fix blobdetector

11 years ago · 03662c0589
parent fd7a2defae
commit 03662c0589
1 changed files with 3 additions and 0 deletions
--- a/modules/features2d/src/blobdetector.cpp
+++ b/modules/features2d/src/blobdetector.cpp
@ -282,6 +282,9 @@ void SimpleBlobDetector::detectImpl(const cv::Mat& image, std::vector<cv::KeyPoi
    else
        grayscaleImage = image;

+    if (grayscaleImage.type != CV_8UC1){
+        CV_Error(CV_StsUnsupportedFormat, "Blob detector only supports 8-bit images!");
+    }
    vector < vector<Center> > centers;
    for (double thresh = params.minThreshold; thresh < params.maxThreshold; thresh += params.thresholdStep)
    {