pampick
Pick images out of a multi-image Netpbm stream.
See also: pamfile, pamsplit.
More information: https://netpbm.sourceforge.net/doc/pampick.html.
- Execute a shell command on each image in a Netpbm file:
pampick image_number1 image_number2 … < path/to/image.pam > path/to/output.pam