 793         struct codec_info *ic;
 794         DWORD idx;
 795         HIC hic;
 796
 797         id++;
 798
 799         hic = ICOpen(icinfo.fccType, icinfo.fccHandler, ICMODE_COMPRESS);
 800
 801         if (hic)
 802         {
 803             /* for unknown reason fccHandler reported by the driver
 804              * doesn't always work, use the one returned by ICInfo instead.
 805              */
 806             DWORD fccHandler = icinfo.fccHandler;
 807
 808             if (!enum_all && pcv->lpbiIn)
 809             {
 810                 if (ICCompressQuery(hic, pcv->lpbiIn, NULL) != ICERR_OK)
 811                 {
 812                     TRACE("fccHandler %s doesn't support input DIB format %d\n",
 813                           wine_dbgstr_fcc(icinfo.fccHandler), pcv->lpbiIn->bmiHeader.biCompression);
 814                     ICClose(hic);
 815                     continue;
 816                 }
 817             }
 818
 819             ICGetInfo(hic, &icinfo, sizeof(icinfo));
 820             icinfo.fccHandler = fccHandler;
 821
 822             idx = SendMessageW(list, CB_ADDSTRING, 0, (LPARAM)icinfo.szDescription);
 823
 824             ic = HeapAlloc(GetProcessHeap(), 0, sizeof(struct codec_info));
 825             ic->icinfo = icinfo;
 826             ic->hic = hic;
 827             SendMessageW(list, CB_SETITEMDATA, idx, (LPARAM)ic);
 828         }
 829         total++;
 830     }
 831
 832     return total != 0;
 833 }
 834
 835 static INT_PTR CALLBACK icm_choose_compressor_dlgproc(HWND hdlg, UINT msg, WPARAM wparam, LPARAM lparam)
 836 {
 837     switch (msg)
 838     {
 839     case WM_INITDIALOG:
 840     {
 841         struct codec_info *ic;
 842         WCHAR buf[128];
 843         struct choose_compressor *choose_comp = (struct choose_compressor *)lparam;
 844
 845         SetWindowLongPtrW(hdlg, DWLP_USER, lparam);
 846
 847         /* FIXME */
 848         choose_comp->flags &= ~(ICMF_CHOOSE_DATARATE | ICMF_CHOOSE_KEYFRAME);
 849
 850         if (choose_comp->title)
 851             SetWindowTextA(hdlg, choose_comp->title);
 852
 853         if (!(choose_comp->flags & ICMF_CHOOSE_DATARATE))
 854         {
 855             ShowWindow(GetDlgItem(hdlg, IDC_DATARATE_CHECKBOX), SW_HIDE);
 856             ShowWindow(GetDlgItem(hdlg, IDC_DATARATE), SW_HIDE);
 857             ShowWindow(GetDlgItem(hdlg, IDC_DATARATE_KB), SW_HIDE);
 858         }
 859
 860         if (!(choose_comp->flags & ICMF_CHOOSE_KEYFRAME))
 861         {
 862             ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME_CHECKBOX), SW_HIDE);
 863             ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME), SW_HIDE);
 864             ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME_FRAMES), SW_HIDE);
 865         }
 866
 867         /* FIXME */
 868         EnableWindow(GetDlgItem(hdlg, IDC_QUALITY_SCROLL), FALSE);
 869         EnableWindow(GetDlgItem(hdlg, IDC_QUALITY_TXT), FALSE);
 870
 871         /*if (!(choose_comp->flags & ICMF_CHOOSE_PREVIEW))
 872             ShowWindow(GetDlgItem(hdlg, IDC_PREVIEW), SW_HIDE);*/
 873
 874         LoadStringW(MSVFW32_hModule, IDS_FULLFRAMES, buf, 128);
 875         SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_ADDSTRING, 0, (LPARAM)buf);
 876
 877         ic = HeapAlloc(GetProcessHeap(), 0, sizeof(struct codec_info));
 878         ic->icinfo.fccType = streamtypeVIDEO;
 879         ic->icinfo.fccHandler = comptypeDIB;
 880         ic->hic = 0;
 881         SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_SETITEMDATA, 0, (LPARAM)ic);
 882
 883         enum_compressors(GetDlgItem(hdlg, IDC_COMP_LIST), &choose_comp->cv, choose_comp->flags & ICMF_CHOOSE_ALLCOMPRESSORS);
 884
 885         SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_SETCURSEL, 0, 0);
 886         SetFocus(GetDlgItem(hdlg, IDC_COMP_LIST));
 887
 888         SetWindowLongPtrW(hdlg, DWLP_USER, (ULONG_PTR)choose_comp);
 889         break;
 890     }
 891
 892     case WM_COMMAND:
 893         switch (LOWORD(wparam))
 894         {
 895         case IDC_COMP_LIST:
 896         {
 897             INT cur_sel;
 898             struct codec_info *ic;
 899             BOOL can_configure = FALSE, can_about = FALSE;
 900             struct choose_compressor *choose_comp;
 901
 902             if (HIWORD(wparam) != CBN_SELCHANGE && HIWORD(wparam) != CBN_SETFOCUS)
 903                 break;
 904
 905             choose_comp = (struct choose_compressor *)GetWindowLongPtrW(hdlg, DWLP_USER);
 906
 907             cur_sel = SendMessageW((HWND)lparam, CB_GETCURSEL, 0, 0);
 908
 909             ic = (struct codec_info *)SendMessageW((HWND)lparam, CB_GETITEMDATA, cur_sel, 0);
 910             if (ic && ic->hic)
 911             {
 912                 if (ICQueryConfigure(ic->hic) == DRVCNF_OK)
 913                     can_configure = TRUE;
 914                 if (ICQueryAbout(ic->hic) == DRVCNF_OK)
 915                     can_about = TRUE;
 916             }
 917             EnableWindow(GetDlgItem(hdlg, IDC_CONFIGURE), can_configure);
 918             EnableWindow(GetDlgItem(hdlg, IDC_ABOUT), can_about);
 919
 920             if (choose_comp->flags & ICMF_CHOOSE_DATARATE)
 921             {
 922                 /* FIXME */
 923             }
 924             if (choose_comp->flags & ICMF_CHOOSE_KEYFRAME)
 925             {
 926                 /* FIXME */
 927             }
 928
 929             break;
 930         }
 931
 932         case IDC_CONFIGURE:
 933         case IDC_ABOUT:
 934         {
 935             HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
 936             INT cur_sel;
 937             struct codec_info *ic;
 938
 939             if (HIWORD(wparam) != BN_CLICKED)
 940                 break;
 941
 942             cur_sel = SendMessageW(list, CB_GETCURSEL, 0, 0);
 943
 944             ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, cur_sel, 0);
 945             if (ic && ic->hic)
 946             {
 947                 if (LOWORD(wparam) == IDC_CONFIGURE)
 948                     ICConfigure(ic->hic, hdlg);
 949                 else
 950                     ICAbout(ic->hic, hdlg);
 951             }
 952
 953             break;
 954         }
 955
 956         case IDOK:
 957         {
 958             HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
 959             INT cur_sel;
 960             struct codec_info *ic;
 961
 962             if (HIWORD(wparam) != BN_CLICKED)
 963                 break;
 964
 965             cur_sel = SendMessageW(list, CB_GETCURSEL, 0, 0);
 966             ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, cur_sel, 0);
 967             if (ic)
 968             {
 969                 struct choose_compressor *choose_comp = (struct choose_compressor *)GetWindowLongPtrW(hdlg, DWLP_USER);
 970
 971                 choose_comp->cv.hic = ic->hic;
 972                 choose_comp->cv.fccType = ic->icinfo.fccType;
 973                 choose_comp->cv.fccHandler = ic->icinfo.fccHandler;
 974                 /* FIXME: fill everything else */
 975
 976                 /* prevent closing the codec handle below */
 977                 ic->hic = 0;
 978             }
 979         }
 980         /* fall through */
 981         case IDCANCEL:
 982         {
 983             HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
 984             INT idx = 0;
 985
 986             if (HIWORD(wparam) != BN_CLICKED)
 987                 break;
 988
 989             while (1)
 990             {
 991                 struct codec_info *ic;
 992
 993                 ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, idx++, 0);
 994
 995                 if (!ic || (LONG_PTR)ic == CB_ERR) break;
 996
 997                 if (ic->hic) ICClose(ic->hic);
 998                 HeapFree(GetProcessHeap(), 0, ic);
 999             }
1000
1001             EndDialog(hdlg, LOWORD(wparam) == IDOK);
1002             break;
1003         }
1004
1005         default:
1006             break;
1007         }
1008         break;
1009
1010     default:
1011         break;
1012     }
1013
1014     return FALSE;
1015 }
1016
1017 /***********************************************************************
1018  *              ICCompressorChoose   [MSVFW32.@]
1019  */
1020 BOOL VFWAPI ICCompressorChoose(HWND hwnd, UINT uiFlags, LPVOID pvIn,
1021                                LPVOID lpData, PCOMPVARS pc, LPSTR lpszTitle)
1022 {
1023     struct choose_compressor choose_comp;
1024     BOOL ret;
1025
1026     TRACE("(%p,%08x,%p,%p,%p,%s)\n", hwnd, uiFlags, pvIn, lpData, pc, lpszTitle);
1027
1028     if (!pc || pc->cbSize != sizeof(COMPVARS))
1029         return FALSE;
1030
1031     if (!(pc->dwFlags & ICMF_COMPVARS_VALID))
1032     {
1033         pc->dwFlags   = 0;
1034         pc->fccType   = pc->fccHandler = 0;
1035         pc->hic       = NULL;
1036         pc->lpbiIn    = NULL;
1037         pc->lpbiOut   = NULL;
1038         pc->lpBitsOut = pc->lpBitsPrev = pc->lpState = NULL;
1039         pc->lQ        = ICQUALITY_DEFAULT;
1040         pc->lKey      = -1;
1041         pc->lDataRate = 300; /* kB */
1042         pc->lpState   = NULL;
1043         pc->cbState   = 0;
1044     }
1045     if (pc->fccType == 0)
1046         pc->fccType = ICTYPE_VIDEO;
1047
1048     choose_comp.cv = *pc;
1049     choose_comp.flags = uiFlags;
1050     choose_comp.title = lpszTitle;
1051
1052     ret = DialogBoxParamW(MSVFW32_hModule, MAKEINTRESOURCEW(ICM_CHOOSE_COMPRESSOR), hwnd,
1053                           icm_choose_compressor_dlgproc, (LPARAM)&choose_comp);
1054
1055     if (ret)
1056     {
1057         *pc = choose_comp.cv;
1058         pc->dwFlags |= ICMF_COMPVARS_VALID;
1059     }
1060
1061     return ret;
1062 }
1063
1064
1065 /***********************************************************************
1066  *              ICCompressorFree   [MSVFW32.@]
1067  */
1068 void VFWAPI ICCompressorFree(PCOMPVARS pc)
1069 {
1070   TRACE("(%p)\n",pc);
1071
1072   if (pc != NULL && pc->cbSize == sizeof(COMPVARS)) {
1073     if (pc->hic != NULL) {
1074       ICClose(pc->hic);
1075       pc->hic = NULL;
1076     }
1077     HeapFree(GetProcessHeap(), 0, pc->lpbiIn);
1078     pc->lpbiIn = NULL;
1079     HeapFree(GetProcessHeap(), 0, pc->lpBitsOut);
1080     pc->lpBitsOut = NULL;
1081     HeapFree(GetProcessHeap(), 0, pc->lpBitsPrev);
1082     pc->lpBitsPrev = NULL;
1083     HeapFree(GetProcessHeap(), 0, pc->lpState);
1084     pc->lpState = NULL;
1085     pc->dwFlags = 0;
1086   }
1087 }
1088
1089 /***********************************************************************
1090  *              ICSendMessage                   [MSVFW32.@]
1091  */
1092 LRESULT VFWAPI ICSendMessage(HIC hic, UINT msg, DWORD_PTR lParam1, DWORD_PTR lParam2)
1093 {
1094     WINE_HIC*   whic = MSVIDEO_GetHicPtr(hic);
1095
1096     if (!whic) return ICERR_BADHANDLE;
1097     return MSVIDEO_SendMessage(whic, msg, lParam1, lParam2);
1098 }
1099
1100 /***********************************************************************
1101  *              ICDrawBegin             [MSVFW32.@]
1102  */
1103 DWORD VFWAPIV ICDrawBegin(
1104         HIC                hic,     /* [in] */
1105         DWORD              dwFlags, /* [in] flags */
1106         HPALETTE           hpal,    /* [in] palette to draw with */
1107         HWND               hwnd,    /* [in] window to draw to */
1108         HDC                hdc,     /* [in] HDC to draw to */
1109         INT                xDst,    /* [in] destination rectangle */
1110         INT                yDst,    /* [in] */
1111         INT                dxDst,   /* [in] */
1112         INT                dyDst,   /* [in] */
1113         LPBITMAPINFOHEADER lpbi,    /* [in] format of frame to draw */
1114         INT                xSrc,    /* [in] source rectangle */
1115         INT                ySrc,    /* [in] */
1116         INT                dxSrc,   /* [in] */
1117         INT                dySrc,   /* [in] */
1118         DWORD              dwRate,  /* [in] frames/second = (dwRate/dwScale) */
1119         DWORD              dwScale) /* [in] */
1120 {
1121
1122         ICDRAWBEGIN     icdb;
1123
1124         TRACE("(%p,%d,%p,%p,%p,%u,%u,%u,%u,%p,%u,%u,%u,%u,%d,%d)\n",
1125                   hic, dwFlags, hpal, hwnd, hdc, xDst, yDst, dxDst, dyDst,
1126                   lpbi, xSrc, ySrc, dxSrc, dySrc, dwRate, dwScale);
1127
1128         icdb.dwFlags = dwFlags;
1129         icdb.hpal = hpal;
1130         icdb.hwnd = hwnd;
1131         icdb.hdc = hdc;
1132         icdb.xDst = xDst;
1133         icdb.yDst = yDst;
1134         icdb.dxDst = dxDst;
1135         icdb.dyDst = dyDst;
1136         icdb.lpbi = lpbi;
1137         icdb.xSrc = xSrc;
1138         icdb.ySrc = ySrc;
1139         icdb.dxSrc = dxSrc;
1140         icdb.dySrc = dySrc;
1141         icdb.dwRate = dwRate;
1142         icdb.dwScale = dwScale;
1143         return ICSendMessage(hic,ICM_DRAW_BEGIN,(DWORD_PTR)&icdb,sizeof(icdb));
1144 }
1145
1146 /***********************************************************************
1147  *              ICDraw                  [MSVFW32.@]
1148  */
1149 DWORD VFWAPIV ICDraw(HIC hic, DWORD dwFlags, LPVOID lpFormat, LPVOID lpData, DWORD cbData, LONG lTime) {
1150         ICDRAW  icd;
1151
1152         TRACE("(%p,%d,%p,%p,%d,%d)\n",hic,dwFlags,lpFormat,lpData,cbData,lTime);
1153
1154         icd.dwFlags = dwFlags;
1155         icd.lpFormat = lpFormat;
1156         icd.lpData = lpData;
1157         icd.cbData = cbData;
1158         icd.lTime = lTime;
1159
1160         return ICSendMessage(hic,ICM_DRAW,(DWORD_PTR)&icd,sizeof(icd));
1161 }
1162
1163 /***********************************************************************
1164  *              ICClose                 [MSVFW32.@]
1165  */
1166 LRESULT WINAPI ICClose(HIC hic)
1167 {
1168     WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
1169     WINE_HIC** p;
1170
1171     TRACE("(%p)\n",hic);
1172
1173     if (!whic) return ICERR_BADHANDLE;
1174
1175     if (whic->driverproc)
1176     {
1177         MSVIDEO_SendMessage(whic, DRV_CLOSE, 0, 0);
1178         MSVIDEO_SendMessage(whic, DRV_DISABLE, 0, 0);
1179         MSVIDEO_SendMessage(whic, DRV_FREE, 0, 0);
1180     }
1181     else
1182     {
1183         CloseDriver(whic->hdrv, 0, 0);
1184     }
1185
1186     /* remove whic from list */
1187     for (p = &MSVIDEO_FirstHic; *p != NULL; p = &((*p)->next))
1188     {
1189         if ((*p) == whic)
1190         {
1191             *p = whic->next;
1192             break;
1193         }
1194     }
1195
1196     HeapFree(GetProcessHeap(), 0, whic);
1197     return 0;
1198 }
1199
1200
1201
1202 /***********************************************************************
1203  *              ICImageCompress [MSVFW32.@]
1204  */
1205 HANDLE VFWAPI ICImageCompress(
1206         HIC hic, UINT uiFlags,
1207         LPBITMAPINFO lpbiIn, LPVOID lpBits,
1208         LPBITMAPINFO lpbiOut, LONG lQuality,
1209         LONG* plSize)
1210 {
1211         FIXME("(%p,%08x,%p,%p,%p,%d,%p)\n",
1212                 hic, uiFlags, lpbiIn, lpBits, lpbiOut, lQuality, plSize);
1213
1214         return NULL;
1215 }
1216
1217 /***********************************************************************
1218  *              ICImageDecompress       [MSVFW32.@]
1219  */
1220
1221 HANDLE VFWAPI ICImageDecompress(
1222         HIC hic, UINT uiFlags, LPBITMAPINFO lpbiIn,
1223         LPVOID lpBits, LPBITMAPINFO lpbiOut)
1224 {
1225         HGLOBAL hMem = NULL;
1226         BYTE*   pMem = NULL;
1227         BOOL    bReleaseIC = FALSE;
1228         BYTE*   pHdr = NULL;
1229         ULONG   cbHdr = 0;
1230         BOOL    bSucceeded = FALSE;
1231         BOOL    bInDecompress = FALSE;
1232         DWORD   biSizeImage;
1233
1234         TRACE("(%p,%08x,%p,%p,%p)\n",
1235                 hic, uiFlags, lpbiIn, lpBits, lpbiOut);
1236
1237         if ( hic == NULL )
1238         {
1239                 hic = ICDecompressOpen( ICTYPE_VIDEO, 0, &lpbiIn->bmiHeader, (lpbiOut != NULL) ? &lpbiOut->bmiHeader : NULL );
1240                 if ( hic == NULL )
1241                 {
1242                         WARN("no handler\n" );
1243                         goto err;
1244                 }
1245                 bReleaseIC = TRUE;
1246         }
1247         if ( uiFlags != 0 )
1248         {
1249                 FIXME( "unknown flag %08x\n", uiFlags );
1250                 goto err;
1251         }
1252         if ( lpbiIn == NULL || lpBits == NULL )
1253         {
1254                 WARN("invalid argument\n");
1255                 goto err;
1256         }
1257
1258         if ( lpbiOut != NULL )
1259         {
1260                 if ( lpbiOut->bmiHeader.biSize != sizeof(BITMAPINFOHEADER) )
1261                         goto err;
1262                 cbHdr = sizeof(BITMAPINFOHEADER);
1263                 if ( lpbiOut->bmiHeader.biCompression == 3 )
1264                         cbHdr += sizeof(DWORD)*3;
1265                 else
1266                 if ( lpbiOut->bmiHeader.biBitCount <= 8 )
1267                 {
1268                         if ( lpbiOut->bmiHeader.biClrUsed == 0 )
1269                                 cbHdr += sizeof(RGBQUAD) * (1<<lpbiOut->bmiHeader.biBitCount);
1270                         else
1271                                 cbHdr += sizeof(RGBQUAD) * lpbiOut->bmiHeader.biClrUsed;
1272                 }
1273         }
1274         else
1275         {
1276                 TRACE( "get format\n" );
1277
1278                 cbHdr = ICDecompressGetFormatSize(hic,lpbiIn);
1279                 if ( cbHdr < sizeof(BITMAPINFOHEADER) )
1280                         goto err;
1281                 pHdr = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,cbHdr+sizeof(RGBQUAD)*256);
1282                 if ( pHdr == NULL )
1283                         goto err;
1284                 if ( ICDecompressGetFormat( hic, lpbiIn, pHdr ) != ICERR_OK )
1285                         goto err;
1286                 lpbiOut = (BITMAPINFO*)pHdr;
1287                 if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
1288                          ICDecompressGetPalette( hic, lpbiIn, lpbiOut ) != ICERR_OK &&
1289                          lpbiIn->bmiHeader.biBitCount == lpbiOut->bmiHeader.biBitCount )
1290                 {
1291                         if ( lpbiIn->bmiHeader.biClrUsed == 0 )
1292                                 memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*(1<<lpbiOut->bmiHeader.biBitCount) );
1293                         else
1294                                 memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*lpbiIn->bmiHeader.biClrUsed );
1295                 }
1296                 if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
1297                          lpbiOut->bmiHeader.biClrUsed == 0 )
1298                         lpbiOut->bmiHeader.biClrUsed = 1<<lpbiOut->bmiHeader.biBitCount;
1299
1300                 lpbiOut->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
1301                 cbHdr = sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*lpbiOut->bmiHeader.biClrUsed;
1302         }
1303
1304         biSizeImage = lpbiOut->bmiHeader.biSizeImage;
1305         if ( biSizeImage == 0 )
1306                 biSizeImage = ((((lpbiOut->bmiHeader.biWidth * lpbiOut->bmiHeader.biBitCount + 7) >> 3) + 3) & (~3)) * abs(lpbiOut->bmiHeader.biHeight);
1307
1308         TRACE( "call ICDecompressBegin\n" );
1309
1310         if ( ICDecompressBegin( hic, lpbiIn, lpbiOut ) != ICERR_OK )
1311                 goto err;
1312         bInDecompress = TRUE;
1313
1314         TRACE( "cbHdr %d, biSizeImage %d\n", cbHdr, biSizeImage );
1315
1316         hMem = GlobalAlloc( GMEM_MOVEABLE|GMEM_ZEROINIT, cbHdr + biSizeImage );
1317         if ( hMem == NULL )
1318         {
1319                 WARN( "out of memory\n" );
1320                 goto err;
1321         }
1322         pMem = GlobalLock( hMem );
1323         if ( pMem == NULL )
1324                 goto err;
1325         memcpy( pMem, lpbiOut, cbHdr );
1326
1327         TRACE( "call ICDecompress\n" );
1328         if ( ICDecompress( hic, 0, &lpbiIn->bmiHeader, lpBits, &lpbiOut->bmiHeader, pMem+cbHdr ) != ICERR_OK )
1329                 goto err;
1330
1331         bSucceeded = TRUE;
1332 err:
1333         if ( bInDecompress )
1334                 ICDecompressEnd( hic );
1335         if ( bReleaseIC )
1336                 ICClose(hic);
1337         HeapFree(GetProcessHeap(),0,pHdr);
1338         if ( pMem != NULL )
1339                 GlobalUnlock( hMem );
1340         if ( !bSucceeded && hMem != NULL )
1341         {
1342                 GlobalFree(hMem); hMem = NULL;
1343         }
1344
1345         return hMem;
1346 }
1347
1348 /***********************************************************************
1349  *      ICSeqCompressFrame   [MSVFW32.@]
1350  */
1351 LPVOID VFWAPI ICSeqCompressFrame(PCOMPVARS pc, UINT uiFlags, LPVOID lpBits, BOOL *pfKey, LONG *plSize)
1352 {
1353     ICCOMPRESS* icComp = pc->lpState;
1354     DWORD ret;
1355     TRACE("(%p, 0x%08x, %p, %p, %p)\n", pc, uiFlags, lpBits, pfKey, plSize);
1356
1357     if (pc->cbState != sizeof(ICCOMPRESS))
1358     {
1359        ERR("Invalid cbState %i\n", pc->cbState);
1360        return NULL;
1361     }
1362
1363     if (!pc->lKeyCount++)
1364        icComp->dwFlags = ICCOMPRESS_KEYFRAME;
1365     else
1366     {
1367         if (pc->lKey && pc->lKeyCount == (pc->lKey - 1))
1368         /* No key frames if pc->lKey == 0 */
1369            pc->lKeyCount = 0;
1370         icComp->dwFlags = 0;
1371     }
1372
1373     icComp->lpInput = lpBits;
1374     icComp->lFrameNum = pc->lFrame++;
1375     icComp->lpOutput = pc->lpBitsOut;
1376     icComp->lpPrev = pc->lpBitsPrev;
1377     ret = ICSendMessage(pc->hic, ICM_COMPRESS, (DWORD_PTR)icComp, sizeof(icComp));
1378
1379     if (icComp->dwFlags & AVIIF_KEYFRAME)
1380     {
1381        pc->lKeyCount = 1;
1382        *pfKey = TRUE;
1383        TRACE("Key frame\n");
1384     }
1385     else
1386        *pfKey = FALSE;
1387
1388     *plSize = icComp->lpbiOutput->biSizeImage;
1389     TRACE(" -- 0x%08x\n", ret);
1390     if (ret == ICERR_OK)
1391     {
1392        LPVOID oldprev, oldout;
1393 /* We shift Prev and Out, so we don't have to allocate and release memory */
1394        oldprev = pc->lpBitsPrev;
1395        oldout = pc->lpBitsOut;
1396        pc->lpBitsPrev = oldout;
1397        pc->lpBitsOut = oldprev;
1398
1399        TRACE("returning: %p\n", icComp->lpOutput);
1400        return icComp->lpOutput;
1401     }
1402     return NULL;
1403 }
1404
1405 /***********************************************************************
1406  *      ICSeqCompressFrameEnd   [MSVFW32.@]
1407  */
1408 void VFWAPI ICSeqCompressFrameEnd(PCOMPVARS pc)
1409 {
1410     DWORD ret;
1411     TRACE("(%p)\n", pc);
1412     ret = ICSendMessage(pc->hic, ICM_COMPRESS_END, 0, 0);
1413     TRACE(" -- %x\n", ret);
1414     HeapFree(GetProcessHeap(), 0, pc->lpbiIn);
1415     HeapFree(GetProcessHeap(), 0, pc->lpBitsPrev);
1416     HeapFree(GetProcessHeap(), 0, pc->lpBitsOut);
1417     HeapFree(GetProcessHeap(), 0, pc->lpState);
1418     pc->lpbiIn = pc->lpBitsPrev = pc->lpBitsOut = pc->lpState = NULL;
1419 }
1420
1421 /***********************************************************************
1422  *      ICSeqCompressFrameStart [MSVFW32.@]
1423  */
1424 BOOL VFWAPI ICSeqCompressFrameStart(PCOMPVARS pc, LPBITMAPINFO lpbiIn)
1425 {
1426     /* I'm ignoring bmiColors as I don't know what to do with it,
1427      * it doesn't appear to be used though
1428      */
1429     DWORD ret;
1430     pc->lpbiIn = HeapAlloc(GetProcessHeap(), 0, sizeof(BITMAPINFO));
1431     if (!pc->lpbiIn)
1432         return FALSE;
1433
1434     *pc->lpbiIn = *lpbiIn;
1435     pc->lpBitsPrev = HeapAlloc(GetProcessHeap(), 0, pc->lpbiIn->bmiHeader.biSizeImage);
1436     if (!pc->lpBitsPrev)
1437     {
1438         HeapFree(GetProcessHeap(), 0, pc->lpbiIn);
1439         return FALSE;
1440     }
1441
1442     pc->lpState = HeapAlloc(GetProcessHeap(), 0, sizeof(ICCOMPRESS));
1443     if (!pc->lpState)
1444     {
1445        HeapFree(GetProcessHeap(), 0, pc->lpbiIn);
1446        HeapFree(GetProcessHeap(), 0, pc->lpBitsPrev);
1447        return FALSE;
1448     }
1449     pc->cbState = sizeof(ICCOMPRESS);
1450
1451     pc->lpBitsOut = HeapAlloc(GetProcessHeap(), 0, pc->lpbiOut->bmiHeader.biSizeImage);
1452     if (!pc->lpBitsOut)
1453     {
1454        HeapFree(GetProcessHeap(), 0, pc->lpbiIn);
1455        HeapFree(GetProcessHeap(), 0, pc->lpBitsPrev);
1456        HeapFree(GetProcessHeap(), 0, pc->lpState);
1457        return FALSE;
1458     }
1459     TRACE("Compvars:\n"
1460           "\tpc:\n"
1461           "\tsize: %i\n"
1462           "\tflags: %i\n"
1463           "\thic: %p\n"
1464           "\ttype: %x\n"
1465           "\thandler: %x\n"
1466           "\tin/out: %p/%p\n"
1467           "key/data/quality: %i/%i/%i\n",
1468              pc->cbSize, pc->dwFlags, pc->hic, pc->fccType, pc->fccHandler,
1469              pc->lpbiIn, pc->lpbiOut, pc->lKey, pc->lDataRate, pc->lQ);
1470
1471     ret = ICSendMessage(pc->hic, ICM_COMPRESS_BEGIN, (DWORD_PTR)pc->lpbiIn, (DWORD_PTR)pc->lpbiOut);
1472     TRACE(" -- %x\n", ret);
1473     if (ret == ICERR_OK)
1474     {
1475        ICCOMPRESS* icComp = pc->lpState;
1476        /* Initialise some variables */
1477        pc->lFrame = 0; pc->lKeyCount = 0;
1478
1479        icComp->lpbiOutput = &pc->lpbiOut->bmiHeader;
1480        icComp->lpbiInput = &pc->lpbiIn->bmiHeader;
1481        icComp->lpckid = NULL;
1482        icComp->dwFrameSize = 0;
1483        icComp->dwQuality = pc->lQ;
1484        icComp->lpbiPrev = &pc->lpbiIn->bmiHeader;
1485        return TRUE;
1486     }
1487     HeapFree(GetProcessHeap(), 0, pc->lpbiIn);
1488     HeapFree(GetProcessHeap(), 0, pc->lpBitsPrev);
1489     HeapFree(GetProcessHeap(), 0, pc->lpState);
1490     HeapFree(GetProcessHeap(), 0, pc->lpBitsOut);
1491     pc->lpBitsPrev = pc->lpbiIn = pc->lpState = pc->lpBitsOut = NULL;
1492     return FALSE;
1493 }
1494
1495 /***********************************************************************
1496  *      GetFileNamePreview   [MSVFW32.@]
1497  */
1498 static BOOL GetFileNamePreview(LPVOID lpofn,BOOL bSave,BOOL bUnicode)
1499 {
1500   CHAR    szFunctionName[20];
1501   BOOL    (*fnGetFileName)(LPVOID);
1502   HMODULE hComdlg32;
1503   BOOL    ret;
1504
1505   FIXME("(%p,%d,%d), semi-stub!\n",lpofn,bSave,bUnicode);
1506
1507   lstrcpyA(szFunctionName, (bSave ? "GetSaveFileName" : "GetOpenFileName"));
1508   lstrcatA(szFunctionName, (bUnicode ? "W" : "A"));
1509
1510   hComdlg32 = LoadLibraryA("COMDLG32.DLL");
1511   if (hComdlg32 == NULL)
1512     return FALSE;
1513
1514   fnGetFileName = (LPVOID)GetProcAddress(hComdlg32, szFunctionName);
1515   if (fnGetFileName == NULL)
1516     return FALSE;
1517
1518   /* FIXME: need to add OFN_ENABLEHOOK and our own handler */
1519   ret = fnGetFileName(lpofn);
1520
1521   FreeLibrary(hComdlg32);
1522   return ret;
1523 }
1524
1525 /***********************************************************************
1526  *              GetOpenFileNamePreviewA [MSVFW32.@]
1527  */
1528 BOOL WINAPI GetOpenFileNamePreviewA(LPOPENFILENAMEA lpofn)
1529 {
1530   FIXME("(%p), semi-stub!\n", lpofn);
1531
1532   return GetFileNamePreview(lpofn, FALSE, FALSE);
1533 }
1534
1535 /***********************************************************************
1536  *              GetOpenFileNamePreviewW [MSVFW32.@]
1537  */
1538 BOOL WINAPI GetOpenFileNamePreviewW(LPOPENFILENAMEW lpofn)
1539 {
1540   FIXME("(%p), semi-stub!\n", lpofn);
1541
1542   return GetFileNamePreview(lpofn, FALSE, TRUE);
1543 }
1544
1545 /***********************************************************************
1546  *              GetSaveFileNamePreviewA [MSVFW32.@]
1547  */
1548 BOOL WINAPI GetSaveFileNamePreviewA(LPOPENFILENAMEA lpofn)
1549 {
1550   FIXME("(%p), semi-stub!\n", lpofn);
1551
1552   return GetFileNamePreview(lpofn, TRUE, FALSE);
1553 }
1554
1555 /***********************************************************************
1556  *              GetSaveFileNamePreviewW [MSVFW32.@]
1557  */
1558 BOOL WINAPI GetSaveFileNamePreviewW(LPOPENFILENAMEW lpofn)
1559 {
1560   FIXME("(%p), semi-stub!\n", lpofn);
1561
1562   return GetFileNamePreview(lpofn, TRUE, TRUE);
1563 }