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libobs: Use limited range for R10l output

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DeckLink hardware seems to want the values in video range.
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jpark37 2025-01-02 14:23:28 -08:00 • committed by Lain
commit b28bb425bc
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libobs/data/default.effect
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@ -51,7 +51,7 @@ float4 PSDrawAlphaDivideR10L(VertInOut vert_in) : TARGET
rgba.rgb *= (rgba.a > 0.) ? (multiplier / rgba.a) : 0.;
rgba.rgb = rec709_to_rec2020(rgba.rgb);
rgba.rgb = linear_to_st2084(rgba.rgb);
uint3 rgb1023 = uint3(mad(rgba.rgb, 1023., .5));
uint3 rgb1023 = uint3(mad(rgba.rgb, 876., 64.5));
uint b = (rgb1023.b & 0x3Fu) << 2;
uint g = ((rgb1023.b & 0x3C0u) >> 6) | ((rgb1023.g & 0xFu) << 4);
uint r = ((rgb1023.g & 0x3F0u) >> 4) | ((rgb1023.r & 0x3u) << 6);