1/*M/////////////////////////////////////////////////////////////////////////////////////// 2// 3// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. 4// 5// By downloading, copying, installing or using the software you agree to this license. 6// If you do not agree to this license, do not download, install, 7// copy or use the software. 8// 9// 10// License Agreement 11// For Open Source Computer Vision Library 12// 13// Copyright (C) 2000-2008, Intel Corporation, all rights reserved. 14// Copyright (C) 2009, Willow Garage Inc., all rights reserved. 15// Third party copyrights are property of their respective owners. 16// 17// Redistribution and use in source and binary forms, with or without modification, 18// are permitted provided that the following conditions are met: 19// 20// * Redistribution's of source code must retain the above copyright notice, 21// this list of conditions and the following disclaimer. 22// 23// * Redistribution's in binary form must reproduce the above copyright notice, 24// this list of conditions and the following disclaimer in the documentation 25// and/or other materials provided with the distribution. 26// 27// * The name of the copyright holders may not be used to endorse or promote products 28// derived from this software without specific prior written permission. 29// 30// This software is provided by the copyright holders and contributors "as is" and 31// any express or implied warranties, including, but not limited to, the implied 32// warranties of merchantability and fitness for a particular purpose are disclaimed. 33// In no event shall the Intel Corporation or contributors be liable for any direct, 34// indirect, incidental, special, exemplary, or consequential damages 35// (including, but not limited to, procurement of substitute goods or services; 36// loss of use, data, or profits; or business interruption) however caused 37// and on any theory of liability, whether in contract, strict liability, 38// or tort (including negligence or otherwise) arising in any way out of 39// the use of this software, even if advised of the possibility of such damage. 40// 41//M*/ 42 43#include "opencv2/opencv_modules.hpp" 44 45#ifndef HAVE_OPENCV_CUDEV 46 47#error "opencv_cudev is required" 48 49#else 50 51#include "opencv2/cudaarithm.hpp" 52#include "opencv2/cudev.hpp" 53#include "opencv2/core/private.cuda.hpp" 54 55using namespace cv; 56using namespace cv::cuda; 57using namespace cv::cudev; 58 59//////////////////////////////////////////////////////////////////////// 60// integral 61 62void cv::cuda::integral(InputArray _src, OutputArray _dst, Stream& stream) 63{ 64 GpuMat src = getInputMat(_src, stream); 65 66 CV_Assert( src.type() == CV_8UC1 ); 67 68 BufferPool pool(stream); 69 GpuMat_<int> res(src.size(), pool.getAllocator()); 70 71 gridIntegral(globPtr<uchar>(src), res, stream); 72 73 GpuMat dst = getOutputMat(_dst, src.rows + 1, src.cols + 1, CV_32SC1, stream); 74 75 dst.setTo(Scalar::all(0), stream); 76 77 GpuMat inner = dst(Rect(1, 1, src.cols, src.rows)); 78 res.copyTo(inner, stream); 79 80 syncOutput(dst, _dst, stream); 81} 82 83////////////////////////////////////////////////////////////////////////////// 84// sqrIntegral 85 86void cv::cuda::sqrIntegral(InputArray _src, OutputArray _dst, Stream& stream) 87{ 88 GpuMat src = getInputMat(_src, stream); 89 90 CV_Assert( src.type() == CV_8UC1 ); 91 92 BufferPool pool(Stream::Null()); 93 GpuMat_<double> res(pool.getBuffer(src.size(), CV_64FC1)); 94 95 gridIntegral(sqr_(cvt_<int>(globPtr<uchar>(src))), res, stream); 96 97 GpuMat dst = getOutputMat(_dst, src.rows + 1, src.cols + 1, CV_64FC1, stream); 98 99 dst.setTo(Scalar::all(0), stream); 100 101 GpuMat inner = dst(Rect(1, 1, src.cols, src.rows)); 102 res.copyTo(inner, stream); 103 104 syncOutput(dst, _dst, stream); 105} 106 107#endif 108