Type Alias GstAppSinkNewPrerollCallback 

pub type GstAppSinkNewPrerollCallback = Option<unsafe extern "C" fn(*mut GstAppSink, gpointer) -> GstFlowReturn>;

Aliased Type

pub enum GstAppSinkNewPrerollCallback {
    None,
    Some(unsafe extern "C" fn(*mut GstAppSink, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut GstAppSink, *mut c_void) -> i32)

Some value of type T.