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128 lines
3.6 KiB
C
128 lines
3.6 KiB
C
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/*
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* GStreamer
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* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __QT6_GL_ITEM_H__
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#define __QT6_GL_ITEM_H__
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#include <gst/gst.h>
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#include <gst/gl/gl.h>
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#include "gstqt6gl.h"
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#include <QtCore/QMutex>
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#include <QtQuick/QQuickItem>
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#include <QtGui/QOpenGLContext>
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#include <QtGui/QOpenGLFunctions>
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typedef struct _Qt6GLVideoItemPrivate Qt6GLVideoItemPrivate;
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class Qt6GLVideoItem;
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class Qt6GLVideoItemInterface : public QObject
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{
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Q_OBJECT
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QML_ELEMENT
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public:
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Qt6GLVideoItemInterface (Qt6GLVideoItem *w) : qt_item (w), lock() {};
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void invalidateRef();
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void setSink (GstElement * sink);
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void setBuffer (GstBuffer * buffer);
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gboolean setCaps (GstCaps *caps);
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gboolean initWinSys ();
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GstGLContext *getQtContext();
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GstGLContext *getContext();
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GstGLDisplay *getDisplay();
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Qt6GLVideoItem *videoItem () { return qt_item; };
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void setDAR(gint, gint);
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void getDAR(gint *, gint *);
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void setForceAspectRatio(bool);
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bool getForceAspectRatio();
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private:
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Qt6GLVideoItem *qt_item;
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QMutex lock;
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};
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class Qt6GLVideoItem : public QQuickItem, protected QOpenGLFunctions
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{
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Q_OBJECT
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QML_ELEMENT
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Q_PROPERTY(bool itemInitialized
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READ itemInitialized
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NOTIFY itemInitializedChanged)
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Q_PROPERTY(bool forceAspectRatio
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READ getForceAspectRatio
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WRITE setForceAspectRatio
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NOTIFY forceAspectRatioChanged)
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public:
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Qt6GLVideoItem();
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~Qt6GLVideoItem();
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void setDAR(gint, gint);
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void getDAR(gint *, gint *);
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void setForceAspectRatio(bool);
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bool getForceAspectRatio();
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bool itemInitialized();
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QSharedPointer<Qt6GLVideoItemInterface> getInterface() { return proxy; };
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/* private for C interface ... */
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Qt6GLVideoItemPrivate *priv;
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Q_SIGNALS:
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void itemInitializedChanged();
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void forceAspectRatioChanged(bool);
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private Q_SLOTS:
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void handleWindowChanged(QQuickWindow * win);
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void onSceneGraphInitialized();
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void onSceneGraphInvalidated();
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protected:
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QSGNode * updatePaintNode (QSGNode * oldNode, UpdatePaintNodeData * updatePaintNodeData) override;
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void releaseResources() override;
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void wheelEvent(QWheelEvent *) override;
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void hoverEnterEvent(QHoverEvent *) override;
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void hoverLeaveEvent (QHoverEvent *) override;
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void hoverMoveEvent (QHoverEvent *) override;
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void mousePressEvent(QMouseEvent*) override;
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void mouseReleaseEvent(QMouseEvent*) override;
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void touchEvent(QTouchEvent*) override;
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private:
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void setViewportSize(const QSize &size);
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void shareContext();
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void fitStreamToAllocatedSize(GstVideoRectangle * result);
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QPointF mapPointToStreamSize(QPointF);
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void sendMouseEvent(QMouseEvent * event, gboolean is_press);
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quint32 mousePressedButton;
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bool mouseHovering;
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QSharedPointer<Qt6GLVideoItemInterface> proxy;
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};
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#endif /* __QT_GL_ITEM_H__ */
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