stuttering with playbin3/uridecodebin3 on HLS stream

[Bill Hofmann]

Edward:

What adaptive demux would you recommend? I can bump up
the GST_PLUGIN_FEATURE_RANK on it and see if it works.

On Thu, Jan 5, 2023 at 8:56 AM Bill Hofmann <bill at theliquidview.com> wrote:

> Yes, 1.21.3, using playbin3, uridecodebin3, or souphttpsrc/parsebin.
>
> On Wed, Jan 4, 2023 at 11:06 PM Edward Hervey <bilboed at bilboed.com> wrote:
>
>> Hi,
>>
>>   Is this with main/1.21 ? There are new adaptive demuxers which should
>> work drastically better.
>>
>>   BR,
>>
>>     Edward
>>
>> 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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