Function gst_ element_ factory_ create 
Source pub unsafe extern "C" fn gst_element_factory_create(
    factory: *mut GstElementFactory,
    name: *const c_char,
) -> *mut GstElementpub unsafe extern "C" fn gst_element_factory_create(
    factory: *mut GstElementFactory,
    name: *const c_char,
) -> *mut GstElement