private void DetectToolStripMenuItem_Click_1(object sender, EventArgs e)
{
if (openFileDialog1.FileName == null || openFileDialog1.FileName == "") return;
var ObjectList = new List<Image<Gray, byte>>();
var ObjectBoundList = new List<Rectangle>();
var arrowSignDetector = new ArrowSignDetector();
Image<Bgr, byte> image = new Image<Bgr, byte>(openFileDialog1.FileName);
Image<Gray, byte> grayImage = null;
Bitmap grayImg = arrowSignDetector.DetectObject(image, ObjectList, ObjectBoundList, grayImage, _setStandardPictureForm.target, ushort.Parse(nudBlackThreshold.Value.ToString()));
for (int i = 0; i < ObjectList.Count; i++)
{
Rectangle rect = ObjectBoundList[i];
image.Draw(rect, new Bgr(Color.Aquamarine), 2);
}
pbBlackWhite.Image = image.Bitmap;
pbAfter.Image = grayImg;
}
// 分析条形码贴纸
private void AnalyseSelectArea(ushort threshold)
{
var img = new Image<Bgr, byte>(bitmap);
int left = Math.Min(selectAreaStartPoint.X, selectAreaEndPoint.X);
int right = Math.Max(selectAreaStartPoint.X, selectAreaEndPoint.X);
int top = Math.Min(selectAreaStartPoint.Y, selectAreaEndPoint.Y);
int buttom = Math.Max(selectAreaStartPoint.Y, selectAreaEndPoint.Y);
/*int left = selectAreaStartPoint.X;
int right = selectAreaEndPoint.X;
int top = selectAreaStartPoint.Y;
int buttom = selectAreaEndPoint.Y;*/
double xR = (double)bitmap.Width / (double)pbStandard.Width;
double yR = (double)bitmap.Height / (double)pbStandard.Height;
if(threshold == 0)
{
_threshold = threshold = ushort.Parse(thresholdUpDown.Value.ToString());
}
var detector = new ArrowSignDetector();
target = detector.FindExernalDefault(img,
(int) (left*xR),
(int) (right*xR),
(int) (top*yR),
(int) (buttom*yR),
threshold);
areaPosition[0] = (int) (left*xR);
areaPosition[1] = (int) (right*xR);
areaPosition[2] = (int) (top*yR);
areaPosition[3] = (int) (buttom*yR);
if (target == null )
tsslInfo.Text = "未识别出目标图形";
else
{
tsslInfo.Text = "已识别出目标图形";
drawBarCodeTipCornerList.Clear();
}
pbStandard.Invalidate();
}