MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow),
coordinatesIsNeeded(true)
{
ui->setupUi(this);
ui->enableGpsCheckbox->setChecked(coordinatesIsNeeded);
ui->videoSlider->setEnabled(false);
connect(ui->actionOpen, SIGNAL(triggered()), SLOT(openFile()));
connect(&timer, SIGNAL(timeout()), this, SLOT(stepVideo()));
connect(ui->videoSlider, SIGNAL(sliderMoved(int)), this, SLOT(startVideo(int)));
connect(ui->videoSlider, SIGNAL(valueChanged(int)), this, SLOT(startVideo(int)));
connect(ui->calcSpeedButton, SIGNAL(clicked()), this, SLOT(calculateSpeed()));
connect(ui->enableGpsCheckbox, SIGNAL(stateChanged(int)), this, SLOT(changeGpsOutputState(int)));
connect(ui->playPauseButton, SIGNAL(clicked()), this, SLOT(playPause()));
connect(ui->stopButton, SIGNAL(clicked()), this, SLOT(stop()));
connect(ui->actionExit, SIGNAL(triggered()), this, SLOT(close()));
QStyle *pStyle = qApp->style();
QIcon icon = pStyle->standardIcon(QStyle::SP_MediaPlay);
ui->playPauseButton->setIcon(icon);
icon = pStyle->standardIcon(QStyle::SP_MediaStop);
ui->stopButton->setIcon(icon);
connect(ui->actionAbout, SIGNAL(triggered()), this, SLOT(showAboutDialog()));
}
bool MediaEngine::seekTo(s64 timestamp, int videoPixelMode) {
if (timestamp <= 0) {
return true;
}
// Just doing it the not so great way to be sure audio is in sync.
int timeout = 1000;
while (getVideoTimeStamp() < timestamp - 3003) {
if (getAudioTimeStamp() < getVideoTimeStamp() - 4180 * 2) {
getNextAudioFrame(NULL, NULL, NULL);
}
if (!stepVideo(videoPixelMode, true)) {
return false;
}
if (--timeout <= 0) {
return true;
}
}
while (getAudioTimeStamp() < getVideoTimeStamp() - 4180 * 2) {
if (getNextAudioFrame(NULL, NULL, NULL) == 0) {
return false;
}
if (--timeout <= 0) {
return true;
}
}
return true;
}
