reactos/lib/drivers/sound/mmixer/mmixer.h

   1 #ifndef MIXER_H__
   2 #define MIXER_H__
   3
   4 typedef enum
   5 {
   6     MM_STATUS_SUCCESS = 0,
   7     MM_STATUS_NOTINITIALIZED,
   8     MM_STATUS_NOT_IMPLEMENTED,
   9     MM_STATUS_NO_MORE_DEVICES,
  10     MM_STATUS_MORE_ENTRIES,
  11     MM_STATUS_INVALID_PARAMETER,
  12     MM_STATUS_UNSUCCESSFUL,
  13     MM_STATUS_NO_MEMORY
  14
  15
  16 }MIXER_STATUS;
  17
  18
  19 typedef PVOID (*PMIXER_ALLOC)(
  20     IN ULONG NumberOfBytes);
  21
  22 typedef VOID (*PMIXER_FREE)(
  23     IN PVOID Block);
  24
  25 typedef MIXER_STATUS (*PMIXER_ENUM)(
  26     IN  PVOID EnumContext,
  27     IN  ULONG DeviceIndex,
  28     OUT LPWSTR * DeviceName,
  29     OUT PHANDLE OutHandle);
  30
  31 typedef MIXER_STATUS(*PMIXER_DEVICE_CONTROL)(
  32     IN HANDLE hMixer,
  33     IN ULONG dwIoControlCode,
  34     IN PVOID lpInBuffer,
  35     IN ULONG nInBufferSize,
  36     OUT PVOID lpOutBuffer,
  37     ULONG nOutBufferSize,
  38     PULONG lpBytesReturned);
  39
  40 typedef MIXER_STATUS(*PMIXER_OPEN)(
  41     IN LPCWSTR DevicePath,
  42     OUT PHANDLE hDevice);
  43
  44 typedef MIXER_STATUS(*PMIXER_CLOSE)(
  45     IN HANDLE hDevice);
  46
  47 typedef VOID (*PMIXER_EVENT)(
  48     IN PVOID MixerEvent);
  49
  50
  51 typedef struct
  52 {
  53      ULONG SizeOfStruct;
  54      PVOID MixerContext;
  55
  56      PMIXER_ALLOC Alloc;
  57      PMIXER_DEVICE_CONTROL Control;
  58      PMIXER_FREE  Free;
  59      PMIXER_OPEN Open;
  60      PMIXER_CLOSE Close;
  61 }MIXER_CONTEXT, *PMIXER_CONTEXT;
  62
  63
  64
  65
  66
  67 MIXER_STATUS
  68 MMixerInitialize(
  69     IN PMIXER_CONTEXT MixerContext,
  70     IN PMIXER_ENUM EnumFunction,
  71     IN PVOID EnumContext);
  72
  73
  74 ULONG
  75 MMixerGetCount(
  76     IN PMIXER_CONTEXT MixerContext);
  77
  78 MIXER_STATUS
  79 MMixerGetCapabilities(
  80     IN PMIXER_CONTEXT MixerContext,
  81     IN ULONG MixerIndex,
  82     OUT MIXERCAPSW MixerCaps);
  83
  84 MIXER_STATUS
  85 MMixerOpen(
  86     IN PMIXER_CONTEXT MixerContext,
  87     IN PVOID MixerEvent,
  88     IN PMIXER_EVENT MixerEventRoutine,
  89     OUT PHANDLE MixerHandle);
  90
  91 MIXER_STATUS
  92 MMixerGetLineInfo(
  93     IN  HANDLE MixerHandle,
  94     IN  ULONG Flags,
  95     OUT LPMIXERLINEW MixerLine);
  96
  97 MIXER_STATUS
  98 MMixerGetLineControls(
  99     IN HANDLE MixerHandle,
 100     IN ULONG Flags,
 101     OUT LPMIXERLINECONTROLS MixerLineControls);
 102
 103 MIXER_STATUS
 104 MMixerSetControlDetails(
 105     IN HANDLE MixerHandle,
 106     IN ULONG Flags,
 107     OUT LPMIXERCONTROLDETAILS MixerControlDetails);
 108
 109 MIXER_STATUS
 110 MMixerGetControlDetails(
 111     IN HANDLE MixerHandle,
 112     IN ULONG Flags,
 113     OUT LPMIXERCONTROLDETAILS MixerControlDetails);
 114
 115 #endif