gstreamer/subprojects/gst-plugins-base/tests/examples/gl/qt/qglwidgetvideooverlay/qglrenderer.cpp

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/*
* GStreamer
* Copyright (C) 2008-2009 Julien Isorce <julien.isorce@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "qglrenderer.h"
QGLRenderer::QGLRenderer(const QString videoLocation, QWidget *parent)
: QGLWidget(parent),
m_gt(winId(), videoLocation)
{
setAttribute(Qt::WA_NoSystemBackground);
setVisible(false);
move(20, 10);
resize(640, 480);
QObject::connect(&m_gt, SIGNAL(finished()), this, SLOT(close()));
QObject::connect(this, SIGNAL(exposeRequested()), &m_gt, SLOT(exposeRequested()));
QObject::connect(this, SIGNAL(closeRequested()), &m_gt, SLOT(stop()), Qt::DirectConnection);
QObject::connect(&m_gt, SIGNAL(showRequested()), this, SLOT(show()));
m_gt.start();
}
QGLRenderer::~QGLRenderer()
{
}
void QGLRenderer::paintEvent(QPaintEvent* event)
{
emit exposeRequested();
}
void QGLRenderer::closeEvent(QCloseEvent* event)
{
emit closeRequested();
m_gt.wait();
}