unityshinsoubanheart/Assets/Resources/shader/movie/YCrCbtoRGB.shader

Shader "Color Space/YCrCbtoRGB" {
Properties {
 _YTex ("Y (RGB)", 2D) = "white" {}
 _CrTex ("Cr (RGB)", 2D) = "white" {}
 _CbTex ("Cb (RGB)", 2D) = "white" {}
}
SubShader { 
 Tags { "RenderType"="Opaque" }
 Pass {
  Tags { "RenderType"="Opaque" }
  Fog {
   Color (0,0,0,0)
  }
  ColorMask RGB
Program "vp" {
SubProgram "gles " {
"!!GLES
					#define SHADER_API_GLES 1
					#define tex2D texture2D


					#ifdef VERTEX
						#define gl_ModelViewProjectionMatrix glstate_matrix_mvp
						uniform mat4 glstate_matrix_mvp;

						varying mediump vec2 xlv_TEXCOORD1;
						varying mediump vec2 xlv_TEXCOORD0;

						uniform highp vec4 _YTex_ST;
						uniform highp vec4 _CbTex_ST;
						attribute vec4 _glesMultiTexCoord0;
						attribute vec4 _glesVertex;
						void main ()
						{
							mediump vec2 tmpvar_1;
							mediump vec2 tmpvar_2;
							highp vec2 tmpvar_3;
							tmpvar_3 = ((_glesMultiTexCoord0.xy * _YTex_ST.xy) + _YTex_ST.zw);
							tmpvar_1 = tmpvar_3;
							highp vec2 tmpvar_4;
							tmpvar_4 = ((_glesMultiTexCoord0.xy * _CbTex_ST.xy) + _CbTex_ST.zw);
							tmpvar_2 = tmpvar_4;
							gl_Position = (gl_ModelViewProjectionMatrix * _glesVertex);
							xlv_TEXCOORD0 = tmpvar_1;
							xlv_TEXCOORD1 = tmpvar_2;
						}

					#endif
					#ifdef FRAGMENT
					
						varying mediump vec2 xlv_TEXCOORD1;
						varying mediump vec2 xlv_TEXCOORD0;
						uniform sampler2D _YTex;
						uniform sampler2D _CrTex;
						uniform sampler2D _CbTex;
						void main ()
						{
							lowp vec4 rgbVec;
							lowp vec4 tmpvar_1;
							tmpvar_1.w = 1.0;
							tmpvar_1.x = texture2D (_YTex, xlv_TEXCOORD0).x;
							tmpvar_1.y = texture2D (_CrTex, xlv_TEXCOORD1).y;
							tmpvar_1.z = texture2D (_CbTex, xlv_TEXCOORD1).z;
							rgbVec.x = dot (vec4(1.16438, 0.0, 1.59603, -0.870785), tmpvar_1);
							rgbVec.y = dot (vec4(1.16438, -0.391762, -0.812969, 0.529594), tmpvar_1);
							rgbVec.z = dot (vec4(1.16438, 2.01723, 0.0, -1.08139), tmpvar_1);
							rgbVec.w = 1.0;
							gl_FragData[0] = rgbVec;
						}

					#endif"
}
}
Program "fp" {
SubProgram "gles " {
"!!GLES"
}
}
 }
}
}