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/*
Copyright (C) 2010 George Kiagiadakis <kiagiadakis.george@gmail.com>
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ui_qwidgetvideosinktest.h"
#include <QGst/Init>
#include <QGst/Pipeline>
#include <QGst/ElementFactory>
#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
#include <QtWidgets/QApplication>
#include <QtWidgets/QWidget>
#else
#include <QtGui/QApplication>
#include <QtGui/QWidget>
#endif
class QWidgetVideoSinkTest : public QWidget
{
Q_OBJECT
public:
QWidgetVideoSinkTest(QWidget *parent = 0, Qt::WindowFlags f = 0);
private Q_SLOTS:
void on_leftRadioButton_toggled(bool on);
void onButtonClicked(int id);
private:
Ui::QWidgetVideoSinkTest m_ui;
QGst::PipelinePtr m_pipeline;
QGst::ElementPtr m_sink;
};
QWidgetVideoSinkTest::QWidgetVideoSinkTest(QWidget *parent, Qt::WindowFlags f)
: QWidget(parent, f)
{
m_ui.setupUi(this);
QButtonGroup *group = new QButtonGroup(this);
group->addButton(m_ui.playingButton, QGst::StatePlaying);
group->addButton(m_ui.pausedButton, QGst::StatePaused);
group->addButton(m_ui.readyButton, QGst::StateReady);
group->addButton(m_ui.nullButton, QGst::StateNull);
connect(group, SIGNAL(buttonClicked(int)), SLOT(onButtonClicked(int)));
m_pipeline = QGst::Pipeline::create();
QGst::ElementPtr src = QGst::ElementFactory::make("videotestsrc");
m_sink = QGst::ElementFactory::make("qwidgetvideosink");
if (!src || !m_sink) {
throw std::runtime_error("Unable to initialize the required elements");
}
m_pipeline->add(src, m_sink);
src->link(m_sink);
//GValue of G_TYPE_POINTER can only be set as void* in the bindings
m_sink->setProperty<void*>("widget", m_ui.leftWidget);
}
void QWidgetVideoSinkTest::on_leftRadioButton_toggled(bool on)
{
m_sink->setProperty<void*>("widget", on ? m_ui.leftWidget : m_ui.rightWidget);
}
void QWidgetVideoSinkTest::onButtonClicked(int id)
{
QGst::State state = static_cast<QGst::State>(id);
m_pipeline->setState(state);
}
int main(int argc, char **argv)
{
QApplication app(argc, argv);
QGst::init(&argc, &argv);
QWidgetVideoSinkTest test;
test.show();
return app.exec();
}
#include "qwidgetvideosinktest.moc"
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