[FFmpeg-user] Latest GIT version doesn't compile with libvpx_vp9 encoder

[Reindl Harald]

Am 17.10.2017 um 17:44 schrieb Moritz Barsnick:
>> I wanted to explain that now configure does not report the VP8 encoder like
>> it was previously without --enable-libvpx.
> 
> That may have been a bug in ffmpeg's configure: External (non-system)
> libraries were not supposed to be auto-detected. A lot of this was
> changed and possibly fixed recently. You are now *expected* to state
> "--enable-libvpx" (and "--enable-libopus" and so on)

and i was asked dozens of times why i specify my configure options 
always explicit, not only for ffmpeg - because "i guess it will do 
something right" is a bad attitude :-)