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hdr: modify hdr gamut mtx for TV [1/1]

Browse Source 
PD#SWPL-4638

Problem:
hdr video, color is light

Solution:
modify hdr gamut mtx, use bt2020rgb to 709rgb mtx

Verify:
verified on x301

Change-Id: Ia87493a57196b6a3a87c93535fed325b163cb562
Signed-off-by: MingLiang Dong <mingliang.dong@amlogic.com>
This commit is contained in:
MingLiang Dong
2019-01-28 01:36:14 -05:00
committed by Luan Yuan
parent b728fb136f
commit 823a874dfd
1 changed files with 12 additions and 5 deletions
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17
drivers/amlogic/media/enhancement/amvecm/set_hdr2_v0.c
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@@ -707,14 +707,14 @@ MODULE_PARM_DESC(hdr2_debug, "\n hdr2_debug\n");
/* gamut 3x3 matrix*/
/*standard 2020rgb->709rgb*/
/*int ncl_2020_709[9] = {*/
/*3401, -1204, -149, -255, 2320, -17, -37, -206, 2291};*/
int ncl_2020_709[9] = {
3401, -1204, -149, -255, 2320, -17, -37, -206, 2291};
/* dci-p3->709rgb*/
/*int ncl_2020_709[9] = {*/
/*2543, -459, -36, -88, 2133, 3, -41, -161, 2250};*/
/* special primary->709rgb*/
int ncl_2020_709[9] = {
int ncl_sp_709[9] = {
2684, -489, -147, -201, 2266, -17, -29, -171, 2248};
/*int cl_2020_709[9] =*/
@@ -1970,8 +1970,15 @@ void hdr_func(enum hdr_module_sel module_sel,
hdr_mtx_param.mtx_cgain[i] = rgb2ycbcr_709[i];
hdr_mtx_param.mtx_ogain[i] = rgb2ycbcr_ncl2020[i];
hdr_mtx_param.mtx_out[i] = rgb2ycbcr_709[i];
if (i < 9)
hdr_mtx_param.mtx_gamut[i] = ncl_2020_709[i];
if (i < 9) {
if (is_meson_g12a_cpu() ||
is_meson_g12b_cpu())
hdr_mtx_param.mtx_gamut[i] =
ncl_sp_709[i];
else
hdr_mtx_param.mtx_gamut[i] =
ncl_2020_709[i];
}
}
hdr_mtx_param.mtx_on = MTX_ON;