COMPMID-568: Implement Canny edge function for CL/NEON

Change-Id: Ic5f197463f962bac4b23663bcef7ac744be6fc2a
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/114250
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/tests/validation/Helpers.cpp b/tests/validation/Helpers.cpp
index 25dc6c568d..521cc5724a 100644
--- a/tests/validation/Helpers.cpp
+++ b/tests/validation/Helpers.cpp
@@ -131,6 +131,22 @@ HarrisCornersParameters harris_corners_parameters()
     return params;
 }
 
+CannyEdgeParameters canny_edge_parameters()
+{
+    CannyEdgeParameters params;
+
+    std::mt19937                           gen(library->seed());
+    std::uniform_int_distribution<uint8_t> int_dist(0, 255);
+    std::uniform_int_distribution<uint8_t> threshold_dist(1, 255);
+
+    params.constant_border_value = int_dist(gen);
+    params.upper_thresh          = threshold_dist(gen); // upper_threshold >= 1
+    threshold_dist               = std::uniform_int_distribution<uint8_t>(0, params.upper_thresh);
+    params.lower_thresh          = threshold_dist(gen);
+
+    return params;
+}
+
 SimpleTensor<float> convert_from_asymmetric(const SimpleTensor<uint8_t> &src)
 {
     const QuantizationInfo &quantization_info = src.quantization_info();