


If the first line of output starts with ffmpeg version 4, you have the version of ffmpeg required for the workshop.If the first line of output starts with ffmpeg version 3 or lower, you will have to update your installation of ffmpeg.


If the first line of output starts with ffmpeg version 4, you have the version of ffmpeg required for the workshop.If the first line of output starts with ffmpeg version 3 or lower, you will have to update your installation of ffmpeg.