wbt_sigmoidal_contrast_stretch {whitebox} | R Documentation |
Performs a sigmoidal contrast stretch on input images.
wbt_sigmoidal_contrast_stretch( input, output, cutoff = 0, gain = 1, num_tones = 256, wd = NULL, verbose_mode = FALSE )
input |
Input raster file. |
output |
Output raster file. |
cutoff |
Cutoff value between 0.0 and 0.95. |
gain |
Gain value. |
num_tones |
Number of tones in the output image. |
wd |
Changes the working directory. |
verbose_mode |
Sets verbose mode. If verbose mode is False, tools will not print output messages. |
Returns the tool text outputs.