/// <summary>
/// Loads StreamSources from a specified file.
/// </summary>
/// <param name="fileName">The filename to load. If you are trying to load multiple distinct files, set bypassCache to true.</param>
/// <param name="bypassCache">
/// Set to true to always read from the disk and return a distinct copy
/// Set to false to use the cached copy if available.
/// </param>
/// <returns>the StreamSources from the indicated file</returns>
public static StartSources LoadFromFile(string fileName, bool bypassCache)
{
if ((_startSources == null) || bypassCache)
{
FileStream file = null;
try
{
XmlSerializer xmlSerializer = new XmlSerializer(typeof(StartSources));
file = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read);
StartSources s = (StartSources)xmlSerializer.Deserialize(file);
if (bypassCache)
{
return(s);
}
else
{
_startSources = s;
}
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
}
finally
{
if (file != null)
{
file.Close();
file.Dispose();
}
}
}
return(_startSources);
}
/// <summary>
/// Writes a <see cref="StreamSources"/> collection to disk at the <see cref="P:PersistFileName"/> location.
/// </summary>
/// <param name="sources">sources to write</param>
public static void SaveToFile(StartSources startSources)
{
FileStream file = null;
try
{
XmlSerializer xmlSerializer = new XmlSerializer(startSources.GetType());
file = new FileStream(PersistFileName, FileMode.Create, FileAccess.Write, FileShare.None);
xmlSerializer.Serialize(file, startSources);
}
finally
{
if (file != null)
{
file.Close();
file.Dispose();
}
}
}
public static void StartPushGraphs()
{
try
{
StreamSources streamSources = StreamSources.LoadFromFile(false);
StartSources startSources = StartSources.LoadFromFile(false);
if ((streamSources != null) && (startSources != null))
{
foreach (StartSource startSource in startSources.Items)
{
StreamSourceInfo streamSourceInfo = streamSources.FindSource(startSource.SourceName);
if (streamSourceInfo != null)
{
AppLogger.Message(String.Format("Starting source {0}", streamSourceInfo.SourceName));
if (streamSourceInfo.DeviceAddress != null)
{
AppLogger.Message(String.Format("Starting Channel={0} Input={1}", streamSourceInfo.DeviceAddress.Channel, streamSourceInfo.DeviceAddress.Input));
}
OpenGraphRequest openGraphRequest = new OpenGraphRequest();
openGraphRequest.Id = Guid.NewGuid();
openGraphRequest.SourceName = streamSourceInfo.SourceName;
openGraphRequest.UserName = "******";
BaseGraph graph = BaseGraph.CreateInstance(streamSourceInfo, openGraphRequest);
graph.Run();
if (graph != null)
{
_graphMap.Add(streamSourceInfo.SourceName, graph);
}
}
}
}
}
catch (Exception e)
{
AppLogger.Dump(e);
}
}
