Media track ID visibility at BWE level

webrtc/video/video_send_stream.cc

 /*
  *  Copyright (c) 2013 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/video/video_send_stream.h"
@@ skipping 902 matching lines @@
 void VideoSendStreamImpl::Start() {
   RTC_DCHECK_RUN_ON(worker_queue_);
   LOG(LS_INFO) << "VideoSendStream::Start";
   if (payload_router_.IsActive())
     return;
   TRACE_EVENT_INSTANT0("webrtc", "VideoSendStream::Start");
   payload_router_.SetActive(true);
 
   bitrate_allocator_->AddObserver(
       this, encoder_min_bitrate_bps_, encoder_max_bitrate_bps_,
-      max_padding_bitrate_, !config_->suspend_below_min_bitrate);
+      max_padding_bitrate_, !config_->suspend_below_min_bitrate,
+                                  config_->track_id);
 
   // Start monitoring encoder activity.
   {
     rtc::CritScope lock(&encoder_activity_crit_sect_);
     RTC_DCHECK(!check_encoder_activity_task_);
     check_encoder_activity_task_ = new CheckEncoderActivityTask(weak_ptr_);
     worker_queue_->PostDelayedTask(
         std::unique_ptr<rtc::QueuedTask>(check_encoder_activity_task_),
         CheckEncoderActivityTask::kEncoderTimeOutMs);
   }
@@ skipping 32 matching lines @@
 void VideoSendStreamImpl::OnBitrateAllocationUpdated(
     const BitrateAllocation& allocation) {
   payload_router_.OnBitrateAllocationUpdated(allocation);
 }
 
 void VideoSendStreamImpl::SignalEncoderActive() {
   RTC_DCHECK_RUN_ON(worker_queue_);
   LOG(LS_INFO) << "SignalEncoderActive, Encoder is active.";
   bitrate_allocator_->AddObserver(
       this, encoder_min_bitrate_bps_, encoder_max_bitrate_bps_,
-      max_padding_bitrate_, !config_->suspend_below_min_bitrate);
+      max_padding_bitrate_, !config_->suspend_below_min_bitrate,
+                                  config_->track_id);
 }
 
 void VideoSendStreamImpl::OnEncoderConfigurationChanged(
     std::vector<VideoStream> streams,
     int min_transmit_bitrate_bps) {
   if (!worker_queue_->IsCurrent()) {
     worker_queue_->PostTask(
         std::unique_ptr<rtc::QueuedTask>(new EncoderReconfiguredTask(
             weak_ptr_, std::move(streams), min_transmit_bitrate_bps)));
     return;
@@ skipping 21 matching lines @@
       streams.back().temporal_layer_thresholds_bps.size() + 1;
   protection_bitrate_calculator_.SetEncodingData(
       streams[0].width, streams[0].height, number_of_temporal_layers,
       config_->rtp.max_packet_size);
 
   if (payload_router_.IsActive()) {
     // The send stream is started already. Update the allocator with new bitrate
     // limits.
     bitrate_allocator_->AddObserver(
         this, encoder_min_bitrate_bps_, encoder_max_bitrate_bps_,
-        max_padding_bitrate_, !config_->suspend_below_min_bitrate);
+        max_padding_bitrate_, !config_->suspend_below_min_bitrate,
+                                    config_->track_id);
   }
 }
 
 EncodedImageCallback::Result VideoSendStreamImpl::OnEncodedImage(
     const EncodedImage& encoded_image,
     const CodecSpecificInfo* codec_specific_info,
     const RTPFragmentationHeader* fragmentation) {
   // Encoded is called on whatever thread the real encoder implementation run
   // on. In the case of hardware encoders, there might be several encoders
   // running in parallel on different threads.
@@ skipping 312 matching lines @@
       std::min(config_->rtp.max_packet_size,
                kPathMTU - transport_overhead_bytes_per_packet_);
 
   for (RtpRtcp* rtp_rtcp : rtp_rtcp_modules_) {
     rtp_rtcp->SetMaxRtpPacketSize(rtp_packet_size);
   }
 }
 
 }  // namespace internal
 }  // namespace webrtc