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extremely limited speed support implemented #120

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This commit is contained in:
itsmattkc
2018-10-01 14:51:36 +10:00
parent c21a21c219
commit ac153e4cff
14 changed files with 143 additions and 91 deletions
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dialogs/speeddialog.cpp
+81 -14
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@@ -6,36 +6,103 @@
#include <QCheckBox>
#include <QPushButton>
#include <QDialogButtonBox>
#include <QDebug>
#include "ui/labelslider.h"
#include "project/clip.h"
#include "project/sequence.h"
#include "io/media.h"
#include "playback/playback.h"
SpeedDialog::SpeedDialog(QWidget *parent) : QDialog(parent) {
QGridLayout* layout = new QGridLayout();
layout->setSpacing(6);
layout->setMargin(9);
QVBoxLayout* main_layout = new QVBoxLayout();
setLayout(main_layout);
setLayout(layout);
QGridLayout* grid = new QGridLayout();
grid->setSpacing(6);
layout->addWidget(new QLabel("Speed:"), 0, 0);
grid->addWidget(new QLabel("Speed:"), 0, 0);
percent = new LabelSlider();
percent->decimal_places = 2;
percent->set_display_type(LABELSLIDER_PERCENT);
layout->addWidget(percent, 0, 1);
grid->addWidget(percent, 0, 1);
layout->addWidget(new QLabel("Frame Rate:"), 1, 0);
grid->addWidget(new QLabel("Frame Rate:"), 1, 0);
frame_rate = new LabelSlider();
layout->addWidget(frame_rate, 1, 1);
frame_rate->decimal_places = 3;
grid->addWidget(frame_rate, 1, 1);
layout->addWidget(new QLabel("Duration:"), 2, 0);
grid->addWidget(new QLabel("Duration:"), 2, 0);
duration = new LabelSlider();
duration->set_display_type(LABELSLIDER_FRAMENUMBER);
layout->addWidget(duration, 2, 1);
grid->addWidget(duration, 2, 1);
main_layout->addLayout(grid);
QHBoxLayout* reverseLayout = new QHBoxLayout();
reverse = new QCheckBox("Reverse");
reverseLayout->addWidget(reverse);
layout->addLayout(reverseLayout, 3, 0, 2, 1);
main_layout->addWidget(reverse);
main_layout->addWidget(new QCheckBox("Maintain Audio Pitch"));
main_layout->addWidget(new QCheckBox("Ripple"));
QDialogButtonBox* buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
layout->addWidget(buttonBox, 4, 0, 2, 1);
buttonBox->setCenterButtons(true);
main_layout->addWidget(buttonBox);
connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
connect(percent, SIGNAL(valueChanged()), this, SLOT(percent_update()));
connect(frame_rate, SIGNAL(valueChanged()), this, SLOT(frame_rate_update()));
connect(duration, SIGNAL(valueChanged()), this, SLOT(duration_update()));
}
void SpeedDialog::run() {
if (clips.size() > 1) {
qDebug() << "[WARNING] Setting multiple clip speeds at once is unsupported and may break things - sorry!";
}
normal_fr = 1;
Clip* first_clip = clips.at(0);
switch (first_clip->media_type) {
case MEDIA_TYPE_FOOTAGE:
normal_fr = static_cast<Media*>(first_clip->media)->get_stream_from_file_index(true, first_clip->media_stream)->video_frame_rate;
break;
case MEDIA_TYPE_SEQUENCE:
normal_fr = static_cast<Sequence*>(first_clip->media)->frame_rate;
break;
}
frame_rate->set_default_value(first_clip->frame_rate);
percent->set_default_value((first_clip->frame_rate / normal_fr) * 100);
duration->set_default_value(first_clip->getLength());
exec();
}
void SpeedDialog::percent_update() {
double pc = (percent->value()*0.01);
frame_rate->set_value(normal_fr * pc, false);
duration->set_value(clips.at(0)->getLength() / pc, false);
}
void SpeedDialog::duration_update() {
double pc = clips.at(0)->getLength() / duration->value();
frame_rate->set_value(normal_fr * pc, false);
percent->set_value(pc * 100, false);
}
void SpeedDialog::frame_rate_update() {
double fr = (frame_rate->value());
double pc = (fr / normal_fr);
percent->set_value(pc * 100, false);
duration->set_value(clips.at(0)->getLength() / pc, false);
}
void SpeedDialog::accept() {
for (int i=0;i<clips.size();i++) {
clips.at(i)->frame_rate = frame_rate->value();
close_clip(clips.at(i));
}
QDialog::accept();
}