1/* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11#ifndef WEBRTC_VOICE_ENGINE_MONITOR_MODULE_H 12#define WEBRTC_VOICE_ENGINE_MONITOR_MODULE_H 13 14#include "webrtc/modules/interface/module.h" 15#include "webrtc/typedefs.h" 16#include "webrtc/voice_engine/voice_engine_defines.h" 17 18class MonitorObserver 19{ 20public: 21 virtual void OnPeriodicProcess() = 0; 22protected: 23 virtual ~MonitorObserver() {} 24}; 25 26 27namespace webrtc { 28class CriticalSectionWrapper; 29 30namespace voe { 31 32class MonitorModule : public Module 33{ 34public: 35 int32_t RegisterObserver(MonitorObserver& observer); 36 37 int32_t DeRegisterObserver(); 38 39 MonitorModule(); 40 41 virtual ~MonitorModule(); 42public: // module 43 virtual int32_t ChangeUniqueId(int32_t id) OVERRIDE; 44 45 virtual int32_t TimeUntilNextProcess() OVERRIDE; 46 47 virtual int32_t Process() OVERRIDE; 48private: 49 enum { kAverageProcessUpdateTimeMs = 1000 }; 50 MonitorObserver* _observerPtr; 51 CriticalSectionWrapper& _callbackCritSect; 52 int32_t _lastProcessTime; 53}; 54 55} // namespace voe 56 57} // namespace webrtc 58 59#endif // VOICE_ENGINE_MONITOR_MODULE 60