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 *  SetLevelAllChannels  ) 

IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  SetLevelUniform  ) 

IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  SetLevel  ) 

IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  GetLevel  ) 

IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  GetLevelRange  ) 

IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  GetChannelCount  ) 

BEGIN_INTERFACE IAudioVolumeLevelVtbl::HRESULT ( STDMETHODCALLTYPE *  QueryInterface  ) 

IAudioVolumeLevelVtbl::ULONG ( STDMETHODCALLTYPE *  Release  ) 

IAudioVolumeLevelVtbl::ULONG ( STDMETHODCALLTYPE *  AddRef  ) 


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:

Generated on Tue Aug 9 14:05:54 2011 for PortAudio by  doxygen 1.5.7.1