1/*
2 * Copyright (C) 2018 Apple Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#pragma once
26
27#if ENABLE(WEB_RTC) && USE(LIBWEBRTC)
28
29#include "LibWebRTCMacros.h"
30#include "LibWebRTCRtpSenderBackend.h"
31#include "RTCRtpTransceiverBackend.h"
32
33ALLOW_UNUSED_PARAMETERS_BEGIN
34
35#include <webrtc/api/rtptransceiverinterface.h>
36#include <webrtc/rtc_base/scoped_ref_ptr.h>
37
38ALLOW_UNUSED_PARAMETERS_END
39
40namespace WebCore {
41
42class LibWebRTCRtpReceiverBackend;
43
44class LibWebRTCRtpTransceiverBackend final : public RTCRtpTransceiverBackend {
45 WTF_MAKE_FAST_ALLOCATED;
46public:
47 explicit LibWebRTCRtpTransceiverBackend(rtc::scoped_refptr<webrtc::RtpTransceiverInterface>&& rtcTransceiver)
48 : m_rtcTransceiver(WTFMove(rtcTransceiver))
49 {
50 }
51
52 std::unique_ptr<LibWebRTCRtpReceiverBackend> createReceiverBackend();
53 std::unique_ptr<LibWebRTCRtpSenderBackend> createSenderBackend(LibWebRTCPeerConnectionBackend&, LibWebRTCRtpSenderBackend::Source&&);
54
55 webrtc::RtpTransceiverInterface* rtcTransceiver() { return m_rtcTransceiver.get(); }
56
57private:
58 RTCRtpTransceiverDirection direction() const final;
59 Optional<RTCRtpTransceiverDirection> currentDirection() const final;
60 void setDirection(RTCRtpTransceiverDirection) final;
61 String mid() final;
62 void stop() final;
63 bool stopped() const final;
64
65 rtc::scoped_refptr<webrtc::RtpTransceiverInterface> m_rtcTransceiver;
66};
67
68} // namespace WebCore
69
70#endif // ENABLE(WEB_RTC) && USE(LIBWEBRTC)
71