EmguCV-第06讲-Mat类与颜色空间

1.EmguCV常用的数据结构

OpenCV中的结构体/类与EmguCV的对应

2.Mat类基础

3.颜色空间

4.代码

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Drawing;

using Emgu.CV;
using Emgu.Util;
using Emgu.CV.Structure;
using Emgu.CV.CvEnum;

namespace Lesson6
{
    class Program
    {
        static void Main(string[] args)
        {
            //Point pt = new Point(10, 10);
            //pt.X = 10;
            //pt.X = 20;
            //Console.WriteLine(pt);

            //Rectangle rect = new Rectangle(100, 100, 200, 200);
            //rect.X = 10;
            //rect.Y = 10;
            //rect.Width = 100;
            //rect.Height =200;

            //bool ret = rect.Contains(new Point(80, 80));
            //Console.WriteLine(ret);
            //Console.WriteLine(rect.Left);
            //Console.WriteLine(rect.Right);
            //Console.WriteLine(rect.Top);
            //Console.WriteLine(rect.Bottom);
            //Size size = rect.Size;
            //Console.WriteLine(size.Width);
            //Console.WriteLine(size.Height);

            //MCvScalar color = new MCvScalar(255, 255, 0);

            //Mat img = new Mat("1.jpg");
            //Mat img = new Mat(new Size(300, 100), DepthType.Cv8U, 3);
            Mat img = new Mat(100, 300, DepthType.Cv8U, 3);
            img.SetTo(new MCvScalar(0, 255, 0));
            CvInvoke.Imshow("img", img);

            Mat img2 = img;  //浅拷贝
            Mat img3 = img.Clone(); //深拷贝
            Mat img4 = new Mat();
            img.CopyTo(img4); //深拷贝
            img.SetTo(new MCvScalar(255, 255, 0));


            Mat imgConvert = new Mat();
            CvInvoke.CvtColor(img, imgConvert, ColorConversion.Bgr2Gray);
            CvInvoke.Imshow("img4", img4);

            CvInvoke.WaitKey(0);

        }
    }
}