/// <summary>
/// Get channel lists of current stream
/// </summary>
protected List <string> GetChannelsList()
{
List <string> channels = new List <string>();
if (inlet != null)
{
liblsl.XMLElement chan = inlet.info().desc().child("channels").child("channel");
for (int i = 0; i < inlet.info().channel_count(); i++)
{
string chanName = chan.child_value("label");
channels.Add(chanName);
chan = chan.next_sibling();
}
}
return(channels);
}
static void Main(string[] args)
{
// create a new StreamInfo and declare some meta-data (in accordance with XDF format)
liblsl.StreamInfo info = new liblsl.StreamInfo("MetaTester", "EEG", 8, 100, liblsl.channel_format_t.cf_float32, "myuid323457");
liblsl.XMLElement chns = info.desc().append_child("channels");
String[] labels = { "C3", "C4", "Cz", "FPz", "POz", "CPz", "O1", "O2" };
for (int k = 0; k < labels.Length; k++)
{
chns.append_child("channel")
.append_child_value("label", labels[k])
.append_child_value("unit", "microvolts")
.append_child_value("type", "EEG");
}
info.desc().append_child_value("manufacturer", "SCCN");
info.desc().append_child("cap")
.append_child_value("name", "EasyCap")
.append_child_value("size", "54")
.append_child_value("labelscheme", "10-20");
// create outlet for the stream
liblsl.StreamOutlet outlet = new liblsl.StreamOutlet(info);
// === the following could run on another computer ===
// resolve the stream and open an inlet
liblsl.StreamInfo[] results = liblsl.resolve_stream("name", "MetaTester");
liblsl.StreamInlet inlet = new liblsl.StreamInlet(results[0]);
// get the full stream info (including custom meta-data) and dissect it
liblsl.StreamInfo inf = inlet.info();
Console.WriteLine("The stream's XML meta-data is: ");
Console.WriteLine(inf.as_xml());
Console.WriteLine("The manufacturer is: " + inf.desc().child_value("manufacturer"));
Console.WriteLine("The cap circumference is: " + inf.desc().child("cap").child_value("size"));
Console.WriteLine("The channel labels are as follows:");
liblsl.XMLElement ch = inf.desc().child("channels").child("channel");
for (int k = 0; k < info.channel_count(); k++)
{
Console.WriteLine(" " + ch.child_value("label"));
ch = ch.next_sibling();
}
Console.ReadKey();
}
