sig
type t
val of_element : Gstreamer.Element.t -> Gstreamer.App_sink.t
val pull_buffer :
Gstreamer.App_sink.t ->
(int, Bigarray.int8_unsigned_elt, Bigarray.c_layout) Bigarray.Array1.t
val pull_buffer_string : Gstreamer.App_sink.t -> string
end