dlls/msacm32/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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include <stdarg.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "wine/debug.h"
  29 #include "mmsystem.h"
  30 #define NOBITMAP
  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%x %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         if (lpvReserved) break;
  59         HeapDestroy(MSACM_hHeap);
  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     case VER_PLATFORM_WIN32s:
  88         return 0x02010000; /* 2.1 */
  89     default:
  90         FIXME("%x not supported\n", version.dwPlatformId);
  91         /* fall through */
  92     case VER_PLATFORM_WIN32_WINDOWS:
  93         return 0x04030000; /* 4.3.0 */
  94     }
  95 }
  96
  97 /***********************************************************************
  98  *           acmMessage32 (MSACM32.35)
  99  * FIXME
 100  *   No documentation found.
 101  */
 102
 103 /***********************************************************************
 104  *           acmMetrics (MSACM32.@)
 105  */
 106 MMRESULT WINAPI acmMetrics(HACMOBJ hao, UINT uMetric, LPVOID pMetric)
 107 {
 108     PWINE_ACMOBJ        pao = MSACM_GetObj(hao, WINE_ACMOBJ_DONTCARE);
 109     BOOL                bLocal = TRUE;
 110     PWINE_ACMDRIVERID   padid;
 111     DWORD               val = 0;
 112     unsigned int        i;
 113     MMRESULT            mmr = MMSYSERR_NOERROR;
 114
 115     TRACE("(%p, %d, %p);\n", hao, uMetric, pMetric);
 116
 117 #define CheckLocal(padid) (!bLocal || ((padid)->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_LOCAL))
 118
 119     switch (uMetric) {
 120     case ACM_METRIC_COUNT_DRIVERS:
 121         bLocal = FALSE;
 122         /* fall through */
 123     case ACM_METRIC_COUNT_LOCAL_DRIVERS:
 124         if (hao) return MMSYSERR_INVALHANDLE;
 125         if (!pMetric) return MMSYSERR_INVALPARAM;
 126         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 127             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) && CheckLocal(padid))
 128                 val++;
 129         *(LPDWORD)pMetric = val;
 130         break;
 131
 132     case ACM_METRIC_COUNT_CODECS:
 133         bLocal = FALSE;
 134         /* fall through */
 135     case ACM_METRIC_COUNT_LOCAL_CODECS:
 136         if (hao) return MMSYSERR_INVALHANDLE;
 137         if (!pMetric) return MMSYSERR_INVALPARAM;
 138         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 139             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 140                 (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_CODEC) &&
 141                 CheckLocal(padid))
 142                 val++;
 143         *(LPDWORD)pMetric = val;
 144         break;
 145
 146     case ACM_METRIC_COUNT_CONVERTERS:
 147         bLocal = FALSE;
 148         /* fall through */
 149     case ACM_METRIC_COUNT_LOCAL_CONVERTERS:
 150         if (hao) return MMSYSERR_INVALHANDLE;
 151         if (!pMetric) return MMSYSERR_INVALPARAM;
 152         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 153             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 154                  (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_CONVERTER) &&
 155                 CheckLocal(padid))
 156                 val++;
 157         *(LPDWORD)pMetric = val;
 158         break;
 159
 160     case ACM_METRIC_COUNT_FILTERS:
 161         bLocal = FALSE;
 162         /* fall through */
 163     case ACM_METRIC_COUNT_LOCAL_FILTERS:
 164         if (hao) return MMSYSERR_INVALHANDLE;
 165         if (!pMetric) return MMSYSERR_INVALPARAM;
 166         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 167             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) &&
 168                 (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_FILTER) &&
 169                 CheckLocal(padid))
 170                 val++;
 171         *(LPDWORD)pMetric = val;
 172         break;
 173
 174     case ACM_METRIC_COUNT_DISABLED:
 175         bLocal = FALSE;
 176         /* fall through */
 177     case ACM_METRIC_COUNT_LOCAL_DISABLED:
 178         if (hao) return MMSYSERR_INVALHANDLE;
 179         if (!pMetric) return MMSYSERR_INVALPARAM;
 180         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID)
 181             if ((padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED) && CheckLocal(padid))
 182                 val++;
 183         *(LPDWORD)pMetric = val;
 184         break;
 185
 186     case ACM_METRIC_MAX_SIZE_FORMAT:
 187         if (hao == NULL) {
 188             for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 189                 if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED)) {
 190                     for (i = 0; i < padid->cFormatTags; i++) {
 191                         if (val < padid->aFormatTag[i].cbwfx)
 192                             val = padid->aFormatTag[i].cbwfx;
 193                     }
 194                 }
 195             }
 196         } else if (pao != NULL) {
 197             switch (pao->dwType) {
 198             case WINE_ACMOBJ_DRIVER:
 199             case WINE_ACMOBJ_DRIVERID:
 200                 padid = pao->pACMDriverID;
 201                 break;
 202             default:
 203                 return MMSYSERR_INVALHANDLE;
 204             }
 205             if (!(padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_DISABLED)) {
 206                 for (i = 0; i < padid->cFormatTags; i++) {
 207                     if (val < padid->aFormatTag[i].cbwfx)
 208                         val = padid->aFormatTag[i].cbwfx;
 209                 }
 210             }
 211         } else {
 212             return MMSYSERR_INVALHANDLE;
 213         }
 214         if (!pMetric) return MMSYSERR_INVALPARAM;
 215         *(LPDWORD)pMetric = val;
 216         break;
 217
 218     case ACM_METRIC_COUNT_HARDWARE:
 219         if (hao) return MMSYSERR_INVALHANDLE;
 220         if (!pMetric) return MMSYSERR_INVALPARAM;
 221         *(LPDWORD)pMetric = 0;
 222         FIXME("ACM_METRIC_COUNT_HARDWARE not implemented\n");
 223         break;
 224
 225     case ACM_METRIC_DRIVER_PRIORITY:
 226         /* Return current list position of driver */
 227         if (!hao) return MMSYSERR_INVALHANDLE;
 228         mmr = MMSYSERR_INVALHANDLE;
 229         for (i = 1, padid = MSACM_pFirstACMDriverID; padid; i++, padid = padid->pNextACMDriverID) {
 230             if (padid == (PWINE_ACMDRIVERID)hao) {
 231                 if (pMetric) {
 232                     *(LPDWORD)pMetric = i;
 233                     mmr = MMSYSERR_NOERROR;
 234                 } else {
 235                     mmr = MMSYSERR_INVALPARAM;
 236                 }
 237                 break;
 238             }
 239         }
 240         break;
 241
 242     case ACM_METRIC_DRIVER_SUPPORT:
 243         /* Return fdwSupport for driver */
 244         if (!hao) return MMSYSERR_INVALHANDLE;
 245         mmr = MMSYSERR_INVALHANDLE;
 246         for (padid = MSACM_pFirstACMDriverID; padid; padid = padid->pNextACMDriverID) {
 247             if (padid == (PWINE_ACMDRIVERID)hao) {
 248                 if (pMetric) {
 249                     *(LPDWORD)pMetric = padid->fdwSupport;
 250                     mmr = MMSYSERR_NOERROR;
 251                 } else {
 252                     mmr = MMSYSERR_INVALPARAM;
 253                 }
 254                 break;
 255             }
 256         }
 257         break;
 258
 259     case ACM_METRIC_HARDWARE_WAVE_INPUT:
 260     case ACM_METRIC_HARDWARE_WAVE_OUTPUT:
 261     case ACM_METRIC_MAX_SIZE_FILTER:
 262     default:
 263         FIXME("(%p, %d, %p): stub\n", hao, uMetric, pMetric);
 264         mmr = MMSYSERR_NOTSUPPORTED;
 265     }
 266     return mmr;
 267 }