@type cat() :: {:cat, binary()}

@type charset() :: {:charset, binary()}

@type fingerprint() :: {:fingerprint, {hash_function(), binary()}}

@type flag_attributes() ::
  :recvonly
  | :sendrecv
  | :sendonly
  | :inactive
  | :extmap_allow_mixed
  | :rtcp_mux
  | :rtcp_rsize

@type framerate() :: {:framerate, framerate_value()}

@type framerate_value() :: float() | {integer(), integer()}

@type hash_function() :: :sha1 | :sha224 | :sha256 | :sha384 | :sha512

@type ice_options() :: {:ice_options, binary() | [binary()]}

@type ice_pwd() :: {:ice_pwd, binary()}

@type ice_ufrag() :: {:ice_ufrag, binary()}

@type key() :: module() | binary() | atom()

@type keywds() :: {:keywds, binary()}

@type lang() :: {:lang, binary()}

@type maxptime() :: {:maxptime, non_neg_integer()}

@type mid() :: {:mid, binary()}

@type orient() :: {:orient, orient_value()}

@type orient_value() :: :portrait | :landscape | :seascape

@type ptime() :: {:ptime, non_neg_integer()}

@type quality() :: {:quality, non_neg_integer()}

@type sdplang() :: {:sdplang, binary()}

@type setup() :: {:setup, setup_value()}

@type setup_value() :: :active | :passive | :actpass | :holdconn

@type t() ::
  ExSDP.Attribute.Extmap.t()
  | ExSDP.Attribute.FMTP.t()
  | ExSDP.Attribute.Group.t()
  | ExSDP.Attribute.MSID.t()
  | ExSDP.Attribute.RTCPFeedback.t()
  | ExSDP.Attribute.RTPMapping.t()
  | ExSDP.Attribute.SSRC.t()
  | ExSDP.Attribute.SSRCGroup.t()
  | ExSDP.Attribute.RID.t()
  | ExSDP.Attribute.Simulcast.t()
  | cat()
  | charset()
  | keywds()
  | orient()
  | lang()
  | sdplang()
  | tool()
  | type()
  | framerate()
  | maxptime()
  | ptime()
  | quality()
  | ice_ufrag()
  | ice_pwd()
  | ice_options()
  | fingerprint()
  | setup()
  | mid()
  | flag_attributes()
  | {String.t(), String.t()}
  | String.t()

@type tool() :: {:tool, binary()}

@type type() :: {:type, type_value()}

@type type_value() :: :broadcast | :meeting | :moderated | :test | :H332