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| // copy or use the software. |
| // |
| // |
| // Intel License Agreement |
| // For Open Source Computer Vision Library |
| // |
| // Copyright (C) 2000, Intel Corporation, all rights reserved. |
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| //M*/ |
| |
| |
| #ifndef __CVVECTRACK_H__ |
| #define __CVVECTRACK_H__ |
| |
| #include <string.h> |
| #include <math.h> |
| #include <time.h> |
| #include <stdio.h> |
| |
| #undef max |
| #undef min |
| |
| #define max(a,b) ((a)<(b) ? (b) : (a)) |
| #define min(a,b) ((a)>(b) ? (a) : (b)) |
| |
| inline int pow2(int v) |
| { |
| return (v*v); |
| } |
| |
| inline int operator == (const CvRect& r1, const CvRect& r2) |
| { |
| return (r1.x == r2.x) && (r1.y == r2.y) && |
| (r1.width == r2.width) && (r1.height == r2.height); |
| } |
| |
| inline int operator != (const CvRect& r1, const CvRect& r2) |
| { |
| return !(r1 == r2); |
| } |
| |
| inline |
| int CmpPoints(const CvPoint& p1, const CvPoint& p2, int err) |
| { |
| /* Simakov: modify __max to max */ |
| return (max(abs(p1.x - p2.x), abs(p1.y - p2.y)) < err); |
| } |
| |
| inline |
| int PointInRect(const CvPoint& p, const CvRect& r) |
| { |
| return ((p.x > r.x) && (p.x < (r.x + r.width)) && |
| (p.y > r.y) && (p.y < (r.y + r.height))); |
| } |
| |
| inline |
| int RectInRect(const CvRect& r1, const CvRect& r2) |
| { |
| CvPoint plt = {r1.x, r1.y}; |
| CvPoint prb = {r1.x + r1.width, r1.y + r1.height}; |
| return (PointInRect(plt, r2) && PointInRect(prb, r2)); |
| } |
| |
| inline |
| CvRect Increase(const CvRect& r, int decr) |
| { |
| CvRect rect; |
| rect.x = r.x * decr; |
| rect.y = r.y * decr; |
| rect.width = r.width * decr; |
| rect.height = r.height * decr; |
| return rect; |
| } |
| |
| inline |
| CvPoint Increase(const CvPoint& p, int decr) |
| { |
| CvPoint point; |
| point.x = p.x * decr; |
| point.y = p.y * decr; |
| return point; |
| } |
| |
| inline |
| void Move(CvRect& r, int dx, int dy) |
| { |
| r.x += dx; |
| r.y += dy; |
| } |
| |
| inline |
| void Move(CvPoint& p, int dx, int dy) |
| { |
| p.x += dx; |
| p.y += dy; |
| } |
| |
| inline |
| void Extend(CvRect& r, int d) |
| { |
| r.x -= d; |
| r.y -= d; |
| r.width += 2*d; |
| r.height += 2*d; |
| } |
| |
| inline |
| CvPoint Center(const CvRect& r) |
| { |
| CvPoint p; |
| p.x = r.x + r.width / 2; |
| p.y = r.y + r.height / 2; |
| return p; |
| } |
| |
| inline void ReallocImage(IplImage** ppImage, CvSize sz, long lChNum) |
| { |
| IplImage* pImage; |
| if( ppImage == NULL ) |
| return; |
| pImage = *ppImage; |
| if( pImage != NULL ) |
| { |
| if (pImage->width != sz.width || pImage->height != sz.height || pImage->nChannels != lChNum) |
| cvReleaseImage( &pImage ); |
| } |
| if( pImage == NULL ) |
| pImage = cvCreateImage( sz, IPL_DEPTH_8U, lChNum); |
| *ppImage = pImage; |
| } |
| |
| #endif //__VECTRACK_H__ |