[PATCH 17/23] OMAPDSS: fix rgb-to-yuv color conv coefs
From: Tomi Valkeinen <hidden>
Date: 2015-12-09 15:59:45
Subsystem:
framebuffer layer, omap display subsystem and framebuffer support (dss2), the rest · Maintainers:
Helge Deller, Linus Torvalds
The color conversion coefficients for RGB to YUV conversion (used with writeback) don't result in the correct result. This patch sets the correct coefficients. Signed-off-by: Tomi Valkeinen <redacted> --- drivers/video/fbdev/omap2/dss/dispc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/dss/dispc.c
index 837b1f508d79..c50bb0124d87 100644
--- a/drivers/video/fbdev/omap2/dss/dispc.c
+++ b/drivers/video/fbdev/omap2/dss/dispc.c@@ -713,10 +713,12 @@ static void dispc_setup_color_conv_coef(void) int i; int num_ovl = dss_feat_get_num_ovls(); const struct color_conv_coef ctbl_bt601_5_ovl = { + /* YUV -> RGB */ 298, 409, 0, 298, -208, -100, 298, 0, 517, 0, }; const struct color_conv_coef ctbl_bt601_5_wb = { - 66, 112, -38, 129, -94, -74, 25, -18, 112, 0, + /* RGB -> YUV */ + 66, 129, 25, 112, -94, -18, -38, -74, 112, 0, }; for (i = 1; i < num_ovl; i++)
--
2.5.0