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Fix divisor for YUV range (#728)

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Cameron Gutman 2023-01-08 08:04:07 -06:00 committed by GitHub
parent 77d3a7e2ab
commit 6607062648
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1 changed files with 4 additions and 4 deletions
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src/video.cpp
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@ -1972,11 +1972,11 @@ color_t make_color_matrix(float Cr, float Cb, const float2 &range_Y, const float
float Cr_i = 1.0f - Cr; float Cr_i = 1.0f - Cr;
float Cb_i = 1.0f - Cb; float Cb_i = 1.0f - Cb;
float shift_y = range_Y[0] / 256.0f; float shift_y = range_Y[0] / 255.0f;
float shift_uv = range_UV[0] / 256.0f; float shift_uv = range_UV[0] / 255.0f;
float scale_y = (range_Y[1] - range_Y[0]) / 256.0f; float scale_y = (range_Y[1] - range_Y[0]) / 255.0f;
float scale_uv = (range_UV[1] - range_UV[0]) / 256.0f; float scale_uv = (range_UV[1] - range_UV[0]) / 255.0f;
return { return {
{ Cr, Cg, Cb, 0.0f }, { Cr, Cg, Cb, 0.0f },
{ -(Cr * 0.5f / Cb_i), -(Cg * 0.5f / Cb_i), 0.5f, 0.5f }, { -(Cr * 0.5f / Cb_i), -(Cg * 0.5f / Cb_i), 0.5f, 0.5f },