| Table of Contents ▸ List of Commands ▸ Mathematical Operators ▸ log2 | ◀ log10 | max ▶ |
log2 | Built-in command |
No arguments
Description:
Compute the pointwise base-2 logarithm of selected images
Examples of use:
• Example #1
$ gmic image.jpg +add 1 log2[-1]
• Example #2
$ gmic 300,1,1,1,'7*x/w+u' +log2 display_graph 400,300
