diff options
Diffstat (limited to 'UVtools.GUI/FrmMain.cs')
| -rw-r--r-- | UVtools.GUI/FrmMain.cs | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/UVtools.GUI/FrmMain.cs b/UVtools.GUI/FrmMain.cs index 3cc5222..feb9a91 100644 --- a/UVtools.GUI/FrmMain.cs +++ b/UVtools.GUI/FrmMain.cs @@ -1720,19 +1720,25 @@ namespace UVtools.GUI #if DEBUG greyscale = greyscale.ThresholdBinary(new Gray(254), new Gray(255)); VectorOfVectorOfPoint contours = new VectorOfVectorOfPoint(); - Mat external = new Mat(); + Mat hierarchy = new Mat(); - CvInvoke.FindContours(greyscale, contours, external, RetrType.Ccomp, ChainApproxMethod.ChainApproxSimple); + CvInvoke.FindContours(greyscale, contours, hierarchy, RetrType.Ccomp, ChainApproxMethod.ChainApproxSimple); - var arr = external.GetData(); + /* + * hierarchy[i][0]: the index of the next contour of the same level + * hierarchy[i][1]: the index of the previous contour of the same level + * hierarchy[i][2]: the index of the first child + * hierarchy[i][3]: the index of the parent + */ + var arr = hierarchy.GetData(); for (int i = 0; i < contours.Size; i++) { - if ((int)arr.GetValue(0, i, 2) != -1 || (int)arr.GetValue(0, i, 3) == -1) continue; + if ((int)arr.GetValue(0, i, 3) >= 0) continue; var r = CvInvoke.BoundingRectangle(contours[i]); - CvInvoke.Rectangle(greyscale, r, new MCvScalar(80), 3); + CvInvoke.Rectangle(greyscale, r, new MCvScalar(80), 2); greyscale.Draw(contours, i, new Gray(125), -1); - + } #else |