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VideoFrameGrabber.h
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VideoFrameGrabber.h
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#ifndef VIDEOFRAMEGRABBER_H
#define VIDEOFRAMEGRABBER_H
#include <QAbstractVideoSurface>
#include <QtWidgets>
class VideoFrameGrabber : public QAbstractVideoSurface
{
Q_OBJECT
public:
VideoFrameGrabber(QWidget *widget, QObject *parent = 0);
QList<QVideoFrame::PixelFormat> supportedPixelFormats(
QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
bool isFormatSupported(const QVideoSurfaceFormat &format) const;
bool start(const QVideoSurfaceFormat &format);
void stop();
bool present(const QVideoFrame &frame);
QRect videoRect() const { return targetRect; }
void updateVideoRect();
void paint(QPainter *painter);
private:
QWidget *widget;
QImage::Format imageFormat;
QRect targetRect;
QSize imageSize;
QRect sourceRect;
QVideoFrame currentFrame;
signals:
void frameAvailable(QImage frame);
};
#endif //VIDEOFRAMEGRABBER_H