[FFmpeg-devel] [RFC][PATCH] libavformat: add librist protocol

[Paul B Mahol]

On Mon, Feb 22, 2021 at 8:27 PM Marton Balint <cus at passwd.hu> wrote:

>
>
> On Mon, 22 Feb 2021, Paul B Mahol wrote:
>
> > On Mon, Feb 22, 2021 at 9:10 AM Gijs Peskens <gijs at peskens.net> wrote:
> >
> >> Hi, some feedback from one of the libRIST developers:
> >>
> >> Testing this patch (via diff found
> >> on:
> >>
> https://patchwork.ffmpeg.org/project/ffmpeg/patch/20210126205145.20448-1-onemda@gmail.com/
> >> ) I've noticed FFmpeg is not reading fast enough from the libRIST FIFO
> >> buffer (which is limited to 1024 packets) causing it to overrun.
> >> Unfortunately libRIST had a bug where it kept incrementing the buffer
> >> counter indefinitely, this has now been fixed and it will log an error
> >> whenever this happens (which is very often with FFmpeg).
> >> FFmpeg will need to read the FIFO faster, by calling the librist_read
> >> function more often. If that's not possible within the design of FFmpeg
> >> the module can either:
> >>
> >
> >
> > Unfortunately some other devs disagree with initial patch and thus this
> > issue.
>
> Could you pinpoint which change/discussion are you referring to here?
>
>
Probably one that is about longer polling time..

Thanks,
> Marton
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