python-pillow/Pillow
1
1
Fork 0
mirror of https://github.com/python-pillow/Pillow.git synced 2025-01-27 09:44:31 +03:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #1745 from hugovk/crop_integers

Browse Source 
Round crop's arguments to nearest integers
This commit is contained in:
wiredfool 2016-03-14 09:44:29 -07:00
commit c3bf1e1c78
2 changed files with 17 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
PIL/Image.py
View File

@ -1951,7 +1951,9 @@ class _ImageCrop(Image):
Image.__init__(self) Image.__init__(self)
x0, y0, x1, y1 = box # Round to nearest integer, runs int(round(x)) when unpacking
x0, y0, x1, y1 = map(int, map(round, box))
if x1 < x0: if x1 < x0:
x1 = x0 x1 = x0
if y1 < y0: if y1 < y0:

14
Tests/test_image_crop.py
View File

@ -52,6 +52,20 @@ class TestImageCrop(PillowTestCase):
self.assertEqual(len(im.getdata()), 0) self.assertEqual(len(im.getdata()), 0)
self.assertRaises(IndexError, lambda: im.getdata()[0]) self.assertRaises(IndexError, lambda: im.getdata()[0])
def test_crop_float(self):
# Check cropping floats are rounded to nearest integer
# https://github.com/python-pillow/Pillow/issues/1744
# Arrange
im = Image.new("RGB", (10, 10))
self.assertEqual(im.size, (10, 10))
# Act
cropped = im.crop((0.9, 1.1, 4.2, 5.8))
# Assert
self.assertEqual(cropped.size, (3, 5))
if __name__ == '__main__': if __name__ == '__main__':
unittest.main() unittest.main()