ReactOS 0.4.15-dev-8219-ge8b88cf
IAudioEndpointVolumeEx Interface Reference
Inheritance diagram for IAudioEndpointVolumeEx:
Collaboration diagram for IAudioEndpointVolumeEx:

Public Member Functions

HRESULT GetVolumeRangeChannel ([in] UINT iChannel, [out] FLOAT *pflVolumeMindB, [out] FLOAT *pflVolumeMaxdB, [out] FLOAT *pflVolumeIncrementdB)
- Public Member Functions inherited from IAudioEndpointVolume
HRESULT RegisterControlChangeNotify ([in] IAudioEndpointVolumeCallback *pNotify)
HRESULT UnregisterControlChangeNotify ([in] IAudioEndpointVolumeCallback *pNotify)
HRESULT GetChannelCount ([out] UINT *pnChannelCount)
HRESULT SetMasterVolumeLevel ([in] FLOAT fLevelDB, [unique, in] LPCGUID pguidEventContext)
HRESULT SetMasterVolumeLevelScalar ([in] FLOAT fLevel, [unique, in] LPCGUID pguidEventContext)
HRESULT GetMasterVolumeLevel ([out] FLOAT *fLevelDB)
HRESULT GetMasterVolumeLevelScalar ([out] FLOAT *fLevel)
HRESULT SetChannelVolumeLevel ([in] UINT nChannel, [in] FLOAT fLevelDB, [unique, in] LPCGUID pguidEventContext)
HRESULT SetChannelVolumeLevelScalar ([in] UINT nChannel, [in] FLOAT fLevel, [unique, in] LPCGUID pguidEventContext)
HRESULT GetChannelVolumeLevel ([in] UINT nChannel, [out] FLOAT *fLevelDB)
HRESULT GetChannelVolumeLevelScalar ([in] UINT nChannel, [out] FLOAT *fLevel)
HRESULT SetMute ([in] BOOL bMute, [unique, in] LPCGUID pguidEventContext)
HRESULT GetMute ([out] BOOL *bMute)
HRESULT GetVolumeStepInfo ([out] UINT *pnStep, [out] UINT *pnStepCount)
HRESULT VolumeStepUp ([unique, in] LPCGUID pguidEventContext)
HRESULT VolumeStepDown ([unique, in] LPCGUID pguidEventContext)
HRESULT QueryHardwareSupport ([out] DWORD *pdwHardwareSupportMask)
HRESULT GetVolumeRange ([out] FLOAT *pflVolumeMindB, [out] FLOAT *pflVolumeMaxdB, [out] FLOAT *pflVolumeIncrementdB)
- Public Member Functions inherited from IUnknown
HRESULT QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG AddRef ()
ULONG Release ()

Additional Inherited Members

- Public Types inherited from IUnknown
typedef IUnknownLPUNKNOWN

Detailed Description

Definition at line 140 of file endpointvolume.idl.

Member Function Documentation

◆ GetVolumeRangeChannel()

HRESULT IAudioEndpointVolumeEx::GetVolumeRangeChannel ( [in] UINT  iChannel,
[out] FLOAT pflVolumeMindB,
[out] FLOAT pflVolumeMaxdB,
[out] FLOAT pflVolumeIncrementdB 

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