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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company 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 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;
sink->videoSizeChanged();
}
virtual void setVideoFrame(const QVideoFrame &frame) {
setNativeSize(frame.size());
if (frame == m_currentVideoFrame)
return;
m_currentVideoFrame = frame;
m_currentVideoFrame.setSubtitleText(subtitleText());
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;
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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