If you are editing video on a Mac, use .mov . If you are uploading to YouTube or sharing with Windows users, use .mp4 .
: The QuickTime extension allowed the OS to recognize and play time-based media (video and audio) across various applications. quicktime extension
– Let QuickTime read non-native containers, like AVI, MPEG program streams, or even animated GIFs. If you are editing video on a Mac, use
ffprobe -show_streams mystery.mov | grep codec_name MPEG program streams