private void compareHistButton_Click(object sender, RoutedEventArgs e)
{
int i = 0;
//值方圖匹配的參數預設
histMatchRate = 1;
matchIndex = -1;
ShowHistViewer(templateHistImgBox, showTemplateHistImg, "樣板影像");
foreach (Contour <System.Drawing.Point> c in topContours)
{
if (i == 3)
{
break;
}
DenseHistogram observedRectHist;
Image <Bgr, byte> observedContourRectImg = DetectObjects.GetBoundingBoxImage(c, loadTestImg);
double compareRate = DetectObjects.CompareHistogram(templateHist, observedContourRectImg, out observedRectHist);
if (compareRate < histMatchRate)
{
histMatchRate = compareRate;
matchIndex = i;
}
showObservedHistImg = SystemToolBox.DrawHsvHistogram(observedRectHist);
ShowHistViewer(new ImageViewer(), showObservedHistImg, "觀察影像" + i);
System.Windows.MessageBox.Show("compareRate is =" + compareRate.ToString());
i++;
}
}
private void extractFeatureButton_Click(object sender, EventArgs e)
{
if (learningSys != null)
{
surfData = learningSys.CalSURFFeature();
Image <Bgr, byte> drawKeyPointImg = SystemToolBox.DrawSURFFeature(surfData);
new ImageViewer(SystemToolBox.DrawSURFFeatureToWPF(surfData, surfData.GetImg())).Show();
extractFeatureImgBox.Image = drawKeyPointImg.Resize(320, 240, INTER.CV_INTER_LINEAR);
}
}
private void getMappingFeatureButton_Click(object sender, RoutedEventArgs e)
{
if (templateHistFilePathName != null)
{
string templateHistFileName = System.IO.Path.GetFileName(templateHistFilePathName); //取得路徑的檔案名稱
templateSURFPathFileName = SystemToolBox.GetMappingDescriptorDataFile(templateHistFileName, dir);
if (templateSURFPathFileName != null)
{
templateSurfFeature = MatchRecognition.ReadSURFFeature(templateSURFPathFileName);
Image <Bgr, byte> showFeatureImg = SystemToolBox.DrawSURFFeature(templateSurfFeature);
new ImageViewer(showFeatureImg, "取得樣板特徵圖像").Show();
}
}
}
private void HsvHistButton_Click(object sender, EventArgs e)
{
int HBins = 50;
int SBins = 0;
int VBins = 0;
bool isCorrectValue = false;
if (HistDim == 1 && int.TryParse(HBinTextBox.Text, out HBins))
{
isCorrectValue = true;
}
else if (HistDim == 2 && int.TryParse(HBinTextBox.Text, out HBins) && int.TryParse(SBinTextBox.Text, out SBins))
{
isCorrectValue = true;
}
else
{
MessageBox.Show("數值不對");
}
if (wantExtractFeatureImage != null && isCorrectValue)
{
if (learningSys != null)
{
learningSys.SetLearningImage(wantExtractFeatureImage);
}
else
{
learningSys = new FeatureLearning(wantExtractFeatureImage);
}
templateHist = learningSys.CalHist(HistDim, HBins, SBins, VBins);
if (HistDim <= 2)
{
showTemplateHistImg = SystemToolBox.DrawHsvHistogram(templateHist);
ShowHistViewer(templateHistImgBox, showTemplateHistImg, "樣板影像");
}
else
{
MessageBox.Show("Dim = " + HistDim + ",can;t draw");
}
}
else
{
MessageBox.Show("圖片未載入");
}
}
private void extractFeatureButton_Click(object sender, EventArgs e)
{
if (wantExtractFeatureImage != null)
{
if (learningSys != null)
{
learningSys.SetLearningImage(wantExtractFeatureImage);
}
else
{
learningSys = new FeatureLearning(wantExtractFeatureImage);
}
surfData = learningSys.CalSURFFeature();
//Draw Feature
Image <Bgr, byte> drawKeyPointImg = SystemToolBox.DrawSURFFeature(surfData);
new ImageViewer(drawKeyPointImg, "擷取特徵點結果").Show();
}
}
//////////////////////////////////////////////////////////////////////////////////////////////
#endregion
#region 讀值方圖檔
//////////////////////////////////////////////////////////////////////////////////////////////
/// <summary>
/// 讀取直方圖(只支援一維與二維
/// </summary>
/// <param name="fileName">檔案路徑名稱</param>
/// <param name="isShowHist">是否要顯示值方圖</param>
/// <returns>回傳值方圖類別</returns>
public static DenseHistogram ReadHistogram(string fileName, bool isShowHist)
{
string format = Path.GetExtension(fileName); //取得副檔名
DenseHistogram histogram = FeatureDataFilesOperation.ReadHistogramDataFromBinaryXml(fileName);
Console.WriteLine("Read Histogram Data in " + format + "........\n ");
if (isShowHist)
{
if (histogram.Dimension == 1)
{
SystemToolBox.Show1DHistogramDataOnConsole(histogram);
}
else if (histogram.Dimension == 2)
{
SystemToolBox.Show2DHistogramDataOnConsole(histogram);
}
}
Console.WriteLine("\n");
return(histogram);
}
private void loadHistFileButton_Click(object sender, RoutedEventArgs e)
{
string filename = OpenLearnedHistogramDataFile();
if (filename != null)
{
templateHistFilePathName = filename;
templateHist = DetectObjects.ReadHistogram(templateHistFilePathName, true);
if (templateHist.Dimension < 3)
{
showTemplateHistImg = SystemToolBox.DrawHsvHistogram(templateHist);
ShowHistViewer(templateHistImgBox, showTemplateHistImg, "樣板影像");
}
else
{
System.Windows.MessageBox.Show("Dim = " + templateHist.Dimension.ToString() + ",can;t draw");
}
}
}
/// <summary>
/// 儲存值方圖資料
/// </summary>
/// <param name="fileName">檔案路徑名稱</param>
/// <param name="hsvHist">值方圖資料</param>
/// <returns>回傳是否儲存成功</returns>
public bool SaveHistogram(string fileName, DenseHistogram hsvHist)
{
if (hsvHist != null)
{
string format = Path.GetExtension(fileName); //取得副檔名
if (format == ".xml")
{
FeatureDataFilesOperation.WriteHistogramDataToBinaryXml(hsvHist, fileName);
}
//Console Output觀看數值
Console.WriteLine("Save Histogram Data in " + format + "........\n ");
if (hsvHist.Dimension == 1)
{
SystemToolBox.Show1DHistogramDataOnConsole(hsvHist);
}
else if (hsvHist.Dimension == 2)
{
SystemToolBox.Show2DHistogramDataOnConsole(hsvHist);
}
Console.WriteLine("\n");
return(true);
}
return(false);
}
////////////////////////////////////////////////////////////////////////////
#endregion
/// <summary>
/// 執行辨識
/// </summary>
/// <param name="isDrawResultToShowOnDialog">是否要顯示出辨識的結果</param>
/// <returns>回傳看板資訊, 格式=>"看板名稱" ;請記得做字串切割,若無比對到或有任何問題則會回傳null</returns>
public void RunRecognition(bool isDrawResultToShowOnDialog)
{
SURFMatchedData mathedObjectsData = null;
string matchedFileName = null;
Image <Bgr, byte> observedContourRectImg = null;
if (surfFiles.Count != 0 && histFiles.Count != 0)
{
Stopwatch watch = Stopwatch.StartNew();
////偵測物體
foreach (string histFilePath in histFiles)
{
//1.取出直方圖資料
DenseHistogram hist;
string histFilename = System.IO.Path.GetFileName(histFilePath);
if (!histDatas.ContainsKey(histFilename))
{
hist = DetectObjects.ReadHistogram(histFilePath, false);
histDatas.Add(histFilename, hist);
}
else
{
hist = histDatas[histFilename];
}
//2.取出SURF資料
string templateHistFileName = System.IO.Path.GetFileName(histFilePath); //取得路徑的檔案名稱
string templateSURFPathFileName = SystemToolBox.GetMappingDescriptorDataFile(templateHistFileName, dir);
SURFFeatureData templateSurf;
string surfFilename = System.IO.Path.GetFileName(templateSURFPathFileName);
if (!surfDatas.ContainsKey(surfFilename))
{
templateSurf = MatchRecognition.ReadSURFFeature(templateSURFPathFileName);
surfDatas.Add(surfFilename, templateSurf);
}
else
{
templateSurf = surfDatas[surfFilename];
}
//3.做偵測
using (Image <Gray, byte> backProjectImg = DetectObjects.DoBackProject(hist, observedImg))
using (Image <Gray, byte> binaryImg = DetectObjects.DoBinaryThreshold(backProjectImg, 200)) {
Image <Gray, byte> morphologyImg = DetectObjects.DoErode(binaryImg, 2);
morphologyImg = DetectObjects.DoDilate(morphologyImg, 1);
List <Contour <System.Drawing.Point> > topContours = DetectObjects.GetOrderMaxContours(morphologyImg);
//new ImageViewer(DetectObjects.DrawContoursTopThreeBoundingBoxOnImg(topContours, observedImg.Copy())).Show();
int i = 0;
double histMatchRate = 1;
int matchIndex = -1;
foreach (Contour <System.Drawing.Point> c in topContours)
{
if (i == 3)
{
break;
}
//判斷待偵測的輪廓面積是否過小，如果太小就省略
if (c.Area >= (templateSurf.GetImg().Width *templateSurf.GetImg().Height) * 0.4)
{
DenseHistogram observedRectHist;
observedContourRectImg = DetectObjects.GetBoundingBoxImage(c, observedImg.Copy());
double compareRate = DetectObjects.CompareHistogram(hist, observedContourRectImg, out observedRectHist);
if (compareRate < histMatchRate)
{
histMatchRate = compareRate;
matchIndex = i;
}
observedRectHist.Dispose();
}
i++;
}
if (histMatchRate < 0.5)
{
//影像正規化(如果觀察影像過大的話)
// if (observedContourRectImg != null && observedContourRectImg.Height * observedContourRectImg.Width > templateSurf.GetImg().Width * templateSurf.GetImg().Height)
//observedContourRectImg = observedContourRectImg.Resize(templateSurf.GetImg().Width, templateSurf.GetImg().Height, INTER.CV_INTER_LINEAR);
//取出特徵
if (obervedSurfData == null && observedContourRectImg != null)
{
obervedSurfData = SURFMatch.CalSURFFeature(observedContourRectImg);
observedContourRectImg.Dispose();
}
//匹配特徵並取回匹配到的特徵
SURFMatchedData mathedCandidateData = MatchRecognition.MatchSURFFeatureForVideoObjs(templateSurf, obervedSurfData, null);
//招出最好的特徵
if (mathedCandidateData != null && mathedCandidateData.GetHomography() != null)
{
if (mathedObjectsData == null)
{
mathedObjectsData = mathedCandidateData;
matchedFileName = templateSURFPathFileName;
}
else if (mathedCandidateData.GetMatchedCount() > mathedObjectsData.GetMatchedCount() && mathedCandidateData.GetHomography() != null)
{
mathedObjectsData = mathedCandidateData;
matchedFileName = templateSURFPathFileName;
}
}
}
morphologyImg.Dispose();
topContours.Clear();
if (mathedObjectsData != null && obervedSurfData != null)
{
SURFMatch.ShowSURFMatchForm(mathedObjectsData, obervedSurfData, viewer);
}
}
}
watch.Stop();
Console.WriteLine("File = " + System.IO.Path.GetFileName(matchedFileName) + " Video Analytics time = " + watch.ElapsedMilliseconds);
//if (matchedFileName != null)
//{
// string[] split = System.IO.Path.GetFileName(matchedFileName).Split('b');
// //voice.Speak("前方有" + split[0], SpeechVoiceSpeakFlags.SVSFlagsAsync);
//}
}
}
