Mercurial > ec-dotfiles
annotate bin/recompress @ 92:03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
| author | Edho Prima Arief <edho@myconan.net> | 
|---|---|
| date | Thu, 14 Jul 2011 00:34:46 +0700 | 
| parents | |
| children | 4f954c1e2fdc | 
| rev | line source | 
|---|---|
| 92 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 1 #!/usr/bin/env python | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 2 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 3 import sys, os | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 4 from PIL import Image | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 5 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 6 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 7 # return codes: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 8 # 0 = ok | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 9 # 1 = error opening file (not an image, not a file, unreadable or whatever) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 10 # 2 = error saving file (no write permission) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 11 # 3 = not a png file | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 12 def repng(filename): | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 13 retcode = 0 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 14 try: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 15 im = Image.open(filename) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 16 if im.format == "PNG": | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 17 try: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 18 im.save(filename, optimize=1) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 19 except: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 20 retcode = 3 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 21 else: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 22 retcode = 2 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 23 except: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 24 retcode = 1 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 25 return retcode | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 26 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 27 def hbytes(inbyte): | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 28 units = ["B", "kB", "MB", "GB", "TB", "PB"] | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 29 outbyte = float(inbyte) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 30 current_unit = 0 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 31 while outbyte > 1000: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 32 outbyte /= 1000 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 33 current_unit += 1 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 34 return "%.2f %s" % (outbyte, units[current_unit]) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 35 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 36 if __name__ == "__main__": | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 37 for filename in sys.argv[1:]: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 38 print "Recompressing %s:" % filename, | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 39 sys.stdout.flush() | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 40 try: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 41 byte_orig = os.path.getsize(filename) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 42 re = repng(filename) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 43 if re == 0: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 44 byte_new = os.path.getsize(filename) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 45 print "OK (%s => %s, %.2f%% saving)" % (hbytes(byte_orig), hbytes(byte_new), (byte_orig - byte_new)*100/float(byte_orig)), | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 46 elif re == 1: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 47 print "Not an image or corrupt file", | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 48 elif re == 2: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 49 print "No write permission", | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 50 elif re == 3: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 51 print "Not a PNG file", | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 52 except: | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 53 print "(%s: %s)" % (sys.exc_type, sys.exc_value) | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 54 print "Not a file or no read permission", | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 55 re = 1 | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 56 print "[%s]" % re | 
| 
03b02463cc16
omg python, recompresses image files. Because mplayer's png writer doesn't write compressed png.
 Edho Prima Arief <edho@myconan.net> parents: diff
changeset | 57 | 
