Files
FastDeploy/csrcs/fastdeploy/utils/perf.h
Jason ffbc5cc42d Move cpp code to directory csrcs (#42)
* move cpp code to csrcs

* move cpp code to csrcs
2022-07-26 17:59:02 +08:00

50 lines
1.5 KiB
C++

// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include "fastdeploy/utils/utils.h"
#include <chrono> // NOLINT
namespace fastdeploy {
class FASTDEPLOY_DECL TimeCounter {
public:
void Start() { begin_ = std::chrono::system_clock::now(); }
void End() { end_ = std::chrono::system_clock::now(); }
double Duration() {
auto duration =
std::chrono::duration_cast<std::chrono::microseconds>(end_ - begin_);
return static_cast<double>(duration.count()) *
std::chrono::microseconds::period::num /
std::chrono::microseconds::period::den;
}
void PrintInfo(const std::string& prefix = "TimeCounter: ",
bool print_out = true) {
if (!print_out) {
return;
}
FDLogger() << prefix << " duration = " << Duration() << "s." << std::endl;
}
private:
std::chrono::time_point<std::chrono::system_clock> begin_;
std::chrono::time_point<std::chrono::system_clock> end_;
};
} // namespace fastdeploy