from tester import * # not running this test by default. No DOS against travis. from PIL import PyAccess from PIL import Image import time def iterate_get(size, access): (w,h) = size for x in range(w): for y in range(h): access[(x,y)] def iterate_set(size, access): (w,h) = size for x in range(w): for y in range(h): access[(x,y)] = (x %256,y%256,0) def timer(func, label, *args): iterations = 5000 starttime = time.time() for x in range(iterations): func(*args) if time.time()-starttime > 10: print ("%s: breaking at %s iterations, %.6f per iteration"%(label, x+1, (time.time()-starttime)/(x+1.0))) break if x == iterations-1: endtime = time.time() print ("%s: %.4f s %.6f per iteration" %(label, endtime-starttime, (endtime-starttime)/(x+1.0))) def test_direct(): im = lena() im.load() #im = Image.new( "RGB", (2000,2000), (1,3,2)) caccess = im.im.pixel_access(False) access = PyAccess.new(im, False) assert_equal(caccess[(0,0)], access[(0,0)]) print ("Size: %sx%s" % im.size) timer(iterate_get, 'PyAccess - get', im.size, access) timer(iterate_set, 'PyAccess - set', im.size, access) timer(iterate_get, 'C-api - get', im.size, caccess) timer(iterate_set, 'C-api - set', im.size, caccess)