10e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org/* 20e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * libjingle 30e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * Copyright 2004 Google Inc. 40e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 50e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * Redistribution and use in source and binary forms, with or without 60e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * modification, are permitted provided that the following conditions are met: 70e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 80e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 1. Redistributions of source code must retain the above copyright notice, 90e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * this list of conditions and the following disclaimer. 100e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 2. Redistributions in binary form must reproduce the above copyright notice, 110e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * this list of conditions and the following disclaimer in the documentation 120e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * and/or other materials provided with the distribution. 130e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 3. The name of the author may not be used to endorse or promote products 140e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * derived from this software without specific prior written permission. 150e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 160e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 170e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 180e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 190e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 200e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 210e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 220e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 230e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 240e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 250e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 260e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org */ 270e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 28cf81adffe15fa8ea0f333432e41f6d504148f18abuildbot@webrtc.org#include <assert.h> 290e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#include "talk/session/media/audiomonitor.h" 300e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#include "talk/session/media/voicechannel.h" 310e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 320e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgnamespace cricket { 330e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 340e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgconst uint32 MSG_MONITOR_POLL = 1; 350e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgconst uint32 MSG_MONITOR_START = 2; 360e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgconst uint32 MSG_MONITOR_STOP = 3; 370e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgconst uint32 MSG_MONITOR_SIGNAL = 4; 380e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 390e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgAudioMonitor::AudioMonitor(VoiceChannel *voice_channel, 402a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org rtc::Thread *monitor_thread) { 410e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org voice_channel_ = voice_channel; 420e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org monitoring_thread_ = monitor_thread; 430e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org monitoring_ = false; 440e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 450e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 460e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgAudioMonitor::~AudioMonitor() { 470e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org voice_channel_->worker_thread()->Clear(this); 480e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org monitoring_thread_->Clear(this); 490e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 500e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 510e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgvoid AudioMonitor::Start(int milliseconds) { 520e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org rate_ = milliseconds; 530e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org if (rate_ < 100) 540e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org rate_ = 100; 550e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org voice_channel_->worker_thread()->Post(this, MSG_MONITOR_START); 560e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 570e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 580e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgvoid AudioMonitor::Stop() { 590e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org voice_channel_->worker_thread()->Post(this, MSG_MONITOR_STOP); 600e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 610e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 622a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.orgvoid AudioMonitor::OnMessage(rtc::Message *message) { 632a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org rtc::CritScope cs(&crit_); 640e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 650e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org switch (message->message_id) { 660e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org case MSG_MONITOR_START: 672a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org assert(rtc::Thread::Current() == voice_channel_->worker_thread()); 680e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org if (!monitoring_) { 690e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org monitoring_ = true; 700e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org PollVoiceChannel(); 710e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 720e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org break; 730e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 740e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org case MSG_MONITOR_STOP: 752a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org assert(rtc::Thread::Current() == voice_channel_->worker_thread()); 760e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org if (monitoring_) { 770e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org monitoring_ = false; 780e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org voice_channel_->worker_thread()->Clear(this); 790e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 800e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org break; 810e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 820e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org case MSG_MONITOR_POLL: 832a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org assert(rtc::Thread::Current() == voice_channel_->worker_thread()); 840e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org PollVoiceChannel(); 850e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org break; 860e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 870e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org case MSG_MONITOR_SIGNAL: 880e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org { 892a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org assert(rtc::Thread::Current() == monitoring_thread_); 900e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org AudioInfo info = audio_info_; 910e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org crit_.Leave(); 920e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org SignalUpdate(this, info); 930e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org crit_.Enter(); 940e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 950e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org break; 960e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 970e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 980e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 990e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgvoid AudioMonitor::PollVoiceChannel() { 1002a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org rtc::CritScope cs(&crit_); 1012a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org assert(rtc::Thread::Current() == voice_channel_->worker_thread()); 1020e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1030e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // Gather connection infos 1040e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org audio_info_.input_level = voice_channel_->GetInputLevel_w(); 1050e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org audio_info_.output_level = voice_channel_->GetOutputLevel_w(); 1060e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org voice_channel_->GetActiveStreams_w(&audio_info_.active_streams); 1070e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1080e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // Signal the monitoring thread, start another poll timer 1090e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org monitoring_thread_->Post(this, MSG_MONITOR_SIGNAL); 1100e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org voice_channel_->worker_thread()->PostDelayed(rate_, this, MSG_MONITOR_POLL); 1110e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 1120e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1130e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgVoiceChannel *AudioMonitor::voice_channel() { 1140e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return voice_channel_; 1150e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 1160e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1172a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.orgrtc::Thread *AudioMonitor::monitor_thread() { 1180e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return monitoring_thread_; 1190e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 1200e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1210e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} 122