 Adam Thomason
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874f89dba4
Don't resize inputs with zero width or height
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 nfnt
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0f9f918da3
Use RGBA, RGBA64 image types as output.
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nfnt
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579058ccc0
Test for color-casts due to wrong alpha-channel scaling.
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 minodisk
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87f723015c
Test same color with some color modes
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minodisk
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f430a41192
Fix wrong color with RGBA input
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%!s(int64=9) %!d(string=hai) anos |
 nfnt
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f2d1b73023
Merge branch 'alpha_channel_fix'
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nfnt
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563154816f
Remove debugging directives.
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nfnt
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5a6676c19e
Add test case for input data with pre-multiplied-alpha.
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jst
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618f7ff07a
Add test case for correct pixel coordinates after resize.
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%!s(int64=9) %!d(string=hai) anos |
 Charlie Vieth
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b09281bd36
Update benchmarks to focus on conversion performance.
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jst
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9485f5475a
Return input image if output dimensions equal input dimensions.
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jst
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20c6afea04
Remove unnecessary benchmark
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%!s(int64=10) %!d(string=hai) anos |
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jst
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220cad3343
Add simple test case for input image with non-trivial bounds.
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jst
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016a61cd31
Optimize data-locality for a huge increase in processing speed.
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jst
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446eea2f7b
Remove LUT based filters.
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jst
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8f586c4f06
Add benchmarks to compare execution times.
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jst
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252ccc84a2
Add benchmarks for Lanczos3Lut to compare it with Lanczos3 performance.
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jst
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da95f74904
go fmt
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jst
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852f4a47e7
Merge branch 'no-image-shift' of http://github.com/jsummers/nfnt.resize
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jst
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84039c403b
Test for correct canvas size.
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 Jason Summers
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3d9094eb9e
Center the resized image on the canvas, instead of shifting it slightly
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%!s(int64=12) %!d(string=hai) anos |
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jst
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3e06045c3f
Speed up computation: Try to avoid Image.At() as much as possible -> specialized color access for some image types
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jst
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e548f52385
Blur input image during downscaling by scaling the filter kernel to prevent moires in the output image
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jst
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d0b2b9bc39
Added MitchellNetravali, changed Lanczos a bit
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jst
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3fc31c95cc
Kernel simplified
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jst
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339b8fd43a
Speed up calculation by avoiding dynamic casting
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jst
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9041d4db18
Function signature changed again, no need for multiple return value
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jst
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14d51db8b4
Changed function signature to include error handling. Filters simplified.
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nfnt
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fdc4a64918
Tests added
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nfnt
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428642c9f1
initial commit
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