MediaDeviceInfo

Struct MediaDeviceInfo 

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pub struct MediaDeviceInfo { /* private fields */ }
Expand description

Representation of a MediaDeviceInfo ONLY for input devices.

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impl MediaDeviceInfo

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pub fn device_id(&self) -> String

Returns a unique identifier of the device represented by this MediaDeviceInfo.

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pub const fn kind(&self) -> MediaDeviceKind

Returns a kind of the device represented by this MediaDeviceInfo.

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pub fn label(&self) -> String

Returns a label describing the device represented by this MediaDeviceInfo (for example, “External USB Webcam”).

If the device has no associated label, then returns an empty string.

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pub fn group_id(&self) -> Option<String>

Returns a group identifier of the device represented by this MediaDeviceInfo

Two devices have the same group identifier if they belong to the same physical device. For example, the audio input and output devices representing the speaker and microphone of the same headset have the same groupId.

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pub fn is_failed(&self) -> bool

Indicates whether the last attempt to use this device failed.

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impl Clone for MediaDeviceInfo

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fn clone(&self) -> MediaDeviceInfo

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for MediaDeviceInfo

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl TryFrom<DartHandle> for MediaDeviceInfo

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type Error = NotInput

The type returned in the event of a conversion error.
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fn try_from(value: DartHandle) -> Result<Self, Self::Error>

Performs the conversion.

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<E> WrapTraced<E> for E

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fn wrap_traced(self, f: Frame) -> Traced<E>

Wraps this error into a Traced wrapper, storing the given Frame of a Trace inside.
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impl<T> DartSafe for T

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impl<T> ErasedDestructor for T
where T: 'static,