RE: Misc Codec Questions....

Holger Waechtler <[email protected]> Wed, 22 May 2002 07:49:16 -0700 (PDT)
Newsgroups gmane.comp.multimedia.ogg.tarkin.devel
Message-ID <[email protected]>
--- Sebastien St-Laurent <[email protected]> wrote:
> 
> Out of curiosity (and laziness i guess since i could check the code).
> What
> approach does Tarkin take so far to code the wavelet bits?

Binary runlength encoding in bitplanes, the current code uses parallel
runlength encoders. Runlengths are written out by a modified Golomb
coder. Should be free of IP issues but not very efficient because we
don't take any advantage of spatial correlation, there is no context
sensitive entropy coding.

Holger


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