Trait gstreamer::ElementExt [−] [src]

pub trait ElementExt {
    fn abort_state(&self);

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

    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: IsA<Pad>, Q: Into<Option<&'a Caps>>>(
        &self, 
        pad: &P, 
        caps: Q
    ) -> Option<Pad>;

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

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

    fn get_contexts(&self) -> Vec<Context>;

    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 iterate_pads(&self) -> Option<Iterator>;

    fn iterate_sink_pads(&self) -> Option<Iterator>;

    fn iterate_src_pads(&self) -> Option<Iterator>;

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

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

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

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

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

    fn lost_state(&self);

    fn no_more_pads(&self);

    fn post_message(&self, message: &Message) -> bool;

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

    fn query_convert(
        &self, 
        src_format: Format, 
        src_val: i64, 
        dest_format: Format
    ) -> Option<i64>;

    fn query_duration(&self, format: Format) -> Option<i64>;

    fn query_position(&self, format: Format) -> Option<i64>;

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

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

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

    fn seek(
        &self, 
        rate: f64, 
        format: Format, 
        flags: SeekFlags, 
        start_type: SeekType, 
        start: i64, 
        stop_type: SeekType, 
        stop: i64
    ) -> Result<(), BoolError>;

    fn seek_simple(
        &self, 
        format: Format, 
        seek_flags: SeekFlags, 
        seek_pos: i64
    ) -> Result<(), BoolError>;

    fn set_base_time(&self, time: ClockTime);

    fn set_bus(&self, bus: &Bus);

    fn set_clock<P: IsA<Clock>>(&self, clock: &P) -> Result<(), BoolError>;

    fn set_context(&self, context: &Context);

    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: IsA<Element>>(&self, dest: &P);

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

    fn connect_no_more_pads<F: Fn(&Self) + Send + Sync + 'static>(
        &self, 
        f: F
    ) -> u64;

    fn connect_pad_added<F: Fn(&Self, &Pad) + Send + Sync + 'static>(
        &self, 
        f: F
    ) -> u64;

    fn connect_pad_removed<F: Fn(&Self, &Pad) + Send + Sync + 'static>(
        &self, 
        f: F
    ) -> u64;
}

Required Methods

Implementors