[x265] [PATCH] Dolby Vision: Set crQpoffset to 3 by default for profile 5 regardless of noise

[Aruna Matheswaran]

On Tue, Apr 30, 2019 at 9:38 PM Vittorio Giovara <vittorio.giovara at gmail.com>
wrote:

>
>
> On Tue, Apr 30, 2019 at 12:45 AM <aruna at multicorewareinc.com> wrote:
>
>> # HG changeset patch
>> # User Aruna Matheswaran
>> # Date 1556597470 -19800
>> #      Tue Apr 30 09:41:10 2019 +0530
>> # Node ID feec4bdf98663ac4a2561b63e1ccec423c7d26a4
>> # Parent  bac0e1acb874213d4002f47ce88d6abe2475d957
>> Dolby Vision: Set crQpoffset to 3 by default for profile 5 regardless of
>> noise
>> reduction.
>>
>
> why? does it make smaller files? does it preserve detail better? does it
> render color more accurately?
>
 Yes, crQpoffset 3 gives better encode efficiency for Dolby Vision profile
5 encodes independent of whether noise reduction is enabled or not.

> some more information in the commit log is always appreciated
>
Agreed.

Regards,
Aruna

> --
> Vittorio
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