Install libclutter-gst-3.0-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libclutter-gst-3.0-doc
Description:
Open GL based interactive canvas library GStreamer elements (documentation)
Clutter is an Open GL based interactive canvas library, designed for creating fast, mainly 2D single window applications such as media box UIs, presentations, kiosk style applications and so on. . This package contains the documentation.
Homepage: http://www.clutter-project.org/
Version: 3.0.26-1
Section: doc