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39
40#ifndef QSGVIDEONODE_P_H
41#define QSGVIDEONODE_P_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 <QtQuick/qsgnode.h>
55#include <private/qtmultimediaquickdefs_p.h>
56
57#include <QtMultimedia/qvideoframe.h>
58#include <QtMultimedia/qvideosurfaceformat.h>
59#include <QtGui/qopenglfunctions.h>
60
61QT_BEGIN_NAMESPACE
62
63class Q_MULTIMEDIAQUICK_EXPORT QSGVideoNode : public QSGGeometryNode
64{
65public:
66 enum FrameFlag {
67 FrameFiltered = 0x01
68 };
69 Q_DECLARE_FLAGS(FrameFlags, FrameFlag)
70
71 QSGVideoNode();
72
73 virtual void setCurrentFrame(const QVideoFrame &frame, FrameFlags flags) = 0;
74 virtual QVideoFrame::PixelFormat pixelFormat() const = 0;
75 virtual QAbstractVideoBuffer::HandleType handleType() const = 0;
76
77 void setTexturedRectGeometry(const QRectF &boundingRect, const QRectF &textureRect, int orientation);
78
79private:
80 QRectF m_rect;
81 QRectF m_textureRect;
82 int m_orientation;
83};
84
85Q_DECLARE_OPERATORS_FOR_FLAGS(QSGVideoNode::FrameFlags)
86
87class Q_MULTIMEDIAQUICK_EXPORT QSGVideoNodeFactoryInterface
88{
89public:
90 virtual ~QSGVideoNodeFactoryInterface();
91
92 virtual QList<QVideoFrame::PixelFormat> supportedPixelFormats(QAbstractVideoBuffer::HandleType handleType) const = 0;
93 virtual QSGVideoNode *createNode(const QVideoSurfaceFormat &format) = 0;
94};
95
96#define QSGVideoNodeFactoryInterface_iid "org.qt-project.qt.sgvideonodefactory/5.2"
97Q_DECLARE_INTERFACE(QSGVideoNodeFactoryInterface, QSGVideoNodeFactoryInterface_iid)
98
99class Q_MULTIMEDIAQUICK_EXPORT QSGVideoNodeFactoryPlugin : public QObject, public QSGVideoNodeFactoryInterface
100{
101 Q_OBJECT
102 Q_INTERFACES(QSGVideoNodeFactoryInterface)
103public:
104 QList<QVideoFrame::PixelFormat> supportedPixelFormats(QAbstractVideoBuffer::HandleType handleType) const override = 0;
105 QSGVideoNode *createNode(const QVideoSurfaceFormat &format) override = 0;
106};
107
108QT_END_NAMESPACE
109
110#endif // QSGVIDEONODE_H
111

source code of qtmultimedia/src/qtmultimediaquicktools/qsgvideonode_p.h