Quantisation matrices for Thor video coding

Document Type Expired Internet-Draft (individual)
Author Thomas Davies 
Last updated 2016-09-19 (latest revision 2016-03-18)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This draft describes a family of default quantisation matrices that may be used to improve perceptual quality when encoding with Thor. Similar quantisation matrix designs may be used in most block-based video and image codecs.


Thomas Davies (thdavies@cisco.com)

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)