机器视觉通用平台之OCR字符识别算法UI

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using CvBase;
using CWindowTool;
using HalconDotNet;
namespace CvImageTool
{
public partial class OCRForm : Form
{
private int ProcessIndex { set; get; }
private int ImageOptIndex { set; get; }
private string Description { set; get; }
private OCRTool ocrTool;
private List<BaseProcess> processes;
private CWindows[] cCWindows;
public OCRForm()
{
InitializeComponent();
}
public OCRForm(int processIndex, int imageOptIndex, string cProcessSettingFilePath, string cImageOptSettingFilePath,
string trainFilePath, string cDescription, List<BaseProcess> baseProcesses, CWindows[] cWindows)
{
this.StartPosition = FormStartPosition.CenterParent;
InitializeComponent();
this.ProcessIndex = processIndex;
this.ImageOptIndex = imageOptIndex;
this.Description = cDescription;
this.processes = baseProcesses;
this.cCWindows = cWindows;
ocrTool = new OCRTool(processIndex, imageOptIndex, cProcessSettingFilePath, cImageOptSettingFilePath, trainFilePath, processes, cWindows);
}
private void OCRForm_Load(object sender, EventArgs e)
{
Image_OptNameCMBox.Items.Clear();
Image_OptNameCMBox.Items.Add("相机");
Matrix_OptNameCMBox.Items.Clear();
for (int i = 0; i < ImageOptIndex; i++)
{
string cDes = processes[ProcessIndex].BaseImageOpts[i].Description;
Image_OptNameCMBox.Items.Add(cDes);
Matrix_OptNameCMBox.Items.Add(cDes);
}
if (ocrTool.ReadFile(Description))
{
string[] values = ocrTool.imageSelect.Split('_');
if (values.Length == 2)
{
Image_OptNameCMBox.Text = values[0];
Image_ParamNameCMBox.Text = values[1];
}
else if (values.Length == 1)
{
Image_OptNameCMBox.Text = values[0];
}
values = ocrTool.affinMatrixSelect.Split('_');
if (values.Length == 2)
{
Matrix_OptNameCMBox.Text = values[0];
Matrix_ParamNameCMBox.Text = values[1];
}
else if (values.Length == 1)
{
Matrix_OptNameCMBox.Text = values[0];
}
}
propertyGrid1.SelectedObject = ocrTool.ocrParams;
ShowCharRegionCBox.Checked = ocrTool.isShowCharRegion;
ShowROICBox.Checked = ocrTool.isShowROI;
ShowCharCBox.Checked = ocrTool.isShowChar;
if (ocrTool.ocrParams.ROILength1 != 0 && ocrTool.ocrParams.ROILength2 != 0)
{
cWindows1.ADrawROI2d.VR._X = ocrTool.ocrParams.ROICenterColumn;
cWindows1.ADrawROI2d.VR._Y = ocrTool.ocrParams.ROICenterRow;
cWindows1.ADrawROI2d.VR._Angle = ocrTool.ocrParams.ROIAngle;
cWindows1.ADrawROI2d.VR._Length1 = ocrTool.ocrParams.ROILength1;
cWindows1.ADrawROI2d.VR._Length2 = ocrTool.ocrParams.ROILength2;
}
if (cCWindows[ProcessIndex].AImage2d != null)
{
//HOperatorSet.CopyObj(cCWindows[ProcessIndex].AImage2d, out HObject objectsSelected, 1, 1);
//cWindows1.AImage2d = objectsSelected;
cWindows1.AImage2d = cCWindows[ProcessIndex].AImage2d;
}
InitCWImage();
cWindows1.ADisplay();
}
private void InitCWImage()
{
#region 界面图像初始化
string[] imageSelects = ocrTool.imageSelect.Split('_');
if (imageSelects.Length != 2) return;
if (imageSelects[0] == "相机")
{
if (imageSelects[1] == "灰度图")
cWindows1.AImage2d = processes[ProcessIndex].ImageGray;
else
cWindows1.AImage2d = processes[ProcessIndex].ImageHeight;
}
else
{
ProcessTool.Instance.FindImageOpt(processes[ProcessIndex], imageSelects[0], out BaseImageOpt paramByImageOpt1, out int paramByImageOptIndex1);
if (paramByImageOptIndex1 >= 0)
{
processes[ProcessIndex].BaseImageOutParams[paramByImageOptIndex1].GetHObjectValue(imageSelects[1], out HObject value);
cWindows1.AImage2d = value;
}
}
#endregion
}
private void Image_OptNameCMBox_SelectedIndexChanged(object sender, EventArgs e)
{
if (Image_OptNameCMBox.SelectedIndex > 0)
{
Image_ParamNameCMBox.Items.Clear();
foreach (string value in processes[ProcessIndex].BaseImageOutParams[Image_OptNameCMBox.SelectedIndex - 1].OutputHObjectNames)
Image_ParamNameCMBox.Items.Add(value);
}
else if (Image_OptNameCMBox.SelectedIndex == 0)
{
Image_ParamNameCMBox.Items.Clear();
Image_ParamNameCMBox.Items.Add("灰度图");
Image_ParamNameCMBox.Items.Add("深度图");
}
else
{
Image_ParamNameCMBox.Items.Clear();
}
}
private void Matrix_OptNameCMBox_SelectedIndexChanged(object sender, EventArgs e)
{
if (Matrix_OptNameCMBox.SelectedIndex >= 0)
{
Matrix_ParamNameCMBox.Items.Clear();
foreach (string value in processes[ProcessIndex].BaseImageOutParams[Matrix_OptNameCMBox.SelectedIndex].OutputHTupleNames)
Matrix_ParamNameCMBox.Items.Add(value);
}
}
private void SaveROIBtn_Click(object sender, EventArgs e)
{
cWindows1.ADrawROI2d.ROIValue();
ocrTool.ocrParams.ROICenterRow = cWindows1.ADrawROI2d.VR._Y;
ocrTool.ocrParams.ROICenterColumn = cWindows1.ADrawROI2d.VR._X;
ocrTool.ocrParams.ROIAngle = cWindows1.ADrawROI2d.VR._Angle;
ocrTool.ocrParams.ROILength1 = cWindows1.ADrawROI2d.VR._Length1;
ocrTool.ocrParams.ROILength2 = cWindows1.ADrawROI2d.VR._Length2;
ocrTool.WriteFile(Description);
}
private void SaveBtn_Click(object sender, EventArgs e)
{
ocrTool.imageSelect = Image_OptNameCMBox.Text + "_" + Image_ParamNameCMBox.Text;
ocrTool.affinMatrixSelect = Matrix_OptNameCMBox.Text + "_" + Matrix_ParamNameCMBox.Text;
ocrTool.isShowChar = ShowCharCBox.Checked;
ocrTool.isShowCharRegion = ShowCharRegionCBox.Checked;
ocrTool.isShowROI = ShowROICBox.Checked;
ocrTool.ocrParams = propertyGrid1.SelectedObject as OCRParams;
ocrTool.WriteFile(Description);
}
private void TestBtn_Click(object sender, EventArgs e)
{
InitCWImage();
ocrTool.Image = cWindows1.AImage2d;
cWindows1.ADispose();
dataGridView1.Rows.Clear();
dataGridView1.Rows.Add(1);
Stopwatch sw = new Stopwatch();
sw.Start();
ocrTool.Running(out HTuple classWord, out HTuple confidence, out HObject rectangle, out HObject wordRegions);
sw.Stop();
label3.Text = "总计运行时间:" + sw.ElapsedMilliseconds;
if (ShowROICBox.Checked)
{
CObject cObject = new CObject();
cObject._Color = "blue";
cObject._Draw = false;
cObject._Object = rectangle;
cWindows1.AObject.Add(cObject);
}
if (confidence.Length > 0)
{
string code = "";
if (ShowCharCBox.Checked)
{
CText cText01 = new CText();
for (int i = 0; i < classWord.Length; i++)
{
code += classWord[i].S;
}
cText01._Text = "Code:" + code.ToString();
cText01._X = 100;
cText01._Y = 100;
cText01._Color = "blue";
cWindows1.AText.Add(cText01);
}
if (ShowCharRegionCBox.Checked)
{
CObject cObject = new CObject();
cObject._Color = "green";
cObject._Draw = false;
cObject._Object = wordRegions;
cWindows1.AObject.Add(cObject);
}
dataGridView1.Rows[0].Cells[0].Value = code.ToString();
}
cWindows1.ADisplay();
}
HObject wordRegions = null;
HObject rectanges = null;
private void GetWordBtn_Click(object sender, EventArgs e)
{
try
{
this.cWindows1.ADispose();
ocrTool.Image = this.cWindows1.AImage2d;
this.cWindows1.ADrawROI2d.ROIValue();
ocrTool.GetWordRegion(out wordRegions, out rectanges);
CWindowTool.CObject cObject = new CWindowTool.CObject();
cObject._Color = "green";
cObject._Object = wordRegions;
cObject._Draw = false;
this.cWindows1.AObject.Add(cObject);
HObject cRect = new HObject();
for (int i = 1; i <= wordRegions.CountObj(); i++)
{
cRect = wordRegions.SelectObj(i);
HOperatorSet.AreaCenter(cRect, out HTuple area, out HTuple row, out HTuple col);
CWindowTool.CText cText = new CWindowTool.CText();
cText._Color = "blue";
cText._Text = i.ToString();
cText._X = col;
cText._Y = row;
this.cWindows1.AText.Add(cText);
}
CWindowTool.CObject cObject1 = new CWindowTool.CObject();
cObject1._Color = "blue";
cObject1._Object = rectanges;
cObject1._Draw = false;
this.cWindows1.AObject.Add(cObject1);
this.cWindows1.ADisplay();
this.cWindows1.ADrawROI2d.ROIDelete();
}
catch { }
}
private void TrainWordBtn_Click(object sender, EventArgs e)
{
try
{
if (!ocrTool.Train(wordRegions, textBox1.Text.Trim()))
{
MessageBox.Show("训练出错!");
}
//if (ocrTool.trainFile == "")
// ocrTool.trainFile = test.file_Valuejson.Substring(0, test.file_Valuejson.LastIndexOf('\\') + 1) + System.DateTime.Now.ToString("ocr_yyyyMMddHHmmssff") + ".trf";
//if (!test.algorithOCR.Train(test.image, test._Value, wordRegion, textBox1.Text.Trim()))
//{
// MessageBox.Show("训练出错!");
//}
}
catch { }
}
}
}
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