C# OpenCvSharp Demo - Mat格式化输出、Mat序列化和反序列化

目录

效果

项目 

代码

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效果

直接输出：Mat [ 3*2*CV_8UC3, IsContinuous=True, IsSubmatrix=False, Ptr=0x1eb73ef9140, Data=0x1eb73ef91c0 ]格式化输出：默认风格[ 91,   2,  79, 179,  52, 205;236,   8, 181, 239,  26, 248;207, 218,  45, 183, 158, 101]格式化输出：Python风格[[[ 91,   2,  79], [179,  52, 205]],[[236,   8, 181], [239,  26, 248]],[[207, 218,  45], [183, 158, 101]]]格式化输出：CSV风格91,   2,  79, 179,  52, 205
236,   8, 181, 239,  26, 248
207, 218,  45, 183, 158, 101格式化输出：NumPy风格array([[[ 91,   2,  79], [179,  52, 205]],[[236,   8, 181], [239,  26, 248]],[[207, 218,  45], [183, 158, 101]]], dtype='uint8')格式化输出：c风格{ 91,   2,  79, 179,  52, 205,236,   8, 181, 239,  26, 248,207, 218,  45, 183, 158, 101}格式化输出一行：Python风格[[[236,   8, 181], [239,  26, 248]]]格式化输出一列：Python风格[[179,  52, 205],[239,  26, 248],[183, 158, 101]]格式化输出ROI 矩形：Python风格[[[ 91,   2,  79], [179,  52, 205]],[[236,   8, 181], [239,  26, 248]]]格式化输出ROI Range：Python风格[[[ 91,   2,  79], [179,  52, 205]],[[236,   8, 181], [239,  26, 248]]]

项目 

代码

using OpenCvSharp;
using System;
using System.Drawing;
using System.IO;
using System.Text;
using System.Windows.Forms;

namespace OpenCvSharp_Demo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        Mat image;
        StringBuilder sb = new StringBuilder();

        private void Form1_Load(object sender, EventArgs e)
        {
            image = new Mat(3, 2, MatType.CV_8UC3);
            Cv2.Randu(image, Scalar.All(0d), Scalar.All(255d));

            pictureBox1.Image = new Bitmap(image.ToMemoryStream());
        }

        //序列化
        private void button2_Click(object sender, EventArgs e)
        {
            textBox1.Text = "序列化";
            FileStorage fileStorage = new FileStorage("file.txt", FileStorage.Modes.Write);
            fileStorage.Write("src", image);
            fileStorage.Release();

            //读取显示
            textBox1.Text = File.ReadAllText("file.txt");
        }

        //反序列化
        private void button4_Click(object sender, EventArgs e)
        {
            textBox1.Text = "反序列化";
            FileStorage fileStorage = new FileStorage("file.txt", FileStorage.Modes.Read);
            Mat loadImage = fileStorage["src"].ToMat();
            pictureBox2.Image = new Bitmap(loadImage.ToMemoryStream());
            fileStorage.Release();
        }

        //格式化输出
        private void button5_Click(object sender, EventArgs e)
        {
            sb.Clear();

            sb.AppendLine("直接输出：");
            sb.AppendLine(image.ToString());
            sb.AppendLine("");

            sb.AppendLine("格式化输出：默认风格");
            sb.AppendLine(Cv2.Format(image));
            sb.AppendLine("");

            sb.AppendLine("格式化输出：Python风格");
            sb.AppendLine(Cv2.Format(image, FormatType.Python));
            sb.AppendLine("");

            sb.AppendLine("格式化输出：CSV风格");
            sb.AppendLine(Cv2.Format(image, FormatType.CSV));
            sb.AppendLine("");

            sb.AppendLine("格式化输出：NumPy风格");
            sb.AppendLine(Cv2.Format(image, FormatType.NumPy));
            sb.AppendLine("");

            sb.AppendLine("格式化输出：c风格");
            sb.AppendLine(Cv2.Format(image, FormatType.C));
            sb.AppendLine("");

            sb.AppendLine("格式化输出一行：Python风格");
            sb.AppendLine(Cv2.Format(image.Row(1), FormatType.Python));
            sb.AppendLine("");

            sb.AppendLine("格式化输出一列：Python风格");
            sb.AppendLine(Cv2.Format(image.Col(1), FormatType.Python));
            sb.AppendLine("");

            sb.AppendLine("格式化输出ROI 矩形：Python风格");
            sb.AppendLine(Cv2.Format(new Mat(image, new Rect(0, 0, 2, 2)), FormatType.Python));
            sb.AppendLine("");

            sb.AppendLine("格式化输出ROI Range：Python风格");
            sb.AppendLine(Cv2.Format(new Mat(image, new OpenCvSharp.Range(0, 2), new OpenCvSharp.Range(0, 2)), FormatType.Python));
            sb.AppendLine("");

            sb.Replace("\n", "\r\n");

            textBox1.Text = sb.ToString();
        }
    }
}

using OpenCvSharp;
using System;
using System.Drawing;
using System.IO;
using System.Text;
using System.Windows.Forms;namespace OpenCvSharp_Demo
{public partial class Form1 : Form{public Form1(){InitializeComponent();}Mat image;StringBuilder sb = new StringBuilder();private void Form1_Load(object sender, EventArgs e){image = new Mat(3, 2, MatType.CV_8UC3);Cv2.Randu(image, Scalar.All(0d), Scalar.All(255d));pictureBox1.Image = new Bitmap(image.ToMemoryStream());}//序列化private void button2_Click(object sender, EventArgs e){textBox1.Text = "序列化";FileStorage fileStorage = new FileStorage("file.txt", FileStorage.Modes.Write);fileStorage.Write("src", image);fileStorage.Release();//读取显示textBox1.Text = File.ReadAllText("file.txt");}//反序列化private void button4_Click(object sender, EventArgs e){textBox1.Text = "反序列化";FileStorage fileStorage = new FileStorage("file.txt", FileStorage.Modes.Read);Mat loadImage = fileStorage["src"].ToMat();pictureBox2.Image = new Bitmap(loadImage.ToMemoryStream());fileStorage.Release();}//格式化输出private void button5_Click(object sender, EventArgs e){sb.Clear();sb.AppendLine("直接输出：");sb.AppendLine(image.ToString());sb.AppendLine("");sb.AppendLine("格式化输出：默认风格");sb.AppendLine(Cv2.Format(image));sb.AppendLine("");sb.AppendLine("格式化输出：Python风格");sb.AppendLine(Cv2.Format(image, FormatType.Python));sb.AppendLine("");sb.AppendLine("格式化输出：CSV风格");sb.AppendLine(Cv2.Format(image, FormatType.CSV));sb.AppendLine("");sb.AppendLine("格式化输出：NumPy风格");sb.AppendLine(Cv2.Format(image, FormatType.NumPy));sb.AppendLine("");sb.AppendLine("格式化输出：c风格");sb.AppendLine(Cv2.Format(image, FormatType.C));sb.AppendLine("");sb.AppendLine("格式化输出一行：Python风格");sb.AppendLine(Cv2.Format(image.Row(1), FormatType.Python));sb.AppendLine("");sb.AppendLine("格式化输出一列：Python风格");sb.AppendLine(Cv2.Format(image.Col(1), FormatType.Python));sb.AppendLine("");sb.AppendLine("格式化输出ROI 矩形：Python风格");sb.AppendLine(Cv2.Format(new Mat(image, new Rect(0, 0, 2, 2)), FormatType.Python));sb.AppendLine("");sb.AppendLine("格式化输出ROI Range：Python风格");sb.AppendLine(Cv2.Format(new Mat(image, new OpenCvSharp.Range(0, 2), new OpenCvSharp.Range(0, 2)), FormatType.Python));sb.AppendLine("");sb.Replace("\n", "\r\n");textBox1.Text = sb.ToString();}}
}

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