generic-library/opencv
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In response to Bug #2927

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change to reject contours with moms.m00 = 0.0
This commit is contained in:
gpsinghsandhu 2013-03-30 00:33:22 +05:30
parent f77a375354
commit 0d16a9befb
1 changed files with 11 additions and 1 deletions
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10
modules/features2d/src/blobdetector.cpp
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@ -240,6 +240,13 @@ void SimpleBlobDetector::findBlobs(const cv::Mat &image, const cv::Mat &binaryIm
continue; continue;
} }
bool blob_valid = true;
if (moms.m00 == 0.0)
{
blob_valid = false;
}
center.location = Point2d(moms.m10 / moms.m00, moms.m01 / moms.m00); center.location = Point2d(moms.m10 / moms.m00, moms.m01 / moms.m00);
if (params.filterByColor) if (params.filterByColor)
@ -260,7 +267,10 @@ void SimpleBlobDetector::findBlobs(const cv::Mat &image, const cv::Mat &binaryIm
center.radius = (dists[(dists.size() - 1) / 2] + dists[dists.size() / 2]) / 2.; center.radius = (dists[(dists.size() - 1) / 2] + dists[dists.size() / 2]) / 2.;
} }
if (blob_valid)
{
centers.push_back(center); centers.push_back(center);
}
#ifdef DEBUG_BLOB_DETECTOR #ifdef DEBUG_BLOB_DETECTOR
// circle( keypointsImage, center.location, 1, Scalar(0,0,255), 1 ); // circle( keypointsImage, center.location, 1, Scalar(0,0,255), 1 );