git.oblomov.eu Git - wine/blob - dlls/msacm/format.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2
   3 /*
   4  *      MSACM32 library
   5  *
   6  *      Copyright 1998  Patrik Stridvall
   7  *                2000  Eric Pouech
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23
  24 #include <stdarg.h>
  25 #include <string.h>
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winnls.h"
  29 #include "winerror.h"
  30 #include "wingdi.h"
  31 #include "winuser.h"
  32 #include "wine/unicode.h"
  33 #include "wine/debug.h"
  34 #include "mmsystem.h"
  35 #include "mmreg.h"
  36 #include "msacm.h"
  37 #include "msacmdrv.h"
  38 #include "wineacm.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(msacm);
  41
  42 static  PACMFORMATCHOOSEA       afc;
  43
  44 struct MSACM_FillFormatData {
  45     HWND                hWnd;
  46 #define WINE_ACMFF_TAG          0
  47 #define WINE_ACMFF_FORMAT       1
  48 #define WINE_ACMFF_WFX          2
  49     int                 mode;
  50     char                szFormatTag[ACMFORMATTAGDETAILS_FORMATTAG_CHARS];
  51     PACMFORMATCHOOSEA   afc;
  52     DWORD               ret;
  53 };
  54
  55 static BOOL CALLBACK MSACM_FillFormatTagsCB(HACMDRIVERID hadid,
  56                                             PACMFORMATTAGDETAILSA paftd,
  57                                             DWORD dwInstance, DWORD fdwSupport)
  58 {
  59     struct MSACM_FillFormatData*        affd = (struct MSACM_FillFormatData*)dwInstance;
  60
  61     switch (affd->mode) {
  62     case WINE_ACMFF_TAG:
  63         if (SendDlgItemMessageA(affd->hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG,
  64                                 CB_FINDSTRINGEXACT,
  65                                 (WPARAM)-1, (LPARAM)paftd->szFormatTag) == CB_ERR)
  66             SendDlgItemMessageA(affd->hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG,
  67                                 CB_ADDSTRING, 0, (DWORD)paftd->szFormatTag);
  68         break;
  69     case WINE_ACMFF_FORMAT:
  70         if (strcmp(affd->szFormatTag, paftd->szFormatTag) == 0) {
  71             HACMDRIVER          had;
  72
  73             if (acmDriverOpen(&had, hadid, 0) == MMSYSERR_NOERROR) {
  74                 ACMFORMATDETAILSA       afd;
  75                 int                     i, idx;
  76                 MMRESULT                mmr;
  77                 char                    buffer[ACMFORMATDETAILS_FORMAT_CHARS+16];
  78
  79                 afd.cbStruct = sizeof(afd);
  80                 afd.dwFormatTag = paftd->dwFormatTag;
  81                 afd.pwfx = HeapAlloc(MSACM_hHeap, 0, paftd->cbFormatSize);
  82                 if (!afd.pwfx) return FALSE;
  83                 afd.pwfx->wFormatTag = paftd->dwFormatTag;
  84                 afd.pwfx->cbSize = paftd->cbFormatSize;
  85                 afd.cbwfx = paftd->cbFormatSize;
  86
  87                 for (i = 0; i < paftd->cStandardFormats; i++) {
  88                     afd.dwFormatIndex = i;
  89                     mmr = acmFormatDetailsA(had, &afd, ACM_FORMATDETAILSF_INDEX);
  90                     if (mmr == MMSYSERR_NOERROR) {
  91                         strncpy(buffer, afd.szFormat, ACMFORMATTAGDETAILS_FORMATTAG_CHARS);
  92                         for (idx = strlen(buffer);
  93                              idx < ACMFORMATTAGDETAILS_FORMATTAG_CHARS; idx++)
  94                             buffer[idx] = ' ';
  95                         wsprintfA(buffer + ACMFORMATTAGDETAILS_FORMATTAG_CHARS,
  96                                   "%d Ko/s",
  97                                   (afd.pwfx->nAvgBytesPerSec + 512) / 1024);
  98                         SendDlgItemMessageA(affd->hWnd,
  99                                             IDD_ACMFORMATCHOOSE_CMB_FORMAT,
 100                                             CB_ADDSTRING, 0, (DWORD)buffer);
 101                     }
 102                 }
 103                 acmDriverClose(had, 0);
 104                 SendDlgItemMessageA(affd->hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMAT,
 105                                     CB_SETCURSEL, 0, 0);
 106                 HeapFree(MSACM_hHeap, 0, afd.pwfx);
 107             }
 108         }
 109         break;
 110     case WINE_ACMFF_WFX:
 111         if (strcmp(affd->szFormatTag, paftd->szFormatTag) == 0) {
 112             HACMDRIVER          had;
 113
 114             if (acmDriverOpen(&had, hadid, 0) == MMSYSERR_NOERROR) {
 115                 ACMFORMATDETAILSA       afd;
 116
 117                 afd.cbStruct = sizeof(afd);
 118                 afd.dwFormatTag = paftd->dwFormatTag;
 119                 afd.pwfx = affd->afc->pwfx;
 120                 afd.cbwfx = affd->afc->cbwfx;
 121
 122                 afd.dwFormatIndex = SendDlgItemMessageA(affd->hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMAT,
 123                                                         CB_GETCURSEL, 0, 0);
 124                 affd->ret = acmFormatDetailsA(had, &afd, ACM_FORMATDETAILSF_INDEX);
 125                 acmDriverClose(had, 0);
 126                 return TRUE;
 127             }
 128         }
 129         break;
 130     default:
 131         FIXME("Unknown mode (%d)\n", affd->mode);
 132         break;
 133     }
 134     return TRUE;
 135 }
 136
 137 static BOOL MSACM_FillFormatTags(HWND hWnd)
 138 {
 139     ACMFORMATTAGDETAILSA        aftd;
 140     struct MSACM_FillFormatData affd;
 141
 142     memset(&aftd, 0, sizeof(aftd));
 143     aftd.cbStruct = sizeof(aftd);
 144
 145     affd.hWnd = hWnd;
 146     affd.mode = WINE_ACMFF_TAG;
 147
 148     acmFormatTagEnumA(NULL, &aftd, MSACM_FillFormatTagsCB, (DWORD)&affd, 0);
 149     SendDlgItemMessageA(hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG, CB_SETCURSEL, 0, 0);
 150     return TRUE;
 151 }
 152
 153 static BOOL MSACM_FillFormat(HWND hWnd)
 154 {
 155     ACMFORMATTAGDETAILSA        aftd;
 156     struct MSACM_FillFormatData affd;
 157
 158     SendDlgItemMessageA(hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMAT, CB_RESETCONTENT, 0, 0);
 159
 160     memset(&aftd, 0, sizeof(aftd));
 161     aftd.cbStruct = sizeof(aftd);
 162
 163     affd.hWnd = hWnd;
 164     affd.mode = WINE_ACMFF_FORMAT;
 165     SendDlgItemMessageA(hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG,
 166                         CB_GETLBTEXT,
 167                         SendDlgItemMessageA(hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG,
 168                                             CB_GETCURSEL, 0, 0),
 169                         (DWORD)affd.szFormatTag);
 170
 171     acmFormatTagEnumA(NULL, &aftd, MSACM_FillFormatTagsCB, (DWORD)&affd, 0);
 172     SendDlgItemMessageA(hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMAT, CB_SETCURSEL, 0, 0);
 173     return TRUE;
 174 }
 175
 176 static MMRESULT MSACM_GetWFX(HWND hWnd, PACMFORMATCHOOSEA afc)
 177 {
 178     ACMFORMATTAGDETAILSA        aftd;
 179     struct MSACM_FillFormatData affd;
 180
 181     memset(&aftd, 0, sizeof(aftd));
 182     aftd.cbStruct = sizeof(aftd);
 183
 184     affd.hWnd = hWnd;
 185     affd.mode = WINE_ACMFF_WFX;
 186     affd.afc = afc;
 187     affd.ret = MMSYSERR_NOERROR;
 188     SendDlgItemMessageA(hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG,
 189                         CB_GETLBTEXT,
 190                         SendDlgItemMessageA(hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG,
 191                                             CB_GETCURSEL, 0, 0),
 192                         (DWORD)affd.szFormatTag);
 193
 194     acmFormatTagEnumA(NULL, &aftd, MSACM_FillFormatTagsCB, (DWORD)&affd, 0);
 195     return affd.ret;
 196 }
 197
 198 static INT_PTR CALLBACK FormatChooseDlgProc(HWND hWnd, UINT msg,
 199                                        WPARAM wParam, LPARAM lParam)
 200 {
 201
 202     TRACE("hwnd=%p msg=%i 0x%08x 0x%08lx\n", hWnd,  msg, wParam, lParam );
 203
 204     switch (msg) {
 205     case WM_INITDIALOG:
 206         afc = (PACMFORMATCHOOSEA)lParam;
 207         MSACM_FillFormatTags(hWnd);
 208         MSACM_FillFormat(hWnd);
 209         if ((afc->fdwStyle & ~(ACMFORMATCHOOSE_STYLEF_CONTEXTHELP|
 210                                ACMFORMATCHOOSE_STYLEF_SHOWHELP)) != 0)
 211             FIXME("Unsupported style %08lx\n", ((PACMFORMATCHOOSEA)lParam)->fdwStyle);
 212         if (!(afc->fdwStyle & ACMFORMATCHOOSE_STYLEF_SHOWHELP))
 213             ShowWindow(GetDlgItem(hWnd, IDD_ACMFORMATCHOOSE_BTN_HELP), SW_HIDE);
 214         return TRUE;
 215
 216     case WM_COMMAND:
 217         switch (LOWORD(wParam)) {
 218         case IDOK:
 219             EndDialog(hWnd, MSACM_GetWFX(hWnd, afc));
 220             return TRUE;
 221         case IDCANCEL:
 222             EndDialog(hWnd, ACMERR_CANCELED);
 223             return TRUE;
 224         case IDD_ACMFORMATCHOOSE_CMB_FORMATTAG:
 225             switch (HIWORD(wParam)) {
 226             case CBN_SELCHANGE:
 227                 MSACM_FillFormat(hWnd);
 228                 break;
 229             default:
 230                 TRACE("Dropped dlgNotif (fmtTag): 0x%08x 0x%08lx\n",
 231                       HIWORD(wParam), lParam);
 232                 break;
 233             }
 234             break;
 235         case IDD_ACMFORMATCHOOSE_BTN_HELP:
 236             if (afc->fdwStyle & ACMFORMATCHOOSE_STYLEF_SHOWHELP)
 237                 SendMessageA(afc->hwndOwner,
 238                              RegisterWindowMessageA(ACMHELPMSGSTRINGA), 0L, 0L);
 239             break;
 240
 241         default:
 242             TRACE("Dropped dlgCmd: ctl=%d ntf=0x%04x 0x%08lx\n",
 243                   LOWORD(wParam), HIWORD(wParam), lParam);
 244             break;
 245         }
 246         break;
 247     case WM_CONTEXTMENU:
 248         if (afc->fdwStyle & ACMFORMATCHOOSE_STYLEF_CONTEXTHELP)
 249             SendMessageA(afc->hwndOwner,
 250                          RegisterWindowMessageA(ACMHELPMSGCONTEXTMENUA),
 251                          wParam, lParam);
 252         break;
 253 #if defined(WM_CONTEXTHELP)
 254     case WM_CONTEXTHELP:
 255         if (afc->fdwStyle & ACMFORMATCHOOSE_STYLEF_CONTEXTHELP)
 256             SendMessageA(afc->hwndOwner,
 257                          RegisterWindowMessageA(ACMHELPMSGCONTEXTHELPA),
 258                          wParam, lParam);
 259         break;
 260 #endif
 261     default:
 262         TRACE("Dropped dlgMsg: hwnd=%p msg=%i 0x%08x 0x%08lx\n",
 263               hWnd,  msg, wParam, lParam );
 264         break;
 265     }
 266     return FALSE;
 267 }
 268
 269 /***********************************************************************
 270  *           acmFormatChooseA (MSACM32.@)
 271  */
 272 MMRESULT WINAPI acmFormatChooseA(PACMFORMATCHOOSEA pafmtc)
 273 {
 274     return DialogBoxParamA(MSACM_hInstance32, MAKEINTRESOURCEA(DLG_ACMFORMATCHOOSE_ID),
 275                            pafmtc->hwndOwner, FormatChooseDlgProc, (INT)pafmtc);
 276 }
 277
 278 /***********************************************************************
 279  *           acmFormatChooseW (MSACM32.@)
 280  */
 281 MMRESULT WINAPI acmFormatChooseW(PACMFORMATCHOOSEW pafmtc)
 282 {
 283     FIXME("(%p): stub\n", pafmtc);
 284     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 285     return MMSYSERR_ERROR;
 286 }
 287
 288 /***********************************************************************
 289  *           acmFormatDetailsA (MSACM32.@)
 290  */
 291 MMRESULT WINAPI acmFormatDetailsA(HACMDRIVER had, PACMFORMATDETAILSA pafd,
 292                                   DWORD fdwDetails)
 293 {
 294     ACMFORMATDETAILSW   afdw;
 295     MMRESULT            mmr;
 296
 297     memset(&afdw, 0, sizeof(afdw));
 298     afdw.cbStruct = sizeof(afdw);
 299     afdw.dwFormatIndex = pafd->dwFormatIndex;
 300     afdw.dwFormatTag = pafd->dwFormatTag;
 301     afdw.pwfx = pafd->pwfx;
 302     afdw.cbwfx = pafd->cbwfx;
 303
 304     mmr = acmFormatDetailsW(had, &afdw, fdwDetails);
 305     if (mmr == MMSYSERR_NOERROR) {
 306         pafd->dwFormatTag = afdw.dwFormatTag;
 307         pafd->fdwSupport = afdw.fdwSupport;
 308         WideCharToMultiByte( CP_ACP, 0, afdw.szFormat, -1,
 309                              pafd->szFormat, sizeof(pafd->szFormat), NULL, NULL );
 310     }
 311     return mmr;
 312 }
 313
 314 /***********************************************************************
 315  *           acmFormatDetailsW (MSACM32.@)
 316  */
 317 MMRESULT WINAPI acmFormatDetailsW(HACMDRIVER had, PACMFORMATDETAILSW pafd, DWORD fdwDetails)
 318 {
 319     MMRESULT                    mmr;
 320     static WCHAR                fmt1[] = {'%','d',' ','H','z',0};
 321     static WCHAR                fmt2[] = {';',' ','%','d',' ','b','i','t','s',0};
 322     ACMFORMATTAGDETAILSA        aftd;
 323
 324     TRACE("(%p, %p, %ld)\n", had, pafd, fdwDetails);
 325
 326     memset(&aftd, 0, sizeof(aftd));
 327     aftd.cbStruct = sizeof(aftd);
 328
 329     if (pafd->cbStruct < sizeof(*pafd)) return MMSYSERR_INVALPARAM;
 330
 331     switch (fdwDetails) {
 332     case ACM_FORMATDETAILSF_FORMAT:
 333         if (pafd->dwFormatTag != pafd->pwfx->wFormatTag) {
 334             mmr = MMSYSERR_INVALPARAM;
 335             break;
 336         }
 337         if (had == NULL) {
 338             PWINE_ACMDRIVERID           padid;
 339
 340             mmr = ACMERR_NOTPOSSIBLE;
 341             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 342                 /* should check for codec only */
 343                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 344                     acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == 0) {
 345                     mmr = MSACM_Message(had, ACMDM_FORMAT_DETAILS, (LPARAM)pafd, fdwDetails);
 346                     acmDriverClose(had, 0);
 347                     if (mmr == MMSYSERR_NOERROR) break;
 348                 }
 349             }
 350         } else {
 351             mmr = MSACM_Message(had, ACMDM_FORMAT_DETAILS, (LPARAM)pafd, fdwDetails);
 352         }
 353         break;
 354     case ACM_FORMATDETAILSF_INDEX:
 355         /* should check pafd->dwFormatIndex < aftd->cStandardFormats */
 356         mmr = MSACM_Message(had, ACMDM_FORMAT_DETAILS, (LPARAM)pafd, fdwDetails);
 357         break;
 358     default:
 359         WARN("Unknown fdwDetails %08lx\n", fdwDetails);
 360         mmr = MMSYSERR_INVALFLAG;
 361         break;
 362     }
 363
 364     if (mmr == MMSYSERR_NOERROR && pafd->szFormat[0] == (WCHAR)0) {
 365         wsprintfW(pafd->szFormat, fmt1, pafd->pwfx->nSamplesPerSec);
 366         if (pafd->pwfx->wBitsPerSample) {
 367             wsprintfW(pafd->szFormat + lstrlenW(pafd->szFormat), fmt2,
 368                       pafd->pwfx->wBitsPerSample);
 369         }
 370         MultiByteToWideChar( CP_ACP, 0, (pafd->pwfx->nChannels == 1) ? "; Mono" : "; Stereo", -1,
 371                              pafd->szFormat + strlenW(pafd->szFormat),
 372                              sizeof(pafd->szFormat)/sizeof(WCHAR) - strlenW(pafd->szFormat) );
 373     }
 374
 375     TRACE("=> %d\n", mmr);
 376     return mmr;
 377 }
 378
 379 struct MSACM_FormatEnumWtoA_Instance {
 380     PACMFORMATDETAILSA  pafda;
 381     DWORD               dwInstance;
 382     ACMFORMATENUMCBA    fnCallback;
 383 };
 384
 385 static BOOL CALLBACK MSACM_FormatEnumCallbackWtoA(HACMDRIVERID hadid,
 386                                                   PACMFORMATDETAILSW pafdw,
 387                                                   DWORD dwInstance,
 388                                                   DWORD fdwSupport)
 389 {
 390     struct MSACM_FormatEnumWtoA_Instance* pafei;
 391
 392     pafei = (struct MSACM_FormatEnumWtoA_Instance*)dwInstance;
 393
 394     pafei->pafda->dwFormatIndex = pafdw->dwFormatIndex;
 395     pafei->pafda->dwFormatTag = pafdw->dwFormatTag;
 396     pafei->pafda->fdwSupport = pafdw->fdwSupport;
 397     WideCharToMultiByte( CP_ACP, 0, pafdw->szFormat, -1,
 398                          pafei->pafda->szFormat, sizeof(pafei->pafda->szFormat), NULL, NULL );
 399
 400     return (pafei->fnCallback)(hadid, pafei->pafda,
 401                                pafei->dwInstance, fdwSupport);
 402 }
 403
 404 /***********************************************************************
 405  *           acmFormatEnumA (MSACM32.@)
 406  */
 407 MMRESULT WINAPI acmFormatEnumA(HACMDRIVER had, PACMFORMATDETAILSA pafda,
 408                                ACMFORMATENUMCBA fnCallback, DWORD dwInstance,
 409                                DWORD fdwEnum)
 410 {
 411     ACMFORMATDETAILSW           afdw;
 412     struct MSACM_FormatEnumWtoA_Instance afei;
 413
 414     memset(&afdw, 0, sizeof(afdw));
 415     afdw.cbStruct = sizeof(afdw);
 416     afdw.dwFormatIndex = pafda->dwFormatIndex;
 417     afdw.dwFormatTag = pafda->dwFormatTag;
 418     afdw.pwfx = pafda->pwfx;
 419     afdw.cbwfx = pafda->cbwfx;
 420
 421     afei.pafda = pafda;
 422     afei.dwInstance = dwInstance;
 423     afei.fnCallback = fnCallback;
 424
 425     return acmFormatEnumW(had, &afdw, MSACM_FormatEnumCallbackWtoA,
 426                           (DWORD)&afei, fdwEnum);
 427 }
 428
 429 /***********************************************************************
 430  *           acmFormatEnumW (MSACM32.@)
 431  */
 432 static BOOL MSACM_FormatEnumHelper(PWINE_ACMDRIVERID padid, HACMDRIVER had,
 433                                    PACMFORMATDETAILSW pafd, PWAVEFORMATEX pwfxRef,
 434                                    ACMFORMATENUMCBW fnCallback, DWORD dwInstance,
 435                                    DWORD fdwEnum)
 436 {
 437     ACMFORMATTAGDETAILSW        aftd;
 438     int                         i, j;
 439
 440     for (i = 0; i < padid->cFormatTags; i++) {
 441         memset(&aftd, 0, sizeof(aftd));
 442         aftd.cbStruct = sizeof(aftd);
 443         aftd.dwFormatTagIndex = i;
 444         if (acmFormatTagDetailsW(had, &aftd, ACM_FORMATTAGDETAILSF_INDEX) != MMSYSERR_NOERROR)
 445             continue;
 446
 447         if ((fdwEnum & ACM_FORMATENUMF_WFORMATTAG) && aftd.dwFormatTag != pwfxRef->wFormatTag)
 448             continue;
 449
 450         for (j = 0; j < aftd.cStandardFormats; j++) {
 451             pafd->dwFormatIndex = j;
 452             pafd->dwFormatTag = aftd.dwFormatTag;
 453             if (acmFormatDetailsW(had, pafd, ACM_FORMATDETAILSF_INDEX) != MMSYSERR_NOERROR)
 454                 continue;
 455
 456             if ((fdwEnum & ACM_FORMATENUMF_NCHANNELS) &&
 457                 pafd->pwfx->nChannels != pwfxRef->nChannels)
 458                 continue;
 459             if ((fdwEnum & ACM_FORMATENUMF_NSAMPLESPERSEC) &&
 460                 pafd->pwfx->nSamplesPerSec != pwfxRef->nSamplesPerSec)
 461                 continue;
 462             if ((fdwEnum & ACM_FORMATENUMF_WBITSPERSAMPLE) &&
 463                 pafd->pwfx->wBitsPerSample != pwfxRef->wBitsPerSample)
 464                 continue;
 465             if ((fdwEnum & ACM_FORMATENUMF_HARDWARE) &&
 466                 !(pafd->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_HARDWARE))
 467                 continue;
 468
 469             /* more checks to be done on fdwEnum */
 470
 471             if (!(fnCallback)((HACMDRIVERID)padid, pafd, dwInstance, padid->fdwSupport))
 472                 return FALSE;
 473         }
 474         /* the "formats" used by the filters are also reported */
 475     }
 476     return TRUE;
 477 }
 478
 479 /**********************************************************************/
 480
 481 MMRESULT WINAPI acmFormatEnumW(HACMDRIVER had, PACMFORMATDETAILSW pafd,
 482                                ACMFORMATENUMCBW fnCallback, DWORD dwInstance,
 483                                DWORD fdwEnum)
 484 {
 485     PWINE_ACMDRIVERID           padid;
 486     WAVEFORMATEX                wfxRef;
 487     BOOL                        ret;
 488
 489     TRACE("(%p, %p, %p, %ld, %ld)\n",
 490           had, pafd, fnCallback, dwInstance, fdwEnum);
 491
 492     if (pafd->cbStruct < sizeof(*pafd)) return MMSYSERR_INVALPARAM;
 493
 494     if (fdwEnum & (ACM_FORMATENUMF_WFORMATTAG|ACM_FORMATENUMF_NCHANNELS|
 495                    ACM_FORMATENUMF_NSAMPLESPERSEC|ACM_FORMATENUMF_WBITSPERSAMPLE|
 496                    ACM_FORMATENUMF_CONVERT|ACM_FORMATENUMF_SUGGEST))
 497         wfxRef = *pafd->pwfx;
 498
 499     if ((fdwEnum & ACM_FORMATENUMF_HARDWARE) &&
 500         !(fdwEnum & (ACM_FORMATENUMF_INPUT|ACM_FORMATENUMF_OUTPUT)))
 501         return MMSYSERR_INVALPARAM;
 502
 503     if ((fdwEnum & ACM_FORMATENUMF_WFORMATTAG) &&
 504         (pafd->dwFormatTag != pafd->pwfx->wFormatTag))
 505         return MMSYSERR_INVALPARAM;
 506
 507     if (fdwEnum & (ACM_FORMATENUMF_CONVERT|ACM_FORMATENUMF_SUGGEST|
 508                    ACM_FORMATENUMF_INPUT|ACM_FORMATENUMF_OUTPUT))
 509         FIXME("Unsupported fdwEnum values %08lx\n", fdwEnum);
 510
 511     if (had) {
 512         HACMDRIVERID    hadid;
 513
 514         if (acmDriverID((HACMOBJ)had, &hadid, 0) != MMSYSERR_NOERROR)
 515             return MMSYSERR_INVALHANDLE;
 516         MSACM_FormatEnumHelper(MSACM_GetDriverID(hadid), had, pafd, &wfxRef,
 517                                fnCallback, dwInstance, fdwEnum);
 518         return MMSYSERR_NOERROR;
 519     }
 520     for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 521             /* should check for codec only */
 522             if ((padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) ||
 523                 acmDriverOpen(&had, (HACMDRIVERID)padid, 0) != MMSYSERR_NOERROR)
 524                 continue;
 525             ret = MSACM_FormatEnumHelper(padid, had, pafd, &wfxRef,
 526                                          fnCallback, dwInstance, fdwEnum);
 527             acmDriverClose(had, 0);
 528             if (!ret) break;
 529     }
 530     return MMSYSERR_NOERROR;
 531 }
 532
 533 /***********************************************************************
 534  *           acmFormatSuggest (MSACM32.@)
 535  */
 536 MMRESULT WINAPI acmFormatSuggest(HACMDRIVER had, PWAVEFORMATEX pwfxSrc,
 537                                  PWAVEFORMATEX pwfxDst, DWORD cbwfxDst, DWORD fdwSuggest)
 538 {
 539     ACMDRVFORMATSUGGEST adfg;
 540     MMRESULT            mmr;
 541
 542     TRACE("(%p, %p, %p, %ld, %ld)\n",
 543           had, pwfxSrc, pwfxDst, cbwfxDst, fdwSuggest);
 544
 545     if (fdwSuggest & ~(ACM_FORMATSUGGESTF_NCHANNELS|ACM_FORMATSUGGESTF_NSAMPLESPERSEC|
 546                        ACM_FORMATSUGGESTF_WBITSPERSAMPLE|ACM_FORMATSUGGESTF_WFORMATTAG))
 547         return MMSYSERR_INVALFLAG;
 548
 549     adfg.cbStruct = sizeof(adfg);
 550     adfg.fdwSuggest = fdwSuggest;
 551     adfg.pwfxSrc = pwfxSrc;
 552     adfg.cbwfxSrc = (pwfxSrc->wFormatTag == WAVE_FORMAT_PCM) ?
 553         sizeof(WAVEFORMATEX) : pwfxSrc->cbSize;
 554     adfg.pwfxDst = pwfxDst;
 555     adfg.cbwfxDst = cbwfxDst;
 556
 557     if (had == NULL) {
 558         PWINE_ACMDRIVERID       padid;
 559
 560         /* MS doc says: ACM finds the best suggestion.
 561          * Well, first found will be the "best"
 562          */
 563         mmr = ACMERR_NOTPOSSIBLE;
 564         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 565             /* should check for codec only */
 566             if ((padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) ||
 567                 acmDriverOpen(&had, (HACMDRIVERID)padid, 0) != MMSYSERR_NOERROR)
 568                 continue;
 569
 570             if (MSACM_Message(had, ACMDM_FORMAT_SUGGEST, (LPARAM)&adfg, 0L) == MMSYSERR_NOERROR) {
 571                 mmr = MMSYSERR_NOERROR;
 572                 break;
 573             }
 574             acmDriverClose(had, 0);
 575         }
 576     } else {
 577         mmr = MSACM_Message(had, ACMDM_FORMAT_SUGGEST, (LPARAM)&adfg, 0L);
 578     }
 579     return mmr;
 580 }
 581
 582 /***********************************************************************
 583  *           acmFormatTagDetailsA (MSACM32.@)
 584  */
 585 MMRESULT WINAPI acmFormatTagDetailsA(HACMDRIVER had, PACMFORMATTAGDETAILSA paftda,
 586                                      DWORD fdwDetails)
 587 {
 588     ACMFORMATTAGDETAILSW        aftdw;
 589     MMRESULT                    mmr;
 590
 591     memset(&aftdw, 0, sizeof(aftdw));
 592     aftdw.cbStruct = sizeof(aftdw);
 593     aftdw.dwFormatTagIndex = paftda->dwFormatTagIndex;
 594     aftdw.dwFormatTag = paftda->dwFormatTag;
 595
 596     mmr = acmFormatTagDetailsW(had, &aftdw, fdwDetails);
 597     if (mmr == MMSYSERR_NOERROR) {
 598         paftda->dwFormatTag = aftdw.dwFormatTag;
 599         paftda->dwFormatTagIndex = aftdw.dwFormatTagIndex;
 600         paftda->cbFormatSize = aftdw.cbFormatSize;
 601         paftda->fdwSupport = aftdw.fdwSupport;
 602         paftda->cStandardFormats = aftdw.cStandardFormats;
 603         WideCharToMultiByte( CP_ACP, 0, aftdw.szFormatTag, -1, paftda->szFormatTag,
 604                              sizeof(paftda->szFormatTag), NULL, NULL );
 605     }
 606     return mmr;
 607 }
 608
 609 /***********************************************************************
 610  *           acmFormatTagDetailsW (MSACM32.@)
 611  */
 612 MMRESULT WINAPI acmFormatTagDetailsW(HACMDRIVER had, PACMFORMATTAGDETAILSW paftd,
 613                                      DWORD fdwDetails)
 614 {
 615     PWINE_ACMDRIVERID   padid;
 616     MMRESULT            mmr = ACMERR_NOTPOSSIBLE;
 617
 618     TRACE("(%p, %p, %ld)\n", had, paftd, fdwDetails);
 619
 620     if (fdwDetails & ~(ACM_FORMATTAGDETAILSF_FORMATTAG|ACM_FORMATTAGDETAILSF_INDEX|
 621                        ACM_FORMATTAGDETAILSF_LARGESTSIZE))
 622         return MMSYSERR_INVALFLAG;
 623
 624     switch (fdwDetails) {
 625     case ACM_FORMATTAGDETAILSF_FORMATTAG:
 626         if (had == NULL) {
 627             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 628                 /* should check for codec only */
 629                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 630                     MSACM_FindFormatTagInCache(padid, paftd->dwFormatTag, NULL) &&
 631                     acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == 0) {
 632                     mmr = MSACM_Message(had, ACMDM_FORMATTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 633                     acmDriverClose(had, 0);
 634                     if (mmr == MMSYSERR_NOERROR) break;
 635                 }
 636             }
 637         } else {
 638             PWINE_ACMDRIVER     pad = MSACM_GetDriver(had);
 639
 640             if (pad && MSACM_FindFormatTagInCache(pad->obj.pACMDriverID, paftd->dwFormatTag, NULL))
 641                 mmr = MSACM_Message(had, ACMDM_FORMATTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 642         }
 643         break;
 644
 645     case ACM_FORMATTAGDETAILSF_INDEX:
 646         if (had != NULL) {
 647             PWINE_ACMDRIVER     pad = MSACM_GetDriver(had);
 648
 649             if (pad && paftd->dwFormatTagIndex < pad->obj.pACMDriverID->cFormatTags)
 650                 mmr = MSACM_Message(had, ACMDM_FORMATTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 651         }
 652         break;
 653
 654     case ACM_FORMATTAGDETAILSF_LARGESTSIZE:
 655         if (had == NULL) {
 656             ACMFORMATTAGDETAILSW        tmp;
 657             DWORD                       ft = paftd->dwFormatTag;
 658
 659             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 660                 /* should check for codec only */
 661                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 662                     acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == 0) {
 663
 664                     memset(&tmp, 0, sizeof(tmp));
 665                     tmp.cbStruct = sizeof(tmp);
 666                     tmp.dwFormatTag = ft;
 667
 668                     if (MSACM_Message(had, ACMDM_FORMATTAG_DETAILS,
 669                                       (LPARAM)&tmp, fdwDetails) == MMSYSERR_NOERROR) {
 670                         if (mmr == ACMERR_NOTPOSSIBLE ||
 671                             paftd->cbFormatSize < tmp.cbFormatSize) {
 672                             *paftd = tmp;
 673                             mmr = MMSYSERR_NOERROR;
 674                         }
 675                     }
 676                     acmDriverClose(had, 0);
 677                 }
 678             }
 679         } else {
 680             mmr = MSACM_Message(had, ACMDM_FORMATTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 681         }
 682         break;
 683
 684     default:
 685         WARN("Unsupported fdwDetails=%08lx\n", fdwDetails);
 686         mmr = MMSYSERR_ERROR;
 687     }
 688
 689     if (mmr == MMSYSERR_NOERROR &&
 690         paftd->dwFormatTag == WAVE_FORMAT_PCM && paftd->szFormatTag[0] == 0)
 691         MultiByteToWideChar( CP_ACP, 0, "PCM", -1, paftd->szFormatTag,
 692                              sizeof(paftd->szFormatTag)/sizeof(WCHAR) );
 693
 694     return mmr;
 695 }
 696
 697 struct MSACM_FormatTagEnumWtoA_Instance {
 698     PACMFORMATTAGDETAILSA       paftda;
 699     DWORD                       dwInstance;
 700     ACMFORMATTAGENUMCBA         fnCallback;
 701 };
 702
 703 static BOOL CALLBACK MSACM_FormatTagEnumCallbackWtoA(HACMDRIVERID hadid,
 704                                                      PACMFORMATTAGDETAILSW paftdw,
 705                                                      DWORD dwInstance,
 706                                                      DWORD fdwSupport)
 707 {
 708     struct MSACM_FormatTagEnumWtoA_Instance* paftei;
 709
 710     paftei = (struct MSACM_FormatTagEnumWtoA_Instance*)dwInstance;
 711
 712     paftei->paftda->dwFormatTagIndex = paftdw->dwFormatTagIndex;
 713     paftei->paftda->dwFormatTag = paftdw->dwFormatTag;
 714     paftei->paftda->cbFormatSize = paftdw->cbFormatSize;
 715     paftei->paftda->fdwSupport = paftdw->fdwSupport;
 716     paftei->paftda->cStandardFormats = paftdw->cStandardFormats;
 717     WideCharToMultiByte( CP_ACP, 0, paftdw->szFormatTag, -1, paftei->paftda->szFormatTag,
 718                          sizeof(paftei->paftda->szFormatTag), NULL, NULL );
 719
 720     return (paftei->fnCallback)(hadid, paftei->paftda,
 721                                 paftei->dwInstance, fdwSupport);
 722 }
 723
 724 /***********************************************************************
 725  *           acmFormatTagEnumA (MSACM32.@)
 726  */
 727 MMRESULT WINAPI acmFormatTagEnumA(HACMDRIVER had, PACMFORMATTAGDETAILSA paftda,
 728                                   ACMFORMATTAGENUMCBA fnCallback, DWORD dwInstance,
 729                                   DWORD fdwEnum)
 730 {
 731     ACMFORMATTAGDETAILSW        aftdw;
 732     struct MSACM_FormatTagEnumWtoA_Instance aftei;
 733
 734     memset(&aftdw, 0, sizeof(aftdw));
 735     aftdw.cbStruct = sizeof(aftdw);
 736     aftdw.dwFormatTagIndex = paftda->dwFormatTagIndex;
 737     aftdw.dwFormatTag = paftda->dwFormatTag;
 738
 739     aftei.paftda = paftda;
 740     aftei.dwInstance = dwInstance;
 741     aftei.fnCallback = fnCallback;
 742
 743     return acmFormatTagEnumW(had, &aftdw, MSACM_FormatTagEnumCallbackWtoA,
 744                              (DWORD)&aftei, fdwEnum);
 745 }
 746
 747 /***********************************************************************
 748  *           acmFormatTagEnumW (MSACM32.@)
 749  */
 750 MMRESULT WINAPI acmFormatTagEnumW(HACMDRIVER had, PACMFORMATTAGDETAILSW paftd,
 751                                   ACMFORMATTAGENUMCBW fnCallback, DWORD dwInstance,
 752                                   DWORD fdwEnum)
 753 {
 754     PWINE_ACMDRIVERID           padid;
 755     int                         i;
 756     BOOL                        bPcmDone = FALSE;
 757
 758     TRACE("(%p, %p, %p, %ld, %ld)\n",
 759           had, paftd, fnCallback, dwInstance, fdwEnum);
 760
 761     if (paftd->cbStruct < sizeof(*paftd)) return MMSYSERR_INVALPARAM;
 762
 763     /* (WS) MSDN info page says that if had != 0, then we should find
 764      * the specific driver to get its tags from. Therefore I'm removing
 765      * the FIXME call and adding a search block below. It also seems
 766      * that the lack of this functionality was the responsible for
 767      * codecs to be multiply and incorrectly listed.
 768      */
 769
 770     /* if (had) FIXME("had != NULL, not supported\n"); */
 771
 772     if (had) {
 773
 774        if (acmDriverID((HACMOBJ)had, (HACMDRIVERID *)&padid, 0) != MMSYSERR_NOERROR)
 775           return MMSYSERR_INVALHANDLE;
 776
 777        for (i = 0; i < padid->cFormatTags; i++) {
 778           paftd->dwFormatTagIndex = i;
 779           if (MSACM_Message(had, ACMDM_FORMATTAG_DETAILS,
 780           (LPARAM)paftd, ACM_FORMATTAGDETAILSF_INDEX) == MMSYSERR_NOERROR) {
 781              if (paftd->dwFormatTag == WAVE_FORMAT_PCM) {
 782                 if (paftd->szFormatTag[0] == 0)
 783                    MultiByteToWideChar( CP_ACP, 0, "PCM", -1, paftd->szFormatTag,
 784                          sizeof(paftd->szFormatTag)/sizeof(WCHAR) );
 785                 /* (WS) I'm preserving this PCM hack since it seems to be
 786                  * correct. Please notice this block was borrowed from
 787                  * below.
 788                  */
 789                 if (bPcmDone) continue;
 790                    bPcmDone = TRUE;
 791              }
 792              if (!(fnCallback)((HACMDRIVERID)padid, paftd, dwInstance, padid->fdwSupport))
 793                 return MMSYSERR_NOERROR;
 794           }
 795        }
 796
 797     }
 798
 799     /* if had==0 then search for the first suitable driver */
 800     else {
 801        for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 802           /* should check for codec only */
 803           if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 804              acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == MMSYSERR_NOERROR) {
 805              for (i = 0; i < padid->cFormatTags; i++) {
 806                 paftd->dwFormatTagIndex = i;
 807                 if (MSACM_Message(had, ACMDM_FORMATTAG_DETAILS,
 808                    (LPARAM)paftd, ACM_FORMATTAGDETAILSF_INDEX) == MMSYSERR_NOERROR) {
 809                    if (paftd->dwFormatTag == WAVE_FORMAT_PCM) {
 810                       if (paftd->szFormatTag[0] == 0)
 811                          MultiByteToWideChar( CP_ACP, 0, "PCM", -1, paftd->szFormatTag,
 812                                  sizeof(paftd->szFormatTag)/sizeof(WCHAR) );
 813                       /* FIXME (EPP): I'm not sure this is the correct
 814                        * algorithm (should make more sense to apply the same
 815                        * for all already loaded formats, but this will do
 816                        * for now
 817                        */
 818                       if (bPcmDone) continue;
 819                          bPcmDone = TRUE;
 820                    }
 821                    if (!(fnCallback)((HACMDRIVERID)padid, paftd, dwInstance, padid->fdwSupport)) {
 822                       acmDriverClose(had, 0);
 823                       return MMSYSERR_NOERROR;
 824                    }
 825                 }
 826              }
 827           }
 828           acmDriverClose(had, 0);
 829        }
 830     }
 831     return MMSYSERR_NOERROR;
 832 }