Press the shortcut Ctrl Alt T to open the terminal. To install FFmpeg on Ubuntu via the apt method, make sure you are a root user or sudo user on Ubuntu. At the time of writing this post, the current version of FFmpeg in the Ubuntu 20.04 repositories is 4.2.x. This is the whole output: ffmpeg version n4.2. How to Install FFmpeg on Linux 2.1 How to Install FFmpeg on Ubuntu. I have tried running these commands: ffmpeg -f x11grab -list_devices trueįfmpeg -f avfoundation -list_devices true ffmpeg -i input.avi -r 24 output.avi To force the frame rate of the input file (valid for raw formats only) to 1 fps and the frame rate of the output file to 24 fps: ffmpeg -r 1 -i input.m2v -r 24 output.avi The format option may be needed for raw input files. I'm trying to list my devices (on linux), but for some reason I am getting this error: Unrecognized option 'list\_devices'.Įrror splitting the argument list: Option not found
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