[FFmpeg-devel] [PATCH] Setup for extracting quantization parameters from encoded streams

Juan De León juandl at google.com
Mon Jul 22 22:03:50 EEST 2019


On Fri, Jul 19, 2019 at 12:47 PM Moritz Barsnick <barsnick at gmx.net> wrote:

> On Fri, Jul 19, 2019 at 10:00:52 +0200, Nicolas George wrote:
> > I do not judge whether this filter would be useful and should be
> > included, but if so, then I would appreciate that the output be done
> > using AVIO, so that it can go to any supported protocol.
>
> The metadata filter has a nice example of how to use avio, incl.
> mapping to stdout:
>
>
> https://github.com/FFmpeg/FFmpeg/blob/f102a4efcef33014d414f9bf4492a04feab20c82/libavfilter/f_metadata.c#L250
>
> I suppose this can been used as a reference.
>
> Moritz
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Thanks, I will update the filter to use avio.
Pinging the thread.


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