Audio Editing
Installing Audacity in GNU/Linux:
According to the Audacity website (here), to get the latest edition of the program for Ubuntu derivative distributions, the following PPA needs to be added:
ppa:ubuntuhandbook1/audacity
To add the PPA in Linux Mint (xfce shown here), press the Start/Windows button, type “Sources” and hit return to open the ‘Software Sources’ window.
Click the PPA tab on the left and add ppa:ubuntuhandbook1/audacity with the ‘+Add a new PPA…’ button in the window.
The appropriate PPAs for the latest Ubuntu edition of Audacity will be added.
Next, update APT by clicking the ‘Update the cache’ button.
Finally, install Audacity via the Linux Mint (shown) or Ubuntu Software Manager or Terminal and enjoy.
sudo apt-get install audacity
Video Editing
Installing Handbrake in GNU/Linux:
According to the Handbrake website (here), to get the latest edition of the program for Ubuntu derivative distributions, the following PPA needs to be added:
ppa:stebbins/handbrake-releases
To add the PPA in Linux Mint (xfce shown here), press the Start/Windows button, type “Sources” and hit return to open the ‘Software Sources’ window.
Click the PPA tab on the left and add ppa:stebbins/handbrake-releases with the ‘+Add a new PPA…’ button in the window.
The appropriate PPAs for the latest Ubuntu edition of Audacity will be added.
Next, update APT by clicking the ‘Update the cache’ button.
Finally, install Audacity via the Linux Mint (shown) or Ubuntu Software Manager or Terminal and enjoy.
sudo apt-get install handbrake-gtk handbrake-cli
Handbrake in the Software Manager of Linux Mint 17.3 XFCE using only the regular repositories:
Handbrake in the Software Manager of Linux Mint 17.3 XFCE using the additional PPAs: