[FFmpeg-devel] (sponsored) feature request

[Kieran Kunhya]

> Cause they are (or can be) genlocked. (Input is from Pro stuff over SDI)

It's a little bit dangerous to assume the encoder is locked to the SDI
clock as opposed to its internal system clock.

>> and where are the timecodes located in such a stream?
>
> There aren't, or they are meaningless. That's why I need to set them myself,
> so each stream has a TC representing the time of the day + optional offset.

FWIW there is a capability in h264 to carry timecode.

Timecode is the easiest because you can set your encoders to start
with plenty of time left and then start when needed.