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/*
* Copyright (c) 2017, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
//!
//! \file cm_perf.cpp
//! \brief Contains functions which recode time and calculate performance
//!
#include <iostream>
#include <cm_debug.h>
#include "cm_log.h"
#if CM_LOG_ON
CmTimer::CmTimer(const std::string FunctionName)
{
uint32_t success = MOS_QueryPerformanceFrequency((uint64_t*)&m_freq.QuadPart);
CM_ASSERT(success);
m_funcName = FunctionName;
m_cycles = 0;
m_start.QuadPart = 0;
m_end.QuadPart = 0;
m_bstopped = false;
Start();
}
CmTimer::~CmTimer()
{
if(!m_bstopped)
{
Stop();
}
}
void CmTimer::Start()
{
uint32_t success = MOS_QueryPerformanceCounter((uint64_t*)&m_start.QuadPart);
CM_ASSERT(success);
return;
}
void CmTimer::Stop()
{
uint32_t success = MOS_QueryPerformanceCounter((uint64_t*)&m_end.QuadPart);
CM_ASSERT(success);
m_bstopped = true;
m_cycles = m_end.QuadPart - m_start.QuadPart;
return;
}
float CmTimer::TotalMilliSecond()
{
return (float)m_cycles*(float)1000.0 / (float)m_freq.QuadPart;
}
std::string CmTimer::ToString()
{
std::ostringstream oss;
oss << m_funcName << " Duration " << TotalMilliSecond() << std::endl;
return oss.str();
}
#endif
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