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 "precomp.hpp" 44 45 using namespace cv; 46 using namespace cv::cuda; 47 48 #if !defined (HAVE_CUDA) || defined (CUDA_DISABLER) 49 50 void cv::cuda::merge(const GpuMat*, size_t, OutputArray, Stream&) { throw_no_cuda(); } 51 void cv::cuda::merge(const std::vector<GpuMat>&, OutputArray, Stream&) { throw_no_cuda(); } 52 53 void cv::cuda::split(InputArray, GpuMat*, Stream&) { throw_no_cuda(); } 54 void cv::cuda::split(InputArray, std::vector<GpuMat>&, Stream&) { throw_no_cuda(); } 55 56 void cv::cuda::transpose(InputArray, OutputArray, Stream&) { throw_no_cuda(); } 57 58 void cv::cuda::flip(InputArray, OutputArray, int, Stream&) { throw_no_cuda(); } 59 60 Ptr<LookUpTable> cv::cuda::createLookUpTable(InputArray) { throw_no_cuda(); return Ptr<LookUpTable>(); } 61 62 void cv::cuda::copyMakeBorder(InputArray, OutputArray, int, int, int, int, int, Scalar, Stream&) { throw_no_cuda(); } 63 64 #else /* !defined (HAVE_CUDA) */ 65 66 //////////////////////////////////////////////////////////////////////// 67 // flip 68 69 namespace 70 { 71 template<int DEPTH> struct NppTypeTraits; 72 template<> struct NppTypeTraits<CV_8U> { typedef Npp8u npp_t; }; 73 template<> struct NppTypeTraits<CV_8S> { typedef Npp8s npp_t; }; 74 template<> struct NppTypeTraits<CV_16U> { typedef Npp16u npp_t; }; 75 template<> struct NppTypeTraits<CV_16S> { typedef Npp16s npp_t; }; 76 template<> struct NppTypeTraits<CV_32S> { typedef Npp32s npp_t; }; 77 template<> struct NppTypeTraits<CV_32F> { typedef Npp32f npp_t; }; 78 template<> struct NppTypeTraits<CV_64F> { typedef Npp64f npp_t; }; 79 80 template <int DEPTH> struct NppMirrorFunc 81 { 82 typedef typename NppTypeTraits<DEPTH>::npp_t npp_t; 83 84 typedef NppStatus (*func_t)(const npp_t* pSrc, int nSrcStep, npp_t* pDst, int nDstStep, NppiSize oROI, NppiAxis flip); 85 }; 86 87 template <int DEPTH, typename NppMirrorFunc<DEPTH>::func_t func> struct NppMirror 88 { 89 typedef typename NppMirrorFunc<DEPTH>::npp_t npp_t; 90 91 static void call(const GpuMat& src, GpuMat& dst, int flipCode, cudaStream_t stream) 92 { 93 NppStreamHandler h(stream); 94 95 NppiSize sz; 96 sz.width = src.cols; 97 sz.height = src.rows; 98 99 nppSafeCall( func(src.ptr<npp_t>(), static_cast<int>(src.step), 100 dst.ptr<npp_t>(), static_cast<int>(dst.step), sz, 101 (flipCode == 0 ? NPP_HORIZONTAL_AXIS : (flipCode > 0 ? NPP_VERTICAL_AXIS : NPP_BOTH_AXIS))) ); 102 103 if (stream == 0) 104 cudaSafeCall( cudaDeviceSynchronize() ); 105 } 106 }; 107 } 108 109 void cv::cuda::flip(InputArray _src, OutputArray _dst, int flipCode, Stream& stream) 110 { 111 typedef void (*func_t)(const GpuMat& src, GpuMat& dst, int flipCode, cudaStream_t stream); 112 static const func_t funcs[6][4] = 113 { 114 {NppMirror<CV_8U, nppiMirror_8u_C1R>::call, 0, NppMirror<CV_8U, nppiMirror_8u_C3R>::call, NppMirror<CV_8U, nppiMirror_8u_C4R>::call}, 115 {0,0,0,0}, 116 {NppMirror<CV_16U, nppiMirror_16u_C1R>::call, 0, NppMirror<CV_16U, nppiMirror_16u_C3R>::call, NppMirror<CV_16U, nppiMirror_16u_C4R>::call}, 117 {0,0,0,0}, 118 {NppMirror<CV_32S, nppiMirror_32s_C1R>::call, 0, NppMirror<CV_32S, nppiMirror_32s_C3R>::call, NppMirror<CV_32S, nppiMirror_32s_C4R>::call}, 119 {NppMirror<CV_32F, nppiMirror_32f_C1R>::call, 0, NppMirror<CV_32F, nppiMirror_32f_C3R>::call, NppMirror<CV_32F, nppiMirror_32f_C4R>::call} 120 }; 121 122 GpuMat src = getInputMat(_src, stream); 123 124 CV_Assert(src.depth() == CV_8U || src.depth() == CV_16U || src.depth() == CV_32S || src.depth() == CV_32F); 125 CV_Assert(src.channels() == 1 || src.channels() == 3 || src.channels() == 4); 126 127 _dst.create(src.size(), src.type()); 128 GpuMat dst = getOutputMat(_dst, src.size(), src.type(), stream); 129 130 funcs[src.depth()][src.channels() - 1](src, dst, flipCode, StreamAccessor::getStream(stream)); 131 132 syncOutput(dst, _dst, stream); 133 } 134 135 #endif /* !defined (HAVE_CUDA) */ 136