fixed bug in gpu::Canny

13 years ago · 5e1808c797
parent 1d1da9c5d6
commit 5e1808c797
1 changed files with 5 additions and 0 deletions
--- a/modules/gpu/src/cuda/canny.cu
+++ b/modules/gpu/src/cuda/canny.cu
@ -339,6 +339,11 @@ namespace cv { namespace gpu { namespace device

        void edgesHysteresisLocal_gpu(PtrStepi map, ushort2* st1, int rows, int cols)
        {
+            void* counter_ptr;
+            cudaSafeCall( cudaGetSymbolAddress(&counter_ptr, counter) );
+
+            cudaSafeCall( cudaMemset(counter_ptr, 0, sizeof(unsigned int)) );
+
            dim3 block(16, 16, 1);
            dim3 grid(divUp(cols, block.x), divUp(rows, block.y), 1);