[Live-devel] Could not play h265 video over mpeg-ts
Ross Finlayson
finlayson at live555.com
Fri Jan 31 08:09:22 PST 2020
> On Jan 31, 2020, at 3:20 AM, Avramoni, Sorin <sorin.avramoni at intel.com> wrote:
>
>
> Hi,
>
> The video gets really bad when I try to mux it with audio, however audio is played ok. One thing that may go wrong is that my video encoder generates one access unit that contains multiple NAL units, what I do to be compliant is that I parse it and extract one nal unit at a time, remove NAL start code and add a presentation time for each NAL unit, so even SPS, PPS, VPS has a different timestamps than key frame or B frame even if where in the same access unit, maybe this can have affect somehow.
In principle, yes, the presentation times for all NAL units in the same access unit should be the same. In practice, though (especially for this application: multiplexing into a Transport Stream), that shouldn’t be a problem.
Just make sure that the presentation times for the audio frames are properly aligned with those for video.
> Do I need to set fDurationInMicroseconds also?
Not for a live feed; you should just leave this at its default value of 0
Ross Finlayson
Live Networks, Inc.
http://www.live555.com/
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