ACO conversion utility

aco.py

#!/usr/bin/env python

# aco
#
# Convert an Adobe Color Swatches file to standard hex color codes

import sys, re, os

def main():
	args = sys.argv[1:]
	print args
	for filename in args:
		print "Parsing %s\n" % filename
		print parse_file(filename)

def parse_file(filename, chunksize=8192):
	try:
		fp = open(filename,'rb')
	except:
		sys.stderr.write('Cannot open %s\n' % filename)
		return

	bytes = [ord(b) for b in fp.read(chunksize)]
	ints = [bytes[i]*256+bytes[i+1] for i in range(0,len(bytes),2)]

	aco = {
		'version': ints[0],
		'count': ints[1]
	}
	aco['colors'] = [ {
		's':ints[i],
		'r':ints[i+1],
		'g':ints[i+2],
		'b':ints[i+3]
	} for i in range(2,ints[1]*4+2,4)]
	return aco

if __name__ == '__main__':
	main()