public void MultipleRtpChannelLoopbackUnitTest()
{
logger.LogDebug("--> " + System.Reflection.MethodBase.GetCurrentMethod().Name);
logger.BeginScope(System.Reflection.MethodBase.GetCurrentMethod().Name);
const int PACKET_LENGTH = 100;
List <Task> tasks = new List <Task>();
for (int i = 0; i < 3; i++)
{
var t = Task.Run(async() =>
{
RTPChannel channel1 = new RTPChannel(false, null);
bool testResult = false;
ManualResetEventSlim testCompleteEvent = new ManualResetEventSlim(false);
RTPChannel channel2 = new RTPChannel(false, null);
channel2.OnRTPDataReceived += (lep, rep, pkt) =>
{
logger.LogDebug($"RTP data receive packet length {pkt.Length}.");
testResult = pkt.Length == PACKET_LENGTH;
testCompleteEvent.Set();
};
channel1.Start();
channel2.Start();
// Give the socket receive tasks time to fire up.
await Task.Delay(2000);
IPAddress channel2Address = (channel2.RTPLocalEndPoint.AddressFamily == AddressFamily.InterNetworkV6) ? IPAddress.IPv6Loopback : IPAddress.Loopback;
IPEndPoint channel2Dst = new IPEndPoint(channel2Address, channel2.RTPPort);
logger.LogDebug($"Attempting to send packet from {channel1.RTPLocalEndPoint} to {channel2Dst}.");
var sendResult = channel1.Send(RTPChannelSocketsEnum.RTP, channel2Dst, new byte[PACKET_LENGTH]);
logger.LogDebug($"Send result {sendResult}.");
testCompleteEvent.Wait(TimeSpan.FromSeconds(TEST_TIMEOUT_SECONDS));
Assert.True(testResult);
channel1.Close("normal");
channel2.Close("normal");
});
tasks.Add(t);
}
CancellationTokenSource cts = new CancellationTokenSource();
Assert.True(Task.WaitAll(tasks.ToArray(), 10000, cts.Token));
logger.LogDebug($"Test complete.");
}
public async void RtpChannelLoopbackUnitTest()
{
logger.LogDebug("--> " + System.Reflection.MethodBase.GetCurrentMethod().Name);
logger.BeginScope(System.Reflection.MethodBase.GetCurrentMethod().Name);
RTPChannel channel1 = new RTPChannel(false, null);
bool testResult = false;
ManualResetEventSlim testCompleteEvent = new ManualResetEventSlim(false);
RTPChannel channel2 = new RTPChannel(false, null);
channel2.OnRTPDataReceived += (lep, rep, pkt) =>
{
logger.LogDebug($"RTP data receive packet length {pkt.Length}.");
testResult = true;
testCompleteEvent.Set();
};
channel1.Start();
channel2.Start();
// Give the socket receive tasks time to fire up.
await Task.Delay(1000);
IPAddress channel2Address = (channel2.RTPLocalEndPoint.AddressFamily == AddressFamily.InterNetworkV6) ? IPAddress.IPv6Loopback : IPAddress.Loopback;
IPEndPoint channel2Dst = new IPEndPoint(channel2Address, channel2.RTPPort);
logger.LogDebug($"Attempting to send packet from {channel1.RTPLocalEndPoint} to {channel2Dst}.");
var sendResult = channel1.Send(RTPChannelSocketsEnum.RTP, channel2Dst, new byte[] { 0x00 });
logger.LogDebug($"Send result {sendResult}.");
testCompleteEvent.Wait(TimeSpan.FromSeconds(TEST_TIMEOUT_SECONDS));
Assert.True(testResult);
channel1.Close("normal");
channel2.Close("normal");
logger.LogDebug($"Test complete.");
}
private void GetAudioSamples()
{
////var pcmStream = WaveFormatConversionStream.CreatePcmStream(new Mp3FileReader("whitelight.mp3"));
//var pcmStream = new WaveFileReader("whitelight-ulaw.wav");
//byte[] sampleBuffer = new byte[160];
//int bytesRead = pcmStream.Read(sampleBuffer, 0, 160);
////int bytesRead = m_rawRTPPayloadReader.BaseStream.Read(sampleBuffer, 0, 160);
//while (bytesRead > 0)
//{
// m_rtpChannel.AddSample(sampleBuffer);
// bytesRead = pcmStream.Read(sampleBuffer, 0, 160);
// //bytesRead = m_rawRTPPayloadReader.BaseStream.Read(sampleBuffer, 0, 160);
//}
var pcmFormat = new WaveFormat(8000, 16, 1);
var ulawFormat = WaveFormat.CreateMuLawFormat(8000, 1);
using (WaveFormatConversionStream pcmStm = new WaveFormatConversionStream(pcmFormat, new Mp3FileReader("whitelight.mp3")))
{
using (WaveFormatConversionStream ulawStm = new WaveFormatConversionStream(ulawFormat, pcmStm))
{
byte[] buffer = new byte[160];
int bytesRead = ulawStm.Read(buffer, 0, 160);
while (bytesRead > 0)
{
byte[] sample = new byte[bytesRead];
Array.Copy(buffer, sample, bytesRead);
m_rtpChannel.Send(sample, 20);
bytesRead = ulawStm.Read(buffer, 0, 160);
}
}
}
logger.Debug("Finished adding audio samples.");
}