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Diffstat (limited to 'src/multimediawidgets/qgraphicsvideoitem_maemo6.cpp')
| -rw-r--r-- | src/multimediawidgets/qgraphicsvideoitem_maemo6.cpp | 497 |
1 files changed, 0 insertions, 497 deletions
diff --git a/src/multimediawidgets/qgraphicsvideoitem_maemo6.cpp b/src/multimediawidgets/qgraphicsvideoitem_maemo6.cpp deleted file mode 100644 index caedaeee1..000000000 --- a/src/multimediawidgets/qgraphicsvideoitem_maemo6.cpp +++ /dev/null @@ -1,497 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** 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 "qgraphicsvideoitem.h" - -#include <QtCore/qcoreevent.h> -#include <QtCore/qpointer.h> -#include <QtCore/qbasictimer.h> - -#include <QtWidgets/qgraphicsscene.h> - -#include <qmediaobject.h> -#include <qmediaservice.h> -#include <qpaintervideosurface_p.h> -#include <qeglimagetexturesurface_p.h> -#include <qvideorenderercontrol.h> - -#include <qvideosurfaceformat.h> - -#include <X11/Xlib.h> - -#if !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_1_CL) && !defined(QT_OPENGL_ES_1) -#include <QtOpenGL/qgl.h> -#endif - -//#define ENABLE_OVERLAY - -namespace -{ -//XInitThreads is necessary for gltexturesink element. -//To ensure it's called before main() it's better to link to -//libQtMultimedia.so directly, not when QML multimedia plugin is loaded. -class InitThreads -{ -public: - InitThreads() - { - XInitThreads(); - } -} _initThreads; -} - -Q_DECLARE_METATYPE(QVideoSurfaceFormat) - -QT_BEGIN_NAMESPACE - -class QGraphicsVideoItemPrivate -{ -public: - QGraphicsVideoItemPrivate() - : q_ptr(0) - , surface(0) - , mediaObject(0) - , service(0) - , rendererControl(0) - , aspectRatioMode(Qt::KeepAspectRatio) - , updatePaintDevice(true) - , rect(0.0, 0.0, 320, 240) - { - } - - QGraphicsVideoItem *q_ptr; - - QEglImageTextureSurface *surface; - QPointer<QMediaObject> mediaObject; - QMediaService *service; - QVideoRendererControl *rendererControl; - Qt::AspectRatioMode aspectRatioMode; - bool updatePaintDevice; - QRectF rect; - QRectF boundingRect; - QRectF sourceRect; - QSizeF nativeSize; - - void clearService(); - void updateRects(); - - void _q_present(); - void _q_formatChanged(const QVideoSurfaceFormat &format); - void _q_updateNativeSize(); - void _q_serviceDestroyed(); -}; - -void QGraphicsVideoItemPrivate::clearService() -{ - if (rendererControl) { - surface->stop(); - rendererControl->setSurface(0); - service->releaseControl(rendererControl); - rendererControl = 0; - } - if (service) { - QObject::disconnect(service, SIGNAL(destroyed()), q_ptr, SLOT(_q_serviceDestroyed())); - service = 0; - } -} - -void QGraphicsVideoItemPrivate::updateRects() -{ - q_ptr->prepareGeometryChange(); - - if (nativeSize.isEmpty()) { - //this is necessary for item to receive the - //first paint event and configure video surface. - boundingRect = rect; - } else if (aspectRatioMode == Qt::IgnoreAspectRatio) { - boundingRect = rect; - sourceRect = QRectF(0, 0, 1, 1); - } else if (aspectRatioMode == Qt::KeepAspectRatio) { - QSizeF size = nativeSize; - size.scale(rect.size(), Qt::KeepAspectRatio); - - boundingRect = QRectF(0, 0, size.width(), size.height()); - boundingRect.moveCenter(rect.center()); - - sourceRect = QRectF(0, 0, 1, 1); - } else if (aspectRatioMode == Qt::KeepAspectRatioByExpanding) { - boundingRect = rect; - - QSizeF size = rect.size(); - size.scale(nativeSize, Qt::KeepAspectRatio); - - sourceRect = QRectF( - 0, 0, size.width() / nativeSize.width(), size.height() / nativeSize.height()); - sourceRect.moveCenter(QPointF(0.5, 0.5)); - } -} - -void QGraphicsVideoItemPrivate::_q_present() -{ - if (q_ptr->isObscured()) { - q_ptr->update(boundingRect); - surface->setReady(true); - } else { - q_ptr->update(boundingRect); - } -} - -void QGraphicsVideoItemPrivate::_q_updateNativeSize() -{ - QSize size = surface->surfaceFormat().sizeHint(); - if (size.isEmpty()) - size = rendererControl->property("nativeSize").toSize(); - - if (nativeSize != size) { - nativeSize = size; - - updateRects(); - emit q_ptr->nativeSizeChanged(nativeSize); - } -} - -void QGraphicsVideoItemPrivate::_q_serviceDestroyed() -{ - rendererControl = 0; - service = 0; - - surface->stop(); -} - - -/* - \class QGraphicsVideoItem - - - \brief The QGraphicsVideoItem class provides a graphics item which display video produced by a QMediaObject. - - \inmodule QtMultimediaWidgets - \ingroup multimedia - - Attaching a QGraphicsVideoItem to a QMediaObject allows it to display - the video or image output of that media object. A QGraphicsVideoItem - is attached to a media object by passing a pointer to the QMediaObject - to the setMediaObject() function. - - \code - player = new QMediaPlayer(this); - - QGraphicsVideoItem *item = new QGraphicsVideoItem; - player->setVideoOutput(item); - graphicsView->scene()->addItem(item); - graphicsView->show(); - - player->setMedia(video); - player->play(); - \endcode - - \b {Note}: Only a single display output can be attached to a media - object at one time. - - \sa QMediaObject, QMediaPlayer, QVideoWidget -*/ - -/* - Constructs a graphics item that displays video. - - The \a parent is passed to QGraphicsItem. -*/ -QGraphicsVideoItem::QGraphicsVideoItem(QGraphicsItem *parent) - : QGraphicsObject(parent) - , d_ptr(new QGraphicsVideoItemPrivate) -{ - d_ptr->q_ptr = this; - d_ptr->surface = new QEglImageTextureSurface(this); - - qRegisterMetaType<QVideoSurfaceFormat>(); - - connect(d_ptr->surface, SIGNAL(frameChanged()), this, SLOT(_q_present())); - connect(d_ptr->surface, SIGNAL(surfaceFormatChanged(QVideoSurfaceFormat)), - this, SLOT(_q_updateNativeSize()), Qt::QueuedConnection); -} - -/* - Destroys a video graphics item. -*/ -QGraphicsVideoItem::~QGraphicsVideoItem() -{ - if (d_ptr->rendererControl) { - d_ptr->rendererControl->setSurface(0); - d_ptr->service->releaseControl(d_ptr->rendererControl); - } - - delete d_ptr->surface; - delete d_ptr; -} - -/* - \property QGraphicsVideoItem::mediaObject - \brief the media object which provides the video displayed by a graphics - item. -*/ - -QMediaObject *QGraphicsVideoItem::mediaObject() const -{ - return d_func()->mediaObject; -} - -/* - \internal -*/ -bool QGraphicsVideoItem::setMediaObject(QMediaObject *object) -{ - Q_D(QGraphicsVideoItem); - - if (object == d->mediaObject) - return true; - - d->clearService(); - - d->mediaObject = object; - - if (d->mediaObject) { - d->service = d->mediaObject->service(); - - if (d->service) { - QMediaControl *control = d->service->requestControl(QVideoRendererControl_iid); - if (control) { - d->rendererControl = qobject_cast<QVideoRendererControl *>(control); - - if (d->rendererControl) { - connect(d->rendererControl, SIGNAL(nativeSizeChanged()), - this, SLOT(_q_updateNativeSize()), Qt::QueuedConnection); - d->_q_updateNativeSize(); - //don't set the surface untill the item is painted - //at least once and the surface is configured - if (!d->updatePaintDevice) - d->rendererControl->setSurface(d->surface); - else - update(boundingRect()); - - connect(d->service, SIGNAL(destroyed()), this, SLOT(_q_serviceDestroyed())); - - return true; - } - if (control) - d->service->releaseControl(control); - } - } - } - - d->mediaObject = 0; - return false; -} - -/* - \property QGraphicsVideoItem::aspectRatioMode - \brief how a video is scaled to fit the graphics item's size. -*/ - -Qt::AspectRatioMode QGraphicsVideoItem::aspectRatioMode() const -{ - return d_func()->aspectRatioMode; -} - -void QGraphicsVideoItem::setAspectRatioMode(Qt::AspectRatioMode mode) -{ - Q_D(QGraphicsVideoItem); - - d->aspectRatioMode = mode; - d->updateRects(); -} - -/* - \property QGraphicsVideoItem::offset - \brief the video item's offset. - - QGraphicsVideoItem will draw video using the offset for its top left - corner. -*/ - -QPointF QGraphicsVideoItem::offset() const -{ - return d_func()->rect.topLeft(); -} - -void QGraphicsVideoItem::setOffset(const QPointF &offset) -{ - Q_D(QGraphicsVideoItem); - - d->rect.moveTo(offset); - d->updateRects(); -} - -/* - \property QGraphicsVideoItem::size - \brief the video item's size. - - QGraphicsVideoItem will draw video scaled to fit size according to its - fillMode. -*/ - -QSizeF QGraphicsVideoItem::size() const -{ - return d_func()->rect.size(); -} - -void QGraphicsVideoItem::setSize(const QSizeF &size) -{ - Q_D(QGraphicsVideoItem); - - d->rect.setSize(size.isValid() ? size : QSizeF(0, 0)); - d->updateRects(); -} - -/* - \property QGraphicsVideoItem::nativeSize - \brief the native size of the video. -*/ - -QSizeF QGraphicsVideoItem::nativeSize() const -{ - return d_func()->nativeSize; -} - -/* - \fn QGraphicsVideoItem::nativeSizeChanged(const QSizeF &size) - - Signals that the native \a size of the video has changed. -*/ - -/* - \reimp -*/ -QRectF QGraphicsVideoItem::boundingRect() const -{ - return d_func()->boundingRect; -} - -/* - \reimp -*/ -void QGraphicsVideoItem::paint( - QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) -{ - Q_D(QGraphicsVideoItem); - - Q_UNUSED(option); - Q_UNUSED(widget); - - if (d->surface && d->rendererControl && d->updatePaintDevice) { - d->updatePaintDevice = false; - - if (widget) - d->rendererControl->setProperty("winId", qulonglong(widget->winId())); - -#if !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_1_CL) && !defined(QT_OPENGL_ES_1) - if (widget) - connect(widget, SIGNAL(destroyed()), d->surface, SLOT(viewportDestroyed())); - - d->surface->setGLContext(const_cast<QGLContext *>(QGLContext::currentContext())); -#endif - if (d->rendererControl->surface() != d->surface) - d->rendererControl->setSurface(d->surface); - } - - - //overlay doesn't work reliably - - //check if the item is obscured: -#ifdef ENABLE_OVERLAY - if (!isObscured()) { - bool obscured = false; - - if (scene()) { - const auto items = scene()->items(mapToScene(boundingRect()), Qt::IntersectsItemBoundingRect); - for (QGraphicsItem *item : items) { - if (item->flags() & QGraphicsItem::ItemHasNoContents) - continue; - - if (item == this) - break; - - if (collidesWithItem(item)) { - obscured = true; - break; - } - } - } - - d->rendererControl->setProperty("overlayEnabled", !obscured); - } - - if (d->rendererControl->property("overlayEnabled").toBool()) { - QTransform transform = painter->combinedTransform(); - QRect overlayRect = transform.mapRect(d->boundingRect).toRect(); - - d->rendererControl->setProperty("overlayGeometry", overlayRect); - QMetaObject::invokeMethod(d->rendererControl, "repaintOverlay"); - - painter->fillRect(d->boundingRect, - d->rendererControl->property("colorKey").value<QColor>()); - } else -#endif //ENABLE_OVERLAY - { - if (d->surface && d->surface->isActive()) { - d->surface->paint(painter, d->boundingRect, d->sourceRect); - d->surface->setReady(true); - } - } -} - -/* - \reimp - - \internal -*/ -QVariant QGraphicsVideoItem::itemChange(GraphicsItemChange change, const QVariant &value) -{ - return QGraphicsItem::itemChange(change, value); -} - -/* - \internal -*/ -void QGraphicsVideoItem::timerEvent(QTimerEvent *event) -{ - QGraphicsObject::timerEvent(event); -} - -#include "moc_qgraphicsvideoitem.cpp" -QT_END_NAMESPACE |