/// <summary>
/// 设置媒体参数请求(实时)
/// </summary>
/// <param name="localIp">本地ip</param>
/// <param name="mediaPort">rtp/rtcp媒体端口(10000/10001)</param>
/// <returns></returns>
private string SetMediaAudio(string localIp, int port, string audioId)
{
SDPConnectionInformation sdpConn = new SDPConnectionInformation(localIp);
SDP sdp = new SDP();
sdp.Version = 0;
sdp.SessionId = "0";
sdp.Username = audioId;
sdp.SessionName = CommandType.Play.ToString();
sdp.Connection = sdpConn;
sdp.Timing = "0 0";
sdp.Address = localIp;
SDPMediaFormat psFormat = new SDPMediaFormat(SDPMediaFormatsEnum.PS);
psFormat.IsStandardAttribute = false;
SDPMediaAnnouncement media = new SDPMediaAnnouncement();
media.Media = SDPMediaTypesEnum.audio;
media.MediaFormats.Add(psFormat);
media.AddExtra("a=sendonly");
media.AddExtra("y=0100000002");
//media.AddExtra("f=v/////a/1/8/1");
media.AddFormatParameterAttribute(psFormat.FormatID, psFormat.Name);
media.Port = port;
sdp.Media.Add(media);
return(sdp.ToString());
}
/// <summary>
/// 设置媒体参数请求(实时)
/// </summary>
/// <param name="localIp">本地ip</param>
/// <param name="mediaPort">rtp/rtcp媒体端口(10000/10001)</param>
/// <returns></returns>
private string SetMediaReq(string localIp, int[] mediaPort)
{
SDPConnectionInformation sdpConn = new SDPConnectionInformation(localIp);
SDP sdp = new SDP();
sdp.Version = 0;
sdp.SessionId = "0";
sdp.Username = _msgCore.LocalSIPId;
sdp.SessionName = CommandType.Play.ToString();
sdp.Connection = sdpConn;
sdp.Timing = "0 0";
sdp.Address = localIp;
SDPMediaFormat psFormat = new SDPMediaFormat(SDPMediaFormatsEnum.PS);
psFormat.IsStandardAttribute = false;
SDPMediaFormat h264Format = new SDPMediaFormat(SDPMediaFormatsEnum.H264);
h264Format.IsStandardAttribute = false;
SDPMediaAnnouncement media = new SDPMediaAnnouncement();
media.Media = SDPMediaTypesEnum.video;
media.MediaFormats.Add(psFormat);
media.MediaFormats.Add(h264Format);
media.AddExtra("a=recvonly");
media.AddFormatParameterAttribute(psFormat.FormatID, psFormat.Name);
media.AddFormatParameterAttribute(h264Format.FormatID, h264Format.Name);
media.Port = mediaPort[0];
sdp.Media.Add(media);
return(sdp.ToString());
}
/// <summary>
/// 设置媒体参数请求(实时)
/// </summary>
/// <param name="localIp">本地ip</param>
/// <param name="mediaPort">rtp/rtcp媒体端口(10000/10001)</param>
/// <returns></returns>
private string SetMediaAudio(string localIp, int port, string audioId)
{
var sdpConn = new SDPConnectionInformation(localIp);
var sdp = new SDP
{
Version = 0,
SessionId = "0",
Username = audioId,
SessionName = CommandType.Play.ToString(),
Connection = sdpConn,
Timing = "0 0",
Address = localIp
};
var psFormat = new SDPMediaFormat(SDPMediaFormatsEnum.PS)
{
IsStandardAttribute = false
};
var media = new SDPMediaAnnouncement
{
Media = SDPMediaTypesEnum.audio
};
media.MediaFormats.Add(psFormat);
media.AddExtra("a=sendonly");
media.AddExtra("y=0100000002");
//media.AddExtra("f=v/////a/1/8/1");
media.AddFormatParameterAttribute(psFormat.FormatID, psFormat.Name);
media.Port = port;
sdp.Media.Add(media);
return(sdp.ToString());
}