Netpbm is a toolkit for conversion of images between a variety of different formats, as well as allowing basic image operations.
If you have not already done so, install the its-release package that grants access to ITS’s yum repository.
Then install as follows:
% sudo yum install netpbm-unc
Files are installed in /opt/unc.
1. The latest version available for local download is netpbm 10.78.00. Vendor release date: March 28, 2017.
This package can be managed using the lpm command.
% lpm load netpbm
will set the PATH, LD_LIBRARY_PATH, and MANPATH environment variables so that the netpbm binaries, libraries, and manpage can be accessed.