gstreamer/subprojects/gst-plugins-good/ext/qt/qtwindow.h
Matthias Fuchs 10fee807b9 qmlglsrc: Fix deadlock when stopping
This fix makes sure that streaming thread stops waiting when the
qmlglsrc element transitions from playing to paused.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3619>
2022-12-22 01:57:36 +00:00

70 lines
2.3 KiB
C++

/*
* GStreamer
* Copyright (C) 2016 Freescale Semiconductor, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __QT_WINDOW_H__
#define __QT_WINDOW_H__
#include <gst/gst.h>
#include <gst/gl/gl.h>
#include "gstqtgl.h"
#include <QtQuick/QQuickWindow>
#include <QtGui/QOpenGLContext>
#include <QtGui/QOpenGLFunctions>
typedef struct _QtGLWindowPrivate QtGLWindowPrivate;
class QtGLWindow : public QQuickWindow, protected QOpenGLFunctions
{
Q_OBJECT
public:
QtGLWindow (QWindow * parent = NULL, QQuickWindow *source = NULL);
~QtGLWindow ();
bool getGeometry (int * width, int * height);
/* private for C interface ... */
QtGLWindowPrivate *priv;
private Q_SLOTS:
void beforeRendering ();
void afterRendering ();
void onSceneGraphInitialized ();
void onSceneGraphInvalidated ();
void aboutToQuit();
private:
QQuickWindow * source;
QScopedPointer<QOpenGLFramebufferObject> fbo;
};
extern "C"
{
gboolean qt_window_set_buffer (QtGLWindow * qt_window, GstBuffer * buffer);
gboolean qt_window_set_caps (QtGLWindow * qt_window, GstCaps * caps);
GstGLContext * qt_window_get_qt_context (QtGLWindow * qt_window);
GstGLContext * qt_window_get_context (QtGLWindow * qt_window);
gboolean qt_window_set_context (QtGLWindow * qt_window, GstGLContext * context);
GstGLDisplay * qt_window_get_display (QtGLWindow * qt_window);
gboolean qt_window_is_scenegraph_initialized (QtGLWindow * qt_window);
void qt_window_use_default_fbo (QtGLWindow * qt_window, gboolean useDefaultFbo);
void qt_window_stop(QtGLWindow* qt_window);
}
#endif /* __QT_WINDOW_H__ */