No arguments
Description:
Compute the pointwise base-2 logarithm of selected images
Examples of use:
• Example #1
<a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +add 1 log2[-1]

Command: <a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +add 1 log2[-1]

Command: <a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +add 1 log2[-1]
• Example #2
300,1,1,1,'7*x/w+u' +log2 display_graph 400,300

Command: 300,1,1,1,'7*x/w+u' +log2 display_graph 400,300

Command: 300,1,1,1,'7*x/w+u' +log2 display_graph 400,300