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Really quick-and-dirty Python script to create glitched (intentionally corrupted) JPEGs
#!/usr/bin/env python
# the contents of this file are in the public domain
import os
import random
import sys
def main(args):
filename = args[0]
dirname = args[1]
count = int(args[2])
with open(filename, 'rb') as f:
contents = f.read()
for i in xrange(0, count):
write_out_with_glitch(contents, os.path.join(dirname, "glitch%02d.jpg" % i))
def write_out_with_glitch(contents, filename):
size = len(contents)
print "writing %s bytes to %s..." % (size, filename)
with open(filename, 'wb') as f:
for byte in contents:
if random.randint(0, 999) == 0:
f.write(chr(random.randint(0, 255)))
else:
f.write(byte)
if __name__ == '__main__':
main(sys.argv[1:])
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