README

Compile:

$ ./configure
$ make
$ su -c "make install"

(Red hat users, use $ ./configure --prefix=/usr)

What is feh?

http://linuxbrit.co.uk/feh/

Note:
For lossless rotation you will need the "jpegtran" binary supplied by the
jpeg library. In Debian, it's shipped by libjpeg-progs.