52 lines
1.9 KiB
C++
52 lines
1.9 KiB
C++
#include "gaussianblureffect.h"
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#include "project/clip.h"
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#include <QImage>
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GaussianBlurEffect::GaussianBlurEffect(Clip *c) : Effect(c, EFFECT_TYPE_VIDEO, VIDEO_GAUSSIANBLUR_EFFECT), frag(QOpenGLShader::Fragment), vert(QOpenGLShader::Vertex), bound(false) {
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enable_opengl = true;
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enable_image = false;
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kernelsz_val = add_row("Kernel Size:")->add_field(EFFECT_FIELD_DOUBLE);
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sigma_val = add_row("Sigma:")->add_field(EFFECT_FIELD_DOUBLE);
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horiz_val = add_row("Horizontal:")->add_field(EFFECT_FIELD_BOOL);
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vert_val = add_row("Vertical:")->add_field(EFFECT_FIELD_BOOL);
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kernelsz_val->set_double_minimum_value(0);
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sigma_val->set_double_minimum_value(0);
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kernelsz_val->set_double_default_value(9);
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sigma_val->set_double_default_value(5.5);
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horiz_val->set_bool_value(true);
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vert_val->set_bool_value(true);
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vert.compileSourceFile(":/shaders/common.vert");
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frag.compileSourceFile(":/shaders/gaussianblureffect.frag");
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program.addShader(&vert);
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program.addShader(&frag);
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program.link();
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connect(kernelsz_val, SIGNAL(changed()), this, SLOT(field_changed()));
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connect(sigma_val, SIGNAL(changed()), this, SLOT(field_changed()));
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connect(horiz_val, SIGNAL(changed()), this, SLOT(field_changed()));
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connect(vert_val, SIGNAL(changed()), this, SLOT(field_changed()));
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refresh();
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}
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void GaussianBlurEffect::process_gl(double timecode, GLTextureCoords &coords) {
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program.bind();
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program.setUniformValue("resolution", parent_clip->getWidth(), parent_clip->getHeight());
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program.setUniformValue("kernel_size", (GLfloat) kernelsz_val->get_double_value(timecode));
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program.setUniformValue("sigma", (GLfloat) sigma_val->get_double_value(timecode));
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program.setUniformValue("horiz_blur", horiz_val->get_bool_value(timecode));
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program.setUniformValue("vert_blur", vert_val->get_bool_value(timecode));
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}
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void GaussianBlurEffect::clean_gl() {
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program.release();
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}
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