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) 2000-2015, Intel Corporation, all rights reserved. 14 // Copyright (C) 2009, Willow Garage Inc., all rights reserved. 15 // Copyright (C) 2013, OpenCV Foundation, all rights reserved. 16 // Copyright (C) 2015, Itseez Inc., all rights reserved. 17 // Third party copyrights are property of their respective owners. 18 // 19 // Redistribution and use in source and binary forms, with or without modification, 20 // are permitted provided that the following conditions are met: 21 // 22 // * Redistribution's of source code must retain the above copyright notice, 23 // this list of conditions and the following disclaimer. 24 // 25 // * Redistribution's in binary form must reproduce the above copyright notice, 26 // this list of conditions and the following disclaimer in the documentation 27 // and/or other materials provided with the distribution. 28 // 29 // * The name of the copyright holders may not be used to endorse or promote products 30 // derived from this software without specific prior written permission. 31 // 32 // This software is provided by the copyright holders and contributors "as is" and 33 // any express or implied warranties, including, but not limited to, the implied 34 // warranties of merchantability and fitness for a particular purpose are disclaimed. 35 // In no event shall the Intel Corporation or contributors be liable for any direct, 36 // indirect, incidental, special, exemplary, or consequential damages 37 // (including, but not limited to, procurement of substitute goods or services; 38 // loss of use, data, or profits; or business interruption) however caused 39 // and on any theory of liability, whether in contract, strict liability, 40 // or tort (including negligence or otherwise) arising in any way out of 41 // the use of this software, even if advised of the possibility of such damage. 42 // 43 //M*/ 44 45 #ifndef __OPENCV_CORE_IPPASYNC_HPP__ 46 #define __OPENCV_CORE_IPPASYNC_HPP__ 47 48 #ifdef HAVE_IPP_A 49 50 #include "opencv2/core.hpp" 51 #include <ipp_async_op.h> 52 #include <ipp_async_accel.h> 53 54 namespace cv 55 { 56 57 namespace hpp 58 { 59 60 /** @addtogroup core_ipp 61 This section describes conversion between OpenCV and [Intel® IPP Asynchronous 62 C/C++](http://software.intel.com/en-us/intel-ipp-preview) library. [Getting Started 63 Guide](http://registrationcenter.intel.com/irc_nas/3727/ipp_async_get_started.htm) help you to 64 install the library, configure header and library build paths. 65 */ 66 //! @{ 67 68 //! convert OpenCV data type to hppDataType 69 inline int toHppType(const int cvType) 70 { 71 int depth = CV_MAT_DEPTH(cvType); 72 int hppType = depth == CV_8U ? HPP_DATA_TYPE_8U : 73 depth == CV_16U ? HPP_DATA_TYPE_16U : 74 depth == CV_16S ? HPP_DATA_TYPE_16S : 75 depth == CV_32S ? HPP_DATA_TYPE_32S : 76 depth == CV_32F ? HPP_DATA_TYPE_32F : 77 depth == CV_64F ? HPP_DATA_TYPE_64F : -1; 78 CV_Assert( hppType >= 0 ); 79 return hppType; 80 } 81 82 //! convert hppDataType to OpenCV data type 83 inline int toCvType(const int hppType) 84 { 85 int cvType = hppType == HPP_DATA_TYPE_8U ? CV_8U : 86 hppType == HPP_DATA_TYPE_16U ? CV_16U : 87 hppType == HPP_DATA_TYPE_16S ? CV_16S : 88 hppType == HPP_DATA_TYPE_32S ? CV_32S : 89 hppType == HPP_DATA_TYPE_32F ? CV_32F : 90 hppType == HPP_DATA_TYPE_64F ? CV_64F : -1; 91 CV_Assert( cvType >= 0 ); 92 return cvType; 93 } 94 95 /** @brief Convert hppiMatrix to Mat. 96 97 This function allocates and initializes new matrix (if needed) that has the same size and type as 98 input matrix. Supports CV_8U, CV_16U, CV_16S, CV_32S, CV_32F, CV_64F. 99 @param src input hppiMatrix. 100 @param dst output matrix. 101 @param accel accelerator instance (see hpp::getHpp for the list of acceleration framework types). 102 @param cn number of channels. 103 */ 104 inline void copyHppToMat(hppiMatrix* src, Mat& dst, hppAccel accel, int cn) 105 { 106 hppDataType type; 107 hpp32u width, height; 108 hppStatus sts; 109 110 if (src == NULL) 111 return dst.release(); 112 113 sts = hppiInquireMatrix(src, &type, &width, &height); 114 115 CV_Assert( sts == HPP_STATUS_NO_ERROR); 116 117 int matType = CV_MAKETYPE(toCvType(type), cn); 118 119 CV_Assert(width%cn == 0); 120 121 width /= cn; 122 123 dst.create((int)height, (int)width, (int)matType); 124 125 size_t newSize = (size_t)(height*(hpp32u)(dst.step)); 126 127 sts = hppiGetMatrixData(accel,src,(hpp32u)(dst.step),dst.data,&newSize); 128 129 CV_Assert( sts == HPP_STATUS_NO_ERROR); 130 } 131 132 /** @brief Create Mat from hppiMatrix. 133 134 This function allocates and initializes the Mat that has the same size and type as input matrix. 135 Supports CV_8U, CV_16U, CV_16S, CV_32S, CV_32F, CV_64F. 136 @param src input hppiMatrix. 137 @param accel accelerator instance (see hpp::getHpp for the list of acceleration framework types). 138 @param cn number of channels. 139 @sa howToUseIPPAconversion, hpp::copyHppToMat, hpp::getHpp. 140 */ 141 inline Mat getMat(hppiMatrix* src, hppAccel accel, int cn) 142 { 143 Mat dst; 144 copyHppToMat(src, dst, accel, cn); 145 return dst; 146 } 147 148 /** @brief Create hppiMatrix from Mat. 149 150 This function allocates and initializes the hppiMatrix that has the same size and type as input 151 matrix, returns the hppiMatrix*. 152 153 If you want to use zero-copy for GPU you should to have 4KB aligned matrix data. See details 154 [hppiCreateSharedMatrix](http://software.intel.com/ru-ru/node/501697). 155 156 Supports CV_8U, CV_16U, CV_16S, CV_32S, CV_32F, CV_64F. 157 158 @note The hppiMatrix pointer to the image buffer in system memory refers to the src.data. Control 159 the lifetime of the matrix and don't change its data, if there is no special need. 160 @param src input matrix. 161 @param accel accelerator instance. Supports type: 162 - **HPP_ACCEL_TYPE_CPU** - accelerated by optimized CPU instructions. 163 - **HPP_ACCEL_TYPE_GPU** - accelerated by GPU programmable units or fixed-function 164 accelerators. 165 - **HPP_ACCEL_TYPE_ANY** - any acceleration or no acceleration available. 166 @sa howToUseIPPAconversion, hpp::getMat 167 */ 168 inline hppiMatrix* getHpp(const Mat& src, hppAccel accel) 169 { 170 int htype = toHppType(src.type()); 171 int cn = src.channels(); 172 173 CV_Assert(src.data); 174 hppAccelType accelType = hppQueryAccelType(accel); 175 176 if (accelType!=HPP_ACCEL_TYPE_CPU) 177 { 178 hpp32u pitch, size; 179 hppQueryMatrixAllocParams(accel, src.cols*cn, src.rows, htype, &pitch, &size); 180 if (pitch!=0 && size!=0) 181 if ((int)(src.data)%4096==0 && pitch==(hpp32u)(src.step)) 182 { 183 return hppiCreateSharedMatrix(htype, src.cols*cn, src.rows, src.data, pitch, size); 184 } 185 } 186 187 return hppiCreateMatrix(htype, src.cols*cn, src.rows, src.data, (hpp32s)(src.step));; 188 } 189 190 //! @} 191 }} 192 193 #endif 194 195 #endif 196
