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 <stdarg.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winerror.h"
  29 #include "wine/debug.h"
  30 #include "mmsystem.h"
  31 #include "mmreg.h"
  32 #include "msacm.h"
  33 #include "msacmdrv.h"
  34 #include "wineacm.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(msacm);
  37
  38 /**********************************************************************/
  39
  40 HINSTANCE       MSACM_hInstance32 = 0;
  41
  42 /***********************************************************************
  43  *           DllMain (MSACM32.init)
  44  */
  45 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpvReserved)
  46 {
  47     TRACE("%p 0x%lx %p\n", hInstDLL, fdwReason, lpvReserved);
  48
  49     switch (fdwReason) {
  50     case DLL_PROCESS_ATTACH:
  51         DisableThreadLibraryCalls(hInstDLL);
  52         MSACM_hHeap = HeapCreate(0, 0x10000, 0);
  53         MSACM_hInstance32 = hInstDLL;
  54         MSACM_RegisterAllDrivers();
  55         break;
  56     case DLL_PROCESS_DETACH:
  57         MSACM_UnregisterAllDrivers();
  58         HeapDestroy(MSACM_hHeap);
  59         MSACM_hHeap = NULL;
  60         MSACM_hInstance32 = NULL;
  61         break;
  62     default:
  63         break;
  64     }
  65     return TRUE;
  66 }
  67
  68 /***********************************************************************
  69  *           XRegThunkEntry (MSACM32.1)
  70  * FIXME
  71  *   No documentation found.
  72  */
  73
  74 /***********************************************************************
  75  *           acmGetVersion (MSACM32.@)
  76  */
  77 DWORD WINAPI acmGetVersion(void)
  78 {
  79     OSVERSIONINFOA version;
  80
  81     version.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA);
  82     if (!GetVersionExA( &version ))
  83         return 0x04030000;
  84
  85     switch (version.dwPlatformId) {
  86     case VER_PLATFORM_WIN32_NT:
  87         return 0x04000565; /* 4.0.1381 */
  88     default:
  89         FIXME("%lx not supported\n", version.dwPlatformId);
  90     case VER_PLATFORM_WIN32_WINDOWS:
  91         return 0x04030000; /* 4.3.0 */
  92     }
  93 }
  94
  95 /***********************************************************************
  96  *           acmMessage32 (MSACM32.35)
  97  * FIXME
  98  *   No documentation found.
  99  */
 100
 101 /***********************************************************************
 102  *           acmMetrics (MSACM32.@)
 103  */
 104 MMRESULT WINAPI acmMetrics(HACMOBJ hao, UINT uMetric, LPVOID pMetric)
 105 {
 106     PWINE_ACMOBJ        pao = MSACM_GetObj(hao, WINE_ACMOBJ_DONTCARE);
 107     BOOL                bLocal = TRUE;
 108     PWINE_ACMDRIVERID   padid;
 109     DWORD               val = 0;
 110     int                 i;
 111     MMRESULT            mmr = MMSYSERR_NOERROR;
 112
 113     TRACE("(%p, %d, %p);\n", hao, uMetric, pMetric);
 114
 115 #define CheckLocal(padid) (!bLocal || ((padid)->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_LOCAL))
 116
 117     switch (uMetric) {
 118     case ACM_METRIC_COUNT_DRIVERS:
 119         bLocal = FALSE;
 120         /* fall through */
 121     case ACM_METRIC_COUNT_LOCAL_DRIVERS:
 122         if (hao) return MMSYSERR_INVALHANDLE;
 123         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 124             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) && CheckLocal(padid))
 125                 val++;
 126         *(LPDWORD)pMetric = val;
 127         break;
 128
 129     case ACM_METRIC_COUNT_CODECS:
 130         bLocal = FALSE;
 131         /* fall through */
 132     case ACM_METRIC_COUNT_LOCAL_CODECS:
 133         if (hao) return MMSYSERR_INVALHANDLE;
 134         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 135             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 136                 (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_CODEC) &&
 137                 CheckLocal(padid))
 138                 val++;
 139         *(LPDWORD)pMetric = val;
 140         break;
 141
 142     case ACM_METRIC_COUNT_CONVERTERS:
 143         bLocal = FALSE;
 144         /* fall through */
 145     case ACM_METRIC_COUNT_LOCAL_CONVERTERS:
 146         if (hao) return MMSYSERR_INVALHANDLE;
 147         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 148             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 149                  (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_CONVERTER) &&
 150                 CheckLocal(padid))
 151                 val++;
 152         *(LPDWORD)pMetric = val;
 153         break;
 154
 155     case ACM_METRIC_COUNT_FILTERS:
 156         bLocal = FALSE;
 157         /* fall through */
 158     case ACM_METRIC_COUNT_LOCAL_FILTERS:
 159         if (hao) return MMSYSERR_INVALHANDLE;
 160         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 161             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 162                 (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_FILTER) &&
 163                 CheckLocal(padid))
 164                 val++;
 165         *(LPDWORD)pMetric = val;
 166         break;
 167
 168     case ACM_METRIC_COUNT_DISABLED:
 169         bLocal = FALSE;
 170         /* fall through */
 171     case ACM_METRIC_COUNT_LOCAL_DISABLED:
 172         if (hao) return MMSYSERR_INVALHANDLE;
 173         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 174             if ((padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) && CheckLocal(padid))
 175                 val++;
 176         *(LPDWORD)pMetric = val;
 177         break;
 178
 179     case ACM_METRIC_MAX_SIZE_FORMAT:
 180         if (hao == NULL) {
 181             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 182                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED)) {
 183                     for (i = 0; i < padid->cFormatTags; i++) {
 184                         if (val < padid->aFormatTag[i].cbwfx)
 185                             val = padid->aFormatTag[i].cbwfx;
 186                     }
 187                 }
 188             }
 189         } else if (pao != NULL) {
 190             switch (pao->dwType) {
 191             case WINE_ACMOBJ_DRIVER:
 192             case WINE_ACMOBJ_DRIVERID:
 193                 padid = pao->pACMDriverID;
 194                 break;
 195             default:
 196                 return MMSYSERR_INVALHANDLE;
 197             }
 198             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED)) {
 199                 for (i = 0; i < padid->cFormatTags; i++) {
 200                     if (val < padid->aFormatTag[i].cbwfx)
 201                         val = padid->aFormatTag[i].cbwfx;
 202                 }
 203             }
 204         } else {
 205             return MMSYSERR_INVALHANDLE;
 206         }
 207         *(LPDWORD)pMetric = val;
 208         break;
 209
 210     case ACM_METRIC_COUNT_HARDWARE:
 211     case ACM_METRIC_HARDWARE_WAVE_INPUT:
 212     case ACM_METRIC_HARDWARE_WAVE_OUTPUT:
 213     case ACM_METRIC_MAX_SIZE_FILTER:
 214     case ACM_METRIC_DRIVER_SUPPORT:
 215     case ACM_METRIC_DRIVER_PRIORITY:
 216     default:
 217         FIXME("(%p, %d, %p): stub\n", hao, uMetric, pMetric);
 218         mmr = MMSYSERR_NOTSUPPORTED;
 219     }
 220     return mmr;
 221 }