HELP! * GREY=local LOCAL HTML version of Foils prepared July 28,1995

Foil 28 H.261 - similar to but not compatible with MPEG

From Master Foils for HPDC95 Compression Presentation HPDC95 Pentagon City -- August 1,1995. by Roman Markowski and Geoffrey Fox * See also color IMAGE
CCITT standard
VideoCodec for Audiovisual Services at px64 Kbps (p=1..30)
describes videosource coder, video multiplex coder and the transmission coder
designed for ISDN
defines two picture formats:
  • CIF (Common Intermedia Format) - 288x360 luminance, 144x180 chrominance
  • QCIF (Quarter CIF) - 144x180 of luminance and 72x90 of chrominance

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