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https://github.com/wesnoth/wesnoth
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49 lines
1.2 KiB
Python
Executable File
49 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python
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"""
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imgcheck - check a sequence of images for exiguous colors
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usage: imgcheck baseframe imgframe...
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In a sequence of images, treat the first as a baseframe and the rest
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as animation images. Report on colors not present in the baseframe.
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The Python Imaging Library must be available for this tool to work
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"""
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import sys, Image
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# Extract a color table list from the images
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colortables = []
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for filename in sys.argv[1:]:
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img = Image.open(filename).convert("RGB")
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colortable = img.getcolors()
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if colortable:
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colortables.append([filename, colortable])
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else:
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print "imgcheck: %s has no color table" % filename
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#img.close()
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# Perform cxolor table subtraction
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basecolors = map(lambda (n, rgb): rgb, colortables[0][1])
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basecolors.sort()
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subtracted = []
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for i in range(1, len(colortables)):
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exiguous = []
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for (n, rgb) in colortables[i][1]:
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if rgb not in basecolors:
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exiguous.append((n, rgb))
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exiguous.sort(lambda (an, argb), (bn, brgb): cmp(argb, brgb))
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subtracted.append((colortables[i][0], exiguous))
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print "Base colors:"
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print basecolors
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for (filename, colors) in subtracted:
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print filename + ":"
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for (n, rgb) in colors:
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print `rgb` + " * " + `n`
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