Associate audio streams with their source/destination RenderView.

content/browser/renderer_host/media/audio_input_renderer_host.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/renderer_host/media/audio_input_renderer_host.h"
 
 #include "base/bind.h"
 #include "base/metrics/histogram.h"
 #include "base/process.h"
 #include "base/shared_memory.h"
@@ skipping 165 matching lines @@
 
   DeleteEntryOnError(entry);
 }
 
 bool AudioInputRendererHost::OnMessageReceived(const IPC::Message& message,
                                                bool* message_was_ok) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP_EX(AudioInputRendererHost, message, *message_was_ok)
     IPC_MESSAGE_HANDLER(AudioInputHostMsg_StartDevice, OnStartDevice)
     IPC_MESSAGE_HANDLER(AudioInputHostMsg_CreateStream, OnCreateStream)
+    IPC_MESSAGE_HANDLER(AudioInputHostMsg_AssociateStreamWithConsumer,
+                        OnAssociateStreamWithConsumer)
     IPC_MESSAGE_HANDLER(AudioInputHostMsg_RecordStream, OnRecordStream)
     IPC_MESSAGE_HANDLER(AudioInputHostMsg_CloseStream, OnCloseStream)
     IPC_MESSAGE_HANDLER(AudioInputHostMsg_SetVolume, OnSetVolume)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP_EX()
 
   return handled;
 }
 void AudioInputRendererHost::OnStartDevice(int stream_id, int session_id) {
   VLOG(1) << "AudioInputRendererHost::OnStartDevice(stream_id="
@@ skipping 71 matching lines @@
   if (params.format() == media::AudioParameters::AUDIO_PCM_LOW_LATENCY)
     entry->controller->SetAutomaticGainControl(automatic_gain_control);
 
   // If we have created the controller successfully create a entry and add it
   // to the map.
   entry->stream_id = stream_id;
 
   audio_entries_.insert(std::make_pair(stream_id, entry.release()));
 }
 
+void AudioInputRendererHost::OnAssociateStreamWithConsumer(int stream_id,
+                                                           int render_view_id) {
+  // TODO(miu): Will use render_view_id in upcoming change.
+  DVLOG(1) << "AudioInputRendererHost@" << this
+           << "::OnAssociateStreamWithConsumer(stream_id=" << stream_id
+           << ", render_view_id=" << render_view_id << ")";
+}
+
 void AudioInputRendererHost::OnRecordStream(int stream_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 
   AudioEntry* entry = LookupById(stream_id);
   if (!entry) {
     SendErrorMessage(stream_id);
     return;
   }
 
   entry->controller->Record();
@@ skipping 144 matching lines @@
   for (SessionEntryMap::iterator it = session_entries_.begin();
        it != session_entries_.end(); ++it) {
     if (stream_id == it->second) {
       return it->first;
     }
   }
   return 0;
 }
 
 }  // namespace content