1 /* This is AGAST and OAST, an optimal and accelerated corner detector 2 based on the accelerated segment tests 3 Below is the original copyright and the references */ 4 5 /* 6 Copyright (C) 2010 Elmar Mair 7 All rights reserved. 8 9 Redistribution and use in source and binary forms, with or without 10 modification, are permitted provided that the following conditions 11 are met: 12 13 *Redistributions of source code must retain the above copyright 14 notice, this list of conditions and the following disclaimer. 15 16 *Redistributions in binary form must reproduce the above copyright 17 notice, this list of conditions and the following disclaimer in the 18 documentation and/or other materials provided with the distribution. 19 20 *Neither the name of the University of Cambridge nor the names of 21 its contributors may be used to endorse or promote products derived 22 from this software without specific prior written permission. 23 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 25 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 26 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 27 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 28 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 29 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 30 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 31 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 32 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 33 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 34 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35 */ 36 37 /* 38 The references are: 39 * Adaptive and Generic Corner Detection Based on the Accelerated Segment Test, 40 Elmar Mair and Gregory D. Hager and Darius Burschka 41 and Michael Suppa and Gerhard Hirzinger ECCV 2010 42 URL: http://www6.in.tum.de/Main/ResearchAgast 43 */ 44 45 46 #ifndef __OPENCV_FEATURES_2D_AGAST_HPP__ 47 #define __OPENCV_FEATURES_2D_AGAST_HPP__ 48 49 #ifdef __cplusplus 50 51 #include "precomp.hpp" 52 namespace cv 53 { 54 55 void makeAgastOffsets(int pixel[16], int row_stride, int type); 56 57 template<int type> 58 int agast_cornerScore(const uchar* ptr, const int pixel[], int threshold); 59 60 } 61 #endif 62 #endif 63
