You can find a walkthrough of the ``videodecode.cpp`` sample at :doc:`Understanding the videodecode.cpp sample <../how-to/using-rocDecode-videodecode-sample>`.
If you're using a :doc:`package installer <../install/rocDecode-package-install>`, install ``rocdecode``, ``rocdecode-dev``, ``rocdecode-host``, and ``rocdecode-test``.
If you're building and installing rocDecode from its :doc:`source code <../install/rocDecode-build-and-install>`, ``rocDecode-setup.py`` needs to be run with ``--developer`` set to ``ON``: