imager: idply – R documentation

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idply

Split an image along axis, map function, return a data.frame

Shorthand for imsplit followed by purrr::map_df

idply(im, axis, fun, ...)

`im`	image
`axis`	axis for the split (e.g "c")
`fun`	function to apply
`...`	extra arguments to function fun

idply(boats,"c",mean) #mean luminance per colour channel

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