git.oblomov.eu Git - wine/blob - dlls/msacm32/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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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_PTR dwInstance,
  58                                             DWORD fdwSupport)
  59 {
  60     struct MSACM_FillFormatData*        affd = (struct MSACM_FillFormatData*)dwInstance;
  61
  62     switch (affd->mode) {
  63     case WINE_ACMFF_TAG:
  64         if (SendDlgItemMessageA(affd->hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG,
  65                                 CB_FINDSTRINGEXACT,
  66                                 (WPARAM)-1, (LPARAM)paftd->szFormatTag) == CB_ERR)
  67             SendDlgItemMessageA(affd->hWnd, IDD_ACMFORMATCHOOSE_CMB_FORMATTAG,
  68                                 CB_ADDSTRING, 0, (DWORD)paftd->szFormatTag);
  69         break;
  70     case WINE_ACMFF_FORMAT:
  71         if (strcmp(affd->szFormatTag, paftd->szFormatTag) == 0) {
  72             HACMDRIVER          had;
  73
  74             if (acmDriverOpen(&had, hadid, 0) == MMSYSERR_NOERROR) {
  75                 ACMFORMATDETAILSA       afd;
  76                unsigned int            i, len;
  77                 MMRESULT                mmr;
  78                 char                    buffer[ACMFORMATDETAILS_FORMAT_CHARS+16];
  79
  80                 afd.cbStruct = sizeof(afd);
  81                 afd.dwFormatTag = paftd->dwFormatTag;
  82                 afd.pwfx = HeapAlloc(MSACM_hHeap, 0, paftd->cbFormatSize);
  83                 if (!afd.pwfx) return FALSE;
  84                 afd.pwfx->wFormatTag = paftd->dwFormatTag;
  85                 afd.pwfx->cbSize = paftd->cbFormatSize;
  86                 afd.cbwfx = paftd->cbFormatSize;
  87
  88                 for (i = 0; i < paftd->cStandardFormats; i++) {
  89                     afd.dwFormatIndex = i;
  90                     mmr = acmFormatDetailsA(had, &afd, ACM_FORMATDETAILSF_INDEX);
  91                     if (mmr == MMSYSERR_NOERROR) {
  92                        lstrcpynA(buffer, afd.szFormat, ACMFORMATTAGDETAILS_FORMATTAG_CHARS + 1);
  93                        len = strlen(buffer);
  94                        memset(buffer+len, ' ', ACMFORMATTAGDETAILS_FORMATTAG_CHARS - len);
  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%08lx 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 %08x\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%08lx 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, (LPARAM)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 const WCHAR          fmt1[] = {'%','d',' ','H','z',0};
 321     static const WCHAR          fmt2[] = {';',' ','%','d',' ','b','i','t','s',0};
 322     ACMFORMATTAGDETAILSA        aftd;
 323
 324     TRACE("(%p, %p, %d)\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 %08x\n", fdwDetails);
 360         mmr = MMSYSERR_INVALFLAG;
 361         break;
 362     }
 363
 364     if (mmr == MMSYSERR_NOERROR && pafd->szFormat[0] == 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_PTR 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,
 409                                DWORD_PTR dwInstance, DWORD fdwEnum)
 410 {
 411     ACMFORMATDETAILSW           afdw;
 412     struct MSACM_FormatEnumWtoA_Instance afei;
 413
 414     if (!pafda)
 415         return MMSYSERR_INVALPARAM;
 416
 417     if (pafda->cbStruct < sizeof(*pafda))
 418         return MMSYSERR_INVALPARAM;
 419
 420     memset(&afdw, 0, sizeof(afdw));
 421     afdw.cbStruct = sizeof(afdw);
 422     afdw.dwFormatIndex = pafda->dwFormatIndex;
 423     afdw.dwFormatTag = pafda->dwFormatTag;
 424     afdw.pwfx = pafda->pwfx;
 425     afdw.cbwfx = pafda->cbwfx;
 426
 427     afei.pafda = pafda;
 428     afei.dwInstance = dwInstance;
 429     afei.fnCallback = fnCallback;
 430
 431     return acmFormatEnumW(had, &afdw, MSACM_FormatEnumCallbackWtoA,
 432                           (DWORD)&afei, fdwEnum);
 433 }
 434
 435 /***********************************************************************
 436  *           acmFormatEnumW (MSACM32.@)
 437  */
 438 static BOOL MSACM_FormatEnumHelper(PWINE_ACMDRIVERID padid, HACMDRIVER had,
 439                                    PACMFORMATDETAILSW pafd, PWAVEFORMATEX pwfxRef,
 440                                    ACMFORMATENUMCBW fnCallback, DWORD dwInstance,
 441                                    DWORD fdwEnum)
 442 {
 443     ACMFORMATTAGDETAILSW        aftd;
 444     unsigned int                        i, j;
 445
 446     for (i = 0; i < padid->cFormatTags; i++) {
 447         memset(&aftd, 0, sizeof(aftd));
 448         aftd.cbStruct = sizeof(aftd);
 449         aftd.dwFormatTagIndex = i;
 450         if (acmFormatTagDetailsW(had, &aftd, ACM_FORMATTAGDETAILSF_INDEX) != MMSYSERR_NOERROR)
 451             continue;
 452
 453         if ((fdwEnum & ACM_FORMATENUMF_WFORMATTAG) && aftd.dwFormatTag != pwfxRef->wFormatTag)
 454             continue;
 455
 456         for (j = 0; j < aftd.cStandardFormats; j++) {
 457             pafd->dwFormatIndex = j;
 458             pafd->dwFormatTag = aftd.dwFormatTag;
 459             if (acmFormatDetailsW(had, pafd, ACM_FORMATDETAILSF_INDEX) != MMSYSERR_NOERROR)
 460                 continue;
 461
 462             if ((fdwEnum & ACM_FORMATENUMF_NCHANNELS) &&
 463                 pafd->pwfx->nChannels != pwfxRef->nChannels)
 464                 continue;
 465             if ((fdwEnum & ACM_FORMATENUMF_NSAMPLESPERSEC) &&
 466                 pafd->pwfx->nSamplesPerSec != pwfxRef->nSamplesPerSec)
 467                 continue;
 468             if ((fdwEnum & ACM_FORMATENUMF_WBITSPERSAMPLE) &&
 469                 pafd->pwfx->wBitsPerSample != pwfxRef->wBitsPerSample)
 470                 continue;
 471             if ((fdwEnum & ACM_FORMATENUMF_HARDWARE) &&
 472                 !(pafd->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_HARDWARE))
 473                 continue;
 474
 475             /* more checks to be done on fdwEnum */
 476
 477             if (!(fnCallback)((HACMDRIVERID)padid, pafd, dwInstance, padid->fdwSupport))
 478                 return FALSE;
 479         }
 480         /* the "formats" used by the filters are also reported */
 481     }
 482     return TRUE;
 483 }
 484
 485 /**********************************************************************/
 486
 487 MMRESULT WINAPI acmFormatEnumW(HACMDRIVER had, PACMFORMATDETAILSW pafd,
 488                                ACMFORMATENUMCBW fnCallback,
 489                                DWORD_PTR dwInstance, DWORD fdwEnum)
 490 {
 491     PWINE_ACMDRIVERID           padid;
 492     WAVEFORMATEX                wfxRef;
 493     BOOL                        ret;
 494
 495     TRACE("(%p, %p, %p, %ld, %d)\n",
 496           had, pafd, fnCallback, dwInstance, fdwEnum);
 497
 498     if (!pafd)
 499         return MMSYSERR_INVALPARAM;
 500
 501     if (pafd->cbStruct < sizeof(*pafd))
 502         return MMSYSERR_INVALPARAM;
 503
 504     if (fdwEnum & (ACM_FORMATENUMF_WFORMATTAG|ACM_FORMATENUMF_NCHANNELS|
 505                    ACM_FORMATENUMF_NSAMPLESPERSEC|ACM_FORMATENUMF_WBITSPERSAMPLE|
 506                    ACM_FORMATENUMF_CONVERT|ACM_FORMATENUMF_SUGGEST))
 507         wfxRef = *pafd->pwfx;
 508
 509     if ((fdwEnum & ACM_FORMATENUMF_HARDWARE) &&
 510         !(fdwEnum & (ACM_FORMATENUMF_INPUT|ACM_FORMATENUMF_OUTPUT)))
 511         return MMSYSERR_INVALPARAM;
 512
 513     if ((fdwEnum & ACM_FORMATENUMF_WFORMATTAG) &&
 514         (pafd->dwFormatTag != pafd->pwfx->wFormatTag))
 515         return MMSYSERR_INVALPARAM;
 516
 517     if (fdwEnum & (ACM_FORMATENUMF_CONVERT|ACM_FORMATENUMF_SUGGEST|
 518                    ACM_FORMATENUMF_INPUT|ACM_FORMATENUMF_OUTPUT))
 519         FIXME("Unsupported fdwEnum values %08x\n", fdwEnum);
 520
 521     if (had) {
 522         HACMDRIVERID    hadid;
 523
 524         if (acmDriverID((HACMOBJ)had, &hadid, 0) != MMSYSERR_NOERROR)
 525             return MMSYSERR_INVALHANDLE;
 526         MSACM_FormatEnumHelper(MSACM_GetDriverID(hadid), had, pafd, &wfxRef,
 527                                fnCallback, dwInstance, fdwEnum);
 528         return MMSYSERR_NOERROR;
 529     }
 530     for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 531             /* should check for codec only */
 532             if ((padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) ||
 533                 acmDriverOpen(&had, (HACMDRIVERID)padid, 0) != MMSYSERR_NOERROR)
 534                 continue;
 535             ret = MSACM_FormatEnumHelper(padid, had, pafd, &wfxRef,
 536                                          fnCallback, dwInstance, fdwEnum);
 537             acmDriverClose(had, 0);
 538             if (!ret) break;
 539     }
 540     return MMSYSERR_NOERROR;
 541 }
 542
 543 /***********************************************************************
 544  *           acmFormatSuggest (MSACM32.@)
 545  */
 546 MMRESULT WINAPI acmFormatSuggest(HACMDRIVER had, PWAVEFORMATEX pwfxSrc,
 547                                  PWAVEFORMATEX pwfxDst, DWORD cbwfxDst, DWORD fdwSuggest)
 548 {
 549     ACMDRVFORMATSUGGEST adfg;
 550     MMRESULT            mmr;
 551
 552     TRACE("(%p, %p, %p, %d, %d)\n",
 553           had, pwfxSrc, pwfxDst, cbwfxDst, fdwSuggest);
 554
 555     if (fdwSuggest & ~(ACM_FORMATSUGGESTF_NCHANNELS|ACM_FORMATSUGGESTF_NSAMPLESPERSEC|
 556                        ACM_FORMATSUGGESTF_WBITSPERSAMPLE|ACM_FORMATSUGGESTF_WFORMATTAG))
 557         return MMSYSERR_INVALFLAG;
 558
 559     adfg.cbStruct = sizeof(adfg);
 560     adfg.fdwSuggest = fdwSuggest;
 561     adfg.pwfxSrc = pwfxSrc;
 562     adfg.cbwfxSrc = (pwfxSrc->wFormatTag == WAVE_FORMAT_PCM) ?
 563         sizeof(WAVEFORMATEX) : (sizeof(WAVEFORMATEX) + pwfxSrc->cbSize);
 564     adfg.pwfxDst = pwfxDst;
 565     adfg.cbwfxDst = cbwfxDst;
 566
 567     if (had == NULL) {
 568         PWINE_ACMDRIVERID       padid;
 569
 570         /* MS doc says: ACM finds the best suggestion.
 571          * Well, first found will be the "best"
 572          */
 573         mmr = ACMERR_NOTPOSSIBLE;
 574         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 575             /* should check for codec only */
 576             if ((padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) ||
 577                 acmDriverOpen(&had, (HACMDRIVERID)padid, 0) != MMSYSERR_NOERROR)
 578                 continue;
 579
 580             if (MSACM_Message(had, ACMDM_FORMAT_SUGGEST, (LPARAM)&adfg, 0L) == MMSYSERR_NOERROR) {
 581                 mmr = MMSYSERR_NOERROR;
 582                 break;
 583             }
 584             acmDriverClose(had, 0);
 585         }
 586     } else {
 587         mmr = MSACM_Message(had, ACMDM_FORMAT_SUGGEST, (LPARAM)&adfg, 0L);
 588     }
 589     return mmr;
 590 }
 591
 592 /***********************************************************************
 593  *           acmFormatTagDetailsA (MSACM32.@)
 594  */
 595 MMRESULT WINAPI acmFormatTagDetailsA(HACMDRIVER had, PACMFORMATTAGDETAILSA paftda,
 596                                      DWORD fdwDetails)
 597 {
 598     ACMFORMATTAGDETAILSW        aftdw;
 599     MMRESULT                    mmr;
 600
 601     memset(&aftdw, 0, sizeof(aftdw));
 602     aftdw.cbStruct = sizeof(aftdw);
 603     aftdw.dwFormatTagIndex = paftda->dwFormatTagIndex;
 604     aftdw.dwFormatTag = paftda->dwFormatTag;
 605
 606     mmr = acmFormatTagDetailsW(had, &aftdw, fdwDetails);
 607     if (mmr == MMSYSERR_NOERROR) {
 608         paftda->dwFormatTag = aftdw.dwFormatTag;
 609         paftda->dwFormatTagIndex = aftdw.dwFormatTagIndex;
 610         paftda->cbFormatSize = aftdw.cbFormatSize;
 611         paftda->fdwSupport = aftdw.fdwSupport;
 612         paftda->cStandardFormats = aftdw.cStandardFormats;
 613         WideCharToMultiByte( CP_ACP, 0, aftdw.szFormatTag, -1, paftda->szFormatTag,
 614                              sizeof(paftda->szFormatTag), NULL, NULL );
 615     }
 616     return mmr;
 617 }
 618
 619 /***********************************************************************
 620  *           acmFormatTagDetailsW (MSACM32.@)
 621  */
 622 MMRESULT WINAPI acmFormatTagDetailsW(HACMDRIVER had, PACMFORMATTAGDETAILSW paftd,
 623                                      DWORD fdwDetails)
 624 {
 625     PWINE_ACMDRIVERID   padid;
 626     MMRESULT            mmr = ACMERR_NOTPOSSIBLE;
 627
 628     TRACE("(%p, %p, %d)\n", had, paftd, fdwDetails);
 629
 630     if (fdwDetails & ~(ACM_FORMATTAGDETAILSF_FORMATTAG|ACM_FORMATTAGDETAILSF_INDEX|
 631                        ACM_FORMATTAGDETAILSF_LARGESTSIZE))
 632         return MMSYSERR_INVALFLAG;
 633
 634     switch (fdwDetails) {
 635     case ACM_FORMATTAGDETAILSF_FORMATTAG:
 636         if (had == NULL) {
 637             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 638                 /* should check for codec only */
 639                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 640                     MSACM_FindFormatTagInCache(padid, paftd->dwFormatTag, NULL) &&
 641                     acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == 0) {
 642                     mmr = MSACM_Message(had, ACMDM_FORMATTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 643                     acmDriverClose(had, 0);
 644                     if (mmr == MMSYSERR_NOERROR) break;
 645                 }
 646             }
 647         } else {
 648             PWINE_ACMDRIVER     pad = MSACM_GetDriver(had);
 649
 650             if (pad && MSACM_FindFormatTagInCache(pad->obj.pACMDriverID, paftd->dwFormatTag, NULL))
 651                 mmr = MSACM_Message(had, ACMDM_FORMATTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 652         }
 653         break;
 654
 655     case ACM_FORMATTAGDETAILSF_INDEX:
 656         if (had != NULL) {
 657             PWINE_ACMDRIVER     pad = MSACM_GetDriver(had);
 658
 659             if (pad && paftd->dwFormatTagIndex < pad->obj.pACMDriverID->cFormatTags)
 660                 mmr = MSACM_Message(had, ACMDM_FORMATTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 661         }
 662         break;
 663
 664     case ACM_FORMATTAGDETAILSF_LARGESTSIZE:
 665         if (had == NULL) {
 666             ACMFORMATTAGDETAILSW        tmp;
 667             DWORD                       ft = paftd->dwFormatTag;
 668
 669             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 670                 /* should check for codec only */
 671                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 672                     acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == 0) {
 673
 674                     memset(&tmp, 0, sizeof(tmp));
 675                     tmp.cbStruct = sizeof(tmp);
 676                     tmp.dwFormatTag = ft;
 677
 678                     if (MSACM_Message(had, ACMDM_FORMATTAG_DETAILS,
 679                                       (LPARAM)&tmp, fdwDetails) == MMSYSERR_NOERROR) {
 680                         if (mmr == ACMERR_NOTPOSSIBLE ||
 681                             paftd->cbFormatSize < tmp.cbFormatSize) {
 682                             *paftd = tmp;
 683                             mmr = MMSYSERR_NOERROR;
 684                         }
 685                     }
 686                     acmDriverClose(had, 0);
 687                 }
 688             }
 689         } else {
 690             mmr = MSACM_Message(had, ACMDM_FORMATTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 691         }
 692         break;
 693
 694     default:
 695         WARN("Unsupported fdwDetails=%08x\n", fdwDetails);
 696         mmr = MMSYSERR_ERROR;
 697     }
 698
 699     if (mmr == MMSYSERR_NOERROR &&
 700         paftd->dwFormatTag == WAVE_FORMAT_PCM && paftd->szFormatTag[0] == 0)
 701         MultiByteToWideChar( CP_ACP, 0, "PCM", -1, paftd->szFormatTag,
 702                              sizeof(paftd->szFormatTag)/sizeof(WCHAR) );
 703
 704     return mmr;
 705 }
 706
 707 struct MSACM_FormatTagEnumWtoA_Instance {
 708     PACMFORMATTAGDETAILSA       paftda;
 709     DWORD                       dwInstance;
 710     ACMFORMATTAGENUMCBA         fnCallback;
 711 };
 712
 713 static BOOL CALLBACK MSACM_FormatTagEnumCallbackWtoA(HACMDRIVERID hadid,
 714                                                      PACMFORMATTAGDETAILSW paftdw,
 715                                                      DWORD_PTR dwInstance,
 716                                                      DWORD fdwSupport)
 717 {
 718     struct MSACM_FormatTagEnumWtoA_Instance* paftei;
 719
 720     paftei = (struct MSACM_FormatTagEnumWtoA_Instance*)dwInstance;
 721
 722     paftei->paftda->dwFormatTagIndex = paftdw->dwFormatTagIndex;
 723     paftei->paftda->dwFormatTag = paftdw->dwFormatTag;
 724     paftei->paftda->cbFormatSize = paftdw->cbFormatSize;
 725     paftei->paftda->fdwSupport = paftdw->fdwSupport;
 726     paftei->paftda->cStandardFormats = paftdw->cStandardFormats;
 727     WideCharToMultiByte( CP_ACP, 0, paftdw->szFormatTag, -1, paftei->paftda->szFormatTag,
 728                          sizeof(paftei->paftda->szFormatTag), NULL, NULL );
 729
 730     return (paftei->fnCallback)(hadid, paftei->paftda,
 731                                 paftei->dwInstance, fdwSupport);
 732 }
 733
 734 /***********************************************************************
 735  *           acmFormatTagEnumA (MSACM32.@)
 736  */
 737 MMRESULT WINAPI acmFormatTagEnumA(HACMDRIVER had, PACMFORMATTAGDETAILSA paftda,
 738                                   ACMFORMATTAGENUMCBA fnCallback,
 739                                   DWORD_PTR dwInstance, DWORD fdwEnum)
 740 {
 741     ACMFORMATTAGDETAILSW        aftdw;
 742     struct MSACM_FormatTagEnumWtoA_Instance aftei;
 743
 744     if (!paftda)
 745         return MMSYSERR_INVALPARAM;
 746
 747     if (paftda->cbStruct < sizeof(*paftda))
 748         return MMSYSERR_INVALPARAM;
 749
 750     if (fdwEnum != 0)
 751         return MMSYSERR_INVALFLAG;
 752
 753     memset(&aftdw, 0, sizeof(aftdw));
 754     aftdw.cbStruct = sizeof(aftdw);
 755     aftdw.dwFormatTagIndex = paftda->dwFormatTagIndex;
 756     aftdw.dwFormatTag = paftda->dwFormatTag;
 757
 758     aftei.paftda = paftda;
 759     aftei.dwInstance = dwInstance;
 760     aftei.fnCallback = fnCallback;
 761
 762     return acmFormatTagEnumW(had, &aftdw, MSACM_FormatTagEnumCallbackWtoA,
 763                              (DWORD)&aftei, fdwEnum);
 764 }
 765
 766 /***********************************************************************
 767  *           acmFormatTagEnumW (MSACM32.@)
 768  */
 769 MMRESULT WINAPI acmFormatTagEnumW(HACMDRIVER had, PACMFORMATTAGDETAILSW paftd,
 770                                   ACMFORMATTAGENUMCBW fnCallback,
 771                                   DWORD_PTR dwInstance, DWORD fdwEnum)
 772 {
 773     PWINE_ACMDRIVERID           padid;
 774     unsigned int                        i;
 775     BOOL                        bPcmDone = FALSE;
 776
 777     TRACE("(%p, %p, %p, %ld, %d)\n",
 778           had, paftd, fnCallback, dwInstance, fdwEnum);
 779
 780     if (!paftd)
 781         return MMSYSERR_INVALPARAM;
 782
 783     if (paftd->cbStruct < sizeof(*paftd))
 784         return MMSYSERR_INVALPARAM;
 785
 786     if (fdwEnum != 0)
 787         return MMSYSERR_INVALFLAG;
 788
 789     /* (WS) MSDN info page says that if had != 0, then we should find
 790      * the specific driver to get its tags from. Therefore I'm removing
 791      * the FIXME call and adding a search block below. It also seems
 792      * that the lack of this functionality was the responsible for
 793      * codecs to be multiply and incorrectly listed.
 794      */
 795
 796     /* if (had) FIXME("had != NULL, not supported\n"); */
 797
 798     if (had) {
 799
 800        if (acmDriverID((HACMOBJ)had, (HACMDRIVERID *)&padid, 0) != MMSYSERR_NOERROR)
 801           return MMSYSERR_INVALHANDLE;
 802
 803        for (i = 0; i < padid->cFormatTags; i++) {
 804           paftd->dwFormatTagIndex = i;
 805           if (MSACM_Message(had, ACMDM_FORMATTAG_DETAILS,
 806           (LPARAM)paftd, ACM_FORMATTAGDETAILSF_INDEX) == MMSYSERR_NOERROR) {
 807              if (paftd->dwFormatTag == WAVE_FORMAT_PCM) {
 808                 if (paftd->szFormatTag[0] == 0)
 809                    MultiByteToWideChar( CP_ACP, 0, "PCM", -1, paftd->szFormatTag,
 810                          sizeof(paftd->szFormatTag)/sizeof(WCHAR) );
 811                 /* (WS) I'm preserving this PCM hack since it seems to be
 812                  * correct. Please notice this block was borrowed from
 813                  * below.
 814                  */
 815                 if (bPcmDone) continue;
 816                    bPcmDone = TRUE;
 817              }
 818              if (!(fnCallback)((HACMDRIVERID)padid, paftd, dwInstance, padid->fdwSupport))
 819                 return MMSYSERR_NOERROR;
 820           }
 821        }
 822
 823     }
 824
 825     /* if had==0 then search for the first suitable driver */
 826     else {
 827        for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 828           /* should check for codec only */
 829           if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 830              acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == MMSYSERR_NOERROR) {
 831              for (i = 0; i < padid->cFormatTags; i++) {
 832                 paftd->dwFormatTagIndex = i;
 833                 if (MSACM_Message(had, ACMDM_FORMATTAG_DETAILS,
 834                    (LPARAM)paftd, ACM_FORMATTAGDETAILSF_INDEX) == MMSYSERR_NOERROR) {
 835                    if (paftd->dwFormatTag == WAVE_FORMAT_PCM) {
 836                       if (paftd->szFormatTag[0] == 0)
 837                          MultiByteToWideChar( CP_ACP, 0, "PCM", -1, paftd->szFormatTag,
 838                                  sizeof(paftd->szFormatTag)/sizeof(WCHAR) );
 839                       /* FIXME (EPP): I'm not sure this is the correct
 840                        * algorithm (should make more sense to apply the same
 841                        * for all already loaded formats, but this will do
 842                        * for now
 843                        */
 844                       if (bPcmDone) continue;
 845                          bPcmDone = TRUE;
 846                    }
 847                    if (!(fnCallback)((HACMDRIVERID)padid, paftd, dwInstance, padid->fdwSupport)) {
 848                       acmDriverClose(had, 0);
 849                       return MMSYSERR_NOERROR;
 850                    }
 851                 }
 852              }
 853           }
 854           acmDriverClose(had, 0);
 855        }
 856     }
 857     return MMSYSERR_NOERROR;
 858 }