Type Alias GstAppSinkProposeAllocationCallback 

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

Aliased Type

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

Variants

None

No value.

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

Some value of type T.