[FFmpeg-devel] [RFC/PATCH] MV-HEVC decoding

Anton Khirnov anton at khirnov.net
Sat Sep 14 12:01:14 EEST 2024


Quoting Danny Hong (2024-09-13 19:58:53)
>  Quoting Anton Khirnov (2024-09-13 12:44:55)
> > Note that -view_ids is a decoder option and does nothing with
> > streamcopy.
> > Also, that option is intended for API users, with ffmpeg CLI you should
> > be using view specifiers instead.
> 
> Thanks!  Tried with "-map 0:v:view:all" and the result is the same.  The
> resulting elementary stream cannot be decoded by ffmpeg as the stream is
> not conformant.
> 
> > Use view specifiers to split the views into their own streams. I do not
> > want too much multiview-speficic logic into ffmpeg CLI, as it is a
> > rather obscure feature.
> 
> But the "-map 0:v:view:all" option is still available to output both views
> as a single stream with alternating views, no?

It is, but mainly as a testing/development aid, I do not expect it to be
generally useful. Or is there a particular reason you need to
interleave the views into one stream?

-- 
Anton Khirnov


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