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39
40#ifndef QGSTREAMERVIDEOWINDOW_H
41#define QGSTREAMERVIDEOWINDOW_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <private/qgsttools_global_p.h>
55#include <qvideowindowcontrol.h>
56
57#include "qgstreamervideorendererinterface_p.h"
58#include <private/qgstreamerbushelper_p.h>
59#include <private/qgstreamervideooverlay_p.h>
60#include <QtGui/qcolor.h>
61
62QT_BEGIN_NAMESPACE
63class QAbstractVideoSurface;
64
65class Q_GSTTOOLS_EXPORT QGstreamerVideoWindow :
66 public QVideoWindowControl,
67 public QGstreamerVideoRendererInterface,
68 public QGstreamerSyncMessageFilter,
69 public QGstreamerBusMessageFilter
70{
71 Q_OBJECT
72 Q_INTERFACES(QGstreamerVideoRendererInterface QGstreamerSyncMessageFilter QGstreamerBusMessageFilter)
73public:
74 explicit QGstreamerVideoWindow(QObject *parent = 0, const QByteArray &elementName = QByteArray());
75 ~QGstreamerVideoWindow();
76
77 WId winId() const override;
78 void setWinId(WId id) override;
79
80 QRect displayRect() const override;
81 void setDisplayRect(const QRect &rect) override;
82
83 bool isFullScreen() const override;
84 void setFullScreen(bool fullScreen) override;
85
86 QSize nativeSize() const override;
87
88 Qt::AspectRatioMode aspectRatioMode() const override;
89 void setAspectRatioMode(Qt::AspectRatioMode mode) override;
90
91 void repaint() override;
92
93 int brightness() const override;
94 void setBrightness(int brightness) override;
95
96 int contrast() const override;
97 void setContrast(int contrast) override;
98
99 int hue() const override;
100 void setHue(int hue) override;
101
102 int saturation() const override;
103 void setSaturation(int saturation) override;
104
105 QAbstractVideoSurface *surface() const;
106
107 GstElement *videoSink() override;
108
109 bool processSyncMessage(const QGstreamerMessage &message) override;
110 bool processBusMessage(const QGstreamerMessage &message) override;
111 bool isReady() const override { return m_windowId != 0; }
112
113signals:
114 void sinkChanged();
115 void readyChanged(bool);
116
117private:
118 QGstreamerVideoOverlay m_videoOverlay;
119 WId m_windowId = 0;
120 QRect m_displayRect;
121 bool m_fullScreen = false;
122 mutable QColor m_colorKey = QColor::Invalid;
123};
124
125QT_END_NAMESPACE
126
127#endif
128

source code of qtmultimedia/src/gsttools/qgstreamervideowindow_p.h