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40 lines
1.6 KiB
40 lines
1.6 KiB
#!/usr/bin/env python
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import os, sys
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from PIL import Image
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from PIL import ImageEnhance
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import argparse
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parser = argparse.ArgumentParser()
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parser.add_argument("--width", dest="width", type=int, required=True)
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parser.add_argument("--height", dest="height", type=int, required=True)
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parser.add_argument("--crop", action="store_true", required=False)
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parser.add_argument("source", type=str)
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parser.add_argument("destination", type=str)
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args = parser.parse_args()
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size = args.width, args.height
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infile = args.source
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outfile = args.destination
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try:
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im = Image.open(infile)
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im = im.convert()
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if args.crop:
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width_crop = im.size[0]
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height_crop = im.size[0]*(args.width/args.height)
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width_padding = 0
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height_padding = (im.size[1]-height_crop)/2
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if height_crop > im.size[1]:
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width_crop = im.size[1]*(args.height/args.width)
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height_crop = im.size[1]
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width_padding = (im.size[0]-width_crop)/2
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height_padding = 0
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im_crop = im.crop((width_padding, height_padding, width_crop+width_padding, height_crop+height_padding))
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im_result = im_crop.resize(size, Image.ANTIALIAS)
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else:
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im.thumbnail(size, Image.ANTIALIAS)
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im_result = Image.new('RGB', (args.width, args.height), (255, 255, 255))
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im_result.paste(im, ((args.width - im.size[0]) / 2, (args.height - im.size[1]) / 2))
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enhancer = ImageEnhance.Contrast(im_result)
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im_result = enhancer.enhance(1.05)
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im_result.save(outfile, "JPEG", quality=100)
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except IOError:
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print("cannot create thumbnail for '%s'" % infile)
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