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利用paddleocr.net库编写C#代码进行ocr检测和识别

开发环境 windows10 x64 VS2019专业版 paddle_inference==2.1.1 cpu_avx_mkl PaddleOCR-release-2.2 cmake==3.17.2...，如果使用opencvsharp也可以扩展 Bitmap bmp = new Bitmap("D:\1.jpg"); Bitmap b = new Bitmap(bmp); bmp.Dispose(...jpg"); pictureBox1.Image = infer.DrawImage(b,result); infer.Dispose(); 案例二：仅做OCR识别，单文本图片识别 InferManager...infer = new InferManager("config.txt", false, true); Bitmap bmp = new Bitmap("D:\line.jpg"); var result...= infer.RecognizeOnly(bmp); infer.Dispose(); MessageBox.Show(result.Text+"|"+result.Score); 案例三：对图片所有文本检测

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C#使用轻量级深度学习模型进行车牌颜色识别和车牌号识别

System.Windows.Forms; using OpenCvSharp; namespace FIRC { public partial class Form1 : Form { Bitmap...bmp = null; PlateManager pm = new PlateManager(); public Form1() {...=null) { bmp.Dispose(); } bmp = new...Bitmap(openFileDialog.FileName); pictureBox1.Image = bmp; }...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1

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winform部署官方yolov11-obb旋转框检测的onnx模型

Bitmap(openFileDialog.FileName); pictureBox1.Image = src; }...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...Bitmap(resultImg)); Cv2.PutText(frame, "FPS=" + fps, new OpenCvSharp.Point(30, 30),...capture.Release(); } } } 【视频演示】 C# winform部署yolov11-obb旋转框检测onnx模型_哔哩哔哩_bilibili【测试环境】vs2019...收藏人数 0、转发人数 0, 视频作者未来自主研究中心, 作者简介未来自主研究中心，相关视频： https://www.bilibili.com/video/BV1em1oYTEFU/ 【测试环境】 vs2019

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使用OpenCvSharp实现区域文字提取

using OpenCvSharp; namespace FIRC { public partial class Form1 : Form { Mat src = new...void button1_Click(object sender, EventArgs e) { OpenFileDialog openFileDialog = new...OpenFileDialog(); openFileDialog.Filter = "图文件(*.*)|*.jpg;*.png;*.jpeg;*.bmp";...); pictureBox2.Image= OpenCvSharp.Extensions.BitmapConverter.ToBitmap(resultMat); //Mat转Bitmap...{ } } } 【源码下载】 https://download.csdn.net/download/FL1623863129/88706018 【测试环境】 vs2019

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使用OpenCvSharp实现二维码图像增强超分辨率

OpenFileDialog(); openFileDialog.Filter = "图文件(*.*)|*.jpg;*.png;*.jpeg;*.bmp";...{ src = Cv2.ImRead(openFileDialog.FileName); pictureBox1...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...); pictureBox2.Image= OpenCvSharp.Extensions.BitmapConverter.ToBitmap(resultMat); //Mat转Bitmap...} } } 【源码下载】 https://download.csdn.net/download/FL1623863129/88705091 【测试环境】 vs2019

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winform部署官方yolov8-rtdetr目标检测的onnx模型

System.Windows.Forms; using OpenCvSharp; namespace FIRC { public partial class Form1 : Form { Bitmap...Bitmap(openFileDialog.FileName); pictureBox1.Image = src; }...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...Bitmap(resultImg)); Cv2.PutText(frame, "FPS=" + fps, new OpenCvSharp.Point(30, 30),...vd_source=989ae2b903ea1b5acebbe2c4c4a635ee 【测试环境】 vs2019,netframework4.7.2,onnxruntime1.16.3

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圖片透明化

www.dotblogs.com.tw/chou/archive/2009/02/12/7120.aspx 有沒有辦法做到圖片的透明化，我們可以透過 MakeTransparent 達成 MSDN : Bitmap.MakeTransparent...方法 : 為這個 Bitmap 將預設的透明色彩變為透明。...As Bitmap 09 bmp = PictureBox1.Image 10 bmp.MakeTransparent(Color.White) 'Color白色的部份透明 11 bmp.Save...As Bitmap 17 bmp = PictureBox1.Image 18 bmp.GetPixel(e.X, e.Y) 19 bmp.MakeTransparent(bmp.GetPixel...(e.X, e.Y)) 20 bmp.Save("Result.bmp") 21 PictureBox2.Image = bmp 22 End Sub 23 End Class 執行結果滑鼠點選白色

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winform部署官方yolov8-obb旋转框检测的onnx模型

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OpenCvSharp实现Yolov8 Face Landmarks 人脸关键点检测

OpenFileDialog(); openFileDialog.Filter = "图文件(*.*)|*.jpg;*.png;*.jpeg;*.bmp";...{ src = Cv2.ImRead(openFileDialog.FileName); pictureBox1...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...); pictureBox2.Image= OpenCvSharp.Extensions.BitmapConverter.ToBitmap(resultMat); //Mat转Bitmap...private void btn_video_Click(object sender, EventArgs e) { } } } 测试环境： vs2019

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利用opencvsharp实现深度学习caffe模型人脸检测

OpenFileDialog(); openFileDialog.Filter = "图文件(*.*)|*.jpg;*.png;*.jpeg;*.bmp";...{ src = Cv2.ImRead(openFileDialog.FileName); pictureBox1...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...); pictureBox2.Image= OpenCvSharp.Extensions.BitmapConverter.ToBitmap(resultMat); //Mat转Bitmap...www.bilibili.com/video/BV1ZC4y1e7RC/ 【源码下载】 https://download.csdn.net/download/FL1623863129/88705587 【测试环境】 vs2019

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winform部署yolov7+CRNN实现车牌颜色识别车牌号检测识别

bmp = null; PlateManager pm = new PlateManager(); public Form1() {...=null) { bmp.Dispose(); } bmp = new...Bitmap(openFileDialog.FileName); pictureBox1.Image = bmp; }...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...989ae2b903ea1b5acebbe2c4c4a635ee 【源码下载】 https://download.csdn.net/download/FL1623863129/88781345 【测试环境】 VS2019

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利用Accord.NET做人脸检测

> /// public ListBitmap> GetFaceBitmap(Bitmap bmp,Rectangle[]...null || rect.Length == 0) return null; ListBitmap> list = new ListBitmap...bmp,Rectangle rect) { Bitmap outBitmap=new Bitmap(rect.Width,rect.Height); ...(); var rects= fdm.GetFacePosition(new Bitmap(filepath)); pictureBox1.Image=...fdm.DrawFace(new Bitmap(filepath), rects,Color.Red);

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利用OpencvSharp轻松完成人脸检测

Application.StartupPath + "\\tt.jpg"; OpenCvSharp.CascadeClassifier cascadeClassifier = new...ImRead(imageFileName); Rect[] rect= cascadeClassifier.DetectMultiScale(image); pictureBox1....Image = DrawRect(imageFileName,rect); } public Bitmap DrawRect(string imageFileName...,Rect[] rect) { Bitmap bmp = new Bitmap(imageFileName); Graphics g...} g.Dispose(); return bmp; } } } 结果：

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C#-GDI+中发生一般性错误的解决办法

创建非索引图像，例如： if (openFileDialog1.ShowDialog() == DialogResult.OK) { //创建一个bitmap类型的bmp变量来读取文件。...Bitmap bmp = new Bitmap(openFileDialog1 .FileName ); //新建第二个bitmap类型的bmp2变量，我这里是根据我的程序需要设置的。...Bitmap bmp2 = new Bitmap(1024, 768, PixelFormat.Format16bppRgb555); //将第一个bmp拷贝到bmp2中 Graphics...draw = Graphics.FromImage(bmp2); draw.DrawImage(bmp,0,0); pictureBox1.Image = (Image)bmp2...(); bmp.Dispose();//释放bmp文件资源 } 阅读原文

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C# OpenVINO部署yolov8目标检测模型

OpenFileDialog(); openFileDialog.Filter = "图文件(*.*)|*.jpg;*.png;*.jpeg;*.bmp";...{ src = Cv2.ImRead(openFileDialog.FileName); pictureBox1...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...); pictureBox2.Image= OpenCvSharp.Extensions.BitmapConverter.ToBitmap(resultMat); //Mat转Bitmap...bilibili.com/video/BV1Pi4y1z7H3/ 【源码下载】 https://download.csdn.net/download/FL1623863129/88697292 【测试环境】 vs2019

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基于deskew算法实现图像文本倾斜校正

; using System.Windows.Forms; namespace FIRC { public partial class Form1 : Form { Bitmap...OpenFileDialog(); openFileDialog.Filter = "图文件(*.*)|*.jpg;*.png;*.jpeg;*.bmp";...Bitmap(openFileDialog.FileName); pictureBox1.Image = src; }...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...bilibili.com/video/BV1x94y1g7uT 【源码下载】 https://download.csdn.net/download/FL1623863129/88694134 【测试环境】 VS2019

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【愚公系列】2023年12月 GDI+绘图专题图形图像编程基础

Bitmap类有多种构造函数，因此可以通过多种形式建立Bitmap对象，例如：从指定的现有图像建立Bitmap对象 Bitmap box1 =new Bitmap(pictureBox1.Image)...; 从指定的图像文件建立Bitmap对象，其中“C:\MyImages\TestImage.bmp”已存在的图像文件 Bitmap box2 =new Bitmap("C:\\MyImages\\TestImage.bmp...Color(); //把图片框中的图片给一个Bitmap类型 Bitmap box1 = new Bitmap(pictureBox1.Image); Bitmap box2 = new Bitmap...); //把图片框1中的图片给一个Bitmap类型 Bitmap b = new Bitmap(pictureBox1.Image); Bitmap b1 = new Bitmap(pictureBox1...); Bitmap box1 = new Bitmap(pictureBox1.Image); Bitmap box2 = new Bitmap(pictureBox1.Image); int rr

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C# OpenVINO部署yolov8实例分割模型

OpenFileDialog(); openFileDialog.Filter = "图文件(*.*)|*.jpg;*.png;*.jpeg;*.bmp";...{ src = Cv2.ImRead(openFileDialog.FileName); pictureBox1...} private void button2_Click(object sender, EventArgs e) { if(pictureBox1...); pictureBox2.Image= OpenCvSharp.Extensions.BitmapConverter.ToBitmap(resultMat); //Mat转Bitmap...www.bilibili.com/video/BV1fe411S7ag/ 【源码下载】 https://download.csdn.net/download/FL1623863129/88696606 【测试环境】 vs2019

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C#使用Emgu.CV4.8.0部署yolov7-darknet模型

【训练模型源码】 https://github.com/AlexeyAB/darknet 【测试环境】 windows10 x64 vs2019 netframeowrk4.7.2 Emgu==4.8.0...OpenFileDialog(); ofd.Filter = "(图片文件)*.*|*.bmp;*.jpg;*.jpeg;*.tiff;*.tiff;*.png"; ;...if (ofd.ShowDialog() == DialogResult.OK) { var frame = new Bitmap(ofd.FileName...416, 416);//预热 var result_img = detector.DrawImage(frame,results); pictureBox1...var cfg = Application.StartupPath + "\\weights\\yolov7-tiny.cfg"; detector = new

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GDI+ 不求人之-自己画个验证码

)里边要一个image 但是Bitmap是继承与image的所以可行（里氏转换） g.DrawString(str[i].ToString(), new Font(fonts[r.Next(0, 5)]...bmp = new Bitmap(120, 25); //FromImage(bmp)里边要一个image 但是Bitmap是继承与image的所以可行（里氏转换）...Point(r.Next(r.Next(0, bmp.Width)), r.Next(0, bmp.Height)); Point p2 = new Point(r.Next...(r.Next(0, bmp.Width)), r.Next(0, bmp.Height)); g.DrawLine(new Pen(Brushes.Green), p1...); } //将图片镶嵌到PictBox里边 pictureBox1.Image = bmp; }

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利用paddleocr.net库编写C#代码进行ocr检测和识别

C#使用轻量级深度学习模型进行车牌颜色识别和车牌号识别

winform部署官方yolov11-obb旋转框检测的onnx模型

使用OpenCvSharp实现区域文字提取

使用OpenCvSharp实现二维码图像增强超分辨率

winform部署官方yolov8-rtdetr目标检测的onnx模型

圖片透明化

winform部署官方yolov8-obb旋转框检测的onnx模型

OpenCvSharp实现Yolov8 Face Landmarks 人脸关键点检测

利用opencvsharp实现深度学习caffe模型人脸检测

winform部署yolov7+CRNN实现车牌颜色识别车牌号检测识别

利用Accord.NET做人脸检测

利用OpencvSharp轻松完成人脸检测

C#-GDI+中发生一般性错误的解决办法

C# OpenVINO部署yolov8目标检测模型

基于deskew算法实现图像文本倾斜校正

【愚公系列】2023年12月 GDI+绘图专题图形图像编程基础

C# OpenVINO部署yolov8实例分割模型

C#使用Emgu.CV4.8.0部署yolov7-darknet模型

GDI+ 不求人之-自己画个验证码

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