how to divide image into three equal parts in php imagemagick and combine with some padding and output as single image

Question

I want to display an image into three parts as triptych with the help of imagemagick PHP library. I saw the same example here

http://www.rubbleimages.com/Canvas.php.

Answer 1

I am hopeless at PHP but something like this seems to work for me:

#!/usr/local/bin/php -f

If I start with this:

I get this as a result

I added the black outline afterwards so you can see the extent of the image.