开发语言 计算机视觉 人工智能 目标检测 机器学习 图像处理 C# OpenCvSharp 读取rtsp流

目录

效果

项目

代码

下载 

效果

项目

代码

using OpenCvSharp; using OpenCvSharp.Extensions; using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading; using System.Threading.Tasks; using System.Windows.Forms;

namespace OpenCvSharp_读取rtsp流 {     public partial class Form1 : Form     {         public Form1()         {             InitializeComponent();         }

        CancellationTokenSource cts;         VideoCapture capture;

        private void button1_Click(object sender, EventArgs e)         {             if (textBoxIP.Text == "" || textBoxPort.Text == "" ||                 textBoxUserName.Text == "" || textBoxPassword.Text == "")             {                 MessageBox.Show("Please input IP, Port, User name and Password!");                 return;             }

            String rtspUrl = string.Format("rtsp://{0}:{1}@{2}:{3}"                 , textBoxUserName.Text                 , textBoxPassword.Text                 , textBoxIP.Text                 , textBoxPort.Text                 );

            button1.Enabled = false;             button2.Enabled = true;

            cts = new CancellationTokenSource();             Task task = new Task(() =>             {                 capture.Open(rtspUrl, VideoCaptureAPIs.ANY);                 if (capture.IsOpened())                 {                     //var dsize = new System.Windows.Size(capture.FrameWidth, capture.FrameHeight);                     Mat frame = new Mat();                     while (true)                     {                         Thread.Sleep(10);                         //判断是否被取消;                         if (cts.Token.IsCancellationRequested)                         {                             pictureBox1.Image = null;                             return;                         }                         //Read image                         capture.Read(frame);                         if (frame.Empty())                             continue;

                        if (pictureBox1.Image != null)                         {                             pictureBox1.Image.Dispose();                         }                         pictureBox1.Image = BitmapConverter.ToBitmap(frame);                     }                 }

            }, cts.Token);             task.Start();         }

        private void Form1_Load(object sender, EventArgs e)         {             capture = new VideoCapture();         }

        private void button2_Click(object sender, EventArgs e)         {             button2.Enabled = false;             button1.Enabled = true;             cts.Cancel();                      }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)         {             if (capture != null)             {                 capture.Release();                 capture.Dispose();             }         }     } }  

using OpenCvSharp;

using OpenCvSharp.Extensions;

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Threading;

using System.Threading.Tasks;

using System.Windows.Forms;

namespace OpenCvSharp_读取rtsp流

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

}

CancellationTokenSource cts;

VideoCapture capture;

private void button1_Click(object sender, EventArgs e)

{

if (textBoxIP.Text == "" || textBoxPort.Text == "" ||

textBoxUserName.Text == "" || textBoxPassword.Text == "")

{

MessageBox.Show("Please input IP, Port, User name and Password!");

return;

}

String rtspUrl = string.Format("rtsp://{0}:{1}@{2}:{3}"

, textBoxUserName.Text

, textBoxPassword.Text

, textBoxIP.Text

, textBoxPort.Text

);

button1.Enabled = false;

button2.Enabled = true;

cts = new CancellationTokenSource();

Task task = new Task(() =>

{

capture.Open(rtspUrl, VideoCaptureAPIs.ANY);

if (capture.IsOpened())

{

//var dsize = new System.Windows.Size(capture.FrameWidth, capture.FrameHeight);

Mat frame = new Mat();

while (true)

{

Thread.Sleep(10);

//判断是否被取消;

if (cts.Token.IsCancellationRequested)

{

pictureBox1.Image = null;

return;

}

//Read image

capture.Read(frame);

if (frame.Empty())

continue;

if (pictureBox1.Image != null)

{

pictureBox1.Image.Dispose();

}

pictureBox1.Image = BitmapConverter.ToBitmap(frame);

}

}

}, cts.Token);

task.Start();

}

private void Form1_Load(object sender, EventArgs e)

{

capture = new VideoCapture();

}

private void button2_Click(object sender, EventArgs e)

{

button2.Enabled = false;

button1.Enabled = true;

cts.Cancel();

}

private void Form1_FormClosing(object sender, FormClosingEventArgs e)

{

if (capture != null)

{

capture.Release();

capture.Dispose();

}

}

}

}

下载 

Demo下载

精彩文章

 您阅读本篇文章共花了：