36438eed8f
Fix headers.
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2844 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
6f49c4d859
* ordered.c: r means radius, not diameter.
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2813 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
bd54059e60
* Add a scale parameter to pipi_dither_ordered_ext().
* Reimplement pipi_dither_halftone() using pipi_dither_ordered_ext().
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2812 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
4fefa85cd9
* ordered.c: allow to rotate the dither pattern, using nearest-neighbour
rotation interpolation.
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2811 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
3dba2d0198
* Add pipi_order, to transform any image into an ordered dithering matrix.
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2790 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
eb9a270380
* pipi_dither_ordered() now takes two arguments; any image can be used as
the ordered dithering matrix. To get the old behaviour, use:
pipi image.png pipi:bayer8 --dither ordered out.png
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2696 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
18dd51e1a5
* Dithering algorithms no longer modify the original image.
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2670 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
6a3309663e
* ordered.c: implement Bayer dithering (pretty trivial).
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2665 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
87f8e922ab
* Error diffusion methods now support either raster or serpentine scan.
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2656 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
2182fdfdbf
* floydsteinberg.c: perform Floyd-Steinberg dithering on a serpentine path.
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2653 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
1408cff41d
* Add Floyd-Steinberg grayscale dithering.
git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2637 92316355-f0b4-4df1-b90c-862c8a59935f
преди 17 години
sam