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 typedef VOID (*PMIXER_COPY)(
  51     IN PVOID Dst,
  52     IN PVOID Src,
  53     IN ULONG Length);
  54
  55
  56 typedef struct
  57 {
  58      ULONG SizeOfStruct;
  59      PVOID MixerContext;
  60
  61      PMIXER_ALLOC Alloc;
  62      PMIXER_DEVICE_CONTROL Control;
  63      PMIXER_FREE  Free;
  64      PMIXER_OPEN Open;
  65      PMIXER_CLOSE Close;
  66      PMIXER_COPY Copy;
  67 }MIXER_CONTEXT, *PMIXER_CONTEXT;
  68
  69 MIXER_STATUS
  70 MMixerInitialize(
  71     IN PMIXER_CONTEXT MixerContext,
  72     IN PMIXER_ENUM EnumFunction,
  73     IN PVOID EnumContext);
  74
  75 ULONG
  76 MMixerGetCount(
  77     IN PMIXER_CONTEXT MixerContext);
  78
  79 MIXER_STATUS
  80 MMixerGetCapabilities(
  81     IN PMIXER_CONTEXT MixerContext,
  82     IN ULONG MixerIndex,
  83     OUT LPMIXERCAPSW MixerCaps);
  84
  85 MIXER_STATUS
  86 MMixerOpen(
  87     IN PMIXER_CONTEXT MixerContext,
  88     IN ULONG MixerId,
  89     IN PVOID MixerEvent,
  90     IN PMIXER_EVENT MixerEventRoutine,
  91     OUT PHANDLE MixerHandle);
  92
  93 MIXER_STATUS
  94 MMixerGetLineInfo(
  95     IN PMIXER_CONTEXT MixerContext,
  96     IN  HANDLE MixerHandle,
  97     IN  ULONG Flags,
  98     OUT LPMIXERLINEW MixerLine);
  99
 100 MIXER_STATUS
 101 MMixerGetLineControls(
 102     IN PMIXER_CONTEXT MixerContext,
 103     IN HANDLE MixerHandle,
 104     IN ULONG Flags,
 105     OUT LPMIXERLINECONTROLS MixerLineControls);
 106
 107 MIXER_STATUS
 108 MMixerSetControlDetails(
 109     IN PMIXER_CONTEXT MixerContext,
 110     IN HANDLE MixerHandle,
 111     IN ULONG Flags,
 112     OUT LPMIXERCONTROLDETAILS MixerControlDetails);
 113
 114 MIXER_STATUS
 115 MMixerGetControlDetails(
 116     IN PMIXER_CONTEXT MixerContext,
 117     IN HANDLE MixerHandle,
 118     IN ULONG Flags,
 119     OUT LPMIXERCONTROLDETAILS MixerControlDetails);
 120
 121 #endif