AlphaChannel

AlphaChannel[image]
returns the alpha channel of image.

DetailsDetails

  • AlphaChannel[image] returns an image in which each pixel represents the opacity of the corresponding pixel in image.
  • If image has no alpha channel, the opacity of each pixel is assumed to be 1. »
  • AlphaChannel works with Image3D objects.
Introduced in 2010
(8.0)
| Updated in 2012
(9.0)