[MediaStream] RealtimeMediaSource should be able to vend hashed IDs
[WebKit-https.git] / Source / WebCore / platform / mediastream / RealtimeIncomingVideoSource.cpp
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30
31 #include "config.h"
32 #include "RealtimeIncomingVideoSource.h"
33
34 #if USE(LIBWEBRTC)
35
36 #include "Logging.h"
37
38 namespace WebCore {
39
40 RealtimeIncomingVideoSource::RealtimeIncomingVideoSource(rtc::scoped_refptr<webrtc::VideoTrackInterface>&& videoTrack, String&& videoTrackId)
41     : RealtimeMediaSource(RealtimeMediaSource::Type::Video, "remote video"_s, WTFMove(videoTrackId))
42     , m_videoTrack(WTFMove(videoTrack))
43 {
44     notifyMutedChange(!m_videoTrack);
45 }
46
47 void RealtimeIncomingVideoSource::startProducingData()
48 {
49     if (m_videoTrack)
50         m_videoTrack->AddOrUpdateSink(this, rtc::VideoSinkWants());
51 }
52
53 void RealtimeIncomingVideoSource::setSourceTrack(rtc::scoped_refptr<webrtc::VideoTrackInterface>&& track)
54 {
55     ASSERT(!m_videoTrack);
56     ASSERT(track);
57
58     m_videoTrack = WTFMove(track);
59     notifyMutedChange(!m_videoTrack);
60     if (isProducingData())
61         m_videoTrack->AddOrUpdateSink(this, rtc::VideoSinkWants());
62 }
63
64 void RealtimeIncomingVideoSource::stopProducingData()
65 {
66     if (m_videoTrack)
67         m_videoTrack->RemoveSink(this);
68 }
69
70 const RealtimeMediaSourceCapabilities& RealtimeIncomingVideoSource::capabilities()
71 {
72     return RealtimeMediaSourceCapabilities::emptyCapabilities();
73 }
74
75 const RealtimeMediaSourceSettings& RealtimeIncomingVideoSource::settings()
76 {
77     if (m_currentSettings)
78         return m_currentSettings.value();
79
80     RealtimeMediaSourceSupportedConstraints constraints;
81     constraints.setSupportsWidth(true);
82     constraints.setSupportsHeight(true);
83
84     RealtimeMediaSourceSettings settings;
85     auto& size = this->size();
86     settings.setWidth(size.width());
87     settings.setHeight(size.height());
88     settings.setSupportedConstraints(constraints);
89
90     m_currentSettings = WTFMove(settings);
91     return m_currentSettings.value();
92 }
93
94 void RealtimeIncomingVideoSource::settingsDidChange(OptionSet<RealtimeMediaSourceSettings::Flag> settings)
95 {
96     if (settings.containsAny({ RealtimeMediaSourceSettings::Flag::Width, RealtimeMediaSourceSettings::Flag::Height }))
97         m_currentSettings = std::nullopt;
98 }
99
100 } // namespace WebCore
101
102 #endif // USE(LIBWEBRTC)