Trait gst_plugin::base_transform::BaseTransformImpl

pub trait BaseTransformImpl<T: BaseTransformBase>: AnyImpl + ObjectImpl<T> + ElementImpl<T> + Send + Sync + 'static where
    T::InstanceStructType: PanicPoison, {
    fn start(&self, _element: &T) -> bool { ... }
    fn stop(&self, _element: &T) -> bool { ... }
    fn transform_caps(
        &self, 
        element: &T, 
        direction: PadDirection, 
        caps: &Caps, 
        filter: Option<&Caps>
    ) -> Caps { ... }
    fn fixate_caps(
        &self, 
        element: &T, 
        direction: PadDirection, 
        caps: &Caps, 
        othercaps: Caps
    ) -> Caps { ... }
    fn set_caps(&self, _element: &T, _incaps: &Caps, _outcaps: &Caps) -> bool { ... }
    fn accept_caps(
        &self, 
        element: &T, 
        direction: PadDirection, 
        caps: &Caps
    ) -> bool { ... }
    fn query(
        &self, 
        element: &T, 
        direction: PadDirection, 
        query: &mut QueryRef
    ) -> bool { ... }
    fn transform_size(
        &self, 
        element: &T, 
        direction: PadDirection, 
        caps: &Caps, 
        size: usize, 
        othercaps: &Caps
    ) -> Option<usize> { ... }
    fn get_unit_size(&self, _element: &T, _caps: &Caps) -> Option<usize> { ... }
    fn sink_event(&self, element: &T, event: Event) -> bool { ... }
    fn src_event(&self, element: &T, event: Event) -> bool { ... }
    fn transform(
        &self, 
        _element: &T, 
        _inbuf: &Buffer, 
        _outbuf: &mut BufferRef
    ) -> FlowReturn { ... }
    fn transform_ip(&self, _element: &T, _buf: &mut BufferRef) -> FlowReturn { ... }
    fn transform_ip_passthrough(
        &self, 
        _element: &T, 
        _buf: &BufferRef
    ) -> FlowReturn { ... }
}

Provided Methods

fn start(&self, _element: &T) -> bool

fn stop(&self, _element: &T) -> bool

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

fn fixate_caps(
    &self,
    element: &T,
    direction: PadDirection,
    caps: &Caps,
    othercaps: Caps
) -> Caps

fn set_caps(&self, _element: &T, _incaps: &Caps, _outcaps: &Caps) -> bool

fn accept_caps(&self, element: &T, direction: PadDirection, caps: &Caps) -> bool

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

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

fn get_unit_size(&self, _element: &T, _caps: &Caps) -> Option<usize>

fn sink_event(&self, element: &T, event: Event) -> bool

fn src_event(&self, element: &T, event: Event) -> bool

fn transform(
    &self,
    _element: &T,
    _inbuf: &Buffer,
    _outbuf: &mut BufferRef
) -> FlowReturn

fn transform_ip(&self, _element: &T, _buf: &mut BufferRef) -> FlowReturn

fn transform_ip_passthrough(&self, _element: &T, _buf: &BufferRef) -> FlowReturn

Methods

impl<T: BaseTransformBase> BaseTransformImpl<T> where     T::InstanceStructType: PanicPoison,

pub fn downcast_ref<U: BaseTransformImpl<T>>(&self) -> Option<&U>

Important traits for &'a mut R

impl<'a, R> Read for &'a mut R where
    R: Read + ?Sized, impl<'a, W> Write for &'a mut W where
    W: Write + ?Sized, impl<'a, I> Iterator for &'a mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

pub unsafe fn downcast_ref_unchecked<U: BaseTransformImpl<T>>(&self) -> &U

pub fn is<U: BaseTransformImpl<T>>(&self) -> bool

Implementations on Foreign Types

impl<T: BaseTransformBase> BaseTransformImpl<T> for Box<BaseTransformImpl<T>> where     T::InstanceStructType: PanicPoison,

fn start(&self, element: &T) -> bool

fn stop(&self, element: &T) -> bool

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

fn fixate_caps(     &self,     element: &T,     direction: PadDirection,     caps: &Caps,     othercaps: Caps ) -> Caps

fn set_caps(&self, element: &T, incaps: &Caps, outcaps: &Caps) -> bool

fn accept_caps(&self, element: &T, direction: PadDirection, caps: &Caps) -> bool

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

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

fn get_unit_size(&self, element: &T, caps: &Caps) -> Option<usize>

fn sink_event(&self, element: &T, event: Event) -> bool

fn src_event(&self, element: &T, event: Event) -> bool

fn transform(     &self,     element: &T,     inbuf: &Buffer,     outbuf: &mut BufferRef ) -> FlowReturn

fn transform_ip(&self, element: &T, buf: &mut BufferRef) -> FlowReturn

fn transform_ip_passthrough(&self, element: &T, buf: &BufferRef) -> FlowReturn

Implementors