| Extracted from Pike v7.8 release 866 at 2018-02-09.

[Top]
Image
Image.Layer

# Method Image.Layer()->alpha()

Method alpha

  `object set_image(Image.Image image)`
  `object set_image(Image.Image image, Image.Image alpha_channel)`
  `object|int(0..) image()`
  `object|int(0..) alpha()`

Description

  Set/change/get image and alpha channel for the layer. You could also cancel the channels giving 0 instead of an image object.

Note

  image and alpha channel must be of the same size, or canceled.