Multi frequency DTMF support - sender side

webrtc/audio/audio_send_stream.cc

 /*
  *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 117 matching lines @@
   });
   thread_sync_event.Wait(rtc::Event::kForever);
 
   ScopedVoEInterface<VoEBase> base(voice_engine());
   int error = base->StopSend(config_.voe_channel_id);
   if (error != 0) {
     LOG(LS_ERROR) << "AudioSendStream::Stop failed with error: " << error;
   }
 }
 
-bool AudioSendStream::SendTelephoneEvent(int payload_type, int event,
+bool AudioSendStream::SendTelephoneEvent(int payload_type,
+                                         int payload_frequency, int event,
                                          int duration_ms) {
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
-  return channel_proxy_->SetSendTelephoneEventPayloadType(payload_type) &&
+  return channel_proxy_->SetSendTelephoneEventPayloadType(payload_type,
+                                                          payload_frequency) &&
          channel_proxy_->SendTelephoneEventOutband(event, duration_ms);
 }
 
 void AudioSendStream::SetMuted(bool muted) {
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
   channel_proxy_->SetInputMute(muted);
 }
 
 webrtc::AudioSendStream::Stats AudioSendStream::GetStats() const {
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
@@ skipping 234 matching lines @@
         LOG(LS_WARNING) << "SetVADStatus() failed: " << base->LastError();
         return false;
       }
     }
   }
   return true;
 }
 
 }  // namespace internal
 }  // namespace webrtc