Open Source Computer Vision Library
https://opencv.org/
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101 lines
4.4 KiB
101 lines
4.4 KiB
/*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) 2000-2008, Intel Corporation, all rights reserved. |
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// Copyright (C) 2009, Willow Garage 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 materials 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 the Intel Corporation or 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_CUDA_SHARED_HPP__ |
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#define __OPENCV_CUDA_SHARED_HPP__ |
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#include "opencv2/gpu/devmem2d.hpp" |
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#include "safe_call.hpp" |
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#include "cuda_runtime.h" |
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namespace cv |
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{ |
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namespace gpu |
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{ |
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typedef unsigned char uchar; |
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typedef signed char schar; |
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typedef unsigned short ushort; |
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typedef unsigned int uint; |
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static inline int divUp(int total, int grain) { return (total + grain - 1) / grain; } |
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template<class T> static inline void uploadConstant(const char* name, const T& value) |
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{ |
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cudaSafeCall( cudaMemcpyToSymbol(name, &value, sizeof(T)) ); |
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} |
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template<class T> static inline void uploadConstant(const char* name, const T& value, cudaStream_t stream) |
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{ |
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cudaSafeCall( cudaMemcpyToSymbolAsync(name, &value, sizeof(T), 0, cudaMemcpyHostToDevice, stream) ); |
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} |
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template<class T> static inline void bindTexture(const char* name, const DevMem2D_<T>& img/*, bool normalized = false, |
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enum cudaTextureFilterMode filterMode = cudaFilterModePoint, enum cudaTextureAddressMode addrMode = cudaAddressModeClamp*/) |
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{ |
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//!!!! const_cast is disabled! |
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//!!!! Please use constructor of 'class texture' instead. |
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//textureReference* tex; |
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//cudaSafeCall( cudaGetTextureReference((const textureReference**)&tex, name) ); |
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//tex->normalized = normalized; |
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//tex->filterMode = filterMode; |
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//tex->addressMode[0] = addrMode; |
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//tex->addressMode[1] = addrMode; |
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const textureReference* tex; |
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cudaSafeCall( cudaGetTextureReference(&tex, name) ); |
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cudaChannelFormatDesc desc = cudaCreateChannelDesc<T>(); |
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cudaSafeCall( cudaBindTexture2D(0, tex, img.ptr(), &desc, img.cols, img.rows, img.step) ); |
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} |
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static inline void unbindTexture(const char *name) |
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{ |
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const textureReference* tex; |
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cudaSafeCall( cudaGetTextureReference(&tex, name) ); |
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cudaSafeCall( cudaUnbindTexture(tex) ); |
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} |
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} |
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} |
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#endif /* __OPENCV_CUDA_SHARED_HPP__ */
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