4K playback optimization help needed

Nicolas Dufresne nicolas at ndufresne.ca
Thu Jan 30 15:18:03 UTC 2020


Le mercredi 29 janvier 2020 à 21:57 -0600, QwjN1Y9mJvamZJ a écrit :
> I was able to solve the stuttering playback issue with a dirty fix by storing
> the "good" PTS value for each buffer in a reference_timestamp_meta, and
> replacing the changed "uneven" PTS values with the good ones later in the
> pipeline. The "good" PTS values were stored into meta at the parser's sink,
> and were retrieved at the decoder's sink (could've chosen another step in
> the pipeline), where the current "bad" PTS values were replaced by them.
> This in essence removed the stuttering.
> 
> Please let me know if this behaviour (="uneven" increments of PTS) is by
> design or a bug. If it's a bug, then is it already known or is it new, and
> should I open an issue?

This looks like a bug in the nvcodec decoder, please open an issue.

regards,
Nicolas



More information about the gstreamer-devel mailing list