[x265] CLI Options

Vignesh Vijayakumar vignesh at multicorewareinc.com
Wed Mar 7 09:42:24 CET 2018


Hi

1. I have attached a sample scaling list file.
2. There is a CLI option --qp <integer> when sets a qp value for P frame.
Please note that with this option, qp for I and B frames too will be set
depending on the value set for P frame.
3. There is no command-line option for a minimum guaranteed SSIM. You need
to adjust the encoding parameters for better quality.

Thanks
Vignesh


On Sun, Feb 25, 2018 at 8:30 PM, shailender Jain <
shailender_jain at hotmail.com> wrote:

> Hello,
>
>
> I wanted to understand the following
>
>
>
>    1. How to use --scaling-list <filename>. Is there any sample HM format
>    file which i could refer?
>    2. Is there any mechanism by which  i can specify different
>    QUATIZATION for iFrame
>    3. What will be the command line options to encode frames with
>    SSIM=0.98. I want maximum compression but SSIM should not fall below 0.98
>
>
> Thanks
>
> Shailender Jain
>
> _______________________________________________
> x265-devel mailing list
> x265-devel at videolan.org
> https://mailman.videolan.org/listinfo/x265-devel
>
>
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