PortAudio 2.0
Public Member Functions | Data Fields
IAudioVolumeLevelVtbl Struct Reference

#include <devicetopology.h>

Public Member Functions

BEGIN_INTERFACE HRESULT (STDMETHODCALLTYPE *QueryInterface)(IAudioVolumeLevel *This
 ULONG (STDMETHODCALLTYPE *AddRef)(IAudioVolumeLevel *This)
 ULONG (STDMETHODCALLTYPE *Release)(IAudioVolumeLevel *This)
 HRESULT (STDMETHODCALLTYPE *GetChannelCount)(IAudioVolumeLevel *This
 HRESULT (STDMETHODCALLTYPE *GetLevelRange)(IAudioVolumeLevel *This
 HRESULT (STDMETHODCALLTYPE *GetLevel)(IAudioVolumeLevel *This
 HRESULT (STDMETHODCALLTYPE *SetLevel)(IAudioVolumeLevel *This
 HRESULT (STDMETHODCALLTYPE *SetLevelUniform)(IAudioVolumeLevel *This
 HRESULT (STDMETHODCALLTYPE *SetLevelAllChannels)(IAudioVolumeLevel *This
 __in_ecount (cChannels) float aLevelsDB[]

Data Fields

BEGIN_INTERFACE REFIID riid
BEGIN_INTERFACE REFIID
__RPC__deref_out void ** 
ppvObject
__out UINT * pcChannels
__in UINT nChannel
__in UINT __out float * pfMinLevelDB
__in UINT __out float __out float * pfMaxLevelDB
__in UINT __out float __out
float __out float * 
pfStepping
__in UINT __out float * pfLevelDB
__in UINT __in float fLevelDB
__in UINT __in float __in_opt
LPCGUID 
pguidEventContext
__in float fLevelDB
__in float __in_opt LPCGUID pguidEventContext
__in ULONG cChannels
__in ULONG __in_opt LPCGUID pguidEventContext

Member Function Documentation

IAudioVolumeLevelVtbl::__in_ecount ( cChannels  )
IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  GetLevelRange)
IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  SetLevelAllChannels)
BEGIN_INTERFACE IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  QueryInterface)
IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  SetLevel)
IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  SetLevelUniform)
IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  GetChannelCount)
IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  GetLevel)
IAudioVolumeLevelVtbl::ULONG ( STDMETHODCALLTYPE *  AddRef)
IAudioVolumeLevelVtbl::ULONG ( STDMETHODCALLTYPE *  Release)

Field Documentation

__in UINT __in float IAudioVolumeLevelVtbl::fLevelDB
__in UINT __out float* IAudioVolumeLevelVtbl::pfLevelDB
__in UINT __out float __out float* IAudioVolumeLevelVtbl::pfMaxLevelDB
__in UINT __out float* IAudioVolumeLevelVtbl::pfMinLevelDB
__in UINT __out float __out float __out float* IAudioVolumeLevelVtbl::pfStepping
__in UINT __in float __in_opt LPCGUID IAudioVolumeLevelVtbl::pguidEventContext
BEGIN_INTERFACE REFIID __RPC__deref_out void** IAudioVolumeLevelVtbl::ppvObject
BEGIN_INTERFACE REFIID IAudioVolumeLevelVtbl::riid

The documentation for this struct was generated from the following file:

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