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@alejandroave
Created May 28, 2013 22:06
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def escala(imagen):
ancho,altura,pixels,im = cargar(imagen)
for i in range(ancho):
for j in range(altura):
(a,b,c) = pixels[i,j]
suma = a+b+c
prom = int(suma/3)
a = prom ##igualamos
b = prom ##igualamos
c = prom ##igualamos
pixels[i,j] = (a,b,c) ##igualamos
im.save("gris.jpg") ##guardamos la imagen nueva
return
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