cv::TickMeter Class Reference

a Class to measure passing time. More...

#include <utility.hpp>

Public Member Functions
CV_WRAP	TickMeter ()
	the default constructor More...
CV_WRAP void	start ()
	starts counting ticks. More...
CV_WRAP void	stop ()
	stops counting ticks. More...
CV_WRAP int64	getTimeTicks () const
	returns counted ticks. More...
CV_WRAP double	getTimeMicro () const
	returns passed time in microseconds. More...
CV_WRAP double	getTimeMilli () const
	returns passed time in milliseconds. More...
CV_WRAP double	getTimeSec () const
	returns passed time in seconds. More...
CV_WRAP int64	getCounter () const
	returns internal counter value. More...
CV_WRAP double	getFPS () const
	returns average FPS (frames per second) value. More...
CV_WRAP double	getAvgTimeSec () const
	returns average time in seconds More...
CV_WRAP double	getAvgTimeMilli () const
	returns average time in milliseconds More...
CV_WRAP void	reset ()
	resets internal values. More...

Detailed Description

a Class to measure passing time.

The class computes passing time by counting the number of ticks per second. That is, the following code computes the execution time in seconds:

It is also possible to compute the average time over multiple runs:

See also

getTickCount, getTickFrequency

Constructor & Destructor Documentation

TickMeter()

CV_WRAP cv::TickMeter::TickMeter ( )

inline

the default constructor

Member Function Documentation

getAvgTimeMilli()

CV_WRAP double cv::TickMeter::getAvgTimeMilli ( ) const

inline

returns average time in milliseconds

getAvgTimeSec()

CV_WRAP double cv::TickMeter::getAvgTimeSec ( ) const

inline

returns average time in seconds

getCounter()

CV_WRAP int64 cv::TickMeter::getCounter ( ) const

inline

returns internal counter value.

getFPS()

CV_WRAP double cv::TickMeter::getFPS ( ) const

inline

returns average FPS (frames per second) value.

getTimeMicro()

CV_WRAP double cv::TickMeter::getTimeMicro ( ) const

inline

returns passed time in microseconds.

getTimeMilli()

CV_WRAP double cv::TickMeter::getTimeMilli ( ) const

inline

returns passed time in milliseconds.

getTimeSec()

CV_WRAP double cv::TickMeter::getTimeSec ( ) const

inline

returns passed time in seconds.

getTimeTicks()

CV_WRAP int64 cv::TickMeter::getTimeTicks ( ) const

inline

returns counted ticks.

reset()

CV_WRAP void cv::TickMeter::reset ( )

inline

resets internal values.

start()

CV_WRAP void cv::TickMeter::start ( )

inline

starts counting ticks.

stop()

CV_WRAP void cv::TickMeter::stop ( )

inline

stops counting ticks.

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The documentation for this class was generated from the following file:

• build/release/_deps/opencv-src/include/opencv4/opencv2/core/utility.hpp