Add sender controlled playout delay limits

webrtc/video/payload_router.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 134 matching lines @@
   if (!active_ || num_sending_modules_ == 0)
     return -1;
 
   int stream_idx = 0;
 
   RTPVideoHeader rtp_video_header;
   memset(&rtp_video_header, 0, sizeof(RTPVideoHeader));
   if (codec_specific_info)
     CopyCodecSpecific(codec_specific_info, &rtp_video_header);
   rtp_video_header.rotation = encoded_image.rotation_;
+  rtp_video_header.playout_delay = encoded_image.playout_delay_;
 
   RTC_DCHECK_LT(rtp_video_header.simulcastIdx, rtp_modules_.size());
   // The simulcast index might actually be larger than the number of modules
   // in case the encoder was processing a frame during a codec reconfig.
   if (rtp_video_header.simulcastIdx >= num_sending_modules_)
     return -1;
   stream_idx = rtp_video_header.simulcastIdx;
 
   return rtp_modules_[stream_idx]->SendOutgoingData(
       encoded_image._frameType, payload_type_, encoded_image._timeStamp,
@@ skipping 25 matching lines @@
   rtc::CritScope lock(&crit_);
   for (size_t i = 0; i < num_sending_modules_; ++i) {
     size_t module_payload_length = rtp_modules_[i]->MaxDataPayloadLength();
     if (module_payload_length < min_payload_length)
       min_payload_length = module_payload_length;
   }
   return min_payload_length;
 }
 
 }  // namespace webrtc