84 lines
1.7 KiB
Python
84 lines
1.7 KiB
Python
#!/usr/bin/env python
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import sys
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import os
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import tempfile
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def execute(command):
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os.system(command)
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def print_err(message):
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execute(">&2 echo \""+message+"\"")
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def print_usage():
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usage="cbr2cbz A script utility to convert CBR files into CBZ files"
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usage+="\n\t Usage: cbr2cbz <filename_without_spaces.cbr>"
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usage+="\n\t\n\t (Please don't use non-free formats like RAR/CBR)"
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print_err(usage)
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#Extract images from a CBR file into a directory
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def uncompress(filename, directory):
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UNZIP="unzip"
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command=" ".join([UNZIP, "\""+filename+"\"", directory])
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#print_err(command)
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execute(command)
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#Resize a folder of images to 85 quality
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def resize(directory):
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IM="magick"
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ARGS="-compress jpeg -resize 75% -quality 85"
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for file in os.listdir(directory):
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file = directory + '/"' + file + '"'
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command=" ".join([IM, file, ARGS, file])
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execute (command)
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#Compress a folder with images into a CBZ/ZIP file
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def compress (directory, zip_filename):
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ZIP="zip"
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directory=directory+"/*"
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command=" ".join([ZIP, "\""+zip_filename+"\"", directory ])
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execute (command)
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def get_filename_without_extension(filename):
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return filename[:-4]
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if len(sys.argv)!=2:
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print_usage();
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sys.exit(-1)
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cbr_filename=sys.argv[1]
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cbz_filename=get_filename_without_extension(cbr_filename)+".cbz"
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temp_dir=tempfile.mkdtemp("cbr2cbz")
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print_err("Processing "+cbr_filename)
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#Extract images from CBR/RAR into a directory
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uncompress(sys.argv[1], temp_dir)
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#Resize/downsample big images
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resize(temp_dir)
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#Compress images and put them into a CBZ/ZIP
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compress(temp_dir, cbz_filename)
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execute("".join(["rm -Rf ", temp_dir]))
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def extract (cbr_filename, dir_name):
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pass
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#execute ("dir")
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