| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 Research In Motion |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qdeclarativevideooutput_window_p.h" |
| #include "qdeclarativevideooutput_p.h" |
| #include <QtQuick/qquickwindow.h> |
| #include <QtMultimedia/qmediaservice.h> |
| #include <QtMultimedia/qvideowindowcontrol.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QDeclarativeVideoWindowBackend::QDeclarativeVideoWindowBackend(QDeclarativeVideoOutput *parent) |
| : QDeclarativeVideoBackend(parent), |
| m_visible(true) |
| { |
| } |
| |
| QDeclarativeVideoWindowBackend::~QDeclarativeVideoWindowBackend() |
| { |
| releaseSource(); |
| releaseControl(); |
| } |
| |
| bool QDeclarativeVideoWindowBackend::init(QMediaService *service) |
| { |
| if (QMediaControl *control = service->requestControl(QVideoWindowControl_iid)) { |
| if ((m_videoWindowControl = qobject_cast<QVideoWindowControl *>(control))) { |
| if (q->window()) |
| m_videoWindowControl->setWinId(q->window()->winId()); |
| m_service = service; |
| QObject::connect(m_videoWindowControl.data(), SIGNAL(nativeSizeChanged()), |
| q, SLOT(_q_updateNativeSize())); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void QDeclarativeVideoWindowBackend::itemChange(QQuickItem::ItemChange change, |
| const QQuickItem::ItemChangeData &changeData) |
| { |
| if (!m_videoWindowControl) |
| return; |
| |
| switch (change) { |
| case QQuickItem::ItemVisibleHasChanged: |
| m_visible = changeData.boolValue; |
| updateGeometry(); |
| break; |
| case QQuickItem::ItemSceneChange: |
| if (changeData.window) |
| m_videoWindowControl->setWinId(changeData.window->winId()); |
| else |
| m_videoWindowControl->setWinId(0); |
| break; |
| default: break; |
| } |
| } |
| |
| void QDeclarativeVideoWindowBackend::releaseSource() |
| { |
| } |
| |
| void QDeclarativeVideoWindowBackend::releaseControl() |
| { |
| if (m_videoWindowControl) { |
| m_videoWindowControl->setWinId(0); |
| if (m_service) |
| m_service->releaseControl(m_videoWindowControl); |
| m_videoWindowControl = 0; |
| } |
| } |
| |
| QSize QDeclarativeVideoWindowBackend::nativeSize() const |
| { |
| return m_videoWindowControl->nativeSize(); |
| } |
| |
| void QDeclarativeVideoWindowBackend::updateGeometry() |
| { |
| switch (q->fillMode()) { |
| case QDeclarativeVideoOutput::PreserveAspectFit: |
| m_videoWindowControl->setAspectRatioMode(Qt::KeepAspectRatio); break; |
| case QDeclarativeVideoOutput::PreserveAspectCrop: |
| m_videoWindowControl->setAspectRatioMode(Qt::KeepAspectRatioByExpanding); break; |
| case QDeclarativeVideoOutput::Stretch: |
| m_videoWindowControl->setAspectRatioMode(Qt::IgnoreAspectRatio); break; |
| }; |
| |
| const QRectF canvasRect = q->mapRectToScene(QRectF(0, 0, q->width(), q->height())); |
| m_videoWindowControl->setDisplayRect(m_visible ? canvasRect.toAlignedRect() : QRect()); |
| } |
| |
| QSGNode *QDeclarativeVideoWindowBackend::updatePaintNode(QSGNode *oldNode, |
| QQuickItem::UpdatePaintNodeData *data) |
| { |
| Q_UNUSED(oldNode); |
| Q_UNUSED(data); |
| m_videoWindowControl->repaint(); |
| return 0; |
| } |
| |
| QAbstractVideoSurface *QDeclarativeVideoWindowBackend::videoSurface() const |
| { |
| return 0; |
| } |
| |
| QRectF QDeclarativeVideoWindowBackend::adjustedViewport() const |
| { |
| // No viewport supported by QVideoWindowControl, so make the viewport the same size |
| // as the source |
| return QRectF(QPointF(0, 0), nativeSize()); |
| } |
| |
| QT_END_NAMESPACE |