[FFmpeg-user] Does atadenoise work with 10bit HDR video?

[Paul B Mahol]

On Thu, Jun 27, 2024 at 12:26 AM Richard Bartczak via ffmpeg-user <
ffmpeg-user at ffmpeg.org> wrote:

> Am 26.06.24 um 23:43 schrieb Oliver Fromme:
> > Hi,
> >
> > I'm using ffmpeg for a long time, but I've just recently started to
> > use it with 10bit HDR (HDR10) video.
> >
> > So far I found out how to re-encode HDR10 video with libx265 and
> > retain the HDR metadata.  It's a bit complicated, but it seems to
> > work fine.  However, I'm unsure about video filters.
> >
> > In particular, I often use the atadenoise filter.  It works really
> > well for 8bit SDR video.  But can it be used with HDR10 video, too?
> > Can I simply add ''-vf atadenoise`` to the command and it'll work,
> > or will it clip the data down to 8bit?  Is there anything else that
> > I need to take into account?
> >
> > Best regards,
> > Oliver
>
> I use this filter :
>
> #*1.0 to 1.8 for 720p video and 1.0 to 4.0 for 1080p*
> #for f in *.mp4; do ffmpeg -y -i "$f" -vcodec libx265 -crf 26 -preset
> slow *-vf nlmeans="1.4:7:5:3:3"* -c:a copy "$(basename "$f" .mp4).mkv";done
> #for f in *.mp4; do ffmpeg -y -i "$f" -vcodec libx265 -crf 21 -preset
> slow *-vf nlmeans="2.5:7:5:3:3"* -c:a copy "$(basename "$f" .mp4).mkv";done
>
> You can check the result via mediainfo :
>

nlmeans filter in ffmpeg is 8bit only.


>
> sudo apt install mediainfo-gui
>
> Gloster
>
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