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python Programming Glossary: imagechops

Trim whitespace using PIL

http://stackoverflow.com/questions/10615901/trim-whitespace-using-pil

I found a solution for PIL from PIL import Image ImageChops def trim im border bg Image.new im.mode im.size border diff.. trim im border bg Image.new im.mode im.size border diff ImageChops.difference im bg bbox diff.getbbox if bbox return im.crop bbox.. resulting from compression. Code from PIL import Image ImageChops def trim im bg Image.new im.mode im.size im.getpixel 0 0 diff..

Python Imaging: YCbCr problems

http://stackoverflow.com/questions/2797102/python-imaging-ycbcr-problems

because the sequence import Image import ImageOps import ImageChops c Image.open 'squished_levels.png' c PngImagePlugin.PngImageFile.. ImageOps.equalize d e.getextrema 0 255 f e.convert 'RGB' g ImageChops.lighter c f g.show # not squished in luminance All works as..

How to detect motion between two PIL images? (wxPython webcam integration example included)

http://stackoverflow.com/questions/5524179/how-to-detect-motion-between-two-pil-images-wxpython-webcam-integration-exampl

image1 self.image1 if not image2 image2 self.image2 diffs ImageChops.difference image1 image2 return self.ImageEntropy diffs def.. PIL.Image import math sys numpy as np import PIL.Image PIL.ImageChops sys.modules Image PIL.Image sys.modules ImageChops PIL.ImageChops.. PIL.ImageChops sys.modules Image PIL.Image sys.modules ImageChops PIL.ImageChops from scipy.misc import imread from scipy.linalg..

Resize image maintaining aspect ratio AND making portrait and landscape images exact same size?

http://stackoverflow.com/questions/9103257/resize-image-maintaining-aspect-ratio-and-making-portrait-and-landscape-images-e

for an image # usr bin env python from PIL import Image ImageChops F_IN path to image_in.jpg F_OUT path to image_out.jpg size 80.. 0 2 0 offset_y max size 1 image_size 1 2 0 thumb ImageChops.offset thumb offset_x offset_y thumb.save F_OUT It first uses.. or pad fit. # usr bin env python from PIL import Image ImageChops ImageOps def makeThumb f_in f_out size 80 80 pad False image..