109 lines
3.3 KiB
C++
109 lines
3.3 KiB
C++
#include "speeddialog.h"
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#include <QHBoxLayout>
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#include <QGridLayout>
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#include <QLabel>
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#include <QCheckBox>
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#include <QPushButton>
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#include <QDialogButtonBox>
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#include <QDebug>
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#include "ui/labelslider.h"
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#include "project/clip.h"
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#include "project/sequence.h"
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#include "io/media.h"
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#include "playback/playback.h"
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SpeedDialog::SpeedDialog(QWidget *parent) : QDialog(parent) {
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QVBoxLayout* main_layout = new QVBoxLayout();
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setLayout(main_layout);
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QGridLayout* grid = new QGridLayout();
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grid->setSpacing(6);
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grid->addWidget(new QLabel("Speed:"), 0, 0);
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percent = new LabelSlider();
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percent->decimal_places = 2;
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percent->set_display_type(LABELSLIDER_PERCENT);
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grid->addWidget(percent, 0, 1);
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grid->addWidget(new QLabel("Frame Rate:"), 1, 0);
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frame_rate = new LabelSlider();
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frame_rate->decimal_places = 3;
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grid->addWidget(frame_rate, 1, 1);
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grid->addWidget(new QLabel("Duration:"), 2, 0);
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duration = new LabelSlider();
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duration->set_display_type(LABELSLIDER_FRAMENUMBER);
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grid->addWidget(duration, 2, 1);
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main_layout->addLayout(grid);
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reverse = new QCheckBox("Reverse");
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main_layout->addWidget(reverse);
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main_layout->addWidget(new QCheckBox("Maintain Audio Pitch"));
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main_layout->addWidget(new QCheckBox("Ripple"));
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QDialogButtonBox* buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
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buttonBox->setCenterButtons(true);
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main_layout->addWidget(buttonBox);
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connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
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connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
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connect(percent, SIGNAL(valueChanged()), this, SLOT(percent_update()));
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connect(frame_rate, SIGNAL(valueChanged()), this, SLOT(frame_rate_update()));
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connect(duration, SIGNAL(valueChanged()), this, SLOT(duration_update()));
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}
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void SpeedDialog::run() {
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if (clips.size() > 1) {
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qDebug() << "[WARNING] Setting multiple clip speeds at once is unsupported and may break things - sorry!";
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}
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normal_fr = 1;
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Clip* first_clip = clips.at(0);
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switch (first_clip->media_type) {
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case MEDIA_TYPE_FOOTAGE:
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normal_fr = static_cast<Media*>(first_clip->media)->get_stream_from_file_index(true, first_clip->media_stream)->video_frame_rate;
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break;
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case MEDIA_TYPE_SEQUENCE:
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normal_fr = static_cast<Sequence*>(first_clip->media)->frame_rate;
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break;
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}
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frame_rate->set_default_value(first_clip->frame_rate);
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percent->set_default_value((first_clip->frame_rate / normal_fr) * 100);
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duration->set_default_value(first_clip->getLength());
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exec();
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}
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void SpeedDialog::percent_update() {
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double pc = (percent->value()*0.01);
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frame_rate->set_value(normal_fr * pc, false);
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duration->set_value(clips.at(0)->getLength() / pc, false);
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}
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void SpeedDialog::duration_update() {
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double pc = clips.at(0)->getLength() / duration->value();
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frame_rate->set_value(normal_fr * pc, false);
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percent->set_value(pc * 100, false);
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}
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void SpeedDialog::frame_rate_update() {
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double fr = (frame_rate->value());
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double pc = (fr / normal_fr);
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percent->set_value(pc * 100, false);
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duration->set_value(clips.at(0)->getLength() / pc, false);
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}
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void SpeedDialog::accept() {
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for (int i=0;i<clips.size();i++) {
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clips.at(i)->frame_rate = frame_rate->value();
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close_clip(clips.at(i));
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}
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QDialog::accept();
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}
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