[vlc-devel] [PATCH 3/5] direct3d11: fix the YCbRb BT2020 to RGB conversion matrix

Steve Lhomme robux4 at videolabs.io
Mon Mar 6 17:57:51 CET 2017


---
 modules/video_output/win32/direct3d11.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/modules/video_output/win32/direct3d11.c b/modules/video_output/win32/direct3d11.c
index 5506b9feba..9ef7791a4b 100644
--- a/modules/video_output/win32/direct3d11.c
+++ b/modules/video_output/win32/direct3d11.c
@@ -2211,10 +2211,10 @@ static int SetupQuad(vout_display_t *vd, const video_format_t *fmt, d3d_quad_t *
     };
     /* see https://en.wikipedia.org/wiki/YCbCr#ITU-R_BT.2020_conversion, in studio range */
     static const FLOAT COLORSPACE_BT2020_TO_FULL[4*4] = {
-        1.163746465f, -0.028815145f,  2.823537589f, 0.f,
-        1.164383561f, -0.258509894f,  0.379693635f, 0.f,
-        1.164383561f,  2.385315708f,  0.021554502f, 0.f,
-                 0.f,           0.f,           0.f, 1.f,
+        1.164383561643836f,  0.000000000000f,  1.678674107143f, 0.f,
+        1.164383561643836f, -0.127007098661f, -0.440987687946f, 0.f,
+        1.164383561643836f,  2.141772321429f,  0.000000000000f, 0.f,
+                       0.f,              0.f,              0.f, 1.f,
     };
 
     PS_COLOR_TRANSFORM colorspace;
-- 
2.11.1



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