public async Task <RtspStream> PlayStreamAsync(string uri, NetworkCredential credentials = null)
{
var rtspStream = new RtspStream(uri, credentials);
if (rtspStream.Credentials != null)
{
_rtspClient.AddCredential(rtspStream.Uri, rtspStream.Credentials);
}
var options = await _rtspClient.OptionsAsync(rtspStream.Uri);
var describeResponse = await _rtspClient.DescribeAsync(rtspStream.Uri);
var sdpParser = new SdpParser();
rtspStream.Sdp = sdpParser.Parse(describeResponse.Sdp);
var contentBaseHeaderValue =
describeResponse.ResponseMessage.Headers
.Get("Content-Base") ??
describeResponse.ResponseMessage.Headers
.Get("Content-Location");
var contentBaseUrl = contentBaseHeaderValue != null ? new Uri(contentBaseHeaderValue) : rtspStream.Uri;
string session = null;
foreach (var md in rtspStream.Sdp.MediaDescriptions)
{
var rtspControlUrl = md.RtspControlUrl.IsAbsoluteUri
? md.RtspControlUrl
: new Uri(contentBaseUrl, md.RtspControlUrl);
var setupResponse = await _rtspClient.SetupAsync(rtspControlUrl, _rtpClient.Port, _rtcpClient.Port);
md.MediaSourceAttributes.Ssrc = setupResponse.Ssrc;
session ??= setupResponse.Session;
}
rtspStream.Session = session;
var playResponse = await _rtspClient.PlayAsync(rtspStream.Uri, session, "0.000-");
return(rtspStream);
}
public async Task CloseStreamAsync(RtspStream rtspStream)
{
await _rtspClient.TeardownAsync(rtspStream.Uri, rtspStream.Session);
}
