[FFmpeg-user] anyone using the intel svt-vp9 encoder ?

[Gyan]

On 31-03-2019 08:08 PM, sean darcy wrote:
> Intel has open-sourced a vp9 encoder with claimed speeds much better 
> than libvp9. Has anyone used it with ffmpeg ?
>
> The svt-vp9 README has:
>
> ffmpeg -i [input.mp4] -nostdin -f rawvideo -pix_fmt yuv420p - | 
> ./SvtVp9EncApp -i stdin -n [number_of_frames_to_encode] -w [width] -h 
> [height]
>
> Which would give the compresssed video, but how would I remux it with 
> the audio ?

Which format does SvtVp9EncApp save as? raw bitstream? IVF ?

Assuming it's IVF,

     ffmpeg -i file.ivf -i input.mp4 -c copy -map 0:v -map 1:a remuxed.mp4

If rawvideo,

     ffmpeg -f rawvideo -c:v vp9 -i file -i input.mp4 -c copy -map 0:v 
-map 1:a remuxed.mp4


Gyan