void CaptureDialog::stop_camera(void)
{
if ( mCamera && mCamera->isLiveViewing() )
{
mCamera->endLiveView();
}
//disconnect display signal first
disconnect(&_video_input, SIGNAL(new_image(cv::Mat)), this, SLOT(_on_new_camera_image(cv::Mat)));
//clean up
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor)); //busy cursor
QApplication::processEvents(); //process pending signals
camera_image->clear();
camera_resolution_label->clear();
//stop the thread
if (_video_input.isRunning())
{
_video_input.stop();
_video_input.wait();
}
//restore regular cursor
QApplication::restoreOverrideCursor();
QApplication::processEvents();
}
void CaptureDialog::on_close_cancel_button_clicked(bool checked)
{
if (close_cancel_button->text()=="Close")
{
if ( mCamera && mCamera-> isLiveViewing() )
{
mCamera->endLiveView();
}
accept();
}
else if (!_cancel)
{
_cancel = true;
}
}
void CaptureDialog::_on_new_camera_image(cv::Mat image)
{
// only show webcam resolution, not DSLR
if ( mCamera == NULL )
{
camera_resolution_label->setText(QString("[%1x%2]").arg(image.cols).arg(image.rows));
}
if (_capture)
{
// take picture using DSLR if there is one
if (mCamera)
{
if ( mCamera->isLiveViewing() ) mCamera->endLiveView();
takePicture();
}
// take picture using webcam if there is no DSLR
else
{
camera_image->setImage(image);
cv::imwrite(QString("%1/cam_%2.png").arg(_session).arg(_projector.get_current_pattern() + 1, 2, 10, QLatin1Char('0')).toStdString(), image);
}
_capture = false;
_projector.clear_updated();
}
else
{
if ( mCamera )
{
if( mCamera->isLiveViewing() == false ) mCamera->startLiveView();
QImage img;
mCamera->requestDownloadEvfData( img );
cv::Mat mat = cv::Mat(img.height(), img.width(), CV_8UC3, img.bits(), img.bytesPerLine());
camera_image->setImage(mat);
}
else
{
camera_image->setImage(image);
}
}
}
