handbrake-cli software package provides versatile DVD ripper and video transcoder (command line), you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install handbrake-cli
handbrake-cli is installed in your system.
Make ensure the handbrake-cli package were installed using the commands given below,
$ sudo dpkg-query -l | grep handbrake-cli *
You will get with handbrake-cli package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Graphics |
| Package | handbrake-cli |
| Version | 0.10.5+ds1-2+b2 |
| Description | versatile DVD ripper and video transcoder (command line) |
| Sub Section | Graphics |