some optimizations to ocl::pyrDown, PyrLK and Canny

modules/ocl/src/mcwutil.hpp

@@ -0,0 +1,74 @@
+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                           License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
+// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// @Authors
+//    Peng Xiao, pengxiao@multicorewareinc.com
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other oclMaterials provided with the distribution.
+//
+//   * The name of the copyright holders may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors as is and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#ifndef _OPENCV_MCWUTIL_
+#define _OPENCV_MCWUTIL_
+
+#include "precomp.hpp"
+
+#if defined (HAVE_OPENCL)
+
+using namespace std;
+
+namespace cv
+{
+    namespace ocl
+    {
+        enum FLUSH_MODE
+        {
+            CLFINISH = 0,
+            CLFLUSH,
+            DISABLE
+        };
+        void openCLExecuteKernel2(Context *clCxt , const char **source, string kernelName, size_t globalThreads[3],
+            size_t localThreads[3],  vector< pair<size_t, const void *> > &args, int channels, int depth, FLUSH_MODE finish_mode = DISABLE);
+        void openCLExecuteKernel2(Context *clCxt , const char **source, string kernelName, size_t globalThreads[3],
+            size_t localThreads[3],  vector< pair<size_t, const void *> > &args, int channels,
+            int depth, char *build_options, FLUSH_MODE finish_mode = DISABLE);
+    }//namespace ocl
+
+}//namespace cv
+#endif // HAVE_OPENCL
+#endif //_OPENCV_MCWUTIL_