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// Intel License Agreement 11// For Open Source Computer Vision Library 12// 13// Copyright (C) 2000, Intel Corporation, all rights reserved. 14// Third party copyrights are property of their respective owners. 15// 16// Redistribution and use in source and binary forms, with or without modification, 17// are permitted provided that the following conditions are met: 18// 19// * Redistribution's of source code must retain the above copyright notice, 20// this list of conditions and the following disclaimer. 21// 22// * Redistribution's in binary form must reproduce the above copyright notice, 23// this list of conditions and the following disclaimer in the documentation 24// and/or other materials provided with the distribution. 25// 26// * The name of Intel Corporation may not be used to endorse or promote products 27// derived from this software without specific prior written permission. 28// 29// This software is provided by the copyright holders and contributors "as is" and 30// any express or implied warranties, including, but not limited to, the implied 31// warranties of merchantability and fitness for a particular purpose are disclaimed. 32// In no event shall the Intel Corporation or contributors be liable for any direct, 33// indirect, incidental, special, exemplary, or consequential damages 34// (including, but not limited to, procurement of substitute goods or services; 35// loss of use, data, or profits; or business interruption) however caused 36// and on any theory of liability, whether in contract, strict liability, 37// or tort (including negligence or otherwise) arising in any way out of 38// the use of this software, even if advised of the possibility of such damage. 39// 40//M*/ 41 42 43#ifndef __CVVECTRACK_H__ 44#define __CVVECTRACK_H__ 45 46#include <string.h> 47#include <math.h> 48#include <time.h> 49#include <stdio.h> 50 51#undef max 52#undef min 53 54#define max(a,b) ((a)<(b) ? (b) : (a)) 55#define min(a,b) ((a)>(b) ? (a) : (b)) 56 57inline int pow2(int v) 58{ 59 return (v*v); 60} 61 62inline int operator == (const CvRect& r1, const CvRect& r2) 63{ 64 return (r1.x == r2.x) && (r1.y == r2.y) && 65 (r1.width == r2.width) && (r1.height == r2.height); 66} 67 68inline int operator != (const CvRect& r1, const CvRect& r2) 69{ 70 return !(r1 == r2); 71} 72 73inline 74int CmpPoints(const CvPoint& p1, const CvPoint& p2, int err) 75{ 76 /* Simakov: modify __max to max */ 77 return (max(abs(p1.x - p2.x), abs(p1.y - p2.y)) < err); 78} 79 80inline 81int PointInRect(const CvPoint& p, const CvRect& r) 82{ 83 return ((p.x > r.x) && (p.x < (r.x + r.width)) && 84 (p.y > r.y) && (p.y < (r.y + r.height))); 85} 86 87inline 88int RectInRect(const CvRect& r1, const CvRect& r2) 89{ 90 CvPoint plt = {r1.x, r1.y}; 91 CvPoint prb = {r1.x + r1.width, r1.y + r1.height}; 92 return (PointInRect(plt, r2) && PointInRect(prb, r2)); 93} 94 95inline 96CvRect Increase(const CvRect& r, int decr) 97{ 98 CvRect rect; 99 rect.x = r.x * decr; 100 rect.y = r.y * decr; 101 rect.width = r.width * decr; 102 rect.height = r.height * decr; 103 return rect; 104} 105 106inline 107CvPoint Increase(const CvPoint& p, int decr) 108{ 109 CvPoint point; 110 point.x = p.x * decr; 111 point.y = p.y * decr; 112 return point; 113} 114 115inline 116void Move(CvRect& r, int dx, int dy) 117{ 118 r.x += dx; 119 r.y += dy; 120} 121 122inline 123void Move(CvPoint& p, int dx, int dy) 124{ 125 p.x += dx; 126 p.y += dy; 127} 128 129inline 130void Extend(CvRect& r, int d) 131{ 132 r.x -= d; 133 r.y -= d; 134 r.width += 2*d; 135 r.height += 2*d; 136} 137 138inline 139CvPoint Center(const CvRect& r) 140{ 141 CvPoint p; 142 p.x = r.x + r.width / 2; 143 p.y = r.y + r.height / 2; 144 return p; 145} 146 147inline void ReallocImage(IplImage** ppImage, CvSize sz, long lChNum) 148{ 149 IplImage* pImage; 150 if( ppImage == NULL ) 151 return; 152 pImage = *ppImage; 153 if( pImage != NULL ) 154 { 155 if (pImage->width != sz.width || pImage->height != sz.height || pImage->nChannels != lChNum) 156 cvReleaseImage( &pImage ); 157 } 158 if( pImage == NULL ) 159 pImage = cvCreateImage( sz, IPL_DEPTH_8U, lChNum); 160 *ppImage = pImage; 161} 162 163#endif //__VECTRACK_H__ 164