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FFmpegAndroid/Live/src/main/res/raw/walden.glsl

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#extension GL_OES_EGL_image_external : require
precision mediump float;
varying mediump vec2 textureCoordinate;
uniform samplerExternalOES inputImageTexture;
uniform sampler2D inputImageTexture2; //map
uniform sampler2D inputImageTexture3; //vigMap
uniform float strength;
void main()
{
vec4 originColor = texture2D(inputImageTexture, textureCoordinate);
vec3 texel = texture2D(inputImageTexture, textureCoordinate).rgb;
texel = vec3(
texture2D(inputImageTexture2, vec2(texel.r, .16666)).r,
texture2D(inputImageTexture2, vec2(texel.g, .5)).g,
texture2D(inputImageTexture2, vec2(texel.b, .83333)).b);
vec2 tc = (2.0 * textureCoordinate) - 1.0;
float d = dot(tc, tc);
vec2 lookup = vec2(d, texel.r);
texel.r = texture2D(inputImageTexture3, lookup).r;
lookup.y = texel.g;
texel.g = texture2D(inputImageTexture3, lookup).g;
lookup.y = texel.b;
texel.b = texture2D(inputImageTexture3, lookup).b;
texel.rgb = mix(originColor.rgb, texel.rgb, strength);
gl_FragColor = vec4(texel, 1.0);
}