Commit c0b50d95 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
Browse files

[media] vivid: BT.2020 R'G'B' is limited range 



According to the standard the R'G'B' BT.2020 colorspace is limited
range, not full range. Fix this.

Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent aa05b979

drivers/media/platform/vivid/vivid-tpg.c

+4 −0
Original line number Diff line number Diff line
@@ -1265,6 +1265,10 @@ static void tpg_recalc(struct tpg_data *tpg) 
						V4L2_QUANTIZATION_LIM_RANGE;

					break;

				}

			} else if (tpg->colorspace == V4L2_COLORSPACE_BT2020) {

				/* R'G'B' BT.2020 is limited range */

				tpg->real_quantization =

					V4L2_QUANTIZATION_LIM_RANGE;

			}

		}

		tpg_precalculate_colors(tpg);