public void SetConfiguration()
{
var peer = new RTCPeerConnection();
var config = GetConfiguration();
var result = peer.SetConfiguration(ref config);
Assert.AreEqual(RTCErrorType.None, result);
peer.Close();
peer.Dispose();
}
RTCPeerConnection CreatePeerConnection(ISignaling signaling, string connectionId, bool isOffer)
{
if (m_mapConnectionIdAndPeer.TryGetValue(connectionId, out var peer))
{
peer.Close();
}
var pc = new RTCPeerConnection();
m_mapConnectionIdAndPeer[connectionId] = pc;
pc.OnDataChannel = new DelegateOnDataChannel(channel => { OnDataChannel(pc, channel); });
pc.SetConfiguration(ref m_conf);
pc.OnIceCandidate = new DelegateOnIceCandidate(candidate =>
{
signaling.SendCandidate(connectionId, candidate);
});
pc.OnIceConnectionChange = new DelegateOnIceConnectionChange(state =>
{
if (state == RTCIceConnectionState.Disconnected)
{
pc.Close();
m_mapConnectionIdAndPeer.Remove(connectionId);
}
});
pc.OnTrack = trackEvent =>
{
foreach (var viewer in m_listVideoReceiveViewer)
{
viewer.AddTrack(connectionId, trackEvent.Track);
}
};
pc.OnNegotiationNeeded = () => StartCoroutine(OnNegotiationNeeded(signaling, connectionId, isOffer));
return(pc);
}
void OnOffer(ISignaling signaling, DescData e)
{
RTCSessionDescription _desc;
_desc.type = RTCSdpType.Offer;
_desc.sdp = e.sdp;
var connectionId = e.connectionId;
if (m_mapConnectionIdAndPeer.ContainsKey(connectionId))
{
return;
}
var pc = new RTCPeerConnection();
m_mapConnectionIdAndPeer.Add(e.connectionId, pc);
pc.OnDataChannel = new DelegateOnDataChannel(channel => { OnDataChannel(pc, channel); });
pc.SetConfiguration(ref m_conf);
pc.OnIceCandidate = new DelegateOnIceCandidate(candidate =>
{
signaling.SendCandidate(e.connectionId, candidate);
});
pc.OnIceConnectionChange = new DelegateOnIceConnectionChange(state =>
{
if (state == RTCIceConnectionState.Disconnected)
{
pc.Close();
m_mapConnectionIdAndPeer.Remove(e.connectionId);
}
});
pc.SetRemoteDescription(ref _desc);
foreach (var track in m_listVideoStreamTrack.Concat(m_audioStream.GetTracks()))
{
RTCRtpSender sender = pc.AddTrack(track);
if (!m_mapTrackAndSenderList.TryGetValue(track, out List <RTCRtpSender> list))
{
list = new List <RTCRtpSender>();
m_mapTrackAndSenderList.Add(track, list);
}
list.Add(sender);
}
RTCAnswerOptions options = default;
var op = pc.CreateAnswer(ref options);
while (op.MoveNext())
{
}
if (op.IsError)
{
Debug.LogError($"Network Error: {op.Error}");
return;
}
var desc = op.Desc;
var opLocalDesc = pc.SetLocalDescription(ref desc);
while (opLocalDesc.MoveNext())
{
}
if (opLocalDesc.IsError)
{
Debug.LogError($"Network Error: {opLocalDesc.Error}");
return;
}
signaling.SendAnswer(connectionId, desc);
}
void OnOffer(ISignaling signaling, DescData e)
{
RTCSessionDescription _desc;
_desc.type = RTCSdpType.Offer;
_desc.sdp = e.sdp;
var connectionId = e.connectionId;
if (m_mapConnectionIdAndPeer.ContainsKey(connectionId))
{
return;
}
var pc = new RTCPeerConnection();
m_mapConnectionIdAndPeer.Add(e.connectionId, pc);
pc.OnDataChannel = new DelegateOnDataChannel(channel => { OnDataChannel(pc, channel); });
pc.SetConfiguration(ref m_conf);
pc.OnIceCandidate = new DelegateOnIceCandidate(candidate =>
{
signaling.SendCandidate(e.connectionId, candidate);
});
pc.OnIceConnectionChange = new DelegateOnIceConnectionChange(state =>
{
if (state == RTCIceConnectionState.Disconnected)
{
pc.Close();
m_mapConnectionIdAndPeer.Remove(e.connectionId);
}
});
//make video bit rate starts at 16000kbits, and 160000kbits at max.
string pattern = @"(a=fmtp:\d+ .*level-asymmetry-allowed=.*)\r\n";
_desc.sdp = Regex.Replace(_desc.sdp, pattern, "$1;x-google-start-bitrate=16000;x-google-max-bitrate=160000\r\n");
pc.SetRemoteDescription(ref _desc);
foreach (var track in m_listVideoStreamTrack)
{
pc.AddTrack(track);
}
foreach (var track in m_audioStream.GetTracks())
{
pc.AddTrack(track);
}
RTCAnswerOptions options = default;
var op = pc.CreateAnswer(ref options);
while (op.MoveNext())
{
}
if (op.IsError)
{
Debug.LogError($"Network Error: {op.Error}");
return;
}
var desc = op.Desc;
var opLocalDesc = pc.SetLocalDescription(ref desc);
while (opLocalDesc.MoveNext())
{
}
if (opLocalDesc.IsError)
{
Debug.LogError($"Network Error: {opLocalDesc.Error}");
return;
}
signaling.SendAnswer(connectionId, desc);
}