Get Info
ffmpeg -i input.avi
Remove the first 2 seconds from a video
ffmpeg -ss 2 -i input.flv -vcodec copy -acodec copy output.flv
Re-Encode as MKV
ffmpeg -i ".\capture - 27 November 2016 - 10-37-43 AM.avi" -c:v libx264 -preset slow -crf 22 -c:a copy ..\video\2016-11-27.mkv
Extract Audio as MP3
ffmpeg -i ".\capture - 27 November 2016 - 10-37-43 AM.avi" ..\audio\2016-11-27.mp3
Create a new file with the first 10 seconds of the original
ffmpeg -i INFILE.avi -vcodec copy -acodec copy -ss 00:00:00.000 -t 00:00:10.000 OUTFILE.avi