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Diffstat (limited to 'src/gsttools/qgstreamermirtexturerenderer_p.h')
| -rw-r--r-- | src/gsttools/qgstreamermirtexturerenderer_p.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/gsttools/qgstreamermirtexturerenderer_p.h b/src/gsttools/qgstreamermirtexturerenderer_p.h new file mode 100644 index 000000000..62150f7e1 --- /dev/null +++ b/src/gsttools/qgstreamermirtexturerenderer_p.h @@ -0,0 +1,119 @@ +/**************************************************************************** +** +** Copyright (C) 2016 Canonical 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGSTREAMERMIRTEXTURERENDERER_H +#define QGSTREAMERMIRTEXTURERENDERER_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <qmediaplayer.h> +#include <qvideorenderercontrol.h> +#include <private/qvideosurfacegstsink_p.h> +#include <qabstractvideosurface.h> + +#include "qgstreamervideorendererinterface_p.h" + +QT_BEGIN_NAMESPACE + +class QGstreamerMirTextureBuffer; +class QGstreamerPlayerSession; +class QGLContext; +class QOpenGLContext; +class QSurfaceFormat; + +class QGstreamerMirTextureRenderer : public QVideoRendererControl, public QGstreamerVideoRendererInterface +{ + Q_OBJECT + Q_INTERFACES(QGstreamerVideoRendererInterface) +public: + QGstreamerMirTextureRenderer(QObject *parent = 0, const QGstreamerPlayerSession *playerSession = 0); + virtual ~QGstreamerMirTextureRenderer(); + + QAbstractVideoSurface *surface() const; + void setSurface(QAbstractVideoSurface *surface); + + void setPlayerSession(const QGstreamerPlayerSession *playerSession); + + GstElement *videoSink(); + + void stopRenderer(); + bool isReady() const { return m_surface != 0; } + +signals: + void sinkChanged(); + void readyChanged(bool); + void nativeSizeChanged(); + +private slots: + void handleFormatChange(); + void updateNativeVideoSize(); + void handleFocusWindowChanged(QWindow *window); + void renderFrame(); + +private: + QWindow *createOffscreenWindow(const QSurfaceFormat &format); + static void handleFrameReady(gpointer userData); + static GstPadProbeReturn padBufferProbe(GstPad *pad, GstPadProbeInfo *info, gpointer userData); + + GstElement *m_videoSink; + QPointer<QAbstractVideoSurface> m_surface; + QPointer<QAbstractVideoSurface> m_glSurface; + QGLContext *m_context; + QOpenGLContext *m_glContext; + unsigned int m_textureId; + QWindow *m_offscreenSurface; + QGstreamerPlayerSession *m_playerSession; + QGstreamerMirTextureBuffer *m_textureBuffer; + QSize m_nativeSize; + + QMutex m_mutex; +}; + +QT_END_NAMESPACE + +#endif // QGSTREAMERMIRTEXTURERENDRER_H |