colourise_image

tiatoolbox . utils . visualization . colourise_image

colourise_image(img, cmap='viridis')

If input img is single channel, colourise it.

Parameters:

• img (ndarray) – Single channel or RGB image as ndarray.

• cmap (str) – Colormap to use, must be a valid matplotlib cmap string.

Returns:

An RGB image.

Return type:

img(ndarray)

Examples

>>> from tiatoolbox.utils.visualization import colourise_image
>>> import numpy as np
>>> # Generate a random example; replace with your own data
>>> img = np.random.rand(255, 255)
>>> # Example usage of colourise_image
>>> coloured_image = colourise_image(img, 'viridis')