libdvdread-0.9.7-tar.gz contained some sources for sample binaries, which are good for shell usage. Sadly, newer libs no more contain this.
This is a quick'n'dirty archive to bring them back.
sudo apt-get install libdvdread-dev
git clone https://github.com/hilbix/libdvdread-samples
cd libdvdread-samples
make
sudo make install
GPLv2 or higher.
The files which have no Copyright in it are also(!) CLLed, see http://permalink.de/tino/cll