1f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch/* 2f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * libjingle 3f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Copyright 2004--2005, 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. Redistributions in binary form must reproduce the above copyright notice, 11f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * this list of conditions and the following disclaimer in the documentation 12f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * and/or other materials provided with the distribution. 13f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 3. 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#include "talk/session/phone/audiomonitor.h" 29f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/session/phone/voicechannel.h" 30f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include <cassert> 31f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 32f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochnamespace cricket { 33f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 34f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochconst uint32 MSG_MONITOR_POLL = 1; 35f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochconst uint32 MSG_MONITOR_START = 2; 36f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochconst uint32 MSG_MONITOR_STOP = 3; 37f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochconst uint32 MSG_MONITOR_SIGNAL = 4; 38f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 39f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochAudioMonitor::AudioMonitor(VoiceChannel *voice_channel, 40f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::Thread *monitor_thread) { 41f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch voice_channel_ = voice_channel; 42f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch monitoring_thread_ = monitor_thread; 43f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch monitoring_ = false; 44f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 45f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 46f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochAudioMonitor::~AudioMonitor() { 47f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch voice_channel_->worker_thread()->Clear(this); 48f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch monitoring_thread_->Clear(this); 49f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 50f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 51f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid AudioMonitor::Start(int milliseconds) { 52f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch rate_ = milliseconds; 53f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (rate_ < 100) 54f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch rate_ = 100; 55f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch voice_channel_->worker_thread()->Post(this, MSG_MONITOR_START); 56f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 57f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 58f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid AudioMonitor::Stop() { 59f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch voice_channel_->worker_thread()->Post(this, MSG_MONITOR_STOP); 60f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 61f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 62f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid AudioMonitor::OnMessage(talk_base::Message *message) { 63f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::CritScope cs(&crit_); 64f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 65f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch switch (message->message_id) { 66f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch case MSG_MONITOR_START: 67f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch assert(talk_base::Thread::Current() == voice_channel_->worker_thread()); 68f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (!monitoring_) { 69f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch monitoring_ = true; 70f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch PollVoiceChannel(); 71f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 72f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch break; 73f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 74f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch case MSG_MONITOR_STOP: 75f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch assert(talk_base::Thread::Current() == voice_channel_->worker_thread()); 76f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (monitoring_) { 77f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch monitoring_ = false; 78f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch voice_channel_->worker_thread()->Clear(this); 79f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 80f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch break; 81f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 82f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch case MSG_MONITOR_POLL: 83f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch assert(talk_base::Thread::Current() == voice_channel_->worker_thread()); 84f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch PollVoiceChannel(); 85f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch break; 86f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 87f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch case MSG_MONITOR_SIGNAL: 88f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch { 89f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch assert(talk_base::Thread::Current() == monitoring_thread_); 90f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch AudioInfo info = audio_info_; 91f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch crit_.Leave(); 92f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch SignalUpdate(this, info); 93f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch crit_.Enter(); 94f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 95f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch break; 96f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 97f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 98f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 99f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid AudioMonitor::PollVoiceChannel() { 100f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::CritScope cs(&crit_); 101f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch assert(talk_base::Thread::Current() == voice_channel_->worker_thread()); 102f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 103f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Gather connection infos 104f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch audio_info_.input_level = voice_channel_->GetInputLevel_w(); 105f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch audio_info_.output_level = voice_channel_->GetOutputLevel_w(); 106f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch voice_channel_->GetActiveStreams_w(&audio_info_.active_streams); 107f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 108f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Signal the monitoring thread, start another poll timer 109f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch monitoring_thread_->Post(this, MSG_MONITOR_SIGNAL); 110f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch voice_channel_->worker_thread()->PostDelayed(rate_, this, MSG_MONITOR_POLL); 111f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 112f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 113f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochVoiceChannel *AudioMonitor::voice_channel() { 114f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return voice_channel_; 115f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 116f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 117f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochtalk_base::Thread *AudioMonitor::monitor_thread() { 118f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return monitoring_thread_; 119f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 120f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 121f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 122