Added knearest neighbor of OpenCL version.

It includes the accuracy/performance test and the implementation of KNN.
2013-09-22 10:22:09 +08:00
parent 94966b38c0
commit 06c33df307
4 changed files with 34 additions and 1 deletions
--- a/modules/ocl/src/initialization.cpp
+++ b/modules/ocl/src/initialization.cpp
@@ -1033,6 +1033,14 @@ namespace cv
            return impl->maxComputeUnits;
        }

+        unsigned long queryLocalMemInfo()
+        {
+            Info::Impl* impl = Context::getContext()->impl;
+            cl_ulong local_memory_size = 0;
+            clGetDeviceInfo(impl->devices[impl->devnum], CL_DEVICE_LOCAL_MEM_SIZE, sizeof(cl_ulong), (void*)&local_memory_size, 0);
+            return local_memory_size;
+        }
+
        void* Context::oclContext()
        {
            return impl->oclcontext;