Mathematica > Data Manipulation > Image Processing & Analysis > Image Representation > AlphaChannel
BUILT-IN MATHEMATICA SYMBOL

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.
New in 8 | Last modified in 9
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