camera.h Example File

multimediawidgets/camera/camera.h
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#ifndef CAMERA_H #define CAMERA_H #include <QCamera> #include <QCameraImageCapture> #include <QMediaRecorder> #include <QMainWindow> namespace Ui { class Camera; } class Camera : public QMainWindow { Q_OBJECT public: explicit Camera(QWidget *parent = nullptr); ~Camera(); private slots: void setCamera(const QCameraInfo &cameraInfo); void startCamera(); void stopCamera(); void record(); void pause(); void stop(); void setMuted(bool); void toggleLock(); void takeImage(); void displayCaptureError(int, QCameraImageCapture::Error, const QString &errorString); void configureCaptureSettings(); void configureVideoSettings(); void configureImageSettings(); void displayRecorderError(); void displayCameraError(); void updateCameraDevice(QAction *action); void updateCameraState(QCamera::State); void updateCaptureMode(); void updateRecorderState(QMediaRecorder::State state); void setExposureCompensation(int index); void updateRecordTime(); void processCapturedImage(int requestId, const QImage &img); void updateLockStatus(QCamera::LockStatus, QCamera::LockChangeReason); void displayViewfinder(); void displayCapturedImage(); void readyForCapture(bool ready); void imageSaved(int id, const QString &fileName); protected: void keyPressEvent(QKeyEvent *event) override; void keyReleaseEvent(QKeyEvent *event) override; void closeEvent(QCloseEvent *event) override; private: Ui::Camera *ui; QCamera *camera = nullptr; QCameraImageCapture *imageCapture = nullptr; QMediaRecorder* mediaRecorder = nullptr; QImageEncoderSettings imageSettings; QAudioEncoderSettings audioSettings; QVideoEncoderSettings videoSettings; QString videoContainerFormat; bool isCapturingImage = false; bool applicationExiting = false; }; #endif

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