Timer_util Class Reference

This class implements timer utils. More...

#include <timer-util.h>

Collaboration diagram for Timer_util:

Public Member Functions
double	elapsed_time () const
double	elapsed_time_ms () const
long	elapsed_time_us () const
void	end ()
void	start ()

Private Attributes
std::chrono::time_point< std::chrono::steady_clock >	end_time
std::chrono::time_point< std::chrono::steady_clock >	start_time

Detailed Description

This class implements timer utils.

Definition at line 25 of file timer-util.h.

Member Function Documentation

elapsed_time()

double Timer_util::elapsed_time ( ) const

inline

Computes time elapsed between start and end in seconds (as a real value)

Returns

Elapsed seconds as double value

Definition at line 46 of file timer-util.h.

            {
                return std::chrono::duration_cast<std::chrono::duration<double>>(end_time - start_time).count();
            }

References count, end_time, and start_time.

Referenced by demo().

elapsed_time_ms()

double Timer_util::elapsed_time_ms ( ) const

inline

Definition at line 52 of file timer-util.h.

            {
                return std::chrono::duration_cast<std::chrono::duration<double, std::milli>>(end_time - start_time).count();
            }

References count, end_time, and start_time.

Referenced by LDGM_session_cpu::decode_frame(), LDGM_session_gpu::decode_frame(), and LDGM_session::encode_frame().

elapsed_time_us()

long Timer_util::elapsed_time_us ( ) const

inline

Definition at line 58 of file timer-util.h.

            {
                return std::chrono::duration_cast<std::chrono::duration<long, std::micro>>(end_time - start_time).count();
            }

References count, end_time, and start_time.

Referenced by LDGM_session::encode_hdr_frame().

end()

void Timer_util::end ( )

inline

Definition at line 36 of file timer-util.h.

                           {
             end_time = std::chrono::steady_clock::now();
         }

References end_time.

Referenced by LDGM_session_cpu::decode_frame(), LDGM_session_gpu::decode_frame(), demo(), LDGM_session::encode_frame(), and LDGM_session::encode_hdr_frame().

start()

void Timer_util::start ( )

inline

Definition at line 32 of file timer-util.h.

                             {
             start_time = std::chrono::steady_clock::now();
         }

References start_time.

Referenced by LDGM_session_cpu::decode_frame(), LDGM_session_gpu::decode_frame(), demo(), LDGM_session::encode_frame(), and LDGM_session::encode_hdr_frame().

Member Data Documentation

end_time

std::chrono::time_point<std::chrono::steady_clock> Timer_util::end_time

private

Definition at line 29 of file timer-util.h.

Referenced by elapsed_time(), elapsed_time_ms(), elapsed_time_us(), and end().

start_time

std::chrono::time_point<std::chrono::steady_clock> Timer_util::start_time

private

Definition at line 28 of file timer-util.h.

Referenced by elapsed_time(), elapsed_time_ms(), elapsed_time_us(), and start().

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

• ldgm/src/timer-util.h