Function gstreamer::pad::trampoline_chain_function

source ยท 
unsafe extern "C" fn trampoline_chain_function<T, F: Fn(&T, Option<&Object>, Buffer) -> Result<FlowSuccess, FlowError> + Send + Sync + 'static>(
    pad: *mut GstPad,
    parent: *mut GstObject,
    buffer: *mut GstBuffer,
) -> GstFlowReturn
where
    T: IsA<Pad>,