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// 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 THIRD_PARTY_BLINK_RENDERER_MODULES_PEERCONNECTION_RTC_RTP_RECEIVER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_PEERCONNECTION_RTC_RTP_RECEIVER_H_
#include <map>
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/public/platform/web_rtc_rtp_receiver.h"
#include "third_party/blink/renderer/modules/mediastream/media_stream.h"
#include "third_party/blink/renderer/modules/mediastream/media_stream_track.h"
#include "third_party/blink/renderer/modules/peerconnection/rtc_rtp_contributing_source.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/heap/member.h"
#include "third_party/blink/renderer/platform/heap/visitor.h"
namespace blink {
class RTCRtpCapabilities;
// https://w3c.github.io/webrtc-pc/#rtcrtpreceiver-interface
class RTCRtpReceiver final : public ScriptWrappable {
DEFINE_WRAPPERTYPEINFO();
public:
// Takes ownership of the receiver.
RTCRtpReceiver(std::unique_ptr<WebRTCRtpReceiver>,
MediaStreamTrack*,
MediaStreamVector);
static void getCapabilities(const String& kind,
base::Optional<RTCRtpCapabilities>& result);
MediaStreamTrack* track() const;
const HeapVector<Member<RTCRtpContributingSource>>& getContributingSources();
ScriptPromise getStats(ScriptState*);
const WebRTCRtpReceiver& web_receiver() const;
MediaStreamVector streams() const;
void set_streams(MediaStreamVector streams);
void UpdateSourcesIfNeeded();
void Trace(blink::Visitor*) override;
private:
void SetContributingSourcesNeedsUpdating();
std::unique_ptr<WebRTCRtpReceiver> receiver_;
Member<MediaStreamTrack> track_;
MediaStreamVector streams_;
// The current contributing sources (|getContributingSources|).
HeapVector<Member<RTCRtpContributingSource>> contributing_sources_;
bool contributing_sources_needs_updating_ = true;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_PEERCONNECTION_RTC_RTP_RECEIVER_H_
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