Install libparlatype-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libparlatype-doc
Documentation files for the Parlatype library
Provides the GStreamer backend for Parlatype, a wave loader and a wave viewer widget. Mainly used by Parlatype but open for other programs as well. . This package contains the HTML documentation for the Parlatype library in /usr/share/doc/libparlatype-doc/html/ .