rknn-toolkit2-v2.1.0-2024-08-08
/
rknpu2
/examples
/3rdparty
/opencv
/opencv-linux-aarch64
/include
/opencv2
/flann
/timer.h
/*********************************************************************** | |
* Software License Agreement (BSD License) | |
* | |
* Copyright 2008-2009 Marius Muja ([email protected]). All rights reserved. | |
* Copyright 2008-2009 David G. Lowe ([email protected]). All rights reserved. | |
* | |
* THE BSD LICENSE | |
* | |
* Redistribution and use in source and binary forms, with or without | |
* modification, are permitted provided that the following conditions | |
* are met: | |
* | |
* 1. Redistributions of source code must retain the above copyright | |
* notice, this list of conditions and the following disclaimer. | |
* 2. Redistributions in binary form must reproduce the above copyright | |
* notice, this list of conditions and the following disclaimer in the | |
* documentation and/or other materials provided with the distribution. | |
* | |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
*************************************************************************/ | |
namespace cvflann | |
{ | |
/** | |
* A start-stop timer class. | |
* | |
* Can be used to time portions of code. | |
*/ | |
class StartStopTimer | |
{ | |
int64 startTime; | |
public: | |
/** | |
* Value of the timer. | |
*/ | |
double value; | |
/** | |
* Constructor. | |
*/ | |
StartStopTimer() | |
{ | |
reset(); | |
} | |
/** | |
* Starts the timer. | |
*/ | |
void start() | |
{ | |
startTime = cv::getTickCount(); | |
} | |
/** | |
* Stops the timer and updates timer value. | |
*/ | |
void stop() | |
{ | |
int64 stopTime = cv::getTickCount(); | |
value += ( (double)stopTime - startTime) / cv::getTickFrequency(); | |
} | |
/** | |
* Resets the timer value to 0. | |
*/ | |
void reset() | |
{ | |
value = 0; | |
} | |
}; | |
} | |