[FFmpeg-user] ffserver with libvpx-vp9 problem

mystream adventure mystream.adventure at gmail.com
Fri Apr 1 05:41:27 CEST 2016


Thank for clarifying,, i have combine several finally see video streaming
but need more than 1 minute to show...


On Fri, Apr 1, 2016 at 2:20 AM, Moritz Barsnick <barsnick at gmx.net> wrote:

> On Thu, Mar 31, 2016 at 19:48:29 +0200, Cley Faye wrote:
> > About that, I can enlighten you: "-b:v 0" ‚Äčis used for Constant Quality
> > encoding for vp9; it works with -crf to determine the "visual quality" of
> > the video. Setting both -b:v and -crf result in constrained quality (like
> > constant quality with a maximum bitrate value).
>
> Very interesting, thanks for clarifying. I was wondering whether this
> should be in the (texi) docs, but encoding with libvpx is already
> complicated enough. ;-) The wiki
>
> > A good read on this: https://trac.ffmpeg.org/wiki/Encode/VP9
>
> is probably fine.
>
> Moritz
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