| /* |
| * Copyright (c) 2021 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| #include "test/pc/e2e/analyzer/video/default_video_quality_analyzer_cpu_measurer.h" |
| |
| #include "rtc_base/cpu_time.h" |
| #include "rtc_base/synchronization/mutex.h" |
| #include "rtc_base/system_time.h" |
| |
| namespace webrtc { |
| |
| void DefaultVideoQualityAnalyzerCpuMeasurer::StartMeasuringCpuProcessTime() { |
| MutexLock lock(&mutex_); |
| cpu_time_ -= rtc::GetProcessCpuTimeNanos(); |
| wallclock_time_ -= rtc::SystemTimeNanos(); |
| } |
| |
| void DefaultVideoQualityAnalyzerCpuMeasurer::StopMeasuringCpuProcessTime() { |
| MutexLock lock(&mutex_); |
| cpu_time_ += rtc::GetProcessCpuTimeNanos(); |
| wallclock_time_ += rtc::SystemTimeNanos(); |
| } |
| |
| void DefaultVideoQualityAnalyzerCpuMeasurer::StartExcludingCpuThreadTime() { |
| MutexLock lock(&mutex_); |
| cpu_time_ += rtc::GetThreadCpuTimeNanos(); |
| } |
| |
| void DefaultVideoQualityAnalyzerCpuMeasurer::StopExcludingCpuThreadTime() { |
| MutexLock lock(&mutex_); |
| cpu_time_ -= rtc::GetThreadCpuTimeNanos(); |
| } |
| |
| double DefaultVideoQualityAnalyzerCpuMeasurer::GetCpuUsagePercent() { |
| MutexLock lock(&mutex_); |
| return static_cast<double>(cpu_time_) / wallclock_time_ * 100.0; |
| } |
| |
| } // namespace webrtc |