Split an Image into Separate Channels

split returns a list of grayscale images corresponding to each of the channels (blue, green, red, or alpha) of an image.

split(x)

Arguments

x	An Image object.

Value

A list of single channel (grayscale) Image objects.

Note

Color images are usually represented by 3 channels (possibly 4) in the following order: blue (1), green (2), red (3), and possibly alpha (4).

See also

merge, Image

Author

Simon Garnier, garnier@njit.edu

Examples

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