gstreamer/subprojects/gst-plugins-good/tests/examples/qt/qmlsink-multisink/videoitem/videoitem.h

67 lines
1.5 KiB
C++

#ifndef VIDEOITEM_H
#define VIDEOITEM_H
#include <QQuickItem>
struct VideoItemPrivate;
class VideoItem : public QQuickItem
{
Q_OBJECT
Q_PROPERTY(bool hasVideo READ hasVideo NOTIFY hasVideoChanged)
Q_PROPERTY(State state READ state NOTIFY stateChanged)
Q_PROPERTY(QString source READ source WRITE setSource NOTIFY sourceChanged)
Q_PROPERTY(QRect rect READ rect NOTIFY rectChanged)
Q_PROPERTY(QSize resolution READ resolution NOTIFY resolutionChanged)
public:
enum State {
STATE_VOID_PENDING = 0,
STATE_NULL = 1,
STATE_READY = 2,
STATE_PAUSED = 3,
STATE_PLAYING = 4
};
Q_ENUM(State);
explicit VideoItem(QQuickItem *parent = nullptr);
~VideoItem();
bool hasVideo() const;
QString source() const;
void setSource(const QString &source);
State state() const;
void setState(State state);
QRect rect() const;
QSize resolution() const;
Q_INVOKABLE void play();
Q_INVOKABLE void stop();
signals:
void hasVideoChanged(bool hasVideo);
void stateChanged(VideoItem::State state);
void sourceChanged(const QString &source);
void rectChanged(const QRect &rect);
void resolutionChanged(const QSize &resolution);
void errorOccurred(const QString &error);
protected:
void componentComplete() override;
void releaseResources() override;
private:
void updateRect();
void setRect(const QRect &rect);
void setResolution(const QSize &resolution);
private:
QSharedPointer<VideoItemPrivate> _priv;
};
#endif // VIDEOITEM_H