Trait gstreamer_base::subclass::base_transform::BaseTransformImplExt[−][src]

pub trait BaseTransformImplExt: ObjectSubclass {

Show methods    fn parent_start(&self, element: &Self::Type) -> Result<(), ErrorMessage>;

    fn parent_stop(&self, element: &Self::Type) -> Result<(), ErrorMessage>;

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

    fn parent_fixate_caps(
        &self, 
        element: &Self::Type, 
        direction: PadDirection, 
        caps: &Caps, 
        othercaps: Caps
    ) -> Caps;

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

    fn parent_accept_caps(
        &self, 
        element: &Self::Type, 
        direction: PadDirection, 
        caps: &Caps
    ) -> bool;

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

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

    fn parent_unit_size(
        &self, 
        element: &Self::Type, 
        caps: &Caps
    ) -> Option<usize>;

    fn parent_sink_event(&self, element: &Self::Type, event: Event) -> bool;

    fn parent_src_event(&self, element: &Self::Type, event: Event) -> bool;

    fn parent_prepare_output_buffer(
        &self, 
        element: &Self::Type, 
        inbuf: &BufferRef
    ) -> Result<PrepareOutputBufferSuccess, FlowError>;

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

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

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

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

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

    fn parent_before_transform(&self, element: &Self::Type, inbuf: &BufferRef);

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

    fn parent_generate_output(
        &self, 
        element: &Self::Type
    ) -> 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>;

}

Required methods

Implementors