[FFmpeg-user] sws_scale down scale produces incorrect video

Unga unga888 at yahoo.com
Sun Oct 2 05:26:06 CEST 2011

--- On Wed, 9/21/11, Roger Pack <rogerdpack2 at gmail.com> wrote:

> From: Roger Pack <rogerdpack2 at gmail.com>
> Subject: Re: [FFmpeg-user] sws_scale down scale produces incorrect video
> To: "FFmpeg user questions and RTFMs" <ffmpeg-user at ffmpeg.org>
> Date: Wednesday, September 21, 2011, 2:14 AM
> > Was this a bug in ffmpeg which
> is already been fixed or am I making a mistake in my code?
> Maybe you can test with a newer version of ffmpeg and
> check?
> -r

Hi all

The upgrade of ffmpeg from ver. 7.1 to 7.5 almost solved this issue.

Now 99% of the rescaled videos play with correct colours. Very few videos still shows light blueish shadows like things.

So it was a bug in ffmpeg itself and still needs further corrections.

Best regards

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