[FFmpeg-devel] Allow VP9 and Opus in webm format

Tudor SUCIU tudor.suciu at gmail.com
Sun Jun 2 16:45:55 CEST 2013

It is not encouraged, you have to put -strict -2 in the command line in
order to make it work.
The opus part seems ok with my chromebook, I have problems with vp9(If we
consider chrome dev channel as a reference).

On Sun, Jun 2, 2013 at 3:15 PM, Hendrik Leppkes <h.leppkes at gmail.com> wrote:

> On Sun, Jun 2, 2013 at 1:00 PM, Tudor SUCIU <tudor.suciu at gmail.com> wrote:
> > As there are already examples of webm files with VP9 and Opus, i think
> > ffmpeg can allow this codecs in webm format.
> > I successfully used the patch to -vcodec copy a vp9 and encode an opus
> > audio.
> > For a vp9 encoded file, chromebook was not able to decode it, but vpxdec
> > worked just fine.
> >
> >
> Personally i think that until the spec for storing Opus in MKV/WebM is
> finalized, it should not be encouraged to be used yet.
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