effect.py 文件源码

def apply(self, img, n):
        "Apply pixel-by-pixel effect"
        srf = self.srfSize(img)
        pxa = PixelArray(srf)
        x = 0
        for pxCol in pxa:
            for y in range(len(pxCol)):
                c = pxCol[y]
                px = self.pixel(n, x, y, c)
                if px != c: pxCol[y] = px
            x += 1
        return srf