binariza.py

import sys,pygame
import Image
from math import*
from time import*
import math

def main():
    pygame.init()
    screen = pygame.display.set_mode((300,300))
    imagen1 = binariza ()
    imagen = pygame.image.load(foto1)
 
    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                sys.exit()
    screen.blit(imagen,(0,0))
    pygame.display.update()

def binariza():
    image1 = Image.open("conv.png")
    imagen1 = image1.load()
    x1,y1 = image1.size
    minimo = 80
    for i in range(x1):
        for j in range(y1):
            a1 = imagen1[i,j]
            rgb = (a1[0] + a1[1] + a1[2])/3			
            if rgb < minimo:
                imagen1[i,j] = (0,0,0)
            else:
                imagen1[i,j] = (255,255,255)
    new = 'binariza2.jpg'
    image1.save(new)
    return new
main()