image.py 文件源码

def __init__(self, output_image_shape, interpolation_order=3, zoom_kwargs=None, **super_kwargs):
        """
        Parameters
        ----------
        output_image_shape : list or tuple or int
            Target size of the output image. Aspect ratio may not be preserved.
        interpolation_order : int
            Interpolation order for the spline interpolation.
        zoom_kwargs : dict
            Keyword arguments for `scipy.ndimage.zoom`.
        super_kwargs : dict
            Keyword arguments for the superclass.
        """
        super(Scale, self).__init__(**super_kwargs)
        output_image_shape = (output_image_shape, output_image_shape) \
            if isinstance(output_image_shape, int) else tuple(output_image_shape)
        assert_(len(output_image_shape) == 2,
                "`output_image_shape` must be an integer or a tuple of length 2.",
                ValueError)
        self.output_image_shape = output_image_shape
        self.interpolation_order = interpolation_order
        self.zoom_kwargs = {} if zoom_kwargs is None else dict(zoom_kwargs)