dlls/msacm/filter.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2
   3 /*
   4  *      MSACM32 library
   5  *
   6  *      Copyright 1998  Patrik Stridvall
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 #include <string.h>
  24 #include "winbase.h"
  25 #include "winnls.h"
  26 #include "winerror.h"
  27 #include "mmsystem.h"
  28 #include "msacm.h"
  29 #include "msacmdrv.h"
  30 #include "wineacm.h"
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(msacm);
  34
  35 /***********************************************************************
  36  *           acmFilterChooseA (MSACM32.@)
  37  */
  38 MMRESULT WINAPI acmFilterChooseA(PACMFILTERCHOOSEA pafltrc)
  39 {
  40     FIXME("(%p): stub\n", pafltrc);
  41     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
  42     return MMSYSERR_ERROR;
  43 }
  44
  45 /***********************************************************************
  46  *           acmFilterChooseW (MSACM32.@)
  47  */
  48 MMRESULT WINAPI acmFilterChooseW(PACMFILTERCHOOSEW pafltrc)
  49 {
  50     FIXME("(%p): stub\n", pafltrc);
  51     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
  52     return MMSYSERR_ERROR;
  53 }
  54
  55 /***********************************************************************
  56  *           acmFilterDetailsA (MSACM32.@)
  57  */
  58 MMRESULT WINAPI acmFilterDetailsA(HACMDRIVER had, PACMFILTERDETAILSA pafd,
  59                                   DWORD fdwDetails)
  60 {
  61     ACMFILTERDETAILSW   afdw;
  62     MMRESULT            mmr;
  63
  64     memset(&afdw, 0, sizeof(afdw));
  65     afdw.cbStruct = sizeof(afdw);
  66     afdw.dwFilterIndex = pafd->dwFilterIndex;
  67     afdw.dwFilterTag = pafd->dwFilterTag;
  68     afdw.pwfltr = pafd->pwfltr;
  69     afdw.cbwfltr = pafd->cbwfltr;
  70
  71     mmr = acmFilterDetailsW(had, &afdw, fdwDetails);
  72     if (mmr == MMSYSERR_NOERROR) {
  73         pafd->dwFilterTag = afdw.dwFilterTag;
  74         pafd->fdwSupport = afdw.fdwSupport;
  75         WideCharToMultiByte( CP_ACP, 0, afdw.szFilter, -1, pafd->szFilter,
  76                              sizeof(pafd->szFilter), NULL, NULL );
  77     }
  78     return mmr;
  79 }
  80
  81 /***********************************************************************
  82  *           acmFilterDetailsW (MSACM32.@)
  83  */
  84 MMRESULT WINAPI acmFilterDetailsW(HACMDRIVER had, PACMFILTERDETAILSW pafd,
  85                                   DWORD fdwDetails)
  86 {
  87     MMRESULT                    mmr;
  88     ACMFILTERTAGDETAILSA        aftd;
  89
  90     TRACE("(%p, %p, %ld)\n", had, pafd, fdwDetails);
  91
  92     memset(&aftd, 0, sizeof(aftd));
  93     aftd.cbStruct = sizeof(aftd);
  94
  95     if (pafd->cbStruct < sizeof(*pafd)) return MMSYSERR_INVALPARAM;
  96
  97     switch (fdwDetails) {
  98     case ACM_FILTERDETAILSF_FILTER:
  99         if (pafd->dwFilterTag != pafd->pwfltr->dwFilterTag) {
 100             mmr = MMSYSERR_INVALPARAM;
 101             break;
 102         }
 103         if (had == NULL) {
 104             PWINE_ACMDRIVERID           padid;
 105
 106             mmr = ACMERR_NOTPOSSIBLE;
 107             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 108                 /* should check for codec only */
 109                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 110                     acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == 0) {
 111                     mmr = MSACM_Message(had, ACMDM_FILTER_DETAILS,
 112                                         (LPARAM)pafd, (LPARAM)fdwDetails);
 113                     acmDriverClose(had, 0);
 114                     if (mmr == MMSYSERR_NOERROR) break;
 115                 }
 116             }
 117         } else {
 118             mmr = MSACM_Message(had, ACMDM_FILTER_DETAILS, (LPARAM)pafd, fdwDetails);
 119         }
 120         break;
 121     case ACM_FILTERDETAILSF_INDEX:
 122         /* should check pafd->dwFilterIndex < aftd->cStandardFilters */
 123         mmr = MSACM_Message(had, ACMDM_FILTER_DETAILS, (LPARAM)pafd, fdwDetails);
 124         break;
 125     default:
 126         WARN("Unknown fdwDetails %08lx\n", fdwDetails);
 127         mmr = MMSYSERR_INVALFLAG;
 128         break;
 129     }
 130
 131     TRACE("=> %d\n", mmr);
 132     return mmr;
 133 }
 134
 135 struct MSACM_FilterEnumWtoA_Instance {
 136     PACMFILTERDETAILSA  pafda;
 137     DWORD               dwInstance;
 138     ACMFILTERENUMCBA    fnCallback;
 139 };
 140
 141 static BOOL CALLBACK MSACM_FilterEnumCallbackWtoA(HACMDRIVERID hadid,
 142                                                   PACMFILTERDETAILSW pafdw,
 143                                                   DWORD dwInstance,
 144                                                   DWORD fdwSupport)
 145 {
 146     struct MSACM_FilterEnumWtoA_Instance* pafei;
 147
 148     pafei = (struct MSACM_FilterEnumWtoA_Instance*)dwInstance;
 149
 150     pafei->pafda->dwFilterIndex = pafdw->dwFilterIndex;
 151     pafei->pafda->dwFilterTag = pafdw->dwFilterTag;
 152     pafei->pafda->fdwSupport = pafdw->fdwSupport;
 153     WideCharToMultiByte( CP_ACP, 0, pafdw->szFilter, -1, pafei->pafda->szFilter,
 154                          sizeof(pafei->pafda->szFilter), NULL, NULL );
 155
 156     return (pafei->fnCallback)(hadid, pafei->pafda,
 157                                pafei->dwInstance, fdwSupport);
 158 }
 159
 160 /***********************************************************************
 161  *           acmFilterEnumA (MSACM32.@)
 162  */
 163 MMRESULT WINAPI acmFilterEnumA(HACMDRIVER had, PACMFILTERDETAILSA pafda,
 164                                ACMFILTERENUMCBA fnCallback, DWORD dwInstance,
 165                                DWORD fdwEnum)
 166 {
 167     ACMFILTERDETAILSW           afdw;
 168     struct MSACM_FilterEnumWtoA_Instance afei;
 169
 170     memset(&afdw, 0, sizeof(afdw));
 171     afdw.cbStruct = sizeof(afdw);
 172     afdw.dwFilterIndex = pafda->dwFilterIndex;
 173     afdw.dwFilterTag = pafda->dwFilterTag;
 174     afdw.pwfltr = pafda->pwfltr;
 175     afdw.cbwfltr = pafda->cbwfltr;
 176
 177     afei.pafda = pafda;
 178     afei.dwInstance = dwInstance;
 179     afei.fnCallback = fnCallback;
 180
 181     return acmFilterEnumW(had, &afdw, MSACM_FilterEnumCallbackWtoA,
 182                           (DWORD)&afei, fdwEnum);
 183 }
 184
 185 static BOOL MSACM_FilterEnumHelper(PWINE_ACMDRIVERID padid, HACMDRIVER had,
 186                                    PACMFILTERDETAILSW pafd,
 187                                    ACMFILTERENUMCBW fnCallback, DWORD dwInstance,
 188                                    DWORD fdwEnum)
 189 {
 190     ACMFILTERTAGDETAILSW        aftd;
 191     int                         i, j;
 192
 193     for (i = 0; i < padid->cFilterTags; i++) {
 194         memset(&aftd, 0, sizeof(aftd));
 195         aftd.cbStruct = sizeof(aftd);
 196         aftd.dwFilterTagIndex = i;
 197         if (acmFilterTagDetailsW(had, &aftd, ACM_FILTERTAGDETAILSF_INDEX) != MMSYSERR_NOERROR)
 198             continue;
 199
 200         if ((fdwEnum & ACM_FILTERENUMF_DWFILTERTAG) &&
 201             aftd.dwFilterTag != pafd->pwfltr->dwFilterTag)
 202             continue;
 203
 204         for (j = 0; j < aftd.cStandardFilters; j++) {
 205             pafd->dwFilterIndex = j;
 206             pafd->dwFilterTag = aftd.dwFilterTag;
 207             if (acmFilterDetailsW(had, pafd, ACM_FILTERDETAILSF_INDEX) != MMSYSERR_NOERROR)
 208                 continue;
 209
 210             if (!(fnCallback)((HACMDRIVERID)padid, pafd, dwInstance, padid->fdwSupport))
 211                 return FALSE;
 212         }
 213     }
 214     return TRUE;
 215 }
 216
 217 /***********************************************************************
 218  *           acmFilterEnumW (MSACM32.@)
 219  */
 220 MMRESULT WINAPI acmFilterEnumW(HACMDRIVER had, PACMFILTERDETAILSW pafd,
 221                                ACMFILTERENUMCBW fnCallback, DWORD dwInstance,
 222                                DWORD fdwEnum)
 223 {
 224     PWINE_ACMDRIVERID           padid;
 225     BOOL                        ret;
 226
 227     TRACE("(%p, %p, %p, %ld, %ld)\n",
 228           had, pafd, fnCallback, dwInstance, fdwEnum);
 229
 230     if (pafd->cbStruct < sizeof(*pafd)) return MMSYSERR_INVALPARAM;
 231
 232     if (fdwEnum & ~(ACM_FILTERENUMF_DWFILTERTAG))
 233         FIXME("Unsupported fdwEnum values\n");
 234
 235     if (had) {
 236         HACMDRIVERID    hadid;
 237
 238         if (acmDriverID((HACMOBJ)had, &hadid, 0) != MMSYSERR_NOERROR)
 239             return MMSYSERR_INVALHANDLE;
 240         MSACM_FilterEnumHelper(MSACM_GetDriverID(hadid), had, pafd,
 241                                fnCallback, dwInstance, fdwEnum);
 242         return MMSYSERR_NOERROR;
 243     }
 244     for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 245             /* should check for codec only */
 246             if ((padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) ||
 247                 acmDriverOpen(&had, (HACMDRIVERID)padid, 0) != MMSYSERR_NOERROR)
 248                 continue;
 249             ret = MSACM_FilterEnumHelper(padid, had, pafd,
 250                                          fnCallback, dwInstance, fdwEnum);
 251             acmDriverClose(had, 0);
 252             if (!ret) break;
 253     }
 254     return MMSYSERR_NOERROR;
 255 }
 256
 257 /***********************************************************************
 258  *           acmFilterTagDetailsA (MSACM32.@)
 259  */
 260 MMRESULT WINAPI acmFilterTagDetailsA(HACMDRIVER had, PACMFILTERTAGDETAILSA paftda,
 261                                      DWORD fdwDetails)
 262 {
 263     ACMFILTERTAGDETAILSW        aftdw;
 264     MMRESULT                    mmr;
 265
 266     memset(&aftdw, 0, sizeof(aftdw));
 267     aftdw.cbStruct = sizeof(aftdw);
 268     aftdw.dwFilterTagIndex = paftda->dwFilterTagIndex;
 269     aftdw.dwFilterTag = paftda->dwFilterTag;
 270
 271     mmr = acmFilterTagDetailsW(had, &aftdw, fdwDetails);
 272     if (mmr == MMSYSERR_NOERROR) {
 273         paftda->dwFilterTag = aftdw.dwFilterTag;
 274         paftda->dwFilterTagIndex = aftdw.dwFilterTagIndex;
 275         paftda->cbFilterSize = aftdw.cbFilterSize;
 276         paftda->fdwSupport = aftdw.fdwSupport;
 277         paftda->cStandardFilters = aftdw.cStandardFilters;
 278         WideCharToMultiByte( CP_ACP, 0, aftdw.szFilterTag, -1, paftda->szFilterTag,
 279                              sizeof(paftda->szFilterTag), NULL, NULL );
 280     }
 281     return mmr;
 282 }
 283
 284 /***********************************************************************
 285  *           acmFilterTagDetailsW (MSACM32.@)
 286  */
 287 MMRESULT WINAPI acmFilterTagDetailsW(HACMDRIVER had, PACMFILTERTAGDETAILSW paftd,
 288                                      DWORD fdwDetails)
 289 {
 290     PWINE_ACMDRIVERID   padid;
 291     MMRESULT            mmr;
 292
 293     TRACE("(%p, %p, %ld)\n", had, paftd, fdwDetails);
 294
 295     if (fdwDetails & ~(ACM_FILTERTAGDETAILSF_FILTERTAG|ACM_FILTERTAGDETAILSF_INDEX|
 296                        ACM_FILTERTAGDETAILSF_LARGESTSIZE))
 297         return MMSYSERR_INVALFLAG;
 298
 299     switch (fdwDetails) {
 300     case ACM_FILTERTAGDETAILSF_FILTERTAG:
 301         if (had == NULL) {
 302             mmr = ACMERR_NOTPOSSIBLE;
 303             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 304                 /* should check for codec only */
 305                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 306                       acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == 0) {
 307                     mmr = MSACM_Message(had, ACMDM_FILTERTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 308                     acmDriverClose(had, 0);
 309                     if (mmr == MMSYSERR_NOERROR) break;
 310                 }
 311             }
 312         } else {
 313             mmr = MSACM_Message(had, ACMDM_FILTERTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 314         }
 315         break;
 316
 317     case ACM_FILTERTAGDETAILSF_INDEX:
 318         /* FIXME should check paftd->dwFilterTagIndex < add.cFilterTags */
 319         mmr = MSACM_Message(had, ACMDM_FILTERTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 320         break;
 321
 322     case ACM_FILTERTAGDETAILSF_LARGESTSIZE:
 323         if (had == NULL) {
 324             ACMFILTERTAGDETAILSW        tmp;
 325             DWORD                       ft = paftd->dwFilterTag;
 326
 327             mmr = ACMERR_NOTPOSSIBLE;
 328             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 329                 /* should check for codec only */
 330                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 331                     acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == 0) {
 332
 333                     memset(&tmp, 0, sizeof(tmp));
 334                     tmp.cbStruct = sizeof(tmp);
 335                     tmp.dwFilterTag = ft;
 336
 337                     if (MSACM_Message(had, ACMDM_FILTERTAG_DETAILS,
 338                                       (LPARAM)&tmp, fdwDetails) == MMSYSERR_NOERROR) {
 339                         if (mmr == ACMERR_NOTPOSSIBLE ||
 340                             paftd->cbFilterSize < tmp.cbFilterSize) {
 341                             *paftd = tmp;
 342                             mmr = MMSYSERR_NOERROR;
 343                         }
 344                     }
 345                     acmDriverClose(had, 0);
 346                 }
 347             }
 348         } else {
 349             mmr = MSACM_Message(had, ACMDM_FILTERTAG_DETAILS, (LPARAM)paftd, fdwDetails);
 350         }
 351         break;
 352
 353     default:
 354         WARN("Unsupported fdwDetails=%08lx\n", fdwDetails);
 355         mmr = MMSYSERR_ERROR;
 356     }
 357
 358     if (mmr == MMSYSERR_NOERROR &&
 359         paftd->dwFilterTag == WAVE_FORMAT_PCM && paftd->szFilterTag[0] == 0)
 360         MultiByteToWideChar( CP_ACP, 0, "PCM", -1, paftd->szFilterTag,
 361                              sizeof(paftd->szFilterTag)/sizeof(WCHAR) );
 362
 363     return mmr;
 364 }
 365
 366 struct MSACM_FilterTagEnumWtoA_Instance {
 367     PACMFILTERTAGDETAILSA       paftda;
 368     DWORD                       dwInstance;
 369     ACMFILTERTAGENUMCBA         fnCallback;
 370 };
 371
 372 static BOOL CALLBACK MSACM_FilterTagEnumCallbackWtoA(HACMDRIVERID hadid,
 373                                                      PACMFILTERTAGDETAILSW paftdw,
 374                                                      DWORD dwInstance,
 375                                                      DWORD fdwSupport)
 376 {
 377     struct MSACM_FilterTagEnumWtoA_Instance* paftei;
 378
 379     paftei = (struct MSACM_FilterTagEnumWtoA_Instance*)dwInstance;
 380
 381     paftei->paftda->dwFilterTagIndex = paftdw->dwFilterTagIndex;
 382     paftei->paftda->dwFilterTag = paftdw->dwFilterTag;
 383     paftei->paftda->cbFilterSize = paftdw->cbFilterSize;
 384     paftei->paftda->fdwSupport = paftdw->fdwSupport;
 385     paftei->paftda->cStandardFilters = paftdw->cStandardFilters;
 386     WideCharToMultiByte( CP_ACP, 0, paftdw->szFilterTag, -1, paftei->paftda->szFilterTag,
 387                          sizeof(paftei->paftda->szFilterTag), NULL, NULL );
 388
 389     return (paftei->fnCallback)(hadid, paftei->paftda,
 390                                 paftei->dwInstance, fdwSupport);
 391 }
 392
 393 /***********************************************************************
 394  *           acmFilterTagEnumA (MSACM32.@)
 395  */
 396 MMRESULT WINAPI acmFilterTagEnumA(HACMDRIVER had, PACMFILTERTAGDETAILSA paftda,
 397                                   ACMFILTERTAGENUMCBA fnCallback, DWORD dwInstance,
 398                                   DWORD fdwEnum)
 399 {
 400     ACMFILTERTAGDETAILSW        aftdw;
 401     struct MSACM_FilterTagEnumWtoA_Instance aftei;
 402
 403     memset(&aftdw, 0, sizeof(aftdw));
 404     aftdw.cbStruct = sizeof(aftdw);
 405     aftdw.dwFilterTagIndex = paftda->dwFilterTagIndex;
 406     aftdw.dwFilterTag = paftda->dwFilterTag;
 407
 408     aftei.paftda = paftda;
 409     aftei.dwInstance = dwInstance;
 410     aftei.fnCallback = fnCallback;
 411
 412     return acmFilterTagEnumW(had, &aftdw, MSACM_FilterTagEnumCallbackWtoA,
 413                              (DWORD)&aftei, fdwEnum);
 414 }
 415
 416 /***********************************************************************
 417  *           acmFilterTagEnumW (MSACM32.@)
 418  */
 419 MMRESULT WINAPI acmFilterTagEnumW(HACMDRIVER had, PACMFILTERTAGDETAILSW paftd,
 420                                   ACMFILTERTAGENUMCBW fnCallback, DWORD dwInstance,
 421                                   DWORD fdwEnum)
 422 {
 423     PWINE_ACMDRIVERID           padid;
 424     int                         i;
 425
 426     TRACE("(%p, %p, %p, %ld, %ld)\n",
 427           had, paftd, fnCallback, dwInstance, fdwEnum);
 428
 429     if (paftd->cbStruct < sizeof(*paftd)) return MMSYSERR_INVALPARAM;
 430
 431     if (had) FIXME("had != NULL, not supported\n");
 432
 433     for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 434         /* should check for codec only */
 435         if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 436             acmDriverOpen(&had, (HACMDRIVERID)padid, 0) == MMSYSERR_NOERROR) {
 437
 438             for (i = 0; i < padid->cFilterTags; i++) {
 439                 paftd->dwFilterTagIndex = i;
 440                 if (acmFilterTagDetailsW(had, paftd, ACM_FILTERTAGDETAILSF_INDEX) == MMSYSERR_NOERROR) {
 441                     if (!(fnCallback)((HACMDRIVERID)padid, paftd, dwInstance, padid->fdwSupport)) {
 442                         padid = NULL;
 443                         break;
 444                     }
 445                 }
 446             }
 447         }
 448         acmDriverClose(had, 0);
 449     }
 450     return MMSYSERR_NOERROR;
 451 }