--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/util/src/3rdparty/phonon/ds9/abstractvideorenderer.cpp Wed Mar 31 11:06:36 2010 +0300
@@ -0,0 +1,118 @@
+/* This file is part of the KDE project.
+
+Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+
+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 or 3 of the License.
+
+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 Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this library. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "abstractvideorenderer.h"
+
+#include <QtGui/QApplication>
+#include <QtGui/QDesktopWidget>
+
+QT_BEGIN_NAMESPACE
+
+#ifndef QT_NO_PHONON_VIDEO
+
+namespace Phonon
+{
+ namespace DS9
+ {
+
+ AbstractVideoRenderer::AbstractVideoRenderer() :
+ m_dstX(0), m_dstY(0), m_dstWidth(0), m_dstHeight(0),
+ m_active(false)
+ {
+ }
+
+ AbstractVideoRenderer::~AbstractVideoRenderer()
+ {
+ }
+
+ Filter AbstractVideoRenderer::getFilter() const
+ {
+ return m_filter;
+ }
+
+ QSize AbstractVideoRenderer::sizeHint() const
+ {
+ QSize s = videoSize();
+ if (s.isNull()) {
+ s = QSize(640, 480).boundedTo( QApplication::desktop()->availableGeometry().size() );
+ }
+ return s;
+ }
+
+ void AbstractVideoRenderer::setActive(bool b)
+ {
+ m_active = b;
+ }
+
+ bool AbstractVideoRenderer::isActive() const
+ {
+ return m_active;
+ }
+
+ void AbstractVideoRenderer::internalNotifyResize(const QSize &size, const QSize &videoSize,
+ Phonon::VideoWidget::AspectRatio aspectRatio, Phonon::VideoWidget::ScaleMode scaleMode)
+ {
+ //update the video rects
+ qreal ratio = -1.;
+ const int videoWidth = videoSize.width(),
+ videoHeight = videoSize.height();
+
+ switch(aspectRatio)
+ {
+ case Phonon::VideoWidget::AspectRatioAuto:
+ {
+ //preserve the aspect ratio of the video
+ ratio = qreal(videoWidth) / qreal(videoHeight);
+ }
+ break;
+ case Phonon::VideoWidget::AspectRatio4_3:
+ ratio = qreal(4. / 3.);
+ break;
+ case Phonon::VideoWidget::AspectRatio16_9:
+ ratio = qreal(16. / 9.);
+ break;
+ case Phonon::VideoWidget::AspectRatioWidget:
+ default:
+ break;
+ }
+
+ const qreal realWidth = size.width(),
+ realHeight = size.height();
+
+ //reinitialization
+ m_dstWidth = size.width();
+ m_dstHeight = size.height();
+ m_dstX = m_dstY = 0;
+
+ if (ratio > 0) {
+ if ((realWidth / realHeight > ratio && scaleMode == Phonon::VideoWidget::FitInView)
+ || (realWidth / realHeight < ratio && scaleMode == Phonon::VideoWidget::ScaleAndCrop)) {
+ //the height is correct, let's change the width
+ m_dstWidth = qRound(realHeight * ratio);
+ m_dstX = qRound((realWidth - realHeight * ratio) / 2.);
+ } else {
+ m_dstHeight = qRound(realWidth / ratio);
+ m_dstY = qRound((realHeight - realWidth / ratio) / 2.);
+ }
+ }
+ }
+ }
+}
+
+#endif //QT_NO_PHONON_EFFECT
+
+QT_END_NAMESPACE