har[7]: '\x01vorbis'        | vorbis
        char[8]: 'CELT    '          | celt
        char[8]: 'CMML\0\0\0\0'      | cmml
        char[8]: '\213JNG\r\n\032\n' | jng
        char[8]: '\x80kate\0\0\0'    | kate
        char[8]: 'OggMIDI\0'         | midi
        char[8]: '\212MNG\r\n\032\n' | mng
        char[8]: 'PCM     '          | pcm
        char[8]: '\211PNG\r\n\032\n' | png
        char[8]: 'Speex   '          | speex
        char[8]: 'YUV4MPEG'          | yuv4mpeg

   An up-to-date version of this table is kept at Xiph.org (see
   [Codecs]).

   Possible examples include:

   o  application/ogg; codecs="theora, cmml, ecmascript"

   o  video/ogg; codecs="theora, vorbis"

   o  audio/ogg; codecs=speex







Goncalves, et al.           Standards Track                     [Page 4]