Trait gstreamer_base::prelude::ElementExt[−][src]

pub trait ElementExt {
    fn abort_state(&self);

    fn add_pad<P>(&self, pad: &P) -> Result<(), BoolError>
    where
        P: IsA<Pad>;

    fn change_state(&self, transition: StateChange) -> StateChangeReturn;

    fn continue_state(&self, ret: StateChangeReturn) -> StateChangeReturn;

    fn create_all_pads(&self);

    fn get_base_time(&self) -> ClockTime;

    fn get_bus(&self) -> Option<Bus>;

    fn get_clock(&self) -> Option<Clock>;

    fn get_compatible_pad<'a, P, Q>(&self, pad: &P, caps: Q) -> Option<Pad>
    where
        P: IsA<Pad>,
        Q: Into<Option<&'a GstRc<CapsRef>>>;

    fn get_compatible_pad_template(
        &self, 
        compattempl: &PadTemplate
    ) -> Option<PadTemplate>;

    fn get_context(&self, context_type: &str) -> Option<GstRc<ContextRef>>;

    fn get_contexts(&self) -> Vec<GstRc<ContextRef>>;

    fn get_factory(&self) -> Option<ElementFactory>;

    fn get_request_pad(&self, name: &str) -> Option<Pad>;

    fn get_start_time(&self) -> ClockTime;

    fn get_state(&self, timeout: ClockTime) -> (StateChangeReturn, State, State);

    fn get_static_pad(&self, name: &str) -> Option<Pad>;

    fn is_locked_state(&self) -> bool;

    fn link<P>(&self, dest: &P) -> Result<(), BoolError>
    where
        P: IsA<Element>;

    fn link_filtered<'a, P, Q>(
        &self, 
        dest: &P, 
        filter: Q
    ) -> Result<(), BoolError>
    where
        P: IsA<Element>,
        Q: Into<Option<&'a GstRc<CapsRef>>>;

    fn link_pads<'a, 'b, P, Q, R>(
        &self, 
        srcpadname: P, 
        dest: &Q, 
        destpadname: R
    ) -> Result<(), BoolError>
    where
        P: Into<Option<&'a str>>,
        Q: IsA<Element>,
        R: Into<Option<&'b str>>;

    fn link_pads_filtered<'a, 'b, 'c, P, Q, R, S>(
        &self, 
        srcpadname: P, 
        dest: &Q, 
        destpadname: R, 
        filter: S
    ) -> Result<(), BoolError>
    where
        P: Into<Option<&'a str>>,
        Q: IsA<Element>,
        R: Into<Option<&'b str>>,
        S: Into<Option<&'c GstRc<CapsRef>>>;

    fn link_pads_full<'a, 'b, P, Q, R>(
        &self, 
        srcpadname: P, 
        dest: &Q, 
        destpadname: R, 
        flags: PadLinkCheck
    ) -> Result<(), BoolError>
    where
        P: Into<Option<&'a str>>,
        Q: IsA<Element>,
        R: Into<Option<&'b str>>;

    fn lost_state(&self);

    fn no_more_pads(&self);

    fn post_message(&self, message: &GstRc<MessageRef>) -> Result<(), BoolError>;

    fn provide_clock(&self) -> Option<Clock>;

    fn release_request_pad<P>(&self, pad: &P)
    where
        P: IsA<Pad>;

    fn remove_pad<P>(&self, pad: &P) -> Result<(), BoolError>
    where
        P: IsA<Pad>;

    fn request_pad<'a, 'b, P, Q>(
        &self, 
        templ: &PadTemplate, 
        name: P, 
        caps: Q
    ) -> Option<Pad>
    where
        P: Into<Option<&'a str>>,
        Q: Into<Option<&'b GstRc<CapsRef>>>;

    fn set_base_time(&self, time: ClockTime);

    fn set_bus<'a, P>(&self, bus: P)
    where
        P: Into<Option<&'a Bus>>;

    fn set_clock<'a, P, Q>(&self, clock: Q) -> Result<(), BoolError>
    where
        P: 'a + IsA<Clock>,
        Q: Into<Option<&'a P>>;

    fn set_context(&self, context: &GstRc<ContextRef>);

    fn set_locked_state(&self, locked_state: bool) -> bool;

    fn set_start_time(&self, time: ClockTime);

    fn set_state(&self, state: State) -> StateChangeReturn;

    fn sync_state_with_parent(&self) -> Result<(), BoolError>;

    fn unlink<P>(&self, dest: &P)
    where
        P: IsA<Element>;

    fn unlink_pads<P>(&self, srcpadname: &str, dest: &P, destpadname: &str)
    where
        P: IsA<Element>;

    fn connect_no_more_pads<F>(&self, f: F) -> SignalHandlerId
    where
        F: 'static + Send + Sync + Fn(&Self);

    fn connect_pad_added<F>(&self, f: F) -> SignalHandlerId
    where
        F: 'static + Send + Sync + Fn(&Self, &Pad);

    fn connect_pad_removed<F>(&self, f: F) -> SignalHandlerId
    where
        F: 'static + Send + Sync + Fn(&Self, &Pad);
}

Required Methods

ⓘImportant traits for Vec<u8>

Implementors