third_party/WebKit/public/platform/WebRTCRtpReceiver.h

// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef WebRTCRtpReceiver_h
#define WebRTCRtpReceiver_h

#include "WebCommon.h"
#include "WebString.h"
#include "WebVector.h"

namespace blink {

class WebMediaStreamTrack;
class WebRTCRtpContributingSource;

// Implementations of this interface keep the corresponding WebRTC-layer
// receiver alive through reference counting. Multiple |WebRTCRtpReceiver|s
// could reference the same receiver, see |id|.
// https://w3c.github.io/webrtc-pc/#rtcrtpreceiver-interface
class BLINK_PLATFORM_EXPORT WebRTCRtpReceiver {
 public:
  virtual ~WebRTCRtpReceiver();

  // Two |WebRTCRtpReceiver|s referencing the same WebRTC-layer receiver have
  // the same |id|.
  virtual uintptr_t Id() const = 0;
  virtual const WebMediaStreamTrack& Track() const = 0;
  virtual WebVector<std::unique_ptr<WebRTCRtpContributingSource>>
  GetSources() = 0;
};

}  // namespace blink

#endif  // WebRTCRtpReceiver_h