libpipi

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sam 53268650a7 * dbs.c: generate the initial halftone using random dithering instead of Floyd-Steinberg in order to avoid the energy level getting locally stuck around error diffusion structure artifacts. git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2672 92316355-f0b4-4df1-b90c-862c8a59935f		16年前
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dbs.c	* dbs.c: generate the initial halftone using random dithering instead of	16年前
floydsteinberg.c	* Dithering algorithms no longer modify the original image.	16年前
ordered.c	* Dithering algorithms no longer modify the original image.	16年前
ostromoukhov.c	* Dithering algorithms no longer modify the original image.	16年前
random.c	* random.c: implement random dithering using a deterministic pseudo-RNG.	16年前