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
  41
  42 typedef VOID (*PMIXER_EVENT)(
  43     IN PVOID MixerEvent);
  44
  45
  46 typedef struct
  47 {
  48      ULONG SizeOfStruct;
  49      PVOID MixerContext;
  50
  51      PMIXER_ALLOC Alloc;
  52      PMIXER_DEVICE_CONTROL Control;
  53      PMIXER_FREE  Free;
  54 }MIXER_CONTEXT, *PMIXER_CONTEXT;
  55
  56
  57
  58
  59
  60 MIXER_STATUS
  61 MMixerInitialize(
  62     IN PMIXER_CONTEXT MixerContext,
  63     IN PMIXER_ENUM EnumFunction,
  64     IN PVOID EnumContext);
  65
  66
  67 ULONG
  68 MMixerGetCount(
  69     IN PMIXER_CONTEXT MixerContext);
  70
  71 MIXER_STATUS
  72 MMixerGetCapabilities(
  73     IN PMIXER_CONTEXT MixerContext,
  74     IN ULONG MixerIndex,
  75     OUT MIXERCAPSW MixerCaps);
  76
  77 MIXER_STATUS
  78 MMixerOpen(
  79     IN PMIXER_CONTEXT MixerContext,
  80     IN PVOID MixerEvent,
  81     IN PMIXER_EVENT MixerEventRoutine,
  82     OUT PHANDLE MixerHandle);
  83
  84 MIXER_STATUS
  85 MMixerGetLineInfo(
  86     IN  HANDLE MixerHandle,
  87     IN  ULONG Flags,
  88     OUT LPMIXERLINEW MixerLine);
  89
  90 MIXER_STATUS
  91 MMixerGetLineControls(
  92     IN HANDLE MixerHandle,
  93     IN ULONG Flags,
  94     OUT LPMIXERLINECONTROLS MixerLineControls);
  95
  96 MIXER_STATUS
  97 MMixerSetControlDetails(
  98     IN HANDLE MixerHandle,
  99     IN ULONG Flags,
 100     OUT LPMIXERCONTROLDETAILS MixerControlDetails);
 101
 102 MIXER_STATUS
 103 MMixerGetControlDetails(
 104     IN HANDLE MixerHandle,
 105     IN ULONG Flags,
 106     OUT LPMIXERCONTROLDETAILS MixerControlDetails);
 107
 108 #endif