[x265] [PATCH] Fix min VBV fullness configuration

[Karam Singh]

Patch pushed to master branch.

Karam Singh
Senior Software (Video Codec) Engineer
MulticoreWare, India


On Thu, Mar 28, 2024 at 12:54 PM Kirithika Kalirathnam <
kirithika at multicorewareinc.com> wrote:

> From 3e71cb2d706e73a39624ddf321cb744d212f8a97 Mon Sep 17 00:00:00 2001
> From: Kirithika <kirithika at multicorewareinc.com>
> Date: Wed, 10 Jan 2024 12:36:00 +0530
> Subject: [PATCH] Fix min VBV fullness configuration
>
> ---
>  source/encoder/ratecontrol.cpp | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/source/encoder/ratecontrol.cpp
> b/source/encoder/ratecontrol.cpp
> index 08327c52d..ad748313d 100644
> --- a/source/encoder/ratecontrol.cpp
> +++ b/source/encoder/ratecontrol.cpp
> @@ -2419,7 +2419,7 @@ double RateControl::clipQscale(Frame* curFrame,
> RateControlEntry* rce, double q)
>                      {
>                          finalDur = x265_clip3(0.4, 1.0, totalDuration);
>                      }
> -                    targetFill = X265_MIN(m_bufferFill + totalDuration *
> m_vbvMaxRate * 0.5, m_bufferSize * (1 - m_minBufferFill * finalDur));
> +                    targetFill = X265_MIN(m_bufferFill + totalDuration *
> m_vbvMaxRate * 0.5, m_bufferSize * (m_minBufferFill * finalDur));
>                      if (bufferFillCur < targetFill)
>                      {
>                          q *= 1.01;
> --
> 2.28.0.windows.1
>
> *Thanks,*
> *Kirithika*
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> x265-devel at videolan.org
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>
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