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50
51#ifndef VIDEOWIDGETSURFACE_H
52#define VIDEOWIDGETSURFACE_H
53
54#include <QAbstractVideoSurface>
55#include <QImage>
56#include <QRect>
57#include <QVideoFrame>
58
59//! [0]
60class VideoWidgetSurface : public QAbstractVideoSurface
61{
62 Q_OBJECT
63
64public:
65 VideoWidgetSurface(QWidget *widget, QObject *parent = 0);
66
67 QList<QVideoFrame::PixelFormat> supportedPixelFormats(
68 QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const override;
69 bool isFormatSupported(const QVideoSurfaceFormat &format) const override;
70
71 bool start(const QVideoSurfaceFormat &format) override;
72 void stop() override;
73
74 bool present(const QVideoFrame &frame) override;
75
76 QRect videoRect() const { return targetRect; }
77 void updateVideoRect();
78
79 void paint(QPainter *painter);
80
81private:
82 QWidget *widget;
83 QImage::Format imageFormat;
84 QRect targetRect;
85 QSize imageSize;
86 QRect sourceRect;
87 QVideoFrame currentFrame;
88};
89//! [0]
90
91#endif
92

source code of qtmultimedia/examples/multimediawidgets/customvideosurface/customvideowidget/videowidgetsurface.h