67 lines
1.2 KiB
Plaintext
67 lines
1.2 KiB
Plaintext
Shader "Unlit/YUVTransRGB"
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{
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Properties
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{
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_MainTex("Texture", 2D) = "black" {}
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_UTex("U", 2D) = "black" {}
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_VTex("V", 2D) = "black" {}
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}
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SubShader
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{
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Tags { "RenderType" = "Opaque" }
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LOD 100
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Pass
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{
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#include "UnityCG.cginc"
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struct appdata
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{
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float4 vertex : POSITION;
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float2 uv : TEXCOORD0;
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};
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struct v2f
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{
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float2 uv : TEXCOORD0;
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UNITY_FOG_COORDS(1)
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float4 vertex : SV_POSITION;
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};
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sampler2D _MainTex;
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sampler2D _UTex;
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sampler2D _VTex;
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float4 _MainTex_ST;
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v2f vert(appdata v)
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{
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v2f o;
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o.vertex = UnityObjectToClipPos(v.vertex);
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o.uv = TRANSFORM_TEX(v.uv, _MainTex);
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return o;
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}
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fixed4 frag(v2f i) : SV_Target
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{
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fixed2 uv = fixed2(i.uv.x, i.uv.y);
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fixed4 ycol = tex2D(_MainTex, uv);
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fixed4 ucol = tex2D(_UTex, uv);
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fixed4 vcol = tex2D(_VTex, uv);
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float r = ycol.a + 1.4022 * vcol.a - 0.7011;
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float g = ycol.a - 0.3456 * ucol.a - 0.7145 * vcol.a + 0.53005;
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float b = ycol.a + 1.771 * ucol.a - 0.8855;
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fixed4 col = fixed4(b, g, r, 1);
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col.rgb = GammaToLinearSpace(col.rgb);
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return col;
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}
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ENDCG
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}
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}
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}
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