~cpp import Image print "Testing..." im = Image.open("lena.jpg") im1 = Image.new("RGB", im.size) im2 = Image.new("P", im.size) im3 = Image.new("P", im.size) t = im.size #print t for x in range(50,100): for y in range(50,100): r,g,b = im.getpixel((x,y)) im.putpixel((x,y), (r+30,g+30,b+30)) for x in range(100,150): for y in range(100,150): r,g,b = im.getpixel((x,y)) im.putpixel((x,y), (r-30,g-30,b-30)) for x in range(150,200): for y in range(150,200): r,g,b = im.getpixel((x,y)) im.putpixel((x,y), (r,g,b+30)) """ for x in range(256): for y in range(256): r,g,b = im.getpixel((x,y)) im2.putpixel((x,y), g) for x in range(256): for y in range(256): r,g,b = im.getpixel((x,y)) im3.putpixel((x,y), b) """ im.show() #im2.show() #im3.show()
~cpp import Image print "Testing..." im = Image.open("lena.jpg") im1 = Image.new("RGB", im.size) im2 = Image.new("P", im.size) im3 = Image.new("P", im.size) t = im.size #print t for x in range(256): for y in range(124): r1,g1,b1 = im.getpixel((x,y)) for y in range(125,256): r2,g2,b2 = im.getpixel((x,y)) newR = (r1+r2)/2 newG = (g1+g2)/2 newB = (b1+b2)/2 im.putpixel((x,y), (newR,newG,newB)) """ for x in range(256): for y in range(256): r,g,b = im.getpixel((x,y)) im2.putpixel((x,y), g) for x in range(256): for y in range(256): r,g,b = im.getpixel((x,y)) im3.putpixel((x,y), b) """ im.show() #im2.show() #im3.show()
06 01 13 ¶
~cpp import Image im2 = Image.open("lena.jpg") im = Image.open("lena_modified.jpg") im3 = Image.new("RGB",im.size) for x in range(im.size[0]): for y in range(im.size[1]): r,g,b = im.getpixel((x,y)) r2,g2,b2 = im2.getpixel((x,y)) newR = r-r2 newG = g-g2 newB = b-b2 if((newR) < 0): newR = im.size[0] - (newR+im.size[0]) if((newG) < 0): newG = im.size[0] - (newG+im.size[0]) if((newB) < 0): newB = im.size[0] - (newB+im.size[0]) im3.putpixel((x,y), (newR, newG, newB)) im3.show()