Renesas / opencv-lib

openCV library for Renesas RZ/A

Dependents:   RZ_A2M_Mbed_samples

include/opencv2/flann/timer.h@0:0e0631af0305, 2021-01-29 (annotated)

Committer:
RyoheiHagimoto
Date:
Fri Jan 29 04:53:38 2021 +0000
Revision:
0:0e0631af0305
copied from https://github.com/d-kato/opencv-lib.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RyoheiHagimoto 0:0e0631af0305 1 /***********************************************************************
RyoheiHagimoto 0:0e0631af0305 2 * Software License Agreement (BSD License)
RyoheiHagimoto 0:0e0631af0305 3 *
RyoheiHagimoto 0:0e0631af0305 4 * Copyright 2008-2009 Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
RyoheiHagimoto 0:0e0631af0305 5 * Copyright 2008-2009 David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
RyoheiHagimoto 0:0e0631af0305 6 *
RyoheiHagimoto 0:0e0631af0305 7 * THE BSD LICENSE
RyoheiHagimoto 0:0e0631af0305 8 *
RyoheiHagimoto 0:0e0631af0305 9 * Redistribution and use in source and binary forms, with or without
RyoheiHagimoto 0:0e0631af0305 10 * modification, are permitted provided that the following conditions
RyoheiHagimoto 0:0e0631af0305 11 * are met:
RyoheiHagimoto 0:0e0631af0305 12 *
RyoheiHagimoto 0:0e0631af0305 13 * 1. Redistributions of source code must retain the above copyright
RyoheiHagimoto 0:0e0631af0305 14 * notice, this list of conditions and the following disclaimer.
RyoheiHagimoto 0:0e0631af0305 15 * 2. Redistributions in binary form must reproduce the above copyright
RyoheiHagimoto 0:0e0631af0305 16 * notice, this list of conditions and the following disclaimer in the
RyoheiHagimoto 0:0e0631af0305 17 * documentation and/or other materials provided with the distribution.
RyoheiHagimoto 0:0e0631af0305 18 *
RyoheiHagimoto 0:0e0631af0305 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
RyoheiHagimoto 0:0e0631af0305 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
RyoheiHagimoto 0:0e0631af0305 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
RyoheiHagimoto 0:0e0631af0305 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
RyoheiHagimoto 0:0e0631af0305 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
RyoheiHagimoto 0:0e0631af0305 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
RyoheiHagimoto 0:0e0631af0305 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
RyoheiHagimoto 0:0e0631af0305 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
RyoheiHagimoto 0:0e0631af0305 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
RyoheiHagimoto 0:0e0631af0305 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
RyoheiHagimoto 0:0e0631af0305 29 *************************************************************************/
RyoheiHagimoto 0:0e0631af0305 30
RyoheiHagimoto 0:0e0631af0305 31 #ifndef OPENCV_FLANN_TIMER_H
RyoheiHagimoto 0:0e0631af0305 32 #define OPENCV_FLANN_TIMER_H
RyoheiHagimoto 0:0e0631af0305 33
RyoheiHagimoto 0:0e0631af0305 34 #include <time.h>
RyoheiHagimoto 0:0e0631af0305 35 #include "opencv2/core.hpp"
RyoheiHagimoto 0:0e0631af0305 36 #include "opencv2/core/utility.hpp"
RyoheiHagimoto 0:0e0631af0305 37
RyoheiHagimoto 0:0e0631af0305 38 namespace cvflann
RyoheiHagimoto 0:0e0631af0305 39 {
RyoheiHagimoto 0:0e0631af0305 40
RyoheiHagimoto 0:0e0631af0305 41 /**
RyoheiHagimoto 0:0e0631af0305 42 * A start-stop timer class.
RyoheiHagimoto 0:0e0631af0305 43 *
RyoheiHagimoto 0:0e0631af0305 44 * Can be used to time portions of code.
RyoheiHagimoto 0:0e0631af0305 45 */
RyoheiHagimoto 0:0e0631af0305 46 class StartStopTimer
RyoheiHagimoto 0:0e0631af0305 47 {
RyoheiHagimoto 0:0e0631af0305 48 int64 startTime;
RyoheiHagimoto 0:0e0631af0305 49
RyoheiHagimoto 0:0e0631af0305 50 public:
RyoheiHagimoto 0:0e0631af0305 51 /**
RyoheiHagimoto 0:0e0631af0305 52 * Value of the timer.
RyoheiHagimoto 0:0e0631af0305 53 */
RyoheiHagimoto 0:0e0631af0305 54 double value;
RyoheiHagimoto 0:0e0631af0305 55
RyoheiHagimoto 0:0e0631af0305 56
RyoheiHagimoto 0:0e0631af0305 57 /**
RyoheiHagimoto 0:0e0631af0305 58 * Constructor.
RyoheiHagimoto 0:0e0631af0305 59 */
RyoheiHagimoto 0:0e0631af0305 60 StartStopTimer()
RyoheiHagimoto 0:0e0631af0305 61 {
RyoheiHagimoto 0:0e0631af0305 62 reset();
RyoheiHagimoto 0:0e0631af0305 63 }
RyoheiHagimoto 0:0e0631af0305 64
RyoheiHagimoto 0:0e0631af0305 65 /**
RyoheiHagimoto 0:0e0631af0305 66 * Starts the timer.
RyoheiHagimoto 0:0e0631af0305 67 */
RyoheiHagimoto 0:0e0631af0305 68 void start()
RyoheiHagimoto 0:0e0631af0305 69 {
RyoheiHagimoto 0:0e0631af0305 70 startTime = cv::getTickCount();
RyoheiHagimoto 0:0e0631af0305 71 }
RyoheiHagimoto 0:0e0631af0305 72
RyoheiHagimoto 0:0e0631af0305 73 /**
RyoheiHagimoto 0:0e0631af0305 74 * Stops the timer and updates timer value.
RyoheiHagimoto 0:0e0631af0305 75 */
RyoheiHagimoto 0:0e0631af0305 76 void stop()
RyoheiHagimoto 0:0e0631af0305 77 {
RyoheiHagimoto 0:0e0631af0305 78 int64 stopTime = cv::getTickCount();
RyoheiHagimoto 0:0e0631af0305 79 value += ( (double)stopTime - startTime) / cv::getTickFrequency();
RyoheiHagimoto 0:0e0631af0305 80 }
RyoheiHagimoto 0:0e0631af0305 81
RyoheiHagimoto 0:0e0631af0305 82 /**
RyoheiHagimoto 0:0e0631af0305 83 * Resets the timer value to 0.
RyoheiHagimoto 0:0e0631af0305 84 */
RyoheiHagimoto 0:0e0631af0305 85 void reset()
RyoheiHagimoto 0:0e0631af0305 86 {
RyoheiHagimoto 0:0e0631af0305 87 value = 0;
RyoheiHagimoto 0:0e0631af0305 88 }
RyoheiHagimoto 0:0e0631af0305 89
RyoheiHagimoto 0:0e0631af0305 90 };
RyoheiHagimoto 0:0e0631af0305 91
RyoheiHagimoto 0:0e0631af0305 92 }
RyoheiHagimoto 0:0e0631af0305 93
RyoheiHagimoto 0:0e0631af0305 94 #endif // FLANN_TIMER_H