当前位置：首页 > article >正文

C# Onnx PP-Vehicle 车辆分析（包含：车辆检测，识别车型和车辆颜色）

article 2025/3/10 14:01:55

效果

模型信息

mot_ppyoloe_s_36e_ppvehicle.onnx

vehicle_attribute_model.onnx

项目

代码

下载

其他

C# Onnx PP-Vehicle 车辆分析（包含：车辆检测，识别车型和车辆颜色）

效果

模型信息

mot_ppyoloe_s_36e_ppvehicle.onnx

Inputs
-------------------------
name：image
tensor：Float[-1, 3, 640, 640]
name：scale_factor
tensor：Float[-1, 2]
---------------------------------------------------------------

Outputs
-------------------------
name：multiclass_nms3_0.tmp_0
tensor：Float[-1, 6]
name：multiclass_nms3_0.tmp_2
tensor：Int32[1]
---------------------------------------------------------------

vehicle_attribute_model.onnx

Inputs
-------------------------
name：x
tensor：Float[-1, 3, 192, 256]
---------------------------------------------------------------

Outputs
-------------------------
name：sigmoid_2.tmp_0
tensor：Float[-1, 19]
---------------------------------------------------------------

项目

VS2022

.net framework 4.8

OpenCvSharp 4.8

Microsoft.ML.OnnxRuntime 1.16.2

代码

using OpenCvSharp;
using System;
using System.Collections.Generic;
using System.Windows.Forms;
using System.Drawing;
using System.Text;

namespace Onnx_Demo
{
public partial class frmMain : Form
{
public frmMain()
{
InitializeComponent();
}

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

DateTime dt1 = DateTime.Now;
DateTime dt2 = DateTime.Now;

Mat image;

PP_YOLOE pp_yoloe;
VehicleAttr vehicleAttr;

StringBuilder sb = new StringBuilder();

private void button1_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Filter = fileFilter;
if (ofd.ShowDialog() != DialogResult.OK) return;

pictureBox1.Image = null;
pictureBox2.Image = null;
textBox1.Text = "";

image_path = ofd.FileName;
pictureBox1.Image = new System.Drawing.Bitmap(image_path);
image = new Mat(image_path);
}

private void Form1_Load(object sender, EventArgs e)
{
pp_yoloe = new PP_YOLOE("model/mot_ppyoloe_s_36e_ppvehicle.onnx", 0.6f);

vehicleAttr = new VehicleAttr("model/vehicle_attribute_model.onnx");

image_path = "test_img/1.jpg";
pictureBox1.Image = new Bitmap(image_path);

}

private unsafe void button2_Click(object sender, EventArgs e)
{
if (image_path == "")
{
return;
}
textBox1.Text = "检测中，请稍等……";
pictureBox2.Image = null;
sb.Clear();
System.Windows.Forms.Application.DoEvents();

image = new Mat(image_path);

dt1 = DateTime.Now;
List<BoxInfo> ltBoxInfo = pp_yoloe.Detect(image);
dt2 = DateTime.Now;

Mat result_image = image.Clone();
//pp_yoloe.DrawPred(result_image, ltBoxInfo);

sb.AppendLine("耗时:" + (dt2 - dt1).TotalMilliseconds + "ms");
sb.AppendLine("------------------------------");

for (int n = 0; n < ltBoxInfo.Count; n++)
{

Rect rect = new Rect();
rect.X = (int)ltBoxInfo[n].xmin;
rect.Y = (int)ltBoxInfo[n].ymin;
rect.Width = (int)(ltBoxInfo[n].xmax - ltBoxInfo[n].xmin);
rect.Height = (int)(ltBoxInfo[n].ymax - ltBoxInfo[n].ymin);
Mat crop_img = new Mat(image, rect);

string color_res_str = "color:";
string type_res_str = "type:";

vehicleAttr.Detect(crop_img, out color_res_str, out type_res_str);

Cv2.Rectangle(result_image, new OpenCvSharp.Point(ltBoxInfo[n].xmin, ltBoxInfo[n].ymin), new OpenCvSharp.Point(ltBoxInfo[n].xmax, ltBoxInfo[n].ymax), new Scalar(0, 0, 255), 2);
Cv2.PutText(result_image
, type_res_str + "," + color_res_str
, new OpenCvSharp.Point(ltBoxInfo[n].xmin, ltBoxInfo[n].ymin - 10)
, HersheyFonts.HersheySimplex
, 1
, new Scalar(0, 255, 0)
, 2);

sb.AppendLine("vehicle:" + ltBoxInfo[n].score.ToString("0.00") + " " + type_res_str + "," + color_res_str);
}

if (pictureBox2.Image != null)
{
pictureBox2.Image.Dispose();
}

pictureBox2.Image = new System.Drawing.Bitmap(result_image.ToMemoryStream());
textBox1.Text = sb.ToString();
}

private void pictureBox2_DoubleClick(object sender, EventArgs e)
{
Common.ShowNormalImg(pictureBox2.Image);
}

private void pictureBox1_DoubleClick(object sender, EventArgs e)
{
Common.ShowNormalImg(pictureBox1.Image);
}
}
}

using OpenCvSharp;
using System;
using System.Collections.Generic;
using System.Windows.Forms;
using System.Drawing;
using System.Text;

namespace Onnx_Demo
{
    public partial class frmMain : Form
    {
        public frmMain()
        {
            InitializeComponent();
        }

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

        DateTime dt1 = DateTime.Now;
        DateTime dt2 = DateTime.Now;

        Mat image;

        PP_YOLOE pp_yoloe;
        VehicleAttr vehicleAttr;

        StringBuilder sb = new StringBuilder();

        private void button1_Click(object sender, EventArgs e)
        {
            OpenFileDialog ofd = new OpenFileDialog();
            ofd.Filter = fileFilter;
            if (ofd.ShowDialog() != DialogResult.OK) return;

            pictureBox1.Image = null;
            pictureBox2.Image = null;
            textBox1.Text = "";

            image_path = ofd.FileName;
            pictureBox1.Image = new System.Drawing.Bitmap(image_path);
            image = new Mat(image_path);
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            pp_yoloe = new PP_YOLOE("model/mot_ppyoloe_s_36e_ppvehicle.onnx", 0.6f);

            vehicleAttr = new VehicleAttr("model/vehicle_attribute_model.onnx");

            image_path = "test_img/1.jpg";
            pictureBox1.Image = new Bitmap(image_path);

        }

        private unsafe void button2_Click(object sender, EventArgs e)
        {
            if (image_path == "")
            {
                return;
            }
            textBox1.Text = "检测中，请稍等……";
            pictureBox2.Image = null;
            sb.Clear();
            System.Windows.Forms.Application.DoEvents();

            image = new Mat(image_path);

            dt1 = DateTime.Now;
            List<BoxInfo> ltBoxInfo = pp_yoloe.Detect(image);
            dt2 = DateTime.Now;

            Mat result_image = image.Clone();
            //pp_yoloe.DrawPred(result_image, ltBoxInfo);

            sb.AppendLine("耗时:" + (dt2 - dt1).TotalMilliseconds + "ms");
            sb.AppendLine("------------------------------");

            for (int n = 0; n < ltBoxInfo.Count; n++)
            {

                Rect rect = new Rect();
                rect.X = (int)ltBoxInfo[n].xmin;
                rect.Y = (int)ltBoxInfo[n].ymin;
                rect.Width = (int)(ltBoxInfo[n].xmax - ltBoxInfo[n].xmin);
                rect.Height = (int)(ltBoxInfo[n].ymax - ltBoxInfo[n].ymin);
                Mat crop_img = new Mat(image, rect);

                string color_res_str = "color:";
                string type_res_str = "type:";

                vehicleAttr.Detect(crop_img, out color_res_str, out type_res_str);

                Cv2.Rectangle(result_image, new OpenCvSharp.Point(ltBoxInfo[n].xmin, ltBoxInfo[n].ymin), new OpenCvSharp.Point(ltBoxInfo[n].xmax, ltBoxInfo[n].ymax), new Scalar(0, 0, 255), 2);
                Cv2.PutText(result_image
                    , type_res_str + "," + color_res_str
                    , new OpenCvSharp.Point(ltBoxInfo[n].xmin, ltBoxInfo[n].ymin - 10)
                    , HersheyFonts.HersheySimplex
                    , 1
                    , new Scalar(0, 255, 0)
                    , 2);

                sb.AppendLine("vehicle:" + ltBoxInfo[n].score.ToString("0.00") + " " + type_res_str + "," + color_res_str);
            }


            if (pictureBox2.Image != null)
            {
                pictureBox2.Image.Dispose();
            }

            pictureBox2.Image = new System.Drawing.Bitmap(result_image.ToMemoryStream());
            textBox1.Text = sb.ToString();
        }

        private void pictureBox2_DoubleClick(object sender, EventArgs e)
        {
            Common.ShowNormalImg(pictureBox2.Image);
        }

        private void pictureBox1_DoubleClick(object sender, EventArgs e)
        {
            Common.ShowNormalImg(pictureBox1.Image);
        }
    }
}