#ffmpeg

Reduce a video's file size with FFmpeg's constant-quality CRF mode so it fits email and chat upload limits.

Concatenate several clips that share the same codec and resolution into a single video file from the command line.

Pull the sound track out of any video file and save it as an MP3 with one FFmpeg command.

Turn a QuickTime .mov clip into a universally playable .mp4 file with one FFmpeg command.

Turn M4A, WAV, or FLAC audio into MP3 files from the terminal with ffmpeg's LAME encoder.

Burn a PNG logo into the corner of any video with one ffmpeg command.

Re-encode a video with libx265 at CRF 28 to cut file size dramatically while keeping quality (requires brew-installed ffmpeg).

Transcode any audio file between MP3, M4A/AAC, WAV, FLAC and more from the command line.

Turn an animated GIF into an H.264 MP4 that is far smaller and plays on every device.

Build a small, good-looking GIF on macOS with ffmpeg's palettegen/paletteuse filter chain (ffmpeg is not preinstalled).

Cut a portion of a video by timestamps in seconds, using stream copy so quality is untouched.

Cut a section out of an MP3/WAV audio file between two timestamps directly from the command line.