[FFmpeg-user] VBR encoding for libsvtav1.

[Aditya Dandavate]

On Sun, 26 Nov, 2023, 7:38 pm Gyan Doshi, <ffmpeg at gyani.pro> wrote:

>
>
> On 2023-11-26 07:21 pm, Aditya Dandavate wrote:
> > On Sun, 26 Nov, 2023, 6:44 pm Ferdi Scholten, <ferdi at sttc-nlp.nl> wrote:
> >
> >> I was trying and searching the web to 'how to encode videos with
> libsvtav1
> >>> with help of VBR rate control mode and I found on this page that
> setting
> >>> -rc 1 will enable Variable Bitrate mode.
> >>>
> >>>
> >>>
> >>
> https://gitlab.com/AOMediaCodec/SVT-AV1/-/blob/master/Docs/svt-av1_encoder_user_guide.md
> >>>
> >>> I tried to set '-rc 1' but the it says :
> >>>
> >>> `[out#0/nut @ 00000208aba3eac0] Codec AVOption rc (Override the preset
> >>> rate-control) has not been used for any stream. The most likely reason
> is
> >>> either wrong type (e.g. a video option with no video streams) or that
> it
>
> The doc link is for the standalone encoder program supplied with the
> library, not for use with ffmpeg.
>
> For ffmpeg, you should add
>
> -svtav1-params rc=1
>
> Regards,
> Gyan
>
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Thank you Gyan Sir. 🙏

>