apply_mask

hybrid_learning.datasets.data_visualization.apply_mask(img, mask, color='green', alpha=0.8)

Apply monochrome (possibly non-binary) mask to image of same size with alpha value. The positive parts of the mask are colored in color and added to the image.

Parameters

• img (Image) – image

• mask (Image) – mask (mode 'L' or '1')

• color (str) – color to use for masked regions as argument to Image.new()

• alpha (float) –

  alpha value in [0,1] to darken mask:

  0

  black,

  <1

  darken,

  1

  original

Returns

RGB PIL.Image.Image with mask applied

Return type

Image