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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QGSTREAMERVIDEOOUTPUT_P_H
#define QGSTREAMERVIDEOOUTPUT_P_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 <QtCore/qobject.h>
#include <private/qtmultimediaglobal_p.h>
#include <private/qmultimediautils_p.h>
#include <common/qgst_p.h>
#include <common/qgstpipeline_p.h>
#include <common/qgstreamervideosink_p.h>
#include <qwaitcondition.h>
#include <qmutex.h>
#include <qpointer.h>
QT_BEGIN_NAMESPACE
class QVideoSink;
class QGstreamerVideoOutput : public QObject
{
Q_OBJECT
public:
static QMaybe<QGstreamerVideoOutput *> create(QObject *parent = nullptr);
~QGstreamerVideoOutput();
void setVideoSink(QVideoSink *sink);
QGstreamerVideoSink *gstreamerVideoSink() const { return m_videoSink; }
void setPipeline(const QGstPipeline &pipeline);
QGstElement gstElement() const { return gstVideoOutput; }
void linkSubtitleStream(QGstElement subtitleSrc);
void unlinkSubtitleStream();
void setIsPreview();
void flushSubtitles();
void setNativeSize(QSize);
void setRotation(QtVideo::Rotation);
private:
QGstreamerVideoOutput(QGstElement videoConvert, QGstElement videoScale, QObject *parent);
void doLinkSubtitleStream();
void updateNativeSize();
QPointer<QGstreamerVideoSink> m_videoSink;
// Gst elements
QGstPipeline gstPipeline;
QGstBin gstVideoOutput;
QGstElement videoQueue;
QGstElement videoConvert;
QGstElement videoScale;
QGstElement videoSink;
QGstElement subtitleSrc;
QGstElement subtitleSink;
QSize nativeSize;
QtVideo::Rotation rotation{};
};
QT_END_NAMESPACE
#endif
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