1f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch/* 2f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * libjingle 3f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Copyright 2005--2008, Google Inc. 4f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 5f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Redistribution and use in source and binary forms, with or without 6f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * modification, are permitted provided that the following conditions are met: 7f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 8f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 1. Redistributions of source code must retain the above copyright notice, 9f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * this list of conditions and the following disclaimer. 10f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 2. 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The name of the author may not be used to endorse or promote products 14f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * derived from this software without specific prior written permission. 15f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 16f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch */ 27f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 28f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Class to collect statistics from a media channel 29f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 30f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#ifndef TALK_SESSION_PHONE_MEDIAMONITOR_H_ 31f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define TALK_SESSION_PHONE_MEDIAMONITOR_H_ 32f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 33f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/base/thread.h" 34f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/base/sigslot.h" 35f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/base/criticalsection.h" 36f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/session/phone/mediachannel.h" 37f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 38f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochnamespace cricket { 39f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 40f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// The base MediaMonitor class, independent of voice and video. 41f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochclass MediaMonitor : public talk_base::MessageHandler, 42f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch public sigslot::has_slots<> { 43f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch public: 44f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch MediaMonitor(talk_base::Thread* worker_thread, 45f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::Thread* monitor_thread); 46f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ~MediaMonitor(); 47f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 48f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch void Start(uint32 milliseconds); 49f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch void Stop(); 50f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 51f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch protected: 52f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch void OnMessage(talk_base::Message *message); 53f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch void PollMediaChannel(); 54f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch virtual void GetStats() = 0; 55f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch virtual void Update() = 0; 56f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 57f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::CriticalSection crit_; 58f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::Thread* worker_thread_; 59f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::Thread* monitor_thread_; 60f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch bool monitoring_; 61f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch uint32 rate_; 62f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch}; 63f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 64f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Templatized MediaMonitor that can deal with different kinds of media. 65f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochtemplate<class MC, class MI> 66f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochclass MediaMonitorT : public MediaMonitor { 67f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch public: 68f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch MediaMonitorT(MC* media_channel, talk_base::Thread* worker_thread, 69f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::Thread* monitor_thread) 70f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch : MediaMonitor(worker_thread, monitor_thread), 71f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch media_channel_(media_channel) {} 72f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch sigslot::signal2<MC*, const MI&> SignalUpdate; 73f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 74f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch protected: 75f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // These routines assume the crit_ lock is held by the calling thread. 76f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch virtual void GetStats() { 77dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen media_info_.Clear(); 78dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen media_channel_->GetStats(&media_info_); 79f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 80f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch virtual void Update() { 81f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch MI stats(media_info_); 82f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch crit_.Leave(); 83f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch SignalUpdate(media_channel_, stats); 84f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch crit_.Enter(); 85f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 86f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 87f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch private: 88f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch MC* media_channel_; 89f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch MI media_info_; 90f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch}; 91f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 92f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochtypedef MediaMonitorT<VoiceMediaChannel, VoiceMediaInfo> VoiceMediaMonitor; 93f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochtypedef MediaMonitorT<VideoMediaChannel, VideoMediaInfo> VideoMediaMonitor; 94f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 95f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} // namespace cricket 96f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 97f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif // TALK_SESSION_PHONE_MEDIAMONITOR_H_ 98f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 99