r_dec_intensity {biOps} | R Documentation |
This function decreases an image intensity by a given factor.
r_dec_intensity(imgdata, percentage)
imgdata |
The image |
percentage |
A non negative value representing the intensity percentage to be decreased. 1 stands for 100% (eg. 0.5 = 50%). |
return an imagedata object
This is the R implementation of imgDecreaseIntensity.
imgDecreaseIntensity
imgIncreaseIntensity
r_inc_intensity
## Not run: x <- readJpeg(system.file("samples", "violet.jpg", package="biOps")) y <- r_dec_intensity(x, 0.3) ## End(Not run)