Trait gstreamer::prelude::PadExt

source ·

pub trait PadExt: 'static {
Show 49 methods    // Required methods
    fn activate_mode(&self, mode: PadMode, active: bool) -> Result<(), BoolError>;
    fn can_link(&self, sinkpad: &impl IsA<Pad>) -> bool;
    fn chain(&self, buffer: Buffer) -> Result<FlowSuccess, FlowError>;
    fn chain_list(&self, list: BufferList) -> Result<FlowSuccess, FlowError>;
    fn check_reconfigure(&self) -> bool;
    fn create_stream_id(
        &self,
        parent: &impl IsA<Element>,
        stream_id: Option<&str>
    ) -> GString;
    fn forward<P: FnMut(&Pad) -> bool>(&self, forward: P) -> bool;
    fn allowed_caps(&self) -> Option<Caps>;
    fn current_caps(&self) -> Option<Caps>;
    fn direction(&self) -> PadDirection;
    fn last_flow_result(&self) -> Result<FlowSuccess, FlowError>;
    fn offset(&self) -> i64;
    fn pad_template(&self) -> Option<PadTemplate>;
    fn pad_template_caps(&self) -> Caps;
    fn parent_element(&self) -> Option<Element>;
    fn peer(&self) -> Option<Pad>;
    fn single_internal_link(&self) -> Option<Pad>;
    fn stream(&self) -> Option<Stream>;
    fn stream_id(&self) -> Option<GString>;
    fn task_state(&self) -> TaskState;
    fn has_current_caps(&self) -> bool;
    fn is_active(&self) -> bool;
    fn is_blocked(&self) -> bool;
    fn is_blocking(&self) -> bool;
    fn is_linked(&self) -> bool;
    fn link(
        &self,
        sinkpad: &impl IsA<Pad>
    ) -> Result<PadLinkSuccess, PadLinkError>;
    fn link_full(
        &self,
        sinkpad: &impl IsA<Pad>,
        flags: PadLinkCheck
    ) -> Result<PadLinkSuccess, PadLinkError>;
    fn link_maybe_ghosting(&self, sink: &impl IsA<Pad>) -> Result<(), BoolError>;
    fn link_maybe_ghosting_full(
        &self,
        sink: &impl IsA<Pad>,
        flags: PadLinkCheck
    ) -> Result<(), BoolError>;
    fn mark_reconfigure(&self);
    fn needs_reconfigure(&self) -> bool;
    fn pause_task(&self) -> Result<(), BoolError>;
    fn peer_query_accept_caps(&self, caps: &Caps) -> bool;
    fn peer_query_caps(&self, filter: Option<&Caps>) -> Caps;
    fn push(&self, buffer: Buffer) -> Result<FlowSuccess, FlowError>;
    fn push_list(&self, list: BufferList) -> Result<FlowSuccess, FlowError>;
    fn query_accept_caps(&self, caps: &Caps) -> bool;
    fn query_caps(&self, filter: Option<&Caps>) -> Caps;
    fn set_active(&self, active: bool) -> Result<(), BoolError>;
    fn set_offset(&self, offset: i64);
    fn stop_task(&self) -> Result<(), BoolError>;
    fn store_sticky_event(&self, event: &Event) -> Result<FlowSuccess, FlowError>;
    fn unlink(&self, sinkpad: &impl IsA<Pad>) -> Result<(), BoolError>;
    fn use_fixed_caps(&self);
    fn caps(&self) -> Option<Caps>;
    fn connect_linked<F: Fn(&Self, &Pad) + Send + Sync + 'static>(
        &self,
        f: F
    ) -> SignalHandlerId;
    fn connect_unlinked<F: Fn(&Self, &Pad) + Send + Sync + 'static>(
        &self,
        f: F
    ) -> SignalHandlerId;
    fn connect_caps_notify<F: Fn(&Self) + Send + Sync + 'static>(
        &self,
        f: F
    ) -> SignalHandlerId;
    fn connect_offset_notify<F: Fn(&Self) + Send + Sync + 'static>(
        &self,
        f: F
    ) -> SignalHandlerId;
}