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Issue #2101 - Part 7: Add color range support on GPUs

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u3shit 2023-02-25 00:29:56 +01:00 • committed by roytam1
commit 687733f9d1
18 changed files with 106 additions and 74 deletions
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16
gfx/layers/opengl/OGLShaderProgram.cpp
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@ -377,7 +377,7 @@ ProgramProfileOGL::GetProfileFor(ShaderConfigOGL aConfig)
fs << "uniform sampler2D uYTexture;" << endl;
fs << "uniform sampler2D uCbTexture;" << endl;
fs << "uniform sampler2D uCrTexture;" << endl;
fs << "uniform mat3 uYuvColorMatrix;" << endl;
fs << "uniform mat4 uYuvColorMatrix;" << endl;
} else if (aConfig.mFeatures & ENABLE_TEXTURE_NV12) {
fs << "uniform " << sampler2D << " uYTexture;" << endl;
fs << "uniform " << sampler2D << " uCbTexture;" << endl;
@ -436,12 +436,8 @@ ProgramProfileOGL::GetProfileFor(ShaderConfigOGL aConfig)
}
}
fs << " y = y - 0.06275;" << endl;
fs << " cb = cb - 0.50196;" << endl;
fs << " cr = cr - 0.50196;" << endl;
fs << " vec3 yuv = vec3(y, cb, cr);" << endl;
fs << " color.rgb = uYuvColorMatrix * yuv;" << endl;
fs << " color.a = 1.0;" << endl;
fs << " vec4 yuv = vec4(y, cb, cr, 1.0);" << endl;
fs << " color = uYuvColorMatrix * yuv;" << endl;
} else if (aConfig.mFeatures & ENABLE_TEXTURE_COMPONENT_ALPHA) {
if (aConfig.mFeatures & ENABLE_TEXTURE_RECT) {
fs << " COLOR_PRECISION vec3 onBlack = " << texture2D << "(uBlackTexture, coord * uTexCoordMultiplier).rgb;" << endl;
@ -964,10 +960,10 @@ ShaderProgramOGL::SetBlurRadius(float aRX, float aRY)
}
void
ShaderProgramOGL::SetYUVColorSpace(YUVColorSpace aYUVColorSpace)
ShaderProgramOGL::SetYUVColorSpace(YUVColorSpace aYUVColorSpace, ColorRange aColorRange)
{
const float* yuvToRgb = gfxUtils::Get3x3YuvColorMatrix(aYUVColorSpace);
SetMatrix3fvUniform(KnownUniform::YuvColorMatrix, yuvToRgb);
const float* yuvToRgb = gfxUtils::YuvToRgbMatrix4x4ColumnMajor(aYUVColorSpace, aColorRange);
SetMatrixUniform(KnownUniform::YuvColorMatrix, yuvToRgb);
}
} // namespace layers