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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 QPLATFORMVIDEOSINK_H
#define QPLATFORMVIDEOSINK_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 <QtMultimedia/qtmultimediaglobal.h>
#include <QtCore/qobject.h>
#include <QtCore/qrect.h>
#include <QtCore/qsize.h>
#include <QtCore/qmutex.h>
#include <QtGui/qwindowdefs.h>
#include <qvideosink.h>
#include <qvideoframe.h>
#include <qdebug.h>
#include <private/qglobal_p.h>
QT_BEGIN_NAMESPACE
// Required for QDoc workaround
class QString;
class Q_MULTIMEDIA_EXPORT QPlatformVideoSink : public QObject
{
Q_OBJECT
public:
virtual void setRhi(QRhi * /*rhi*/) {}
virtual void setWinId(WId) {}
virtual void setDisplayRect(const QRect &) {};
virtual void setFullScreen(bool) {}
virtual void setAspectRatioMode(Qt::AspectRatioMode) {}
QSize nativeSize() const
{
QMutexLocker locker(&mutex);
return m_nativeSize;
}
virtual void setBrightness(float /*brightness*/) {}
virtual void setContrast(float /*contrast*/) {}
virtual void setHue(float /*hue*/) {}
virtual void setSaturation(float /*saturation*/) {}
QVideoSink *videoSink() { return sink; }
void setNativeSize(QSize s) {
QMutexLocker locker(&mutex);
if (m_nativeSize == s)
return;
m_nativeSize = s;
emit sink->videoSizeChanged();
}
virtual void setVideoFrame(const QVideoFrame &frame) {
setNativeSize(frame.size());
if (frame == m_currentVideoFrame)
return;
m_currentVideoFrame = frame;
m_currentVideoFrame.setSubtitleText(subtitleText());
emit sink->videoFrameChanged(m_currentVideoFrame);
}
QVideoFrame currentVideoFrame() const { return m_currentVideoFrame; }
void setSubtitleText(const QString &subtitleText)
{
QMutexLocker locker(&mutex);
if (m_subtitleText == subtitleText)
return;
m_subtitleText = subtitleText;
emit sink->subtitleTextChanged(subtitleText);
}
QString subtitleText() const
{
QMutexLocker locker(&mutex);
return m_subtitleText;
}
protected:
explicit QPlatformVideoSink(QVideoSink *parent);
QVideoSink *sink = nullptr;
mutable QMutex mutex;
private:
QSize m_nativeSize;
QString m_subtitleText;
QVideoFrame m_currentVideoFrame;
};
QT_END_NAMESPACE
#endif
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