Line-Following-Robot/Input/input.cpp

#include "input.h"


Input::Input(/* args */)
{
}

Input::~Input()
{
}

Mat Input::readFile(String filePath)
{
    Mat image = imread(filePath, IMREAD_COLOR);
    if(image.empty())
    {
        std::cout << "Could not read the image: " << filePath << std::endl;
        return Mat();
        //To do:Exception handeling
    }
    imshow("Display window", image);
    waitKey(0);
    return image;
}

Mat Input::readWebcam()
{
    const int VID_HEIGHT = 240;
    const int VID_WIDTH = 320;
    Mat image;
    VideoCapture cap(0);

    cap.set(CAP_PROP_FRAME_HEIGHT, VID_HEIGHT);
    cap.set(CAP_PROP_FRAME_WIDTH, VID_WIDTH);

    if(!cap.isOpened()) {
        cout << "Fehler";
        return Mat();
    }

    cap.read(image);
    imshow("Display window", image);
    waitKey(0);

    return image;  
}