Alexander Alekhin
12 years ago
parent
e3b42ed137
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43c638d07d
4 changed files with 148 additions and 60 deletions
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/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2010-2013, Advanced Micro Devices, Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other oclMaterials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors as is and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#ifndef __OPENCV_OCL_PRIVATE_OPENCL_UTILS_HPP__ |
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#define __OPENCV_OCL_PRIVATE_OPENCL_UTILS_HPP__ |
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#include "opencv2/ocl/cl_runtime/cl_runtime.hpp" |
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#include <vector> |
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#include <string> |
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namespace cl_utils { |
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inline cl_int getPlatforms(std::vector<cl_platform_id>& platforms) |
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{ |
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cl_uint n = 0; |
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cl_int err = ::clGetPlatformIDs(0, NULL, &n); |
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if (err != CL_SUCCESS) |
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return err; |
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platforms.clear(); platforms.resize(n); |
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err = ::clGetPlatformIDs(n, &platforms[0], NULL); |
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if (err != CL_SUCCESS) |
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return err; |
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return CL_SUCCESS; |
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} |
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inline cl_int getDevices(cl_platform_id platform, cl_device_type type, std::vector<cl_device_id>& devices) |
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{ |
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cl_uint n = 0; |
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cl_int err = ::clGetDeviceIDs(platform, type, 0, NULL, &n); |
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if (err != CL_SUCCESS) |
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return err; |
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devices.clear(); devices.resize(n); |
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err = ::clGetDeviceIDs(platform, type, n, &devices[0], NULL); |
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if (err != CL_SUCCESS) |
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return err; |
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return CL_SUCCESS; |
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} |
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template <typename Functor, typename ObjectType, typename T> |
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inline cl_int getScalarInfo(Functor f, ObjectType obj, cl_uint name, T& param) |
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{ |
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return f(obj, name, sizeof(T), ¶m, NULL); |
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} |
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template <typename Functor, typename ObjectType> |
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inline cl_int getStringInfo(Functor f, ObjectType obj, cl_uint name, std::string& param) |
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{ |
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::size_t required; |
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cl_int err = f(obj, name, 0, NULL, &required); |
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if (err != CL_SUCCESS) |
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return err; |
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param.resize(required); |
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err = f(obj, name, required, ¶m.at(0), NULL); |
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if (err != CL_SUCCESS) |
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return err; |
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return CL_SUCCESS; |
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}; |
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} // namespace cl_utils
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#endif // __OPENCV_OCL_PRIVATE_OPENCL_UTILS_HPP__
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