You can search for identifiers within the package.
in-package search v0.2.0
type t
exception Error of int
exception Failed
val error_message : int -> string
val min_bytes_per_channel : int
val create : unit -> t
val init : t -> Stdlib.Bytes.t -> int -> int -> int * int * int
val decode : t -> Stdlib.Bytes.t -> int -> int -> int * float array array
val post_sync_reset : t -> unit
val find_frame : string -> int
module Mp4 : sig ... end