OpenCV 4.5.3(日本語機械翻訳)
timer.h
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4 * Copyright 2008-2009 Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
5 * Copyright 2008-2009 David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
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30
31 #ifndef OPENCV_FLANN_TIMER_H
32 #define OPENCV_FLANN_TIMER_H
33
35
36 #include <time.h>
37 #include "opencv2/core.hpp"
38 #include "opencv2/core/utility.hpp"
39
40 namespace cvflann
41{
42
48 class StartStopTimer
49{
50 int64 startTime;
51
52 public:
56 double value;
57
58
62 StartStopTimer()
63 : startTime(0)
64 {
65 reset();
66 }
67
71 void start()
72 {
73 startTime = cv::getTickCount();
74 }
75
79 void stop()
80 {
81 int64 stopTime = cv::getTickCount();
82 value += ( (double)stopTime - startTime) / cv::getTickFrequency();
83 }
84
88 void reset()
89 {
90 value = 0;
91 }
92
93};
94
95}
96
98
99 #endif // FLANN_TIMER_H
cv::getTickFrequency
CV_EXPORTS_W double getTickFrequency()
Returns the number of ticks per second.
cv::getTickCount
CV_EXPORTS_W int64 getTickCount()
Returns the number of ticks.
構築: doxygen 1.9.2