Adding getParameters/setParameters APIs to RtpReceiver.

webrtc/api/rtpreceiver.cc

 /*
  *  Copyright 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.
  */
 
 #include "webrtc/api/rtpreceiver.h"
 
 #include "webrtc/api/mediastreamtrackproxy.h"
 #include "webrtc/api/audiotrack.h"
 #include "webrtc/api/videosourceproxy.h"
 #include "webrtc/api/videotrack.h"
+#include "webrtc/base/trace_event.h"
 
 namespace webrtc {
 
 AudioRtpReceiver::AudioRtpReceiver(MediaStreamInterface* stream,
                                    const std::string& track_id,
                                    uint32_t ssrc,
                                    AudioProviderInterface* provider)
     : id_(track_id),
       ssrc_(ssrc),
       provider_(provider),
@@ skipping 32 matching lines @@
 
 void AudioRtpReceiver::Stop() {
   // TODO(deadbeef): Need to do more here to fully stop receiving packets.
   if (!provider_) {
     return;
   }
   provider_->SetAudioPlayout(ssrc_, false);
   provider_ = nullptr;
 }
 
+RtpParameters AudioRtpReceiver::GetParameters() const {
+  return provider_->GetAudioRtpReceiveParameters(ssrc_);
+}
+
+bool AudioRtpReceiver::SetParameters(const RtpParameters& parameters) {
+  TRACE_EVENT0("webrtc", "AudioRtpReceiver::SetParameters");
+  return provider_->SetAudioRtpReceiveParameters(ssrc_, parameters);
+}
+
 void AudioRtpReceiver::Reconfigure() {
   if (!provider_) {
     return;
   }
   provider_->SetAudioPlayout(ssrc_, track_->enabled());
 }
 
 VideoRtpReceiver::VideoRtpReceiver(MediaStreamInterface* stream,
                                    const std::string& track_id,
                                    rtc::Thread* worker_thread,
@@ skipping 27 matching lines @@
   // TODO(deadbeef): Need to do more here to fully stop receiving packets.
   if (!provider_) {
     return;
   }
   source_->SetState(MediaSourceInterface::kEnded);
   source_->OnSourceDestroyed();
   provider_->SetVideoPlayout(ssrc_, false, nullptr);
   provider_ = nullptr;
 }
 
+RtpParameters VideoRtpReceiver::GetParameters() const {
+  return provider_->GetVideoRtpReceiveParameters(ssrc_);
+}
+
+bool VideoRtpReceiver::SetParameters(const RtpParameters& parameters) {
+  TRACE_EVENT0("webrtc", "VideoRtpReceiver::SetParameters");
+  return provider_->SetVideoRtpReceiveParameters(ssrc_, parameters);
+}
+
 }  // namespace webrtc