Struct windows::Win32::Media::Audio::IAudioVolumeLevel
pub struct IAudioVolumeLevel(/* private fields */);
Implementations§
§impl IAudioVolumeLevel
impl IAudioVolumeLevel
pub unsafe fn GetChannelCount(&self) -> Result<u32>
pub unsafe fn GetLevelRange( &self, nchannel: u32, pfminleveldb: *mut f32, pfmaxleveldb: *mut f32, pfstepping: *mut f32 ) -> Result<()>
pub unsafe fn GetLevel(&self, nchannel: u32) -> Result<f32>
pub unsafe fn SetLevel( &self, nchannel: u32, fleveldb: f32, pguideventcontext: Option<*const GUID> ) -> Result<()>
pub unsafe fn SetLevelUniform( &self, fleveldb: f32, pguideventcontext: Option<*const GUID> ) -> Result<()>
pub unsafe fn SetLevelAllChannels( &self, alevelsdb: &[f32], pguideventcontext: Option<*const GUID> ) -> Result<()>
Trait Implementations§
§impl Clone for IAudioVolumeLevel
impl Clone for IAudioVolumeLevel
§fn clone(&self) -> IAudioVolumeLevel
fn clone(&self) -> IAudioVolumeLevel
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read more§impl Debug for IAudioVolumeLevel
impl Debug for IAudioVolumeLevel
§impl From<&IAudioVolumeLevel> for &IPerChannelDbLevel
impl From<&IAudioVolumeLevel> for &IPerChannelDbLevel
§fn from(value: &IAudioVolumeLevel) -> Self
fn from(value: &IAudioVolumeLevel) -> Self
Converts to this type from the input type.
§impl From<&IAudioVolumeLevel> for &IUnknown
impl From<&IAudioVolumeLevel> for &IUnknown
§fn from(value: &IAudioVolumeLevel) -> Self
fn from(value: &IAudioVolumeLevel) -> Self
Converts to this type from the input type.
§impl From<IAudioVolumeLevel> for IPerChannelDbLevel
impl From<IAudioVolumeLevel> for IPerChannelDbLevel
§fn from(value: IAudioVolumeLevel) -> Self
fn from(value: IAudioVolumeLevel) -> Self
Converts to this type from the input type.
§impl From<IAudioVolumeLevel> for IUnknown
impl From<IAudioVolumeLevel> for IUnknown
§fn from(value: IAudioVolumeLevel) -> Self
fn from(value: IAudioVolumeLevel) -> Self
Converts to this type from the input type.
§impl Interface for IAudioVolumeLevel
impl Interface for IAudioVolumeLevel
§fn as_raw(&self) -> *mut c_void
fn as_raw(&self) -> *mut c_void
Returns the raw COM interface pointer. The resulting pointer continues to be owned by the
Interface
implementation.§fn into_raw(self) -> *mut c_void
fn into_raw(self) -> *mut c_void
Returns the raw COM interface pointer and releases ownership. It the caller’s responsibility to release the COM interface pointer.
§fn cast<T>(&self) -> Result<T, Error>where
T: Interface,
fn cast<T>(&self) -> Result<T, Error>where
T: Interface,
Attempts to cast the current interface to another interface using
QueryInterface
. Read more§impl PartialEq for IAudioVolumeLevel
impl PartialEq for IAudioVolumeLevel
§fn eq(&self, other: &IAudioVolumeLevel) -> bool
fn eq(&self, other: &IAudioVolumeLevel) -> bool
This method tests for
self
and other
values to be equal, and is used
by ==
.impl Eq for IAudioVolumeLevel
impl StructuralPartialEq for IAudioVolumeLevel
Auto Trait Implementations§
impl RefUnwindSafe for IAudioVolumeLevel
impl !Send for IAudioVolumeLevel
impl !Sync for IAudioVolumeLevel
impl Unpin for IAudioVolumeLevel
impl UnwindSafe for IAudioVolumeLevel
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more