当前位置： 首页 > news >正文

石排做网站苹果要做搜索引擎

news 2025/7/27 9:51:13
石排做网站,苹果要做搜索引擎,社科院网站建设,网站开发如何做下载支付C# yolov8 OpenVINO 同步、异步接口视频推理 目录 效果 项目 代码 下载 效果 同步推理效果 异步推理效果 项目 代码 using OpenCvSharp; using System; using System.Collections.Generic; using System.Diagnostics; using System.Threading; using System.Windows.Form…

C# yolov8 OpenVINO 同步、异步接口视频推理

目录

效果

项目

代码

下载

效果

同步推理效果

异步推理效果

项目

代码

using OpenCvSharp;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Threading;
using System.Windows.Forms;


namespace yolov8_OpenVINO_Demo
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }

        string imgFilter = "*.*|*.bmp;*.jpg;*.jpeg;*.tiff;*.tiff;*.png";

        YoloV8 yoloV8;
        YoloV8Async yoloV8Async;

        string model_path;

        string video_path = "";
        string videoFilter = "*.mp4|*.mp4;";
        VideoCapture vcapture;

        /// <summary>
        /// 窗体加载，初始化
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Form1_Load(object sender, EventArgs e)
        {
            model_path = "model/yolov8n.onnx";
            yoloV8 = new YoloV8(model_path, "model/lable.txt");

            yoloV8Async = new YoloV8Async(model_path, "model/lable.txt");
        }

        /// <summary>
        /// 选择视频
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button4_Click(object sender, EventArgs e)
        {
            OpenFileDialog ofd = new OpenFileDialog();
            ofd.Filter = videoFilter;
            ofd.InitialDirectory = Application.StartupPath + "\\test";
            if (ofd.ShowDialog() != DialogResult.OK) return;

            video_path = ofd.FileName;
            textBox1.Text = "";

        }

        /// <summary>
        /// 同步接口-视频推理
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button3_Click(object sender, EventArgs e)
        {
            if (video_path == "")
            {
                MessageBox.Show("请先选择视频！");
                return;
            }

            textBox1.Text = "开始检测";

            Application.DoEvents();

            Thread thread = new Thread(new ThreadStart(VideoDetection));

            thread.Start();
            thread.Join();

            textBox1.Text = "检测完成！";
        }

        void VideoDetection()
        {
            vcapture = new VideoCapture(video_path);
            if (!vcapture.IsOpened())
            {
                MessageBox.Show("打开视频文件失败");
                return;
            }

            Mat frame = new Mat();
            List<DetectionResult> detResults;

            // 获取视频的fps
            double videoFps = vcapture.Get(VideoCaptureProperties.Fps);
            // 计算等待时间（毫秒）
            int delay = (int)(1000 / videoFps);
            Stopwatch _stopwatch = new Stopwatch();

            Cv2.NamedWindow("DetectionResult 按下ESC，退出", WindowFlags.Normal);
            Cv2.ResizeWindow("DetectionResult 按下ESC，退出", vcapture.FrameWidth / 2, vcapture.FrameHeight / 2);

            while (vcapture.Read(frame))
            {
                if (frame.Empty())
                {
                    MessageBox.Show("读取失败");
                    return;
                }

                _stopwatch.Restart();

                delay = (int)(1000 / videoFps);

                detResults = yoloV8.Detect(frame);

                //绘制结果
                foreach (DetectionResult r in detResults)
                {
                    Cv2.PutText(frame, $"{r.Class}:{r.Confidence:P0}", new OpenCvSharp.Point(r.Rect.TopLeft.X, r.Rect.TopLeft.Y - 10), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                    Cv2.Rectangle(frame, r.Rect, Scalar.Red, thickness: 2);
                }

                Cv2.PutText(frame, "preprocessTime:" + yoloV8.preprocessTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 30), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "inferTime:" + yoloV8.inferTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 70), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "postprocessTime:" + yoloV8.postprocessTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 110), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "totalTime:" + yoloV8.totalTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 150), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "video fps:" + videoFps.ToString("F2"), new OpenCvSharp.Point(10, 190), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "det fps:" + yoloV8.detFps.ToString("F2"), new OpenCvSharp.Point(10, 230), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);

                Cv2.ImShow("DetectionResult 按下ESC，退出", frame);

                //for test
                delay = 1;
                //delay = (int)(delay - _stopwatch.ElapsedMilliseconds);
                //if (delay <= 0)
                //{
                //    delay = 1;
                //}
                //Console.WriteLine("delay:" + delay.ToString()) ;
                if (Cv2.WaitKey(delay) == 27 || Cv2.GetWindowProperty("DetectionResult 按下ESC，退出", WindowPropertyFlags.Visible) < 1.0)
                {
                    Cv2.DestroyAllWindows();
                    vcapture.Release();
                    break; // 如果按下ESC，退出循环
                }
            }

            Cv2.DestroyAllWindows();
            vcapture.Release();
        }


        /// <summary>
        /// 异步接口-视频推理
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button1_Click(object sender, EventArgs e)
        {
            if (video_path == "")
            {
                MessageBox.Show("请先选择视频！");
                return;
            }

            textBox1.Text = "开始异步推理检测";

            Application.DoEvents();

            Thread thread = new Thread(new ThreadStart(VideoDetectionAsync));

            thread.Start();
            thread.Join();

            textBox1.Text = "异步推理检测完成！";
        }

        void VideoDetectionAsync()
        {
            vcapture = new VideoCapture(video_path);
            if (!vcapture.IsOpened())
            {
                MessageBox.Show("打开视频文件失败");
                return;
            }

            Mat frame = new Mat();
            List<DetectionResult> detResults;

            // 获取视频的fps
            double videoFps = vcapture.Get(VideoCaptureProperties.Fps);
            // 计算等待时间（毫秒）
            int delay = (int)(1000 / videoFps);
            Stopwatch _stopwatch = new Stopwatch();

            Cv2.NamedWindow("DetectionResult 按下ESC，退出", WindowFlags.Normal);
            Cv2.ResizeWindow("DetectionResult 按下ESC，退出", vcapture.FrameWidth / 2, vcapture.FrameHeight / 2);

            vcapture.Read(frame);

            while (true)
            {
                if (!vcapture.Read(frame))
                {
                    break;
                }

                detResults = yoloV8Async.Detect(frame);

                //绘制结果
                foreach (DetectionResult r in detResults)
                {
                    Cv2.PutText(frame, $"{r.Class}:{r.Confidence:P0}", new OpenCvSharp.Point(r.Rect.TopLeft.X, r.Rect.TopLeft.Y - 10), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                    Cv2.Rectangle(frame, r.Rect, Scalar.Red, thickness: 2);
                }
                Cv2.PutText(frame, "preprocessTime:" + yoloV8Async.preprocessTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 30), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "inferTime:" + yoloV8Async.inferTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 70), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "postprocessTime:" + yoloV8Async.postprocessTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 110), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "totalTime:" + yoloV8Async.totalTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 150), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "video fps:" + videoFps.ToString("F2"), new OpenCvSharp.Point(10, 190), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);
                Cv2.PutText(frame, "det fps:" + yoloV8Async.detFps.ToString("F2"), new OpenCvSharp.Point(10, 230), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);

                Cv2.ImShow("DetectionResult 按下ESC，退出", frame);

                // for test
                delay = 1;
                //delay = (int)(delay - _stopwatch.ElapsedMilliseconds);
                //if (delay <= 0)
                //{
                //    delay = 1;
                //}
                //Console.WriteLine("delay:" + delay.ToString()) ;
                if (Cv2.WaitKey(delay) == 27 || Cv2.GetWindowProperty("DetectionResult 按下ESC，退出", WindowPropertyFlags.Visible) < 1.0)
                {
                    Cv2.DestroyAllWindows();
                    vcapture.Release();
                    break; // 如果按下ESC，退出循环
                }
            }

            Cv2.DestroyAllWindows();
            vcapture.Release();
        }

    }

}

using OpenCvSharp;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Threading;
using System.Windows.Forms;namespace yolov8_OpenVINO_Demo
{public partial class Form2 : Form{public Form2(){InitializeComponent();}string imgFilter = "*.*|*.bmp;*.jpg;*.jpeg;*.tiff;*.tiff;*.png";YoloV8 yoloV8;YoloV8Async yoloV8Async;string model_path;string video_path = "";string videoFilter = "*.mp4|*.mp4;";VideoCapture vcapture;/// <summary>/// 窗体加载，初始化/// </summary>/// <param name="sender"></param>/// <param name="e"></param>private void Form1_Load(object sender, EventArgs e){model_path = "model/yolov8n.onnx";yoloV8 = new YoloV8(model_path, "model/lable.txt");yoloV8Async = new YoloV8Async(model_path, "model/lable.txt");}/// <summary>/// 选择视频/// </summary>/// <param name="sender"></param>/// <param name="e"></param>private void button4_Click(object sender, EventArgs e){OpenFileDialog ofd = new OpenFileDialog();ofd.Filter = videoFilter;ofd.InitialDirectory = Application.StartupPath + "\\test";if (ofd.ShowDialog() != DialogResult.OK) return;video_path = ofd.FileName;textBox1.Text = "";}/// <summary>/// 同步接口-视频推理/// </summary>/// <param name="sender"></param>/// <param name="e"></param>private void button3_Click(object sender, EventArgs e){if (video_path == ""){MessageBox.Show("请先选择视频！");return;}textBox1.Text = "开始检测";Application.DoEvents();Thread thread = new Thread(new ThreadStart(VideoDetection));thread.Start();thread.Join();textBox1.Text = "检测完成！";}void VideoDetection(){vcapture = new VideoCapture(video_path);if (!vcapture.IsOpened()){MessageBox.Show("打开视频文件失败");return;}Mat frame = new Mat();List<DetectionResult> detResults;// 获取视频的fpsdouble videoFps = vcapture.Get(VideoCaptureProperties.Fps);// 计算等待时间（毫秒）int delay = (int)(1000 / videoFps);Stopwatch _stopwatch = new Stopwatch();Cv2.NamedWindow("DetectionResult 按下ESC，退出", WindowFlags.Normal);Cv2.ResizeWindow("DetectionResult 按下ESC，退出", vcapture.FrameWidth / 2, vcapture.FrameHeight / 2);while (vcapture.Read(frame)){if (frame.Empty()){MessageBox.Show("读取失败");return;}_stopwatch.Restart();delay = (int)(1000 / videoFps);detResults = yoloV8.Detect(frame);//绘制结果foreach (DetectionResult r in detResults){Cv2.PutText(frame, $"{r.Class}:{r.Confidence:P0}", new OpenCvSharp.Point(r.Rect.TopLeft.X, r.Rect.TopLeft.Y - 10), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.Rectangle(frame, r.Rect, Scalar.Red, thickness: 2);}Cv2.PutText(frame, "preprocessTime:" + yoloV8.preprocessTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 30), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "inferTime:" + yoloV8.inferTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 70), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "postprocessTime:" + yoloV8.postprocessTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 110), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "totalTime:" + yoloV8.totalTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 150), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "video fps:" + videoFps.ToString("F2"), new OpenCvSharp.Point(10, 190), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "det fps:" + yoloV8.detFps.ToString("F2"), new OpenCvSharp.Point(10, 230), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.ImShow("DetectionResult 按下ESC，退出", frame);//for testdelay = 1;//delay = (int)(delay - _stopwatch.ElapsedMilliseconds);//if (delay <= 0)//{//    delay = 1;//}//Console.WriteLine("delay:" + delay.ToString()) ;if (Cv2.WaitKey(delay) == 27 || Cv2.GetWindowProperty("DetectionResult 按下ESC，退出", WindowPropertyFlags.Visible) < 1.0){Cv2.DestroyAllWindows();vcapture.Release();break; // 如果按下ESC，退出循环}}Cv2.DestroyAllWindows();vcapture.Release();}/// <summary>/// 异步接口-视频推理/// </summary>/// <param name="sender"></param>/// <param name="e"></param>private void button1_Click(object sender, EventArgs e){if (video_path == ""){MessageBox.Show("请先选择视频！");return;}textBox1.Text = "开始异步推理检测";Application.DoEvents();Thread thread = new Thread(new ThreadStart(VideoDetectionAsync));thread.Start();thread.Join();textBox1.Text = "异步推理检测完成！";}void VideoDetectionAsync(){vcapture = new VideoCapture(video_path);if (!vcapture.IsOpened()){MessageBox.Show("打开视频文件失败");return;}Mat frame = new Mat();List<DetectionResult> detResults;// 获取视频的fpsdouble videoFps = vcapture.Get(VideoCaptureProperties.Fps);// 计算等待时间（毫秒）int delay = (int)(1000 / videoFps);Stopwatch _stopwatch = new Stopwatch();Cv2.NamedWindow("DetectionResult 按下ESC，退出", WindowFlags.Normal);Cv2.ResizeWindow("DetectionResult 按下ESC，退出", vcapture.FrameWidth / 2, vcapture.FrameHeight / 2);vcapture.Read(frame);while (true){if (!vcapture.Read(frame)){break;}detResults = yoloV8Async.Detect(frame);//绘制结果foreach (DetectionResult r in detResults){Cv2.PutText(frame, $"{r.Class}:{r.Confidence:P0}", new OpenCvSharp.Point(r.Rect.TopLeft.X, r.Rect.TopLeft.Y - 10), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.Rectangle(frame, r.Rect, Scalar.Red, thickness: 2);}Cv2.PutText(frame, "preprocessTime:" + yoloV8Async.preprocessTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 30), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "inferTime:" + yoloV8Async.inferTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 70), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "postprocessTime:" + yoloV8Async.postprocessTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 110), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "totalTime:" + yoloV8Async.totalTime.ToString("F2") + "ms", new OpenCvSharp.Point(10, 150), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "video fps:" + videoFps.ToString("F2"), new OpenCvSharp.Point(10, 190), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.PutText(frame, "det fps:" + yoloV8Async.detFps.ToString("F2"), new OpenCvSharp.Point(10, 230), HersheyFonts.HersheySimplex, 1, Scalar.Red, 2);Cv2.ImShow("DetectionResult 按下ESC，退出", frame);// for testdelay = 1;//delay = (int)(delay - _stopwatch.ElapsedMilliseconds);//if (delay <= 0)//{//    delay = 1;//}//Console.WriteLine("delay:" + delay.ToString()) ;if (Cv2.WaitKey(delay) == 27 || Cv2.GetWindowProperty("DetectionResult 按下ESC，退出", WindowPropertyFlags.Visible) < 1.0){Cv2.DestroyAllWindows();vcapture.Release();break; // 如果按下ESC，退出循环}}Cv2.DestroyAllWindows();vcapture.Release();}}}

下载

源码下载

http://www.yidumall.com/news/42766.html

相关文章：

  • 软件界面关键词优化一般收费价格
  • 网站建设卖给别人可以吗重庆seo网络优化师
  • 校园二手网站设计论文seo的推广技巧
  • 网站建设 源码青岛百度seo排名
  • 做网站负责人有法律风险吗域名注册网站
  • 可以做ppt的网站网络营销有哪些内容
  • 青岛住房和城乡建设厅网站徐州网站建设
  • 做网站要会哪些技术搜索引擎优化包括哪些
  • 昆山做网站的公司有哪些百度百科入口
  • 个人网站内容青岛网站建设
  • 我想在购物网站做代理河北网站seo策划
  • 如何编写网站建设销售的心得国外seo网站
  • 流量购买网站seo自学网官方
  • 下拉框代码自做生成网站百度seo排名培训优化
  • 企业收录网站免费源码下载网站
  • amazon日本站海外推广代理公司
  • 网站建设进度计划表友情链接搜读
  • php的网站有哪些合肥seo服务商
  • 广东住房城乡建设厅网站首页网站如何进行seo
  • 网站备案注销 万网公司网站建设方案
  • 基于web前端的旅游网站论文网络推广app是干什么的
  • 深圳宝安网站建设工百度人工电话
  • iis做网站主目录选哪里深圳网站设计十年乐云seo
  • 网站图标icoseo怎么做关键词排名
  • 百度的官方网站上海百度推广
  • 做网站用asp还是php好网络营销八大目标是什么
  • webp 做网站本周热点新闻事件
  • 吉安做网站公司深圳外贸网站建设
  • 怎么做企业的网站海洋网络推广效果
  • 十堰网站建设公司电话如何建造自己的网站