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| |
| #ifndef QVIDEOWIDGET_P_H |
| #define QVIDEOWIDGET_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <qtmultimediawidgetdefs.h> |
| #include "qvideowidget.h" |
| |
| #ifndef QT_NO_OPENGL |
| #include <QGLWidget> |
| #endif |
| |
| #include "qpaintervideosurface_p.h" |
| |
| #include <QtCore/qpointer.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| class QMediaService; |
| |
| class QVideoWidgetControlInterface |
| { |
| public: |
| virtual ~QVideoWidgetControlInterface() {} |
| |
| virtual void setBrightness(int brightness) = 0; |
| virtual void setContrast(int contrast) = 0; |
| virtual void setHue(int hue) = 0; |
| virtual void setSaturation(int saturation) = 0; |
| |
| virtual void setFullScreen(bool fullScreen) = 0; |
| |
| virtual Qt::AspectRatioMode aspectRatioMode() const = 0; |
| virtual void setAspectRatioMode(Qt::AspectRatioMode mode) = 0; |
| }; |
| |
| class QVideoWidgetBackend : public QObject, public QVideoWidgetControlInterface |
| { |
| Q_OBJECT |
| public: |
| virtual QSize sizeHint() const = 0; |
| |
| virtual void showEvent() = 0; |
| virtual void hideEvent(QHideEvent *event) = 0; |
| virtual void resizeEvent(QResizeEvent *event) = 0; |
| virtual void moveEvent(QMoveEvent *event) = 0; |
| virtual void paintEvent(QPaintEvent *event) = 0; |
| }; |
| |
| class QVideoWidgetControl; |
| |
| class QVideoWidgetControlBackend : public QObject, public QVideoWidgetControlInterface |
| { |
| Q_OBJECT |
| public: |
| QVideoWidgetControlBackend(QMediaService *service, QVideoWidgetControl *control, QWidget *widget); |
| |
| void releaseControl(); |
| |
| void setBrightness(int brightness) override; |
| void setContrast(int contrast) override; |
| void setHue(int hue) override; |
| void setSaturation(int saturation) override; |
| |
| void setFullScreen(bool fullScreen) override; |
| |
| Qt::AspectRatioMode aspectRatioMode() const override; |
| void setAspectRatioMode(Qt::AspectRatioMode mode) override; |
| |
| private: |
| QMediaService *m_service; |
| QVideoWidgetControl *m_widgetControl; |
| }; |
| |
| |
| class QVideoRendererControl; |
| |
| class QRendererVideoWidgetBackend : public QVideoWidgetBackend |
| { |
| Q_OBJECT |
| public: |
| QRendererVideoWidgetBackend(QMediaService *service, QVideoRendererControl *control, QWidget *widget); |
| ~QRendererVideoWidgetBackend(); |
| |
| void releaseControl(); |
| void clearSurface(); |
| |
| void setBrightness(int brightness) override; |
| void setContrast(int contrast) override; |
| void setHue(int hue) override; |
| void setSaturation(int saturation) override; |
| |
| void setFullScreen(bool fullScreen) override; |
| |
| Qt::AspectRatioMode aspectRatioMode() const override; |
| void setAspectRatioMode(Qt::AspectRatioMode mode) override; |
| |
| QSize sizeHint() const override; |
| |
| void showEvent() override; |
| void hideEvent(QHideEvent *event) override; |
| void resizeEvent(QResizeEvent *event) override; |
| void moveEvent(QMoveEvent *event) override; |
| void paintEvent(QPaintEvent *event) override; |
| |
| Q_SIGNALS: |
| void fullScreenChanged(bool fullScreen); |
| void brightnessChanged(int brightness); |
| void contrastChanged(int contrast); |
| void hueChanged(int hue); |
| void saturationChanged(int saturation); |
| |
| private Q_SLOTS: |
| void formatChanged(const QVideoSurfaceFormat &format); |
| void frameChanged(); |
| |
| private: |
| void updateRects(); |
| |
| QMediaService *m_service; |
| QVideoRendererControl *m_rendererControl; |
| QWidget *m_widget; |
| QPainterVideoSurface *m_surface; |
| Qt::AspectRatioMode m_aspectRatioMode; |
| QRect m_boundingRect; |
| QRectF m_sourceRect; |
| QSize m_nativeSize; |
| bool m_updatePaintDevice; |
| }; |
| |
| class QVideoWindowControl; |
| |
| class QWindowVideoWidgetBackend : public QVideoWidgetBackend |
| { |
| Q_OBJECT |
| public: |
| QWindowVideoWidgetBackend(QMediaService *service, QVideoWindowControl *control, QWidget *widget); |
| ~QWindowVideoWidgetBackend(); |
| |
| void releaseControl(); |
| |
| void setBrightness(int brightness) override; |
| void setContrast(int contrast) override; |
| void setHue(int hue) override; |
| void setSaturation(int saturation) override; |
| |
| void setFullScreen(bool fullScreen) override; |
| |
| Qt::AspectRatioMode aspectRatioMode() const override; |
| void setAspectRatioMode(Qt::AspectRatioMode mode) override; |
| |
| QSize sizeHint() const override; |
| |
| void showEvent() override; |
| void hideEvent(QHideEvent *event) override; |
| void resizeEvent(QResizeEvent *event) override; |
| void moveEvent(QMoveEvent *event) override; |
| void paintEvent(QPaintEvent *event) override; |
| |
| private: |
| void updateDisplayRect(); |
| |
| QMediaService *m_service; |
| QVideoWindowControl *m_windowControl; |
| QWidget *m_widget; |
| QSize m_pixelAspectRatio; |
| }; |
| |
| class QMediaService; |
| class QVideoOutputControl; |
| |
| class QVideoWidgetPrivate |
| { |
| Q_DECLARE_PUBLIC(QVideoWidget) |
| public: |
| QVideoWidgetPrivate() |
| : q_ptr(0) |
| , mediaObject(0) |
| , service(0) |
| , widgetBackend(0) |
| , windowBackend(0) |
| , rendererBackend(0) |
| , currentControl(0) |
| , currentBackend(0) |
| , brightness(0) |
| , contrast(0) |
| , hue(0) |
| , saturation(0) |
| , aspectRatioMode(Qt::KeepAspectRatio) |
| , nonFullScreenFlags(0) |
| , wasFullScreen(false) |
| { |
| } |
| |
| QVideoWidget *q_ptr; |
| QPointer<QMediaObject> mediaObject; |
| QMediaService *service; |
| QVideoWidgetControlBackend *widgetBackend; |
| QWindowVideoWidgetBackend *windowBackend; |
| QRendererVideoWidgetBackend *rendererBackend; |
| QVideoWidgetControlInterface *currentControl; |
| QVideoWidgetBackend *currentBackend; |
| int brightness; |
| int contrast; |
| int hue; |
| int saturation; |
| Qt::AspectRatioMode aspectRatioMode; |
| Qt::WindowFlags nonFullScreenFlags; |
| bool wasFullScreen; |
| |
| bool createWidgetBackend(); |
| bool createWindowBackend(); |
| bool createRendererBackend(); |
| |
| void setCurrentControl(QVideoWidgetControlInterface *control); |
| void clearService(); |
| |
| void _q_serviceDestroyed(); |
| void _q_brightnessChanged(int brightness); |
| void _q_contrastChanged(int contrast); |
| void _q_hueChanged(int hue); |
| void _q_saturationChanged(int saturation); |
| void _q_fullScreenChanged(bool fullScreen); |
| void _q_dimensionsChanged(); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| |
| #endif |