private void detectHoughLineButton_Click(object sender, RoutedEventArgs e)
{
candidateHoughLineEquations.Clear();
candidateHoughLineEquationsForReplay.Clear();
candidateHoughLineEquations = ZebraCrossingDetector.DetectHoughLine(processingImg);
//步驟用
candidateHoughLineEquationsForReplay = candidateHoughLineEquations.ToList <LineEquation>();
//Show Image
LinkedListNode <LineEquation> node = candidateHoughLineEquations.First;
Image <Bgr, byte> houghlineImg = oriImg.Clone();
int colorIndex = 0;
while (node != null)
{
houghlineImg.Draw(node.Value.Line, Utilities.LineColors[(colorIndex % Utilities.LineColors.Length)], 2);
node = node.Next;
colorIndex++;
}
houghLineViewer.Image = houghlineImg;
houghLineViewer.Text = "HoughLine 偵測畫面";
houghLineViewer.Show();
}
private void repairLinesButton_Click(object sender, RoutedEventArgs e)
{
candidateHoughLineEquations = ZebraCrossingDetector.RepairedLines(candidateHoughLineEquations, oriImg);
//Show repaired Image
showFinishedRepairedHoughLineImg = oriImg.Copy();
int i = 0;
//ToArray避開刪除後的List長度問題
LinkedListNode <LineEquation> node = candidateHoughLineEquations.First;
while (node != null)
{
//把線段畫上去
showFinishedRepairedHoughLineImg.Draw(node.Value.Line, Utilities.LineColors[(i % Utilities.LineColors.Length)], 2);
//下一個Node
node = node.Next;
i++;
}
repairedHoughLineViwer.Image = showFinishedRepairedHoughLineImg;
repairedHoughLineViwer.Text = "HoughLine 修復完成";
if (repairedHoughLineViwer.Visible)
{
repairedHoughLineViwer.Hide(); //隱藏式窗,下次再show出
}
repairedHoughLineViwer.Show();
}
private void AnalyzeBlackWhiteButton_Click(object sender, RoutedEventArgs e)
{
Image <Bgr, byte> stasticDst = new Image <Bgr, byte>(640, 480, new Bgr(System.Drawing.Color.White));
Image <Bgr, byte> drawScanLineImg = oriImg.Clone();
bool isZebra = ZebraCrossingDetector.AnalyzeZebraCrossingTexture(mainDirectionLineGroupId, linesHistogram, processingImg, oriImg, stasticDst, drawScanLineImg);
new ImageViewer(stasticDst, "統計圖表").Show();
//Show Scan Line
new ImageViewer(drawScanLineImg, "繪製掃描線路徑").Show();
if (isZebra)
{
System.Windows.MessageBox.Show("前方有斑馬線");
}
}
/////////////////////////////////////////////////////////////////////////////////////
private void loadImgButton_Click(object sender, RoutedEventArgs e)
{
string filename = OpenImgFile();
if (filename != null)
{
oriImg = ZebraCrossingDetector.LoadImg(filename);
loadImgBox.Image = oriImg;
//清空先前的資料
candidateZebraCrossingsByHoughLine.Clear();
//清空原先上一張偵測的圖
crossingConnectionlines.Clear();
repairedHoughLine.Clear();
showFinishedRepairedHoughLineStepImg = oriImg.Copy();
linesHistogram.Clear();
}
}
private void testVideoTimer_Tick(object sender, EventArgs e)
{
//如果有影片
if (testVideoCapture != null)
{
if (isPlay)
{
lock (this)
{
int currentFrameIndex = (int)testVideoCapture.GetCaptureProperty(Emgu.CV.CvEnum.CAP_PROP.CV_CAP_PROP_POS_FRAMES);
//如果Frame的index沒有差過影片的最大index
if (currentFrameIndex < videoTotalFrame)
{
Image <Bgr, byte> currentFrame = QueryFrameAndShow();
bool isZebra;
//處理辨識===========================================================
if (currentFrame != null && ((!isVideoZebra) || (isVideoZebra && (currentFrameIndex % 60 == 0))))
{
if ((isVideoZebra && (currentFrameIndex % 5 == 0)))
{
isVideoZebra = false;
}
candidateHoughLineEquations.Clear();
Stopwatch watch = Stopwatch.StartNew();
oriImg = ZebraCrossingDetector.ToCrop(currentFrame);
processingImg = ZebraCrossingDetector.ToGray(oriImg);
processingImg = ZebraCrossingDetector.MaskWhite(processingImg);
processingImg = ZebraCrossingDetector.PepperFilter(processingImg);
candidateHoughLineEquations = ZebraCrossingDetector.DetectHoughLine(processingImg);
candidateHoughLineEquations = ZebraCrossingDetector.RepairedLines(candidateHoughLineEquations, oriImg);
if (candidateHoughLineEquations.Count != 0)
{
linesHistogram = ZebraCrossingDetector.MainGroupLineFilter(candidateHoughLineEquations, ref mainDirectionLineGroupId);
Image <Bgr, byte> stasticDst = new Image <Bgr, byte>(640, 480, new Bgr(System.Drawing.Color.White));
Image <Bgr, byte> drawScanLineImg = oriImg.Clone();
isZebra = ZebraCrossingDetector.AnalyzeZebraCrossingTexture(mainDirectionLineGroupId, linesHistogram, processingImg, oriImg, stasticDst, drawScanLineImg);
}
else
{
isZebra = false;
}
watch.Stop();
Console.WriteLine("Crossing Analytics time = " + watch.ElapsedMilliseconds);
if (isVideoZebra != isZebra && isZebra)
{
Console.WriteLine("前方有斑馬線");
//voice.Speak("前方有斑馬線", SpeechVoiceSpeakFlags.SVSFlagsAsync);
isVideoZebra = true;
showIsCrossingTextBlock.Text = "前方有斑馬線";
count++;
}
else
{
showIsCrossingTextBlock.Text = "";
}
}
}
else
{
Console.WriteLine("偵測次數" + count);
count = 0;
ResetVideo();
}
}
}
else if (isStop)
{
//關閉，回到一開始畫面
ResetVideo();
}
}
}
private void filterLinesButton_Click(object sender, RoutedEventArgs e)
{
linesHistogram = ZebraCrossingDetector.MainGroupLineFilter(candidateHoughLineEquations, ref mainDirectionLineGroupId);
}
private void stepRepairLinesButton_Click(object sender, RoutedEventArgs e)
{
showSearchrepairedHoughLineStepImg = new Image <Bgr, byte>(oriImg.Width, oriImg.Height, new Bgr(System.Drawing.Color.Black));
System.Drawing.Point p;
//透過點擊按鈕來實現一步一步的迴圈方式觀看
if (candiateLineEquation_i < candidateHoughLineEquationsForReplay.Count)
{
bool interset = false;
if (candiateLineEquation_j < candidateHoughLineEquationsForReplay.Count)
{
int x = 0, y = 0;
LineSegment2D repairedLine = new LineSegment2D();
//預設資料都是0
Console.WriteLine(repairedLine.Length + "," + repairedLine.P1 + "," + repairedLine.P2);
//繪製正在比較有無共線或是相交的線段
showSearchrepairedHoughLineStepImg.Draw(candidateHoughLineEquationsForReplay[candiateLineEquation_i].Line, Utilities.LineColors[(candiateLineEquation_i % Utilities.LineColors.Length)], 1);
showSearchrepairedHoughLineStepImg.Draw(candidateHoughLineEquationsForReplay[candiateLineEquation_j].Line, Utilities.LineColors[(candiateLineEquation_j % Utilities.LineColors.Length)], 1);
//判斷是否共線或是相交的線段
interset = ZebraCrossingDetector.CheckIntersectOrNot(candidateHoughLineEquationsForReplay[candiateLineEquation_i], candidateHoughLineEquationsForReplay[candiateLineEquation_j], out p, ref repairedLine, oriImg);
if (interset)
{
showSearchrepairedHoughLineStepImg.Draw(new CircleF(new System.Drawing.PointF(x, y), 1), new Bgr(255, 255, 255), 1);
//改掉原先的線段
candidateHoughLineEquationsForReplay[candiateLineEquation_i].Line = repairedLine;
//並刪除被比較的線段
candidateHoughLineEquationsForReplay.RemoveAt(candiateLineEquation_j);
}
candiateLineEquation_j++;
repairedHoughLineStepViewer.Image = showFinishedRepairedHoughLineStepImg;
searchRepairHoughLineStepViewer.Image = showSearchrepairedHoughLineStepImg;
}
else
{
//並把這次比過的線段畫上去
showFinishedRepairedHoughLineStepImg.Draw(candidateHoughLineEquationsForReplay[candiateLineEquation_i].Line, Utilities.LineColors[(candiateLineEquation_i % Utilities.LineColors.Length)], 2);
//換到下一條比對的線段
candiateLineEquation_i++;
//都從0開始比，並跳過自己
candiateLineEquation_j = candiateLineEquation_i + 1;
}
}
else
{
System.Windows.MessageBox.Show("檢測完畢");
candiateLineEquation_i = 0;
candiateLineEquation_j = candiateLineEquation_i + 1;
showSearchrepairedHoughLineStepImg = new Image <Bgr, byte>(oriImg.Width, oriImg.Height, new Bgr(System.Drawing.Color.Black));
}
repairedHoughLineStepViewer.Text = "HoughLine 修復檢測完成";
if (repairedHoughLineStepViewer.Visible)
{
repairedHoughLineStepViewer.Hide(); //隱藏式窗,下次再show出
}
repairedHoughLineStepViewer.Show();
searchRepairHoughLineStepViewer.Text = "HoughLine 修復檢測";
if (searchRepairHoughLineStepViewer.Visible)
{
searchRepairHoughLineStepViewer.Hide(); //隱藏式窗,下次再show出
}
searchRepairHoughLineStepViewer.Show();
}
private void pepperfilter_Click(object sender, RoutedEventArgs e)
{
processingImg = ZebraCrossingDetector.PepperFilter(processingImg);
processingImgBox.Image = processingImg;
}
private void maskWhiteButton_Click(object sender, RoutedEventArgs e)
{
processingImg = ZebraCrossingDetector.MaskWhite(processingImg);
processingImgBox.Image = processingImg;
}
private void toGrayButton_Click(object sender, RoutedEventArgs e)
{
processingImg = ZebraCrossingDetector.ToGray(oriImg);
processingImgBox.Image = processingImg;
}
private void cropImgButton_Click(object sender, RoutedEventArgs e)
{
oriImg = ZebraCrossingDetector.ToCrop(oriImg);
loadImgBox.Image = oriImg;
}
