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lavfi/tonemap_opencl: reuse color matrix calculation from colorspace.c

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Signed-off-by: Ruiling Song <ruiling.song@intel.com>
This commit is contained in:
Ruiling Song
2019-01-22 15:01:56 +08:00
parent 2593122a16
commit 8b951cd475
2 changed files with 29 additions and 60 deletions
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libavfilter/opencl/colorspace_common.cl
-25
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@@ -39,31 +39,6 @@ constant const float ST2084_C1 = 0.8359375f;
constant const float ST2084_C2 = 18.8515625f;
constant const float ST2084_C3 = 18.6875f;
__constant float yuv2rgb_bt2020[] = {
1.0f, 0.0f, 1.4746f,
1.0f, -0.16455f, -0.57135f,
1.0f, 1.8814f, 0.0f
};
__constant float yuv2rgb_bt709[] = {
1.0f, 0.0f, 1.5748f,
1.0f, -0.18732f, -0.46812f,
1.0f, 1.8556f, 0.0f
};
__constant float rgb2yuv_bt709[] = {
0.2126f, 0.7152f, 0.0722f,
-0.11457f, -0.38543f, 0.5f,
0.5f, -0.45415f, -0.04585f
};
__constant float rgb2yuv_bt2020[] ={
0.2627f, 0.678f, 0.0593f,
-0.1396f, -0.36037f, 0.5f,
0.5f, -0.4598f, -0.0402f,
};
float get_luma_dst(float3 c) {
return luma_dst.x * c.x + luma_dst.y * c.y + luma_dst.z * c.z;
}