Commit Graph

13 Commits

Author SHA1 Message Date
jst
dd1c157427 Include kernel boundary check
Filter kernels should yield Zero if they are evaluted outside their
intended size. Though filterModel.Interpolate doesn't do this by design,
it's better to include it anyways.
2012-12-10 18:56:53 +01:00
jst
3e06045c3f Speed up computation: Try to avoid Image.At() as much as possible -> specialized color access for some image types 2012-09-21 20:02:25 +02:00
jst
e548f52385 Blur input image during downscaling by scaling the filter kernel to prevent moires in the output image 2012-09-19 21:03:56 +02:00
jst
e96bbe5547 Unify filters and their dependencies 2012-09-15 20:24:14 +02:00
jst
eaf9383af0 filters.go simplified 2012-09-14 23:12:05 +02:00
jst
339b8fd43a Speed up calculation by avoiding dynamic casting 2012-09-01 00:21:10 +02:00
jst
294efa80bb Prevent resize from doing things multiple times if #CPUs > width 2012-08-23 19:36:02 +02:00
jst
9041d4db18 Function signature changed again, no need for multiple return value 2012-08-09 18:58:57 +02:00
jst
14d51db8b4 Changed function signature to include error handling. Filters simplified. 2012-08-08 21:32:51 +02:00
nfnt
f725c68998 fixed typo, thanks liuben 2012-08-06 21:49:02 +02:00
nfnt
2d612957ed fixed typo 2012-08-03 18:22:12 +02:00
nfnt
fdc4a64918 Tests added 2012-08-03 18:12:26 +02:00
nfnt
428642c9f1 initial commit 2012-08-02 21:59:40 +02:00