diff options
author | Dmytro Poplavskiy <dmytro.poplavskiy@nokia.com> | 2011-08-08 15:57:32 +1000 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2011-08-11 08:14:24 +0200 |
commit | abee3a6548e84a1df91590c26718d43bb846dc0b (patch) | |
tree | 67655a6ca4e12fa16ee81106d5195f6eb7737c5a /src/imports/multimedia/qdeclarativevideooutput_p.h | |
parent | e70ebfd2ed8d522478f04ab823b527b48ed24671 (diff) |
Initial implementation of QML2 VideoOutput element
Change-Id: I5ed00433fe5e993086ae1698b7344c8d60a5f0f6
Reviewed-on: http://codereview.qt.nokia.com/2727
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Gunnar Sletta <gunnar.sletta@nokia.com>
Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
Diffstat (limited to 'src/imports/multimedia/qdeclarativevideooutput_p.h')
-rw-r--r-- | src/imports/multimedia/qdeclarativevideooutput_p.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/imports/multimedia/qdeclarativevideooutput_p.h b/src/imports/multimedia/qdeclarativevideooutput_p.h new file mode 100644 index 000000000..3fbeb0fb7 --- /dev/null +++ b/src/imports/multimedia/qdeclarativevideooutput_p.h @@ -0,0 +1,115 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QDECLARATIVEVIDEOOUTPUT_P_H +#define QDECLARATIVEVIDEOOUTPUT_P_H + +#include <qsgitem.h> + +#include <QtMultimediaKit/qvideoframe.h> +#include <QtMultimediaKit/qmediaobject.h> + +#include <QtCore/qsharedpointer.h> + +#include "qsgvideonode_p.h" + +class QSGVideoItemSurface; +class QVideoRendererControl; +class QMediaService; +class QVideoSurfaceFormat; + +class QDeclarativeVideoOutput : public QSGItem +{ + Q_OBJECT + Q_DISABLE_COPY(QDeclarativeVideoOutput) + Q_PROPERTY(QObject* source READ source WRITE setSource NOTIFY sourceChanged) + Q_PROPERTY(FillMode fillMode READ fillMode WRITE setFillMode NOTIFY fillModeChanged) + Q_ENUMS(FillMode) + +public: + enum FillMode + { + Stretch = Qt::IgnoreAspectRatio, + PreserveAspectFit = Qt::KeepAspectRatio, + PreserveAspectCrop = Qt::KeepAspectRatioByExpanding + }; + + QDeclarativeVideoOutput(QSGItem *parent = 0); + ~QDeclarativeVideoOutput(); + + QObject *source() const { return m_source.data(); } + void setSource(QObject *source); + + FillMode fillMode() const; + void setFillMode(FillMode mode); + +Q_SIGNALS: + void sourceChanged(); + void fillModeChanged(QDeclarativeVideoOutput::FillMode); + +protected: + QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *); + +private Q_SLOTS: + void _q_updateMediaObject(); + void _q_updateNativeSize(const QVideoSurfaceFormat&); + void _q_updateGeometry(); + +private: + void present(const QVideoFrame &frame); + + friend class QSGVideoItemSurface; + + QWeakPointer<QObject> m_source; + QWeakPointer<QMediaObject> m_mediaObject; + QWeakPointer<QMediaService> m_service; + QWeakPointer<QVideoRendererControl> m_rendererControl; + + QList<QSGVideoNodeFactory*> m_videoNodeFactories; + QSGVideoItemSurface *m_surface; + QVideoFrame m_frame; + FillMode m_fillMode; + QSize m_nativeSize; + QRectF m_boundingRect; + QRectF m_sourceRect; +}; + +#endif // QDECLARATIVEVIDEOOUTPUT_H |