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improved gaussian and added box blur

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This commit is contained in:
itsmattkc
2018-08-31 11:32:09 +10:00
parent bf76550dca
commit f12678aac4
10 changed files with 159 additions and 27 deletions
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effects/video/gaussianblureffect.cpp
+8 -11
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@@ -4,19 +4,18 @@
#include <QImage>
GaussianBlurEffect::GaussianBlurEffect(Clip *c) : Effect(c, EFFECT_TYPE_VIDEO, VIDEO_GAUSSIANBLUR_EFFECT), frag(QOpenGLShader::Fragment), vert(QOpenGLShader::Vertex), bound(false) {
enable_opengl = true;
enable_image = false;
GaussianBlurEffect::GaussianBlurEffect(Clip *c) : Effect(c, EFFECT_TYPE_VIDEO, VIDEO_GAUSSIANBLUR_EFFECT), frag(QOpenGLShader::Fragment), vert(QOpenGLShader::Vertex) {
enable_opengl = true;
kernelsz_val = add_row("Kernel Size:")->add_field(EFFECT_FIELD_DOUBLE);
radius_val = add_row("Radius:")->add_field(EFFECT_FIELD_DOUBLE);
sigma_val = add_row("Sigma:")->add_field(EFFECT_FIELD_DOUBLE);
horiz_val = add_row("Horizontal:")->add_field(EFFECT_FIELD_BOOL);
vert_val = add_row("Vertical:")->add_field(EFFECT_FIELD_BOOL);
kernelsz_val->set_double_minimum_value(0);
radius_val->set_double_minimum_value(0);
sigma_val->set_double_minimum_value(0);
kernelsz_val->set_double_default_value(9);
radius_val->set_double_default_value(9);
sigma_val->set_double_default_value(5.5);
horiz_val->set_bool_value(true);
@@ -28,19 +27,17 @@ GaussianBlurEffect::GaussianBlurEffect(Clip *c) : Effect(c, EFFECT_TYPE_VIDEO, V
program.addShader(&frag);
program.link();
connect(kernelsz_val, SIGNAL(changed()), this, SLOT(field_changed()));
connect(radius_val, SIGNAL(changed()), this, SLOT(field_changed()));
connect(sigma_val, SIGNAL(changed()), this, SLOT(field_changed()));
connect(horiz_val, SIGNAL(changed()), this, SLOT(field_changed()));
connect(vert_val, SIGNAL(changed()), this, SLOT(field_changed()));
refresh();
connect(vert_val, SIGNAL(changed()), this, SLOT(field_changed()));
}
void GaussianBlurEffect::process_gl(double timecode, GLTextureCoords &coords) {
program.bind();
program.setUniformValue("resolution", parent_clip->getWidth(), parent_clip->getHeight());
program.setUniformValue("kernel_size", (GLfloat) kernelsz_val->get_double_value(timecode));
program.setUniformValue("radius", (GLfloat) radius_val->get_double_value(timecode));
program.setUniformValue("sigma", (GLfloat) sigma_val->get_double_value(timecode));
program.setUniformValue("horiz_blur", horiz_val->get_bool_value(timecode));
program.setUniformValue("vert_blur", vert_val->get_bool_value(timecode));