FFmpeg command examples

Trim first 10 seconds

"Trim the first 10 seconds of input.mp4."

ffmpeg -ss 10 -i input.mp4 -c copy output.mp4

"Pull the audio out of input.mp4 as an mp3."

ffmpeg -i input.mp4 -vn -acodec libmp3lame -q:a 2 output.mp3

"Scale input.mp4 to 480p, keep aspect ratio."

ffmpeg -i input.mp4 -vf "scale=-2:480" -c:a copy output.mp4

"Convert input.mov to mp4."

ffmpeg -i input.mov -c:v libx264 -crf 23 -preset medium -c:a aac output.mp4