Re: tile size in filters

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On Thu, 2008-10-09 at 11:08 +0200, Dierk Fröhling wrote:
> I need to handle all pixels of an image in one tile for my new filter.> The problem is that every pixel in the filtered image should depend on> values from all other pixels...> I tried out different things from other (example) filters (including the> bounding box stuff) but my image is always split into several tiles.> Is there any way to tell the gegl infrastructure to use the whole image> as one tile as input pad?> The bounding box stuff doesn't work especially because the size of> images can differ.> I know that this could lead to memory problems with really big images...
I wrote a color reduction filter that does Floyd-Steinberg dithering,where each pixel depends on all previous pixels (the bottom-right pixeldepends on the entire image). It should be among the workshop filters.Maybe that'd be useful to look at.
-- Hans Petter Jansson <hpj@xxxxxxxxxxx>
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