dlls/msacm32/msacm32_main.c

   1 /*
   2  *      MSACM32 library
   3  *
   4  *      Copyright 1998  Patrik Stridvall
   5  */
   6
   7 #include "windows.h"
   8 #include "winerror.h"
   9 #include "wintypes.h"
  10 #include "debug.h"
  11 #include "mmsystem.h"
  12 #include "msacm.h"
  13 #include "msacmdrv.h"
  14 #include "winversion.h"
  15
  16 /**********************************************************************/
  17
  18 static DWORD MSACM_dwProcessesAttached32 = 0;
  19
  20 /***********************************************************************
  21  *           MSACM_LibMain32 (MSACM32.init)
  22  */
  23 BOOL32 WINAPI MSACM32_LibMain(
  24   HINSTANCE32 hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  25 {
  26   switch(fdwReason)
  27     {
  28     case DLL_PROCESS_ATTACH:
  29       if(MSACM_dwProcessesAttached32 == 0)
  30         {
  31           MSACM_hHeap32 = HeapCreate(0, 0x10000, 0);
  32           MSACM_RegisterAllDrivers32();
  33         }
  34       MSACM_dwProcessesAttached32++;
  35       break;
  36     case DLL_PROCESS_DETACH:
  37       MSACM_dwProcessesAttached32--;
  38       if(MSACM_dwProcessesAttached32 == 0)
  39         {
  40           MSACM_UnregisterAllDrivers32();
  41           HeapDestroy(MSACM_hHeap32);
  42           MSACM_hHeap32 = (HANDLE32) NULL;
  43         }
  44       break;
  45     case DLL_THREAD_ATTACH:
  46       break;
  47     case DLL_THREAD_DETACH:
  48       break;
  49     default:
  50       break;
  51     }
  52   return TRUE;
  53 }
  54
  55 /***********************************************************************
  56  *           XRegThunkEntry (MSACM32.1)
  57  * FIXME
  58  *   No documentation found.
  59  */
  60
  61 /***********************************************************************
  62  *           acmGetVersion32 (MSACM32.34)
  63  */
  64 DWORD WINAPI acmGetVersion32()
  65 {
  66   switch(VERSION_GetVersion())
  67     {
  68     default:
  69       FIXME(msacm, "%s not supported\n", VERSION_GetVersionName());
  70     case WIN95:
  71       return 0x04000000; /* 4.0.0 */
  72     case NT40:
  73       return 0x04000565; /* 4.0.1381 */
  74     }
  75 }
  76
  77 /***********************************************************************
  78  *           acmMessage32 (MSACM32.35)
  79  * FIXME
  80  *   No documentation found.
  81  */
  82
  83 /***********************************************************************
  84  *           acmMetrics (MSACM32.36)
  85  */
  86 MMRESULT32 WINAPI acmMetrics32(
  87   HACMOBJ32 hao, UINT32 uMetric, LPVOID  pMetric)
  88 {
  89   PWINE_ACMOBJ32 pao = MSACM_GetObj32(hao);
  90   BOOL32 bLocal = TRUE;
  91
  92   FIXME(msacm, "(0x%08x, %d, %p): stub\n", hao, uMetric, pMetric);
  93
  94   switch(uMetric)
  95     {
  96     case ACM_METRIC_COUNT_DRIVERS:
  97       bLocal = FALSE;
  98     case ACM_METRIC_COUNT_LOCAL_DRIVERS:
  99       if(!pao)
 100         return MMSYSERR_INVALHANDLE;
 101       return MMSYSERR_NOTSUPPORTED;
 102     case ACM_METRIC_COUNT_CODECS:
 103       bLocal = FALSE;
 104     case ACM_METRIC_COUNT_LOCAL_CODECS:
 105       return MMSYSERR_NOTSUPPORTED;
 106     case ACM_METRIC_COUNT_CONVERTERS:
 107       bLocal = FALSE;
 108     case ACM_METRIC_COUNT_LOCAL_CONVERTERS:
 109       return MMSYSERR_NOTSUPPORTED;
 110     case ACM_METRIC_COUNT_FILTERS:
 111       bLocal = FALSE;
 112     case ACM_METRIC_COUNT_LOCAL_FILTERS:
 113       return MMSYSERR_NOTSUPPORTED;
 114     case ACM_METRIC_COUNT_DISABLED:
 115       bLocal = FALSE;
 116     case ACM_METRIC_COUNT_LOCAL_DISABLED:
 117       if(!pao)
 118         return MMSYSERR_INVALHANDLE;
 119       return MMSYSERR_NOTSUPPORTED;
 120     case ACM_METRIC_COUNT_HARDWARE:
 121     case ACM_METRIC_HARDWARE_WAVE_INPUT:
 122     case ACM_METRIC_HARDWARE_WAVE_OUTPUT:
 123     case ACM_METRIC_MAX_SIZE_FORMAT:
 124     case ACM_METRIC_MAX_SIZE_FILTER:
 125     case ACM_METRIC_DRIVER_SUPPORT:
 126     case ACM_METRIC_DRIVER_PRIORITY:
 127     default:
 128       return MMSYSERR_NOTSUPPORTED;
 129     }
 130   return MMSYSERR_NOERROR;
 131 }