FindContours on black image, ticket 303

15 years ago · ab7b50d3ca
parent a7faa9afa4
commit ab7b50d3ca
1 changed files with 5 additions and 0 deletions
--- a/tests/python/test.py
+++ b/tests/python/test.py
@ -464,6 +464,11 @@ class FunctionTests(OpenCVTests):
        scratch = cv.CreateImage((800,800), 8, 1)
        cv.SetZero(scratch)
        seq = cv.FindContours(scratch, storage, cv.CV_RETR_TREE, cv.CV_CHAIN_APPROX_SIMPLE)
+        x = len(seq)
+        if seq:
+            pass
+        for s in seq:
+            pass

        for trial in range(10):
            scratch = cv.CreateImage((800,800), 8, 1)