28 lines
680 B
Python
28 lines
680 B
Python
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# Runestone.Academy thinkcspy course
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# Chapter 8
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# Problem 8
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import image
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def greyScale (red, blue, green):
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return (red + blue + green)/3
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img = image.Image("luther.jpg")
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win = image.ImageWin(img.getWidth(), img.getHeight())
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img.draw(win)
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img.setDelay(0) # setDelay(0) turns off animation
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for row in range(img.getHeight()):
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for col in range(img.getWidth()):
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p = img.getPixel(col, row)
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pixelColor = greyScale(p.getRed(), p.getGreen(), p.getBlue())
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newblue = newgreen = newred = pixelColor
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newpixel = image.Pixel(newred, newgreen, newblue)
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img.setPixel(col, row, newpixel)
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img.draw(win)
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win.exitonclick()
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