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 18 class MonitorObserver 19 { 20 public: 21 virtual void OnPeriodicProcess() = 0; 22 protected: ~MonitorObserver()23 virtual ~MonitorObserver() {} 24 }; 25 26 27 namespace webrtc { 28 class CriticalSectionWrapper; 29 30 namespace voe { 31 32 class MonitorModule : public Module 33 { 34 public: 35 int32_t RegisterObserver(MonitorObserver& observer); 36 37 int32_t DeRegisterObserver(); 38 39 MonitorModule(); 40 41 virtual ~MonitorModule(); 42 public: // module 43 int32_t Version(char* version, 44 uint32_t& remainingBufferInBytes, 45 uint32_t& position) const; 46 47 int32_t ChangeUniqueId(int32_t id); 48 49 int32_t TimeUntilNextProcess(); 50 51 int32_t Process(); 52 private: 53 enum { kAverageProcessUpdateTimeMs = 1000 }; 54 MonitorObserver* _observerPtr; 55 CriticalSectionWrapper& _callbackCritSect; 56 int32_t _lastProcessTime; 57 }; 58 59 } // namespace voe 60 61 } // namespace webrtc 62 63 #endif // VOICE_ENGINE_MONITOR_MODULE 64