"James H. Cloos Jr." <[EMAIL PROTECTED]> writes:

> JC> The result is that PK's compression is subliniear on this face at
> JC> mag factors less than 14 and superlinear above mag factor 14.
> 
> Juliusz> PK does run-length encoding, right?
> 
> That is what I recall.

The pk format uses a form of RLE that not only compresses succesive
identical pixels, but also compresses successive identical rows. The
details are available in the WEB-code for the program gbtopk.
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