Configure VoE NACK through AudioSendStream::Config.

webrtc/media/engine/webrtcvoiceengine.h

 /*
  *  Copyright (c) 2004 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 20 matching lines @@
 #include "webrtc/media/engine/webrtcvoe.h"
 #include "webrtc/pc/channel.h"
 
 namespace cricket {
 
 class AudioDeviceModule;
 class AudioSource;
 class VoEWrapper;
 class WebRtcVoiceMediaChannel;
 
+struct SendCodecSpec {
+  SendCodecSpec() {
+    webrtc::CodecInst empty_inst = {0};
+    codec_inst = empty_inst;
+    codec_inst.pltype = -1;
+  }
+  bool operator==(const SendCodecSpec& rhs) const;
+  bool operator!=(const SendCodecSpec& rhs) const;
+
+  bool nack_enabled = false;
+  bool transport_cc_enabled = false;
+  bool enable_codec_fec = false;
+  bool enable_opus_dtx = false;
+  int opus_max_playback_rate = 0;
+  int red_payload_type = -1;
+  int cng_payload_type = -1;
+  int cng_plfreq = -1;
+  webrtc::CodecInst codec_inst;
+};
+
 // WebRtcVoiceEngine is a class to be used with CompositeMediaEngine.
 // It uses the WebRtc VoiceEngine library for audio handling.
 class WebRtcVoiceEngine final : public webrtc::TraceCallback  {
   friend class WebRtcVoiceMediaChannel;
  public:
   // Exposed for the WVoE/MC unit test.
   static bool ToCodecInst(const AudioCodec& in, webrtc::CodecInst* out);
 
   WebRtcVoiceEngine(
       webrtc::AudioDeviceModule* adm,
@@ skipping 226 matching lines @@
   uint32_t receiver_reports_ssrc_ = 0xFA17FA17u;
 
   class WebRtcAudioSendStream;
   std::map<uint32_t, WebRtcAudioSendStream*> send_streams_;
   std::vector<webrtc::RtpExtension> send_rtp_extensions_;
 
   class WebRtcAudioReceiveStream;
   std::map<uint32_t, WebRtcAudioReceiveStream*> recv_streams_;
   std::vector<webrtc::RtpExtension> recv_rtp_extensions_;
 
-  struct SendCodecSpec {
-    SendCodecSpec() {
-      webrtc::CodecInst empty_inst = {0};
-      codec_inst = empty_inst;
-      codec_inst.pltype = -1;
-    }
-    bool nack_enabled = false;
-    bool transport_cc_enabled = false;
-    bool enable_codec_fec = false;
-    bool enable_opus_dtx = false;
-    int opus_max_playback_rate = 0;
-    int cng_payload_type = -1;
-    int cng_plfreq = -1;
-    webrtc::CodecInst codec_inst;
-  } send_codec_spec_;
+  SendCodecSpec send_codec_spec_;
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(WebRtcVoiceMediaChannel);
 };
 }  // namespace cricket
 
 #endif  // WEBRTC_MEDIA_ENGINE_WEBRTCVOICEENGINE_H_