Increase Volume of an MKV Video from Linux Terminal
- by The How-To Geek
I've got a large amount of .MKV video files which seem to all play at a very low volume - I end up having to turn the TV up all the way to hear them, which is really irritating when I switch to another channel and wake the dead because it's so loud.
What I'm looking for is a command-line method to increase the volume (so I can run it on all of…