A complete, cross-platform solution to record, convert and stream audio and video. - FFmpeg / HN

• some FFmpeg commands

• The Ultimate Guide to FFmpeg

• timelapse (HN) - Where FFMPEG really shines is stabilising video.

Convert audio to .mp3

$ ffmpeg -i input.wav -vn -ar 44100 -ac 2 -b:a 192k output.mp3