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FilterGraph

oximedia_graph::graph

Struct FilterGraph 

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pub struct FilterGraph { /* private fields */ }
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A filter graph that processes media through connected nodes.

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impl FilterGraph

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pub fn new() -> Self

Create a new empty filter graph.

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pub fn builder() -> GraphBuilder<Empty>

Create a new graph builder.

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pub fn node(&self, id: NodeId) -> Option<&dyn Node>

Get a node by ID.

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pub fn node_mut(&mut self, id: NodeId) -> Option<&mut dyn Node>

Get a mutable node by ID.

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pub fn node_ids(&self) -> Vec<NodeId>

Get all node IDs.

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pub fn execution_order(&self) -> &[NodeId]

Get the execution order.

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pub fn source_nodes(&self) -> &[NodeId]

Get source nodes.

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pub fn sink_nodes(&self) -> &[NodeId]

Get sink nodes.

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pub fn connections(&self) -> &[Connection]

Get connections.

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pub fn is_empty(&self) -> bool

Check if the graph is empty.

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pub fn node_count(&self) -> usize

Get the number of nodes.

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pub fn initialize(&mut self) -> GraphResult<()>

Initialize all nodes for processing.

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pub fn process_step(&mut self) -> GraphResult<bool>

Process one step of the graph.

Processes nodes in topological order, passing frames through connections.

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pub fn push_frame( &mut self, node_id: NodeId, port: PortId, frame: FilterFrame, ) -> GraphResult<()>

Push a frame to a source node.

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pub fn pull_frame( &mut self, node_id: NodeId, port: PortId, ) -> GraphResult<Option<FilterFrame>>

Pull a frame from a sink node.

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pub fn reset(&mut self) -> GraphResult<()>

Reset all nodes to initial state.

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pub fn flush(&mut self) -> GraphResult<Vec<FilterFrame>>

Flush all nodes.

Trait Implementations§

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impl Default for FilterGraph

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fn default() -> Self

Returns the “default value” for a type. Read more

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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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. 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.