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104 lines
3.0 KiB
C++
104 lines
3.0 KiB
C++
/*
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* This file is part of vimix - video live mixer
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*
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* **Copyright** (C) 2020-2021 Bruno Herbelin <bruno.herbelin@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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**/
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#include "defines.h"
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#include "Visitor.h"
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#include "Log.h"
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#include "ImageProcessingShader.h"
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ShadingProgram imageProcessingShadingProgram("shaders/image.vs", "shaders/imageprocessing.fs");
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const char* ImageProcessingShader::filter_names[12] = { "None", "Blur", "Sharpen", "Edge", "Emboss", "Denoising",
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"Erosion 3x3", "Erosion 5x5", "Erosion 7x7", "Dilation 3x3", "Dilation 5x5", "Dilation 7x7" };
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ImageProcessingShader::ImageProcessingShader(): Shader()
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{
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program_ = &imageProcessingShadingProgram;
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ImageProcessingShader::reset();
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}
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void ImageProcessingShader::use()
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{
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Shader::use();
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program_->setUniform("brightness", brightness);
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program_->setUniform("contrast", contrast);
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program_->setUniform("saturation", saturation);
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program_->setUniform("hueshift", hueshift);
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program_->setUniform("threshold", threshold);
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program_->setUniform("lumakey", lumakey);
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program_->setUniform("nbColors", nbColors);
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program_->setUniform("invert", invert);
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program_->setUniform("filterid", filterid);
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program_->setUniform("gamma", gamma);
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program_->setUniform("levels", levels);
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program_->setUniform("chromakey", chromakey);
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program_->setUniform("chromadelta", chromadelta);
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}
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void ImageProcessingShader::reset()
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{
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Shader::reset();
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// default values for image processing
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brightness = 0.f;
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contrast = 0.f;
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saturation = 0.f;
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hueshift = 0.f;
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threshold = 0.f;
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lumakey = 0.f;
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nbColors = 0;
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invert = 0;
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filterid = 0;
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gamma = glm::vec4(1.f, 1.f, 1.f, 1.f);
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levels = glm::vec4(0.f, 1.f, 0.f, 1.f);
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chromakey = glm::vec4(0.f, 0.8f, 0.f, 0.f);
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chromadelta = 0.f;
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}
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void ImageProcessingShader::copy(ImageProcessingShader const& S)
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{
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brightness = S.brightness;
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contrast = S.contrast;
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saturation = S.saturation;
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hueshift = S.hueshift;
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threshold = S.threshold;
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lumakey = S.lumakey;
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nbColors = S.nbColors;
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invert = S.invert;
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filterid = S.filterid;
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gamma = S.gamma;
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levels = S.levels;
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chromakey = S.chromakey;
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chromadelta = S.chromadelta;
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}
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void ImageProcessingShader::accept(Visitor& v)
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{
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// Shader::accept(v);
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v.visit(*this);
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}
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