3 ms·
The cost of concatenating two mp4† files is essentially zero. IIRC you can even `cat foo.mp4 bar.mp4 > baz.mp4` and it's supposed to still be valid mp4 (there m
by lloeki 9y ago
The cost of concatenating two mp4† files is essentially zero. IIRC you can even `cat foo.mp4 bar.mp4 > baz.mp4` and it's supposed to still be valid mp4 (there may be same-codec restrictions, but even resolution can change).
- ptspts 9y agoThe output of cat isn't valid MP4. The CPU cost of concatenating is small though, it can be done on the fly. Even easier for MP4 streaming (DASH).
- deleted 9y ago[deleted]