vignettingFromDifferentObjects.py 文件源码

def _firstImg(self, img):

        if self.scale_factor is None:
            # determine so that smaller image size has 50 px
            self.scale_factor = 100 / min(img.shape)
        img = rescale(img, self.scale_factor)

        self._m = MaskedMovingAverage(shape=img.shape)
        if self.ksize is None:
            self.ksize = max(3, int(min(img.shape) / 10))
        self._first = False
        return img