#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QCameraInfo>
#include <QCameraImageCapture>
#include <QCameraViewfinder>

bool checkCameraAvailability()
{
    if (QCameraInfo::availableCameras().count() > 0)
        return true;
    else
        return false;
}

MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);

    QCameraInfo info = QCameraInfo::defaultCamera();
    if (!info.isNull()) {
        QCamera* camera = new QCamera(info);
        camera->setCaptureMode(QCamera::CaptureStillImage);
        QCameraViewfinder* viewfinder = new QCameraViewfinder;
        camera->setViewfinder(viewfinder);
        viewfinder->show();
        QCameraImageCapture imageCapture(camera);
        camera->start();
        camera->searchAndLock();
        imageCapture.capture("test.png");
        camera->unlock();
        //delete camera;
    }

    ui->statusBar->showMessage(tr("There are %1 cameras").arg(checkCameraAvailability()));
}

MainWindow::~MainWindow()
{
    delete ui;
}