Adds Analog Gain Control (AGC) to the WebRTC client.

content/common/media/audio_messages.h

Index: content/common/media/audio_messages.h
diff --git a/content/common/media/audio_messages.h b/content/common/media/audio_messages.h
index 03d73a9399b9c1d0b356e058d7004daaec492d75..2246ce6fcdf26d1d441461ddc15be7ec88d53c5b 100644
--- a/content/common/media/audio_messages.h
+++ b/content/common/media/audio_messages.h
@@ -101,10 +101,11 @@ IPC_MESSAGE_CONTROL2(AudioHostMsg_CreateStream,
                      AudioParameters /* params */)
 
 // Request that got sent to browser for creating an audio input stream
-IPC_MESSAGE_CONTROL3(AudioInputHostMsg_CreateStream,
+IPC_MESSAGE_CONTROL4(AudioInputHostMsg_CreateStream,
                      int /* stream_id */,
                      AudioParameters /* params */,
-                     std::string /* device_id */)
+                     std::string /* device_id */,
+                     bool /* atomatic_gain_control */)

[scherkus (not reviewing), 2012/03/20 13:49:41]

typo

[henrika (OOO until Aug 14), 2012/03/21 10:16:04]

Thanks.

 
 // Start buffering and play the audio stream specified by stream_id.
 IPC_MESSAGE_CONTROL1(AudioHostMsg_PlayStream,
@@ -151,3 +152,8 @@ IPC_MESSAGE_CONTROL2(AudioInputHostMsg_SetVolume,
 IPC_MESSAGE_CONTROL2(AudioInputHostMsg_StartDevice,
                      int /* stream_id */,
                      int /* session_id */)
+
+// Set automatic gain control state of the input stream specified by stream_id.
+IPC_MESSAGE_CONTROL2(AudioInputHostMsg_SetAutomaticGainControl,
+                     int /* stream_id */,
+                     bool /* enabled */)