stuttering with playbin3/uridecodebin3 on HLS stream

Edward Hervey bilboed at
Thu Jan 5 07:06:55 UTC 2023


  Is this with main/1.21 ? There are new adaptive demuxers which should work
drastically better.



On Wed, 2023-01-04 at 15:30 -0800, Bill Hofmann via gstreamer-devel wrote:
> Folks:
> Looking visually at a screen, AND checking QOS output, I see that playbin3 and
> uridecodebin3 clearly have problems on HLS segment boundaries, with visible
> dropped frames at the boundary (I'm using 15s segments, so pretty close to
> every 15s there is a 1-2 frame glitch).  I tried download=true and use-
> buffering=true to no avail.
> A pipeline hand built with souphttpsrc also has QOS issues on boundaries, but
> not every time.
> Content is local to the machine, served via nginx (a URL like
> http://localhost/vw_0001.m4s).
> Thoughts on how to address this? Buffering/delay (if consistent) is not a big
> issue.
> -Bill

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