imager: channels – R documentation

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channels

Split a colour image into a list of separate channels

Split a colour image into a list of separate channels

channels(im, index, drop = FALSE)

`im`	an image
`index`	which channels to extract (default all)
`drop`	if TRUE drop extra dimensions, returning normal arrays and not cimg objects

a list of channels

channels(boats)
channels(boats,1:2)
channels(boats,1:2,drop=TRUE) %>% str #A list of 2D arrays

Image Processing Library Based on 'CImg'

v0.42.10

LGPL-3

Authors

Simon Barthelme [aut], David Tschumperle [ctb], Jan Wijffels [ctb], Haz Edine Assemlal [ctb], Shota Ochi [cre]

Initial release