Update OclMat to match GpuMat. Include ref counting, opearators, Scalar...

Update OclMat to match GpuMat. Include ref counting, opearators, Scalar initialization. Tested for Intel OCL SDK.

modules/ocl/include/ocl.hpp

+/*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) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// 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.
+//
+//   * 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 OCL_HPP
+#define OCL_HPP
+
+#include "precomp.hpp"
+
+
+//Root level namespace
+namespace cv{
+
+	//This namespace will contain all the source code for the OpenCL module
+	namespace ocl{
+
+		extern cl_context ocl_context;
+		extern cl_command_queue ocl_cmd_queue;
+	
+		class OCL_EXPORTS OclMat{
+		
+		public:
+			//! default constructor
+			OclMat();
+			
+			//! constructs OclMat of the specified size and type (supported types are CV_8UC1, CV_8UC3, CV_16UC1, CV_16UC3, CV_64FC3 etc)
+            OclMat(int rows, int cols, int type);
+			OclMat(Size size, int type);
+            //! constucts OclMat and fills it with the specified value _s.
+            OclMat(int rows, int cols, int type, const Scalar& s);
+            OclMat(Size size, int type, const Scalar& s);
+            //! copy constructor
+            OclMat(const OclMat& m);
+
+			//! builds OclMat from Mat. Perfom blocking upload to device.
+            explicit OclMat (const Mat& m);
+
+            //! destructor - calls release()
+            ~OclMat();
+
+			//Releases the OpenCL context, command queue and the data buffer
+			void release();
+
+            //! assignment operators
+            OclMat& operator = (const OclMat& m);
+            //! assignment operator. Perfom blocking upload to device.
+            OclMat& operator = (const Mat& m);
+
+			//! sets every OclMatelement to s
+            OclMat& operator = (const Scalar& s);
+
+			//! sets some of the OclMat elements to s, according to the mask
+            OclMat& setTo(const Scalar& s);
+
+			//! pefroms blocking upload data to GpuMat.
+            void upload(const cv::Mat& m);
+
+            //! downloads data from device to host memory. Blocking calls.
+            operator Mat();
+            void download(cv::Mat& m);
+
+			//! returns the size of element in bytes.
+			size_t elemSize() const;
+            //! returns the size of element channel in bytes.
+            size_t elemSize1() const;
+            //! returns element type, similar to CV_MAT_TYPE(cvMat->type)
+            int type() const;
+            //! returns element type, similar to CV_MAT_DEPTH(cvMat->type)
+            int depth() const;
+            //! returns element type, similar to CV_MAT_CN(cvMat->type)
+            int channels() const;
+            //! returns step/elemSize1()
+            size_t step1() const;
+            //! returns GpuMatrix size:
+            // width == number of columns, height == number of rows
+            Size size() const;
+            //! returns true if OclMat data is NULL
+            bool empty() const;
+
+			int flags;
+
+			 //! the number of rows and columns
+            int rows, cols;
+            //! a distance between successive rows in bytes; includes the gap if any
+            size_t step;
+            //! pointer to the data of type cl_mem
+            cl_mem data;
+
+			int* refcount;
+
+			//! allocates new OclMat data unless the OclMat already has specified size and type.
+            // previous data is unreferenced if needed.
+            void create(int rows, int cols, int type);
+            void create(Size size, int type);
+
+			void _upload(size_t size, void* src);
+			void _download(size_t size, void* dst);
+
+		};
+
+		//Creates the OpenCL context and command queue
+		OCL_EXPORTS void init();
+
+	}
+}
+
+#endif
\ No newline at end of file

modules/ocl/include/ocl_util.h

+/*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) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// 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 GpuMaterials 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 OCL_UTIL_H
+#define OCL_UTIL_H
+
+#include "ocl.hpp"
+
+namespace cv{
+	namespace ocl{
+		namespace util{
+
+			//Step 1: Get the target platform
+			cl_platform_id GetOCLPlatform();
+	
+			//Step 2: Create a context
+			int createContext(cl_context* context, cl_command_queue* cmd_queue, bool hasGPU);
+		}
+	}
+}
+
+#endif
\ No newline at end of file

modules/ocl/include/ocldefs.h

+/*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) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// 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 GpuMaterials 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*/
+
+/*
+This header file will contain all the type, struct and enum definitions exclusively used by the OpenCL module
+*/
+
+#ifndef OCLDEFS_H
+#define OCLDEFS_H
+
+enum OclStatus{
+
+	OCL_SUCCESS=0,
+	OCL_ERROR=-100,
+	OCL_SIZE_ERROR = -101
+
+};
+
+
+#endif
\ No newline at end of file