Wand remap() function in Python

The Remap Effect replaces all pixels with the closest matching pixel found in the affinity reference image. remap() rebuild image palette with closest color from given affinity image.

Syntax: wand.image.remap(affinity, method)

Parameters :

Parameter	Input Type	Description
affinity	BaseImage	reference image.
method	basestring	dither method. See DITHER_METHODS. Default is ‘no’ dither.

Input Image:

Example 1:

# Import Image from wand.image module
from wand.image import Image

with Image(filename ="koala.jpeg") as left:
    with left.clone() as right:
        with Image(width = 100, height = 1, pseudo ="plasma:") as affinity:

            # remap image using remap() function
            right.remap(affinity)
        left.extent(width = left.width * 2)

        # adding remaped image with original image
        left.composite(right, top = 0, left = right.width)
    left.save(filename ="remapk.jpeg")

Output:

Input Image:

Example 2:

# Import Image from wand.image module
from wand.image import Image

with Image(filename ="road.jpeg") as left:
    with left.clone() as right:
        with Image(width = 100, height = 1, pseudo ="plasma:") as affinity:

            # remap image using remap() function
            right.remap(affinity)
        left.extent(width = left.width * 2)

        # adding remaped image with original image
        left.composite(right, top = 0, left = right.width)
    left.save(filename ="roadr.jpeg")

Output: