Table of Contents ▸ List of Commands ▸ Features Extraction ▸ histogram | ◀ fftpolar | histogram_masked ▶ |
histogram | Built-in command |
Arguments:
- nb_levels[%]>0,_min_value[%],_max_value[%]
Description:
Compute the histogram of selected images.If value range is set, the histogram is estimated only for pixels in the specified
value range. Argument max_value must be specified if min_value is set.
Default values:
min_value=0% and max_value=100%.
Example of use:
image.jpg +histogram 64 display_graph[-1] 400,300,3