[FFmpeg-user] Stereoscopic hwaccel

[Carl Eugen Hoyos]

Am Fr., 27. Sept. 2019 um 18:06 Uhr schrieb JackDesBwa <jackdesbwa at desbwa.org>:
>
> I answer to myself.
>
> > (1) Which way could I be certain that it is not currently supported or
> > if there is some option to pass?
>
> By reading the source code, I found how it is set in libx264 codec,
> but there is nothing similar at all in nvenc nor in vaapi. In nvenc, I
> saw stereo fields in the configuration of the encoder but no glue to
> use them.

I wonder if VAProfileH264StereoHigh is really what you are looking
for...

> Although it is probably only a configuration bit or two to add in
> nvenc case, it seems a bit too complex for me to do it myself.
>
> > (2) Is there a way to add the frame-packing information without a full encoding?
>
> On the #x264 IRC channel

You would have to ask in #ffmpeg as such a filter would not
be part of libx264 (which by definition always re-encodes).

Note that I was not aware vaapi supports 3d information, did
you find any additional information?

Carl Eugen