■ YOLO 이미지 객체를 인식하는 방법을 보여준다.
[TestProject 프로젝트]
▶ MainForm.cs
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using System; using System.Collections.Generic; using System.Diagnostics; using System.Drawing; using System.IO; using System.Linq; using System.Threading.Tasks; using System.Windows.Forms; using TestCommon; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// YOLO 레퍼 /// </summary> private YoloWrapper wrapper; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.processImageButton.Enabled = false; this.sourceDataGridView.AutoGenerateColumns = false; this.resultDataGridView.AutoGenerateColumns = false; IEnumerable<ImageInfo> imageInfoEnumerable = new DirectoryImageReader().Analyze(@".\IMAGE"); this.sourceDataGridView.DataSource = imageInfoEnumerable.ToList(); ConfigurationDetector configurationDetector = new ConfigurationDetector(); YoloConfiguration configuration = configurationDetector.Detect(); if(configuration == null) { MessageBox.Show("YOLO 구성 탐지를 실패했습니다.", "INFORMATION", MessageBoxButtons.OK, MessageBoxIcon.Information); return; } this.toolStripStatusLabel1.Text = string.Empty; this.toolStripStatusLabel2.Text = string.Empty; FormClosing += Form_FormClosing; this.sourceDataGridView.SelectionChanged += sourceDataGridView_SelectionChanged; this.sourceDataGridView.KeyDown += sourceDataGridView_KeyDown; this.processImageButton.Click += processImageButton_Click; this.resultDataGridView.SelectionChanged += resultDataGridView_SelectionChanged; Task.Run(() => Initialize(configuration)); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 폼 닫을 경우 처리하기 - Form_FormClosing(sender, e) /// <summary> /// 폼 닫을 경우 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_FormClosing(object sender, FormClosingEventArgs e) { this.wrapper.Dispose(); } #endregion #region 소스 데이터 그리드 뷰 선택 변경시 처리하기 - sourceDataGridView_SelectionChanged(sender, e) /// <summary> /// 소스 데이터 그리드 뷰 선택 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void sourceDataGridView_SelectionChanged(object sender, EventArgs e) { Image previousImage = this.pictureBox.Image; ImageInfo imageInfo = GetCurrentImageInfo(); this.pictureBox.Image = Image.FromFile(imageInfo.FilePath); previousImage?.Dispose(); this.resultDataGridView.DataSource = null; } #endregion #region 소스 데이터 그리드 뷰 키 DOWN 처리하기 - sourceDataGridView_KeyDown(sender, e) /// <summary> /// 소스 데이터 그리드 뷰 키 DOWN 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void sourceDataGridView_KeyDown(object sender, KeyEventArgs e) { if(e.KeyCode == Keys.Space) { Detect(); } } #endregion #region 이미지 처리 버튼 클릭시 처리하기 - processImageButton_Click(sender, e) /// <summary> /// 이미지 처리 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void processImageButton_Click(object sender, EventArgs e) { Detect(); } #endregion #region 결과 데이터 그리드 뷰 선택 변경시 처리하기 - resultDataGridView_SelectionChanged(sender, e) /// <summary> /// 결과 데이터 그리드 뷰 선택 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void resultDataGridView_SelectionChanged(object sender, EventArgs e) { if(!this.resultDataGridView.Focused) { return; } List<YoloItem> itemList = this.resultDataGridView.DataSource as List<YoloItem>; YoloItem item = this.resultDataGridView.CurrentRow?.DataBoundItem as YoloItem; DrawImage(itemList, item); } #endregion #region 폴더 열기 메뉴 항목 클릭시 처리하기 - openFolderMenuItem_Click(sender, e) /// <summary> /// 폴더 열기 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void openFolderMenuItem_Click(object sender, EventArgs e) { DialogResult result = this.folderBrowserDialog.ShowDialog(); if(result != DialogResult.OK) { return; } IEnumerable<ImageInfo> imageInfoEnumerable = new DirectoryImageReader().Analyze(this.folderBrowserDialog.SelectedPath); this.sourceDataGridView.DataSource = imageInfoEnumerable.ToList(); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 초기화 하기 - Initialize(configuration) /// <summary> /// 초기화 하기 /// </summary> /// <param name="configuration">YOLO 구성</param> private void Initialize(YoloConfiguration configuration) { Stopwatch stopwatch = new Stopwatch(); stopwatch.Start(); this.wrapper = new YoloWrapper(configuration.ConfigurationFilePath, configuration.WeightFilePath, configuration.NameFilePath, 0); stopwatch.Stop(); this.statusStrip.Invoke ( new MethodInvoker ( delegate() { this.toolStripStatusLabel1.Text = string.Format ( "초기화 시간 : {0} 밀리초, 탐지 시스템 : {1} ({2})", stopwatch.Elapsed.TotalMilliseconds, this.wrapper.DetectionSystemType, this.wrapper.EnvironmentReport.GraphicDeviceName ); } ) ); this.processImageButton.Invoke(new MethodInvoker(delegate () { this.processImageButton.Enabled = true; })); } #endregion #region 현재 이미지 정보 구하기 - GetCurrentImageInfo() /// <summary> /// 현재 이미지 정보 구하기 /// </summary> /// <returns>현재 이미지 정보</returns> private ImageInfo GetCurrentImageInfo() { ImageInfo imageInfo = this.sourceDataGridView.CurrentRow?.DataBoundItem as ImageInfo; return imageInfo; } #endregion #region 펜 구하기 - GetPen(confidence, width) /// <summary> /// 펜 구하기 /// </summary> /// <param name="confidence">확신도</param> /// <param name="width">너비</param> /// <returns>펜</returns> private Pen GetPen(double confidence, int width) { int size = width / 100; if(confidence > 0.5) { return new Pen(Brushes.GreenYellow, size); } else if(confidence > 0.2 && confidence <= 0.5) { return new Pen(Brushes.Orange, size); } return new Pen(Brushes.DarkRed, size); } #endregion #region 이미지 그리기 - DrawImage(itemList, selectedItem) /// <summary> /// 이미지 그리기 /// </summary> /// <param name="itemList">이미지 리스트</param> /// <param name="selectedItem">선택 이미지</param> private void DrawImage(List<YoloItem> itemList, YoloItem selectedItem = null) { ImageInfo imageInfo = GetCurrentImageInfo(); Image image = Image.FromFile(imageInfo.FilePath); using(Graphics graphics = Graphics.FromImage(image)) { foreach(YoloItem item in itemList) { int x = item.X; int y = item.Y; int width = item.Width; int height = item.Height; using(SolidBrush overlayBrush = new SolidBrush(Color.FromArgb(150, 255, 255, 102))) { using(Pen pen = GetPen(item.Confidence, image.Width)) { if(item.Equals(selectedItem)) { graphics.FillRectangle(overlayBrush, x, y, width, height); } graphics.DrawRectangle(pen, x, y, width, height); graphics.Flush(); } } } } Image previousImage = this.pictureBox.Image; this.pictureBox.Image = image; previousImage?.Dispose(); } #endregion #region 탐지하기 - Detect() /// <summary> /// 탐지하기 /// </summary> private void Detect() { if(this.wrapper == null) { return; } bool memoryTransfer = true; ImageInfo imageInfo = GetCurrentImageInfo(); byte[] imageByteArray = File.ReadAllBytes(imageInfo.FilePath); Stopwatch stopwatch = new Stopwatch(); stopwatch.Start(); List<YoloItem> itemList; if(memoryTransfer) { itemList = this.wrapper.Detect(imageByteArray).ToList(); } else { itemList = this.wrapper.Detect(imageInfo.FilePath).ToList(); } stopwatch.Stop(); this.toolStripStatusLabel2.Text = $"이미지 처리 시간 : {stopwatch.Elapsed.TotalMilliseconds:0.00} 밀리초"; this.resultDataGridView.DataSource = itemList; DrawImage(itemList); } #endregion } } |
