Struct winapi::um::endpointvolume::IAudioEndpointVolumeEx

#[repr(C)]
pub struct IAudioEndpointVolumeEx {
    pub lpVtbl: *const IAudioEndpointVolumeExVtbl,
}

Fields

lpVtbl: *const IAudioEndpointVolumeExVtbl

Methods

impl IAudioEndpointVolumeEx

pub unsafe fn GetVolumeRangeChannel(
    &self,
    iChannel: UINT,
    pflVolumeMindB: *mut c_float,
    pflVolumeMaxdB: *mut c_float,
    pflVolumeIncrementdB: *mut c_float
) -> HRESULT

Methods from Deref<Target = IAudioEndpointVolume>

pub unsafe fn RegisterControlChangeNotify(
    &self,
    pNotify: *mut IAudioEndpointVolumeCallback
) -> HRESULT

pub unsafe fn UnregisterControlChangeNotify(
    &self,
    pNotify: *mut IAudioEndpointVolumeCallback
) -> HRESULT

pub unsafe fn GetChannelCount(&self, pnChannelCount: *mut UINT) -> HRESULT

pub unsafe fn SetMasterVolumeLevel(
    &self,
    fLevelDB: c_float,
    pguidEventContext: LPCGUID
) -> HRESULT

pub unsafe fn SetMasterVolumeLevelScalar(
    &self,
    fLevel: c_float,
    pguidEventContext: LPCGUID
) -> HRESULT

pub unsafe fn GetMasterVolumeLevel(&self, pfLevelDB: *mut c_float) -> HRESULT

pub unsafe fn GetMasterVolumeLevelScalar(
    &self,
    pfLevel: *mut c_float
) -> HRESULT

pub unsafe fn SetChannelVolumeLevel(
    &self,
    nChannel: UINT,
    fLevelDB: c_float,
    pguidEventContext: LPCGUID
) -> HRESULT

pub unsafe fn SetChannelVolumeLevelScalar(
    &self,
    nChannel: UINT,
    fLevel: c_float,
    pguidEventContext: LPCGUID
) -> HRESULT

pub unsafe fn GetChannelVolumeLevel(
    &self,
    nChannel: UINT,
    pfLevelDB: *mut c_float
) -> HRESULT

pub unsafe fn GetChannelVolumeLevelScalar(
    &self,
    nChannel: UINT,
    pfLevel: *mut c_float
) -> HRESULT

pub unsafe fn SetMute(&self, bMute: BOOL, pguidEventContext: LPCGUID) -> HRESULT

pub unsafe fn GetMute(&self, pbMute: *mut BOOL) -> HRESULT

pub unsafe fn GetVolumeStepInfo(
    &self,
    pnStep: *mut UINT,
    pnStepCount: *mut UINT
) -> HRESULT

pub unsafe fn VolumeStepUp(&self, pguidEventContext: LPCGUID) -> HRESULT

pub unsafe fn VolumeStepDown(&self, pguidEventContext: LPCGUID) -> HRESULT

pub unsafe fn QueryHardwareSupport(
    &self,
    pdwHardwareSupportMask: *mut DWORD
) -> HRESULT

pub unsafe fn GetVolumeRange(
    &self,
    pflVolumeMindB: *mut c_float,
    pflVolumeMaxdB: *mut c_float,
    pflVolumeIncrementdB: *mut c_float
) -> HRESULT

Trait Implementations

impl Interface for IAudioEndpointVolumeEx

fn uuidof() -> GUID

impl Deref for IAudioEndpointVolumeEx

type Target = IAudioEndpointVolume

The resulting type after dereferencing.

fn deref(&self) -> &IAudioEndpointVolume

Dereferences the value.