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made a REAL gaussian blur filter

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This commit is contained in:
itsmattkc
2018-08-30 23:57:37 +10:00
parent 213e989271
commit bf76550dca
15 changed files with 167 additions and 98 deletions
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effects/video/chromakeyeffect.cpp
+2 -2
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@@ -12,8 +12,8 @@ ChromaKeyEffect::ChromaKeyEffect(Clip* c) : Effect(c, EFFECT_TYPE_VIDEO, VIDEO_C
tolerance_field->set_double_minimum_value(0);
tolerance_field->set_double_maximum_value(100);
vert.compileSourceCode("varying vec2 vTexCoord;\nvoid main() {\n\tvTexCoord = gl_MultiTexCoord0.xy;\n\tgl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n}");
frag.compileSourceCode("uniform vec4 keyColor;\nuniform float threshold;\nuniform sampler2D myTexture;\nvarying vec2 vTexCoord;\nvoid main(void) {\n\tvec4 textureColor = texture2D(myTexture, vTexCoord);\nfloat diff = length(keyColor - textureColor);\nif (diff < threshold) {gl_FragColor = vec4(0, 0, 0, 0);} else {gl_FragColor = textureColor;}\n}");
vert.compileSourceFile(":/shaders/common.vert");
frag.compileSourceFile(":/shaders/chromakeyeffect.frag");
program.addShader(&vert);
program.addShader(&frag);
program.link();