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karlcow/image-optim.py

Last active May 19, 2016 06:57
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image-optim.py
# Testing Images optimization
# for https://github.com/webcompat/webcompat.com/issues/1051
import os
import shutil
import time
from PIL import Image
IMAGE_PATH = '/Users/karl/Documents/2016/05/webc/original.png'
IMAGE_DEST = '/Users/karl/Documents/2016/05/webc/saved'
JPEG_PATH = '/Users/karl/Documents/2016/05/webc/burger.jpg'
# Cleaning the directory
if os.path.exists(IMAGE_DEST):
shutil.rmtree(IMAGE_DEST)
os.makedirs(IMAGE_DEST)
else:
os.makedirs(IMAGE_DEST)
# We will be reading each time the file to be sure to start fresh.
def optim_true(IMAGE_PATH, IMAGE_DEST):
time_beg = time.time()
save_parameters = {}
image_file = '%s/%s' % (IMAGE_DEST, 'opt-true.png')
image_object = Image.open(IMAGE_PATH)
save_parameters['optimize'] = True
image_object.save(image_file, **save_parameters)
print image_object.encoderconfig
print image_object.encoderinfo
del image_object
time_end = time.time()
print 'Optim True: %s' % (time_end - time_beg)
def optim_false(IMAGE_PATH, IMAGE_DEST):
time_beg = time.time()
save_parameters = {}
image_file = '%s/%s' % (IMAGE_DEST, 'opt-false.png')
image_object = Image.open(IMAGE_PATH)
save_parameters['optimize'] = False
image_object.save(image_file, **save_parameters)
print image_object.encoderconfig
print image_object.encoderinfo
del image_object
time_end = time.time()
print 'Optim False: %s' % (time_end - time_beg)
def optim_normal(IMAGE_PATH, IMAGE_DEST):
time_beg = time.time()
image_file = '%s/%s' % (IMAGE_DEST, 'original-save.png')
image_object = Image.open(IMAGE_PATH)
image_object.save(image_file)
print image_object.encoderconfig
print image_object.encoderinfo
del image_object
time_end = time.time()
print 'Original Save: %s' % (time_end - time_beg)
def optim_compress(IMAGE_PATH, IMAGE_DEST, level):
time_beg = time.time()
image_file = '%s/original-compress-l%s.png' % (IMAGE_DEST, str(level))
image_object = Image.open(IMAGE_PATH)
image_object.save(image_file, compress_level=level)
print image_object.encoderconfig
print image_object.encoderinfo
del image_object
time_end = time.time()
print 'Compress Level %s: %s' % (str(level), time_end - time_beg)
def burger_optim_true(IMAGE_PATH, IMAGE_DEST):
time_beg = time.time()
save_parameters = {}
image_file = '%s/%s' % (IMAGE_DEST, 'burger-true.jpg')
image_object = Image.open(IMAGE_PATH)
save_parameters['optimize'] = True
image_object.save(image_file, **save_parameters)
print image_object.encoderconfig
print image_object.encoderinfo
del image_object
time_end = time.time()
print 'Burger Optim True: %s' % (time_end - time_beg)
def burger_optim_normal(IMAGE_PATH, IMAGE_DEST):
time_beg = time.time()
image_file = '%s/%s' % (IMAGE_DEST, 'burger-original.jpg')
image_object = Image.open(IMAGE_PATH)
image_object.save(image_file)
print image_object.encoderconfig
print image_object.encoderinfo
del image_object
time_end = time.time()
print 'Original Save: %s' % (time_end - time_beg)
def pngjpg_optim_true(IMAGE_PATH, IMAGE_DEST):
time_beg = time.time()
save_parameters = {}
image_file = '%s/%s' % (IMAGE_DEST, 'pngjpg-true.jpg')
image_object = Image.open(IMAGE_PATH)
save_parameters['optimize'] = True
image_object.save(image_file, **save_parameters)
print image_object.encoderconfig
print image_object.encoderinfo
del image_object
time_end = time.time()
print 'JPGPNG Optim True: %s' % (time_end - time_beg)
def pngjpg_optim_normal(IMAGE_PATH, IMAGE_DEST):
time_beg = time.time()
image_file = '%s/%s' % (IMAGE_DEST, 'pngjpg-original.jpg')
image_object = Image.open(IMAGE_PATH)
image_object.save(image_file)
print image_object.encoderconfig
print image_object.encoderinfo
del image_object
time_end = time.time()
print 'JPGPNG Save: %s' % (time_end - time_beg)
if __name__ == "__main__":
# optim_true(IMAGE_PATH, IMAGE_DEST)
# optim_false(IMAGE_PATH, IMAGE_DEST)
# optim_normal(IMAGE_PATH, IMAGE_DEST)
# for level in xrange(1, 10):
# optim_compress(IMAGE_PATH, IMAGE_DEST, level)
# burger_optim_normal(JPEG_PATH, IMAGE_DEST)
# burger_optim_true(JPEG_PATH, IMAGE_DEST)
pngjpg_optim_normal(IMAGE_PATH, IMAGE_DEST)
pngjpg_optim_true(IMAGE_PATH, IMAGE_DEST)
@karlcow
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karlcow commented May 19, 2016 

→ time python -m cProfile -s time image-optim.py 
Optim True: 17.3877630234
Optim False: 17.2931690216
Original Save: 1.36256098747
         21377 function calls (21087 primitive calls) in 36.069 seconds

   Ordered by: internal time

   ncalls  tottime  percall  cumtime  percall filename:lineno(function)
       83   35.819    0.432   35.819    0.432 {method 'encode' of 'ImagingEncoder' objects}
      648    0.132    0.000    0.132    0.000 {method 'decode' of 'ImagingDecoder' objects}
      184    0.015    0.000    0.015    0.000 {PIL._imaging.crc32}
        3    0.009    0.003    0.009    0.003 {method 'close' of 'file' objects}
      270    0.008    0.000    0.008    0.000 {method 'write' of 'file' objects}
        1    0.006    0.006    0.016    0.016 Image.py:27(<module>)
     1959    0.006    0.000    0.006    0.000 {method 'read' of 'file' objects}
        1    0.005    0.005   36.069   36.069 image-optim.py:3(<module>)
        6    0.004    0.001    0.030    0.005 Image.py:342(preinit)
        1    0.004    0.004    0.005    0.005 __init__.py:24(<module>)
        3    0.004    0.001    0.004    0.001 {PIL._imaging.new}
        1    0.004    0.004    0.017    0.017 JpegImagePlugin.py:35(<module>)
        1    0.003    0.003    1.363    1.363 image-optim.py:46(optim_normal)
        1    0.003    0.003   17.293   17.293 image-optim.py:34(optim_false)
        1    0.003    0.003   17.388   17.388 image-optim.py:22(optim_true)
        1    0.003    0.003    0.010    0.010 fractions.py:4(<module>)
        1    0.002    0.002    0.014    0.014 TiffImagePlugin.py:42(<module>)
        1    0.002    0.002    0.005    0.005 BmpImagePlugin.py:27(<module>)
        1    0.002    0.002    0.002    0.002 ImagePalette.py:19(<module>)
        1    0.002    0.002    0.003    0.003 collections.py:1(<module>)
        1    0.002    0.002    0.005    0.005 shutil.py:5(<module>)
      648    0.002    0.000    0.011    0.000 PngImagePlugin.py:557(load_read)
        6    0.002    0.000    0.149    0.025 ImageFile.py:120(load)
        1    0.001    0.001    0.002    0.002 __init__.py:4(<module>)
        1    0.001    0.001    0.001    0.001 GifImagePlugin.py:27(<module>)
        2    0.001    0.001    0.002    0.001 collections.py:293(namedtuple)
      651    0.001    0.000    0.003    0.000 PngImagePlugin.py:107(read)
     1508    0.001    0.000    0.002    0.000 sre_parse.py:193(__next)
    49/10    0.001    0.000    0.004    0.000 sre_parse.py:395(_parse)
        1    0.001    0.001    0.002    0.002 PngImagePlugin.py:34(<module>)
        1    0.001    0.001    0.003    0.003 FixTk.py:1(<module>)
       89    0.001    0.000    0.024    0.000 PngImagePlugin.py:615(putchunk)
      654    0.001    0.000    0.001    0.000 {method 'match' of '_sre.SRE_Pattern' objects}
        3    0.001    0.000   35.844   11.948 ImageFile.py:438(_save)
        1    0.001    0.001    0.001    0.001 heapq.py:31(<module>)
     1386    0.001    0.000    0.002    0.000 sre_parse.py:212(get)
        1    0.001    0.001    0.001    0.001 io.py:34(<module>)
    90/10    0.001    0.000    0.001    0.000 sre_compile.py:64(_compile)
        2    0.001    0.000    0.003    0.002 {__import__}
      657    0.000    0.000    0.001    0.000 _binary.py:56(i32be)
        1    0.000    0.000    0.005    0.005 decimal.py:116(<module>)
        6    0.000    0.000    0.000    0.000 {open}
      120    0.000    0.000    0.000    0.000 {built-in method __new__ of type object at 0x10c349408}
3709/3667    0.000    0.000    0.000    0.000 {len}
      273    0.000    0.000    0.000    0.000 {_struct.pack}
      337    0.000    0.000    0.000    0.000 sre_parse.py:141(__getitem__)
      819    0.000    0.000    0.000    0.000 {min}
        2    0.000    0.000    0.000    0.000 {posix.remove}
        1    0.000    0.000    0.001    0.001 threading.py:1(<module>)
   118/46    0.000    0.000    0.000    0.000 sre_parse.py:151(getwidth)
      663    0.000    0.000    0.000    0.000 {_struct.unpack}
      490    0.000    0.000    0.000    0.000 {getattr}
       13    0.000    0.000    0.001    0.000 abc.py:86(__new__)
      651    0.000    0.000    0.000    0.000 {method 'tell' of 'file' objects}
       83    0.000    0.000    0.024    0.000 PngImagePlugin.py:633(write)
      975    0.000    0.000    0.000    0.000 {method 'append' of 'list' objects}
    43/10    0.000    0.000    0.004    0.000 sre_parse.py:317(_parse_sub)
        1    0.000    0.000    0.000    0.000 ImageFile.py:30(<module>)
      431    0.000    0.000    0.000    0.000 {isinstance}
      100    0.000    0.000    0.000    0.000 TiffTags.py:26(__new__)
       95    0.000    0.000    0.000    0.000 _binary.py:73(o32be)
        1    0.000    0.000    0.000    0.000 TiffTags.py:303(_populate)
       10    0.000    0.000    0.006    0.001 re.py:230(_compile)
        3    0.000    0.000   36.003   12.001 Image.py:1601(save)
    17/13    0.000    0.000    0.000    0.000 abc.py:148(__subclasscheck__)
        1    0.000    0.000    0.000    0.000 {posix.mkdir}
       28    0.000    0.000    0.000    0.000 sre_compile.py:256(_optimize_charset)
        1    0.000    0.000    0.001    0.001 TiffTags.py:20(<module>)
       52    0.000    0.000    0.000    0.000 _weakrefset.py:36(__init__)
        3    0.000    0.000   35.844   11.948 PngImagePlugin.py:637(_save)
        1    0.000    0.000    0.001    0.001 PpmImagePlugin.py:18(<module>)
      276    0.000    0.000    0.000    0.000 sre_parse.py:206(match)
       96    0.000    0.000    0.000    0.000 {method 'join' of 'str' objects}
        1    0.000    0.000    0.000    0.000 threading.py:552(_Event)
        1    0.000    0.000    0.000    0.000 ascii.py:8(<module>)
      178    0.000    0.000    0.000    0.000 _binary.py:69(o16be)
        3    0.000    0.000    0.000    0.000 __init__.py:78(CFUNCTYPE)
        1    0.000    0.000    0.000    0.000 _util.py:1(<module>)
       28    0.000    0.000    0.000    0.000 sre_compile.py:228(_compile_charset)
        1    0.000    0.000    0.000    0.000 _endian.py:4(<module>)
        3    0.000    0.000    0.000    0.000 Image.py:2269(_open_core)
       10    0.000    0.000    0.004    0.000 sre_parse.py:706(parse)
       10    0.000    0.000    0.000    0.000 sre_compile.py:433(_compile_info)
       10    0.000    0.000    0.006    0.001 sre_compile.py:567(compile)
       18    0.000    0.000    0.000    0.000 {method 'format' of 'str' objects}
       19    0.000    0.000    0.000    0.000 sre_parse.py:227(isname)
      160    0.000    0.000    0.000    0.000 sre_parse.py:137(__len__)
        1    0.000    0.000    0.000    0.000 ImageColor.py:20(<module>)
        3    0.000    0.000    0.000    0.000 PngImagePlugin.py:489(_open)
       26    0.000    0.000    0.000    0.000 {hasattr}
       54    0.000    0.000    0.000    0.000 abc.py:89(<genexpr>)
      100    0.000    0.000    0.000    0.000 <string>:8(__new__)
      131    0.000    0.000    0.000    0.000 sre_parse.py:149(append)
       36    0.000    0.000    0.000    0.000 sre_compile.py:428(_simple)
       90    0.000    0.000    0.000    0.000 sre_parse.py:92(__init__)
       33    0.000    0.000    0.000    0.000 _weakrefset.py:58(__iter__)
        1    0.000    0.000    0.000    0.000 ImageSequence.py:19(<module>)
        3    0.000    0.000    0.000    0.000 __init__.py:493(PYFUNCTYPE)
       71    0.000    0.000    0.000    0.000 collections.py:337(<genexpr>)
        6    0.000    0.000    0.000    0.000 PngImagePlugin.py:132(call)
        2    0.000    0.000    0.000    0.000 {_ctypes.POINTER}
        1    0.000    0.000    0.000    0.000 _binary.py:14(<module>)
        3    0.000    0.000    0.000    0.000 decimal.py:3783(__init__)
       14    0.000    0.000    0.000    0.000 __init__.py:147(_check_size)
        1    0.000    0.000    0.001    0.001 numbers.py:6(<module>)
        6    0.000    0.000    0.000    0.000 decimal.py:514(__new__)
        1    0.000    0.000    0.000    0.000 <string>:1(<module>)
        3    0.000    0.000    0.000    0.000 ImageFile.py:78(__init__)
        1    0.000    0.000    0.000    0.000 TiffImagePlugin.py:354(ImageFileDirectory_v2)
        1    0.000    0.000    0.000    0.000 fractions.py:44(Fraction)
       10    0.000    0.000    0.006    0.001 re.py:192(compile)
        1    0.000    0.000    0.000    0.000 {posix.listdir}
        3    0.000    0.000    0.031    0.010 Image.py:2227(open)
       31    0.000    0.000    0.000    0.000 {method 'items' of 'dict' objects}
        1    0.000    0.000    0.000    0.000 ImageMode.py:17(<module>)
        1    0.000    0.000    0.000    0.000 <string>:1(_TagInfo)
       30    0.000    0.000    0.000    0.000 sre_parse.py:268(_escape)
       23    0.000    0.000    0.000    0.000 sre_parse.py:74(opengroup)
        1    0.000    0.000    0.000    0.000 __init__.py:265(_reset_cache)
        1    0.000    0.000    0.000    0.000 __init__.py:349(__init__)
        3    0.000    0.000    0.000    0.000 {PIL._imaging.zip_encoder}
        3    0.000    0.000    0.000    0.000 {method 'flush' of 'file' objects}
       25    0.000    0.000    0.000    0.000 {_struct.calcsize}
        1    0.000    0.000    0.000    0.000 decimal.py:505(Decimal)
       17    0.000    0.000    0.000    0.000 _weakrefset.py:26(__exit__)
        1    0.000    0.000    0.000    0.000 ImageChops.py:18(<module>)
    47/27    0.000    0.000    0.000    0.000 {issubclass}
        1    0.000    0.000    0.000    0.000 __future__.py:48(<module>)
       10    0.000    0.000    0.000    0.000 {_sre.compile}
        7    0.000    0.000    0.000    0.000 TiffImagePlugin.py:567(_register_basic)
        4    0.000    0.000    0.000    0.000 {posix.stat}
       56    0.000    0.000    0.000    0.000 {method 'find' of 'bytearray' objects}
        6    0.000    0.000    0.000    0.000 Image.py:2401(register_open)
        7    0.000    0.000    0.000    0.000 {method 'decode' of 'str' objects}
       13    0.000    0.000    0.000    0.000 abc.py:105(register)
        3    0.000    0.000    0.000    0.000 PngImagePlugin.py:311(chunk_IHDR)
        1    0.000    0.000    0.000    0.000 Image.py:478(Image)
        9    0.000    0.000    0.000    0.000 {method 'seek' of 'file' objects}
       30    0.000    0.000    0.000    0.000 _weakrefset.py:83(add)
       10    0.000    0.000    0.000    0.000 {all}
       39    0.000    0.000    0.000    0.000 {_sre.getlower}
        9    0.000    0.000    0.000    0.000 Image.py:618(__getattr__)
        1    0.000    0.000    0.000    0.000 {posix.rmdir}
        1    0.000    0.000    0.000    0.000 TiffImagePlugin.py:230(IFDRational)
       10    0.000    0.000    0.001    0.000 sre_compile.py:552(_code)
      104    0.000    0.000    0.000    0.000 sre_parse.py:221(isident)
        2    0.000    0.000    0.000    0.000 sre_compile.py:411(_mk_bitmap)
        3    0.000    0.000    0.000    0.000 {PIL._imaging.zip_decoder}
        1    0.000    0.000    0.000    0.000 {posix.uname}
        1    0.000    0.000    0.000    0.000 JpegPresets.py:67(<module>)
        6    0.000    0.000    0.000    0.000 {method 'sort' of 'list' objects}
       17    0.000    0.000    0.000    0.000 _weakrefset.py:20(__enter__)
      111    0.000    0.000    0.000    0.000 {method 'add' of 'set' objects}
       89    0.000    0.000    0.000    0.000 {method 'get' of 'dict' objects}
        9    0.000    0.000    0.000    0.000 Image.py:748(load)
       20    0.000    0.000    0.000    0.000 sre_compile.py:546(isstring)
       24    0.000    0.000    0.000    0.000 {method 'replace' of 'str' objects}
        3    0.000    0.000    0.000    0.000 PngImagePlugin.py:583(load_end)
        1    0.000    0.000    0.000    0.000 shutil.py:210(rmtree)
        2    0.000    0.000    0.000    0.000 __init__.py:1023(getLogger)
        2    0.000    0.000    0.000    0.000 locale.py:363(normalize)
        3    0.000    0.000    0.000    0.000 Image.py:402(_getdecoder)
       12    0.000    0.000    0.000    0.000 Image.py:2450(register_extension)
        1    0.000    0.000    0.000    0.000 {method 'encode' of 'unicode' objects}
        1    0.000    0.000    0.000    0.000 locale.py:493(getdefaultlocale)
        4    0.000    0.000    0.000    0.000 posixpath.py:61(join)
        2    0.000    0.000    0.000    0.000 __init__.py:1069(_fixupParents)
       21    0.000    0.000    0.000    0.000 _weakrefset.py:70(__contains__)
       24    0.000    0.000    0.000    0.000 {setattr}
       27    0.000    0.000    0.000    0.000 decimal.py:3810(<genexpr>)
        1    0.000    0.000    0.000    0.000 __init__.py:71(search_function)
        1    0.000    0.000    0.000    0.000 collections.py:26(OrderedDict)
        5    0.000    0.000    0.000    0.000 TiffImagePlugin.py:553(decorator)
        3    0.000    0.000    0.000    0.000 PngImagePlugin.py:268(__init__)
        2    0.000    0.000    0.000    0.000 threading.py:260(__init__)
       10    0.000    0.000    0.000    0.000 sre_parse.py:189(__init__)
        1    0.000    0.000    0.000    0.000 threading.py:640(Thread)
        1    0.000    0.000    0.000    0.000 traceback.py:1(<module>)
        3    0.000    0.000    0.000    0.000 __init__.py:1125(__init__)
        3    0.000    0.000    0.000    0.000 {posix.lstat}
        3    0.000    0.000    0.000    0.000 PngImagePlugin.py:138(crc)
        2    0.000    0.000    0.000    0.000 {repr}
        1    0.000    0.000    0.000    0.000 numbers.py:34(Complex)
        3    0.000    0.000    0.000    0.000 {map}
        3    0.000    0.000    0.000    0.000 Image.py:492(__init__)
        1    0.000    0.000    0.000    0.000 locale.py:347(_replace_encoding)
        4    0.000    0.000    0.000    0.000 genericpath.py:23(exists)
        3    0.000    0.000    0.004    0.001 ImageFile.py:247(load_prepare)
        2    0.000    0.000    0.000    0.000 threading.py:147(acquire)
       37    0.000    0.000    0.000    0.000 abc.py:15(abstractmethod)
       11    0.000    0.000    0.000    0.000 {method 'rfind' of 'str' objects}
        3    0.000    0.000    0.004    0.001 PngImagePlugin.py:549(load_prepare)
        5    0.000    0.000    0.000    0.000 fractions.py:280(_operator_fallbacks)
        6    0.000    0.000    0.000    0.000 __init__.py:1143(debug)
        1    0.000    0.000    0.000    0.000 warnings.py:49(filterwarnings)
       23    0.000    0.000    0.000    0.000 {method 'remove' of 'list' objects}
        1    0.000    0.000    0.000    0.000 posixpath.py:329(normpath)
        3    0.000    0.000    0.000    0.000 Image.py:419(_getencoder)
       22    0.000    0.000    0.000    0.000 {method 'startswith' of 'str' objects}
        1    0.000    0.000    0.000    0.000 threading.py:656(__init__)
       88    0.000    0.000    0.000    0.000 {ord}
        3    0.000    0.000    0.000    0.000 posixpath.py:97(splitext)
        6    0.000    0.000    0.000    0.000 __init__.py:1358(isEnabledFor)
        1    0.000    0.000    0.000    0.000 <string>:1(DecimalTuple)
       36    0.000    0.000    0.000    0.000 {method 'upper' of 'str' objects}
        3    0.000    0.000    0.000    0.000 PngImagePlugin.py:326(chunk_IDAT)
        1    0.000    0.000    0.000    0.000 {_codecs.utf_8_decode}
       28    0.000    0.000    0.000    0.000 TiffImagePlugin.py:310(_delegate)
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real    0m36.156s
user    0m35.902s
sys 0m0.140s

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