Generalize FEC header formatting. (pt. 4)

webrtc/modules/rtp_rtcp/source/fec_receiver_impl.cc

 /*
  *  Copyright (c) 2012 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.
  */
 
 #include "webrtc/modules/rtp_rtcp/source/fec_receiver_impl.h"
 
 #include <memory>
 #include <utility>
 
 #include "webrtc/base/checks.h"
 #include "webrtc/base/logging.h"
 #include "webrtc/modules/rtp_rtcp/source/byte_io.h"
 #include "webrtc/modules/rtp_rtcp/source/rtp_receiver_video.h"
 
 namespace webrtc {
 
 FecReceiver* FecReceiver::Create(RtpData* callback) {
   return new FecReceiverImpl(callback);
 }
 
 FecReceiverImpl::FecReceiverImpl(RtpData* callback)
-    : recovered_packet_callback_(callback) {}
+    : recovered_packet_callback_(callback),
+      fec_(ForwardErrorCorrection::CreateUlpfec()) {}
 
 FecReceiverImpl::~FecReceiverImpl() {
   received_packets_.clear();
   fec_.ResetState(&recovered_packets_);
 }
 
 FecPacketCounter FecReceiverImpl::GetPacketCounter() const {
   rtc::CritScope cs(&crit_sect_);
   return packet_counter_;
 }
@@ skipping 192 matching lines @@
       return -1;
     }
     crit_sect_.Enter();
     recovered_packet->returned = true;
   }
   crit_sect_.Leave();
   return 0;
 }
 
 }  // namespace webrtc