Trait gst_plugin::base_src::BaseSrcImpl

pub trait BaseSrcImpl<T: BaseSrcBase>: 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 is_seekable(&self, _element: &T) -> bool { ... }
    fn get_size(&self, _element: &T) -> Option<u64> { ... }
    fn fill(
        &self, 
        _element: &T, 
        _offset: u64, 
        _length: u32, 
        _buffer: &mut BufferRef
    ) -> FlowReturn { ... }
    fn create(
        &self, 
        element: &T, 
        offset: u64, 
        length: u32
    ) -> Result<Buffer, FlowReturn> { ... }
    fn do_seek(&self, element: &T, segment: &mut Segment) -> bool { ... }
    fn query(&self, element: &T, query: &mut QueryRef) -> bool { ... }
    fn event(&self, element: &T, event: &Event) -> bool { ... }
    fn get_caps(&self, element: &T, filter: Option<&CapsRef>) -> Option<Caps> { ... }
    fn negotiate(&self, element: &T) -> bool { ... }
    fn set_caps(&self, element: &T, caps: &CapsRef) -> bool { ... }
    fn fixate(&self, element: &T, caps: Caps) -> Caps { ... }
    fn unlock(&self, _element: &T) -> bool { ... }
    fn unlock_stop(&self, _element: &T) -> bool { ... }
}

Provided Methods

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

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

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

fn get_size(&self, _element: &T) -> Option<u64>

fn fill(
    &self,
    _element: &T,
    _offset: u64,
    _length: u32,
    _buffer: &mut BufferRef
) -> FlowReturn

fn create(
    &self,
    element: &T,
    offset: u64,
    length: u32
) -> Result<Buffer, FlowReturn>

fn do_seek(&self, element: &T, segment: &mut Segment) -> bool

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

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

fn get_caps(&self, element: &T, filter: Option<&CapsRef>) -> Option<Caps>

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

fn set_caps(&self, element: &T, caps: &CapsRef) -> bool

fn fixate(&self, element: &T, caps: Caps) -> Caps

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

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

Methods

impl<T: BaseSrcBase> BaseSrcImpl<T> where     T::InstanceStructType: PanicPoison,

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

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

Implementations on Foreign Types

impl<T: BaseSrcBase> BaseSrcImpl<T> for Box<BaseSrcImpl<T>> where     T::InstanceStructType: PanicPoison,

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

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

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

fn get_size(&self, element: &T) -> Option<u64>

fn fill(     &self,     element: &T,     offset: u64,     length: u32,     buffer: &mut BufferRef ) -> FlowReturn

fn create(     &self,     element: &T,     offset: u64,     length: u32 ) -> Result<Buffer, FlowReturn>

fn do_seek(&self, element: &T, segment: &mut Segment) -> bool

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

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

fn get_caps(&self, element: &T, filter: Option<&CapsRef>) -> Option<Caps>

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

fn set_caps(&self, element: &T, caps: &CapsRef) -> bool

fn fixate(&self, element: &T, caps: Caps) -> Caps

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

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

Implementors