public Program()
{
WebSocketServer webSocketServer = new WebSocketServer(IPAddress.Any, 8081);
TestCard testCard = new TestCard(WIDTH, HEIGHT, FPS);
Timer sendTimer = new Timer((state) =>
{
if (!SendBuffer.IsEmpty && ConnectedPeer != null && ConnectedPeer.connectionState == RTCPeerConnectionState.connected)
{
byte[] imageData;
if (!SendBuffer.TryDequeue(out imageData))
{
return;
}
SendFrame(90000 / FPS, imageData);
}
}, null, 0, 33);
webSocketServer.AddWebSocketService <WebRTCWebSocketPeer>("/", (peer) => peer.CreatePeerConnection = CreatePeerConnection);
webSocketServer.Start();
Console.WriteLine("Started WebRTC Server.");
Codec = new H264Codec(WIDTH, HEIGHT, FPS, OnImageEncoded);
Console.WriteLine("Initialized Codec.");
testCard.ReceivedYUVFrame += TestCard_ReceivedYUVFrame;
Console.WriteLine("TestCard is now sending frames.");
Console.ReadKey();
}
private void ProcessSpsPps(byte[] payload, out byte[] spsPps)
{
var h264 = new H264Codec();
h264.Version = payload[0];
h264.ProfileHigh = payload[1];
h264.Compatibility = payload[2];
h264.Level = payload[3];
h264.Reserved6AndNal = payload[4];
h264.Reserved3AndSps = payload[5];
h264.LengthOfSps = (short)(((payload[6] & 255) << 8) + (payload[7] & 255));
var sequence = new byte[h264.LengthOfSps];
Array.Copy(payload, 8, sequence, 0, h264.LengthOfSps);
h264.SequenceParameterSet = sequence;
h264.NumberOfPps = payload[h264.LengthOfSps + 8];
h264.LengthOfPps = (short)(((payload[h264.LengthOfSps + 9] & 2040) + payload[h264.LengthOfSps + 10]) & 255);
var picture = new byte[h264.LengthOfPps];
Array.Copy(payload, h264.LengthOfSps + 11, picture, 0, h264.LengthOfPps);
h264.PictureParameterSet = picture;
if (h264.LengthOfSps + h264.LengthOfPps < 102400)
{
var spsPpsLen = h264.LengthOfSps + h264.LengthOfPps + 8;
spsPps = new byte[spsPpsLen];
spsPps[0] = 0;
spsPps[1] = 0;
spsPps[2] = 0;
spsPps[3] = 1;
Array.Copy(h264.SequenceParameterSet, 0, spsPps, 4, h264.LengthOfSps);
spsPps[h264.LengthOfSps + 4] = 0;
spsPps[h264.LengthOfSps + 5] = 0;
spsPps[h264.LengthOfSps + 6] = 0;
spsPps[h264.LengthOfSps + 7] = 1;
Array.Copy(h264.PictureParameterSet, 0, spsPps, h264.LengthOfSps + 8, h264.LengthOfPps);
}
else
{
spsPps = null;
}
}
