Trait gstreamer_base::subclass::base_transform::BaseTransformImplExt

pub trait BaseTransformImplExt: Sealed + ObjectSubclass {
    // Provided methods
    fn parent_start(&self) -> Result<(), ErrorMessage> { ... }
    fn parent_stop(&self) -> Result<(), ErrorMessage> { ... }
    fn parent_transform_caps(
        &self,
        direction: PadDirection,
        caps: &Caps,
        filter: Option<&Caps>,
    ) -> Option<Caps> { ... }
    fn parent_fixate_caps(
        &self,
        direction: PadDirection,
        caps: &Caps,
        othercaps: Caps,
    ) -> Caps { ... }
    fn parent_set_caps(
        &self,
        incaps: &Caps,
        outcaps: &Caps,
    ) -> Result<(), LoggableError> { ... }
    fn parent_accept_caps(&self, direction: PadDirection, caps: &Caps) -> bool { ... }
    fn parent_query(
        &self,
        direction: PadDirection,
        query: &mut QueryRef,
    ) -> bool { ... }
    fn parent_transform_size(
        &self,
        direction: PadDirection,
        caps: &Caps,
        size: usize,
        othercaps: &Caps,
    ) -> Option<usize> { ... }
    fn parent_unit_size(&self, caps: &Caps) -> Option<usize> { ... }
    fn parent_sink_event(&self, event: Event) -> bool { ... }
    fn parent_src_event(&self, event: Event) -> bool { ... }
    fn parent_prepare_output_buffer(
        &self,
        inbuf: InputBuffer<'_>,
    ) -> Result<PrepareOutputBufferSuccess, FlowError> { ... }
    fn parent_transform(
        &self,
        inbuf: &Buffer,
        outbuf: &mut BufferRef,
    ) -> Result<FlowSuccess, FlowError> { ... }
    fn parent_transform_ip(
        &self,
        buf: &mut BufferRef,
    ) -> Result<FlowSuccess, FlowError> { ... }
    fn parent_transform_ip_passthrough(
        &self,
        buf: &Buffer,
    ) -> Result<FlowSuccess, FlowError> { ... }
    fn parent_propose_allocation(
        &self,
        decide_query: Option<&Allocation>,
        query: &mut Allocation,
    ) -> Result<(), LoggableError> { ... }
    fn parent_decide_allocation(
        &self,
        query: &mut Allocation,
    ) -> Result<(), LoggableError> { ... }
    fn parent_copy_metadata(
        &self,
        inbuf: &BufferRef,
        outbuf: &mut BufferRef,
    ) -> Result<(), LoggableError> { ... }
    fn parent_transform_meta<'a>(
        &self,
        outbuf: &mut BufferRef,
        meta: MetaRef<'a, Meta>,
        inbuf: &'a BufferRef,
    ) -> bool { ... }
    fn parent_before_transform(&self, inbuf: &BufferRef) { ... }
    fn parent_submit_input_buffer(
        &self,
        is_discont: bool,
        inbuf: Buffer,
    ) -> Result<FlowSuccess, FlowError> { ... }
    fn parent_generate_output(&self) -> Result<GenerateOutputSuccess, FlowError> { ... }
    fn take_queued_buffer(&self) -> Option<Buffer>
       where Self: ObjectSubclass,
             <Self as ObjectSubclass>::ParentType: IsA<BaseTransform> { ... }
    fn queued_buffer(&self) -> Option<Buffer>
       where Self: ObjectSubclass,
             <Self as ObjectSubclass>::ParentType: IsA<BaseTransform> { ... }
}

Provided Methods

fn parent_start(&self) -> Result<(), ErrorMessage>

fn parent_stop(&self) -> Result<(), ErrorMessage>

fn parent_transform_caps( &self, direction: PadDirection, caps: &Caps, filter: Option<&Caps>, ) -> Option<Caps>

fn parent_fixate_caps( &self, direction: PadDirection, caps: &Caps, othercaps: Caps, ) -> Caps

fn parent_set_caps( &self, incaps: &Caps, outcaps: &Caps, ) -> Result<(), LoggableError>

fn parent_accept_caps(&self, direction: PadDirection, caps: &Caps) -> bool

fn parent_query(&self, direction: PadDirection, query: &mut QueryRef) -> bool

fn parent_transform_size( &self, direction: PadDirection, caps: &Caps, size: usize, othercaps: &Caps, ) -> Option<usize>

fn parent_unit_size(&self, caps: &Caps) -> Option<usize>

fn parent_sink_event(&self, event: Event) -> bool

fn parent_src_event(&self, event: Event) -> bool

fn parent_prepare_output_buffer( &self, inbuf: InputBuffer<'_>, ) -> Result<PrepareOutputBufferSuccess, FlowError>

fn parent_transform( &self, inbuf: &Buffer, outbuf: &mut BufferRef, ) -> Result<FlowSuccess, FlowError>

fn parent_transform_ip( &self, buf: &mut BufferRef, ) -> Result<FlowSuccess, FlowError>

fn parent_transform_ip_passthrough( &self, buf: &Buffer, ) -> Result<FlowSuccess, FlowError>

fn parent_propose_allocation( &self, decide_query: Option<&Allocation>, query: &mut Allocation, ) -> Result<(), LoggableError>

fn parent_decide_allocation( &self, query: &mut Allocation, ) -> Result<(), LoggableError>

fn parent_copy_metadata( &self, inbuf: &BufferRef, outbuf: &mut BufferRef, ) -> Result<(), LoggableError>

fn parent_transform_meta<'a>( &self, outbuf: &mut BufferRef, meta: MetaRef<'a, Meta>, inbuf: &'a BufferRef, ) -> bool

fn parent_before_transform(&self, inbuf: &BufferRef)

fn parent_submit_input_buffer( &self, is_discont: bool, inbuf: Buffer, ) -> Result<FlowSuccess, FlowError>

fn parent_generate_output(&self) -> Result<GenerateOutputSuccess, FlowError>

fn take_queued_buffer(&self) -> Option<Buffer>

where Self: ObjectSubclass, <Self as ObjectSubclass>::ParentType: IsA<BaseTransform>,

fn queued_buffer(&self) -> Option<Buffer>

where Self: ObjectSubclass, <Self as ObjectSubclass>::ParentType: IsA<BaseTransform>,

Object Safety

This trait is not object safe.

Implementors

impl<T: BaseTransformImpl> BaseTransformImplExt for T