Thank you very much Akil for your explanation!


Am 08.08.19 um 08:57 schrieb Akil:
> Hi Nomis,
> Thanks for asking and your interests in aq-mode 4. The AQ enabled with 
> auto-variance and edge information (aq-mode 4) is additional support that we 
> are providing over the aq-mode 2 (AQ with
> auto-variance). We have enabled a Gaussian LPF for noise removal and an edge 
> filter that highlights the noiseless edges information and its directions in 
> the pictures. Considering these parameters, we
> have modified the QP for every block. The particular well-suited use-cases 
> for this mode will be videos with high edge contents. (Ex: Ducks take off, 
> Crowd run, Raindrops etc). Please write to us if
> you have more questions. :) 
> 
> On Thu, Aug 8, 2019 at 3:25 AM Nomis101 🐝 <nomis...@web.de 
> <mailto:nomis...@web.de>> wrote:
> 
>     I know, all the command line options are may give an improvement for one 
> situation and others where they don't give an improvement or even hurt 
> quality. So, I've learned aq-mode=3 is best for dark
>     scenes (in SDR). But, I was wondering about the (best) intended use cases 
> for the new aq-mode=4? The documentation says "AQ enabled with auto-variance 
> and edge information". This sounds very good.
>     But, is this good for SDR or HDR? For film or anime? For scenes with lots 
> of motion or less motion? What are the intended use cases? I did some 
> experiments, but they did not give me much
>     clarification. And searching the web also didn't help.
> 
>     Regards,
>     Simon
>     _______________________________________________
>     x265-devel mailing list
>     x265-devel@videolan.org <mailto:x265-devel@videolan.org>
>     https://mailman.videolan.org/listinfo/x265-devel
> 
> 
> 
> -- 
> /*Regards,*/
> /*Akil R*/
> 
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> 


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