Thank you for your input! We will consider this functionality in upcoming releases, if it will be popular.
Everyone, please continue voting for this feature if you consider it important.
An error occurred while saving the commentManfred T. W. commented
@Plesk Staff - so you considered this feature in 2016 but it's now 2020 and still nothing has happened. ffmpeg is important and is also used by many scripts like ProAcademy (on Envato).
Please make it happen otherwise people just have to abandon servers with Plesk panels and go somewhere else.