Context

av_format::demuxer

Struct Context 

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pub struct Context<D: Demuxer, R: Buffered> {
    pub info: GlobalInfo,
    pub user_private: Option<Arc<dyn Any + Send + Sync>>,
    /* private fields */
}
Expand description

Auxiliary structure to encapsulate a demuxer object and its additional data.

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§info: GlobalInfo

Global media file information.

§user_private: Option<Arc<dyn Any + Send + Sync>>

User private data.

This data cannot be cloned.

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impl<D: Demuxer, R: Buffered> Context<D, R>

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pub fn new(demuxer: D, reader: R) -> Self

Creates a new Context instance.

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pub fn demuxer(&self) -> &D

Returns the underlying demuxer.

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pub fn read_headers(&mut self) -> Result<()>

Reads stream headers and global information from a data source.

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pub fn read_event(&mut self) -> Result<Event>

Reads an event from a data source.

Auto Trait Implementations§

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impl<D, R> Freeze for Context<D, R>
where D: Freeze, R: Freeze,

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impl<D, R> !RefUnwindSafe for Context<D, R>

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impl<D, R> Send for Context<D, R>

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impl<D, R> Sync for Context<D, R>

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impl<D, R> Unpin for Context<D, R>
where D: Unpin, R: Unpin,

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impl<D, R> !UnwindSafe for Context<D, R>

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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> 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, 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.