COMPMID-1481: CLCannyEdge still failing in some precommits
Without the check introduced by this patch, all weak edges as marked as strong
edges.
Change-Id: I874ebf22c06707bd98bd11b9be93602bfcbafa7c
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/142922
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Giorgio Arena <giorgio.arena@arm.com>
diff --git a/src/core/CL/cl_kernels/canny.cl b/src/core/CL/cl_kernels/canny.cl
index bb83eee..9bfa2f4 100644
--- a/src/core/CL/cl_kernels/canny.cl
+++ b/src/core/CL/cl_kernels/canny.cl
@@ -356,6 +356,12 @@
return;
}
+ // Return if it is a MAYBE pixel. Such pixels will become edges if near a strong edge
+ if(val <= up_thr)
+ {
+ return;
+ }
+
// Init local stack 2
short2 stack_L2[hysteresis_local_stack_L2] = { 0 };
int L2_counter = 0;