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Python Image Compress
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| #run this in any directory add -v for verbose | |
| #get Pillow (fork of PIL) from pip before running --> pip install Pillow | |
| import os | |
| import sys | |
| from PIL import Image | |
| def compressMe(file, verbose=False): | |
| filepath = os.path.join(os.getcwd(), file) | |
| oldsize = os.stat(filepath).st_size | |
| picture = Image.open(filepath) | |
| dim = picture.size | |
| #set quality= to the preferred quality. | |
| #I found that 85 has no difference in my 6-10mb files and that 65 is the lowest reasonable number | |
| picture.save("Compressed_"+file,"JPEG",optimize=True,quality=85) | |
| newsize = os.stat(os.path.join(os.getcwd(),"Compressed_"+file)).st_size | |
| percent = (oldsize-newsize)/float(oldsize)*100 | |
| if (verbose): | |
| print "File compressed from {0} to {1} or {2}%".format(oldsize,newsize,percent) | |
| return percent | |
| def main(): | |
| verbose = False | |
| #checks for verbose flag | |
| if (len(sys.argv)>1): | |
| if (sys.argv[1].lower()=="-v"): | |
| verbose = True | |
| #finds present working dir | |
| pwd = os.getcwd() | |
| tot = 0 | |
| num = 0 | |
| for file in os.listdir(pwd): | |
| if os.path.splitext(file)[1].lower() in ('.jpg', '.jpeg'): | |
| num += 1 | |
| tot += compressMe(file, verbose) | |
| print "Average Compression: %d" % (float(tot)/num) | |
| print "Done" | |
| if __name__ == "__main__": | |
| main() |
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