[FFmpeg-devel] [PATCH] swscale: Take the destination range into account for yuv->rgb->yuv conversions

[Michael Niedermayer]

On Fri, Feb 18, 2022 at 04:45:46PM +0200, Martin Storsjö wrote:
> The range parameters need to be set up before calling
> sws_init_context (which selects which fastpaths can be used;
> this gets called by sws_getContext); solely passing them via
> sws_setColorspaceDetails isn't enough.
> 
> This fixes producing full range YUV range output when doing
> YUV->YUV conversions between different YUV color spaces.
> 
> Signed-off-by: Martin Storsjö <martin at martin.st>
> ---
>  libswscale/utils.c | 11 ++++++++---
>  1 file changed, 8 insertions(+), 3 deletions(-)

Probably ok

please add a fate test for this

thx

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Modern terrorism, a quick summary: Need oil, start war with country that
has oil, kill hundread thousand in war. Let country fall into chaos,
be surprised about raise of fundamantalists. Drop more bombs, kill more
people, be surprised about them taking revenge and drop even more bombs
and strip your own citizens of their rights and freedoms. to be continued
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