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/*
* Copyright (C) 2015 Ericsson AB. All rights reserved.
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Ericsson nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(WEB_RTC)
#include "MediaEndpointConfiguration.h"
#include "PeerConnectionBackend.h"
#include "RTCIceTransportState.h"
#include "RealtimeMediaSource.h"
#include <wtf/HashMap.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class MediaEndpoint;
class MediaEndpointClient;
class MediaEndpointSessionConfiguration;
class MediaStreamTrack;
class RTCDataChannelHandler;
class RealtimeMediaSource;
struct IceCandidate;
struct MediaPayload;
struct RTCDataChannelInit;
typedef std::unique_ptr<MediaEndpoint> (*CreateMediaEndpoint)(MediaEndpointClient&);
typedef Vector<MediaPayload> MediaPayloadVector;
typedef HashMap<String, RealtimeMediaSource*> RealtimeMediaSourceMap;
class MediaEndpoint {
public:
WEBCORE_EXPORT static CreateMediaEndpoint create;
virtual ~MediaEndpoint() { }
enum class UpdateResult {
Success,
SuccessWithIceRestart,
Failed
};
virtual void setConfiguration(MediaEndpointConfiguration&&) = 0;
virtual void generateDtlsInfo() = 0;
virtual MediaPayloadVector getDefaultAudioPayloads() = 0;
virtual MediaPayloadVector getDefaultVideoPayloads() = 0;
virtual MediaPayloadVector filterPayloads(const MediaPayloadVector& remotePayloads, const MediaPayloadVector& defaultPayloads) = 0;
virtual UpdateResult updateReceiveConfiguration(MediaEndpointSessionConfiguration*, bool isInitiator) = 0;
virtual UpdateResult updateSendConfiguration(MediaEndpointSessionConfiguration*, const RealtimeMediaSourceMap&, bool isInitiator) = 0;
virtual void addRemoteCandidate(const IceCandidate&, const String& mid, const String& ufrag, const String& password) = 0;
virtual Ref<RealtimeMediaSource> createMutedRemoteSource(const String& mid, RealtimeMediaSource::Type) = 0;
virtual void replaceSendSource(RealtimeMediaSource&, const String& mid) = 0;
virtual void replaceMutedRemoteSourceMid(const String& oldMid, const String& newMid) = 0;
virtual std::unique_ptr<RTCDataChannelHandler> createDataChannelHandler(const String&, const RTCDataChannelInit&) = 0;
virtual void stop() = 0;
virtual void emulatePlatformEvent(const String&) { };
virtual void getStats(MediaStreamTrack*, PeerConnection::StatsPromise&& promise) { promise.reject(NotSupportedError); }
};
class MediaEndpointClient {
public:
virtual void gotDtlsFingerprint(const String& fingerprint, const String& fingerprintFunction) = 0;
virtual void gotIceCandidate(const String& mid, IceCandidate&&) = 0;
virtual void doneGatheringCandidates(const String& mid) = 0;
virtual void iceTransportStateChanged(const String& mid, RTCIceTransportState) = 0;
virtual ~MediaEndpointClient() { }
};
} // namespace WebCore
#endif // ENABLE(WEB_RTC)
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