python-pillow/Pillow
1
1
Fork 0
mirror of https://github.com/python-pillow/Pillow.git synced 2024-12-27 02:16:19 +03:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #1914 from uploadcare/box-blur-alpha

Browse Source 
Box blur with premultiplied alpha
This commit is contained in:
wiredfool 2016-05-31 14:40:25 +01:00
commit 6fe8d0f15b
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Tests/test_box_blur.py
View File

@ -64,10 +64,12 @@ class TestBoxBlur(PillowTestCase):
self.assertRaises(ValueError, self.box_blur, sample.convert("P"))
self.box_blur(sample.convert("L"))
self.box_blur(sample.convert("LA"))
self.box_blur(sample.convert("LA").convert("La"))
self.assertRaises(ValueError, self.box_blur, sample.convert("I"))
self.assertRaises(ValueError, self.box_blur, sample.convert("F"))
self.box_blur(sample.convert("RGB"))
self.box_blur(sample.convert("RGBA"))
self.box_blur(sample.convert("RGBA").convert("RGBa"))
self.box_blur(sample.convert("CMYK"))
self.assertRaises(ValueError, self.box_blur, sample.convert("YCbCr"))

4
libImaging/BoxBlur.c
View File

@ -257,10 +257,12 @@ ImagingBoxBlur(Imaging imOut, Imaging imIn, float radius, int n)
if (!(strcmp(imIn->mode, "RGB") == 0 ||
strcmp(imIn->mode, "RGBA") == 0 ||
strcmp(imIn->mode, "RGBa") == 0 ||
strcmp(imIn->mode, "RGBX") == 0 ||
strcmp(imIn->mode, "CMYK") == 0 ||
strcmp(imIn->mode, "L") == 0 ||
strcmp(imIn->mode, "LA") == 0))
strcmp(imIn->mode, "LA") == 0 ||
strcmp(imIn->mode, "La") == 0))
return ImagingError_ModeError();
imTransposed = ImagingNew(imIn->mode, imIn->ysize, imIn->xsize);