colour spaces for a given image. For instance, if pipi_gaussian_blur is
    applied to a 32-bpp image, it is automatically converted to gamma-corrected
    32-bit floats beforehands, then converted back to normal.
  * TODO: clipping, regions of interest, more formats, getpixel macros...

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the image boundaries; instead, return the closest pixel in the image.

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old, they will certainly require some cleanup, eg. pkg-config transitions.


git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2228 92316355-f0b4-4df1-b90c-862c8a59935f