dlls/msacm/msacm32_main.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2
   3 /*
   4  *      MSACM32 library
   5  *
   6  *      Copyright 1998  Patrik Stridvall
   7  *                1999  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 "winbase.h"
  25 #include "winerror.h"
  26 #include "windef.h"
  27 #include "wine/debug.h"
  28 #include "msacm.h"
  29 #include "msacmdrv.h"
  30 #include "wineacm.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(msacm);
  33
  34 /**********************************************************************/
  35
  36 HINSTANCE       MSACM_hInstance32 = 0;
  37
  38 /***********************************************************************
  39  *           DllMain (MSACM32.init)
  40  */
  41 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpvReserved)
  42 {
  43     TRACE("%p 0x%lx %p\n", hInstDLL, fdwReason, lpvReserved);
  44
  45     switch (fdwReason) {
  46     case DLL_PROCESS_ATTACH:
  47         MSACM_hHeap = HeapCreate(0, 0x10000, 0);
  48         MSACM_hInstance32 = hInstDLL;
  49         MSACM_RegisterAllDrivers();
  50         break;
  51     case DLL_PROCESS_DETACH:
  52         MSACM_UnregisterAllDrivers();
  53         HeapDestroy(MSACM_hHeap);
  54         MSACM_hHeap = NULL;
  55         MSACM_hInstance32 = NULL;
  56         break;
  57     case DLL_THREAD_ATTACH:
  58         break;
  59     case DLL_THREAD_DETACH:
  60         break;
  61     default:
  62         break;
  63     }
  64     return TRUE;
  65 }
  66
  67 /***********************************************************************
  68  *           XRegThunkEntry (MSACM32.1)
  69  * FIXME
  70  *   No documentation found.
  71  */
  72
  73 /***********************************************************************
  74  *           acmGetVersion (MSACM32.@)
  75  */
  76 DWORD WINAPI acmGetVersion(void)
  77 {
  78     OSVERSIONINFOA version;
  79
  80     version.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA);
  81     if (!GetVersionExA( &version ))
  82         return 0x04030000;
  83
  84     switch (version.dwPlatformId) {
  85     case VER_PLATFORM_WIN32_NT:
  86         return 0x04000565; /* 4.0.1381 */
  87     default:
  88         FIXME("%lx not supported\n", version.dwPlatformId);
  89     case VER_PLATFORM_WIN32_WINDOWS:
  90         return 0x04030000; /* 4.3.0 */
  91     }
  92 }
  93
  94 /***********************************************************************
  95  *           acmMessage32 (MSACM32.35)
  96  * FIXME
  97  *   No documentation found.
  98  */
  99
 100 /***********************************************************************
 101  *           acmMetrics (MSACM32.@)
 102  */
 103 MMRESULT WINAPI acmMetrics(HACMOBJ hao, UINT uMetric, LPVOID pMetric)
 104 {
 105     PWINE_ACMOBJ        pao = MSACM_GetObj(hao, WINE_ACMOBJ_DONTCARE);
 106     BOOL                bLocal = TRUE;
 107     PWINE_ACMDRIVERID   padid;
 108     DWORD               val = 0;
 109     int                 i;
 110     MMRESULT            mmr = MMSYSERR_NOERROR;
 111
 112     TRACE("(%p, %d, %p);\n", hao, uMetric, pMetric);
 113
 114 #define CheckLocal(padid) (!bLocal || ((padid)->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_LOCAL))
 115
 116     switch (uMetric) {
 117     case ACM_METRIC_COUNT_DRIVERS:
 118         bLocal = FALSE;
 119         /* fall through */
 120     case ACM_METRIC_COUNT_LOCAL_DRIVERS:
 121         if (hao) return MMSYSERR_INVALHANDLE;
 122         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 123             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) && CheckLocal(padid))
 124                 val++;
 125         *(LPDWORD)pMetric = val;
 126         break;
 127
 128     case ACM_METRIC_COUNT_CODECS:
 129         bLocal = FALSE;
 130         /* fall through */
 131     case ACM_METRIC_COUNT_LOCAL_CODECS:
 132         if (hao) return MMSYSERR_INVALHANDLE;
 133         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 134             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 135                 (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_CODEC) &&
 136                 CheckLocal(padid))
 137                 val++;
 138         *(LPDWORD)pMetric = val;
 139         break;
 140
 141     case ACM_METRIC_COUNT_CONVERTERS:
 142         bLocal = FALSE;
 143         /* fall through */
 144     case ACM_METRIC_COUNT_LOCAL_CONVERTERS:
 145         if (hao) return MMSYSERR_INVALHANDLE;
 146         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 147             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 148                  (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_CONVERTER) &&
 149                 CheckLocal(padid))
 150                 val++;
 151         *(LPDWORD)pMetric = val;
 152         break;
 153
 154     case ACM_METRIC_COUNT_FILTERS:
 155         bLocal = FALSE;
 156         /* fall through */
 157     case ACM_METRIC_COUNT_LOCAL_FILTERS:
 158         if (hao) return MMSYSERR_INVALHANDLE;
 159         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 160             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 161                 (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_FILTER) &&
 162                 CheckLocal(padid))
 163                 val++;
 164         *(LPDWORD)pMetric = val;
 165         break;
 166
 167     case ACM_METRIC_COUNT_DISABLED:
 168         bLocal = FALSE;
 169         /* fall through */
 170     case ACM_METRIC_COUNT_LOCAL_DISABLED:
 171         if (hao) return MMSYSERR_INVALHANDLE;
 172         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 173             if ((padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) && CheckLocal(padid))
 174                 val++;
 175         *(LPDWORD)pMetric = val;
 176         break;
 177
 178     case ACM_METRIC_MAX_SIZE_FORMAT:
 179         if (hao == NULL) {
 180             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 181                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED)) {
 182                     for (i = 0; i < padid->cFormatTags; i++) {
 183                         if (val < padid->aFormatTag[i].cbwfx)
 184                             val = padid->aFormatTag[i].cbwfx;
 185                     }
 186                 }
 187             }
 188         } else if (pao != NULL) {
 189             switch (pao->dwType) {
 190             case WINE_ACMOBJ_DRIVER:
 191             case WINE_ACMOBJ_DRIVERID:
 192                 padid = pao->pACMDriverID;
 193                 break;
 194             default:
 195                 return MMSYSERR_INVALHANDLE;
 196             }
 197             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED)) {
 198                 for (i = 0; i < padid->cFormatTags; i++) {
 199                     if (val < padid->aFormatTag[i].cbwfx)
 200                         val = padid->aFormatTag[i].cbwfx;
 201                 }
 202             }
 203         } else {
 204             return MMSYSERR_INVALHANDLE;
 205         }
 206         *(LPDWORD)pMetric = val;
 207         break;
 208
 209     case ACM_METRIC_COUNT_HARDWARE:
 210     case ACM_METRIC_HARDWARE_WAVE_INPUT:
 211     case ACM_METRIC_HARDWARE_WAVE_OUTPUT:
 212     case ACM_METRIC_MAX_SIZE_FILTER:
 213     case ACM_METRIC_DRIVER_SUPPORT:
 214     case ACM_METRIC_DRIVER_PRIORITY:
 215     default:
 216         FIXME("(%p, %d, %p): stub\n", hao, uMetric, pMetric);
 217         mmr = MMSYSERR_NOTSUPPORTED;
 218     }
 219     return mmr;
 220 }