98f53510b2
BUG=webrtc:5095 R=tommi@webrtc.org Review URL: https://codereview.webrtc.org/1413333002 . Cr-Commit-Position: refs/heads/master@{#10438}
78 lines
1.8 KiB
C++
78 lines
1.8 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/system_wrappers/include/critical_section_wrapper.h"
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#include "webrtc/system_wrappers/include/tick_util.h"
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#include "webrtc/voice_engine/monitor_module.h"
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namespace webrtc {
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namespace voe {
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MonitorModule::MonitorModule() :
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_observerPtr(NULL),
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_callbackCritSect(*CriticalSectionWrapper::CreateCriticalSection()),
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_lastProcessTime(TickTime::MillisecondTimestamp())
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{
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}
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MonitorModule::~MonitorModule()
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{
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delete &_callbackCritSect;
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}
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int32_t
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MonitorModule::RegisterObserver(MonitorObserver& observer)
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{
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CriticalSectionScoped lock(&_callbackCritSect);
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if (_observerPtr)
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{
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return -1;
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}
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_observerPtr = &observer;
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return 0;
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}
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int32_t
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MonitorModule::DeRegisterObserver()
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{
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CriticalSectionScoped lock(&_callbackCritSect);
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if (!_observerPtr)
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{
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return 0;
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}
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_observerPtr = NULL;
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return 0;
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}
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int64_t
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MonitorModule::TimeUntilNextProcess()
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{
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int64_t now = TickTime::MillisecondTimestamp();
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const int64_t kAverageProcessUpdateTimeMs = 1000;
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return kAverageProcessUpdateTimeMs - (now - _lastProcessTime);
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}
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int32_t
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MonitorModule::Process()
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{
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_lastProcessTime = TickTime::MillisecondTimestamp();
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if (_observerPtr)
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{
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CriticalSectionScoped lock(&_callbackCritSect);
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_observerPtr->OnPeriodicProcess();
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}
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return 0;
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}
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} // namespace voe
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} // namespace webrtc
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