/// <summary>
///
/// </summary>
/// <param name="device"></param>
/// <param name="targetSource"></param>
/// <param name="signalType"></param>
/// <returns></returns>
public static RouteDescriptor GetRouteToSource(this IRoutingInputs destination, IRoutingOutputs source, eRoutingSignalType signalType)
{
var routeTable = new RouteDescriptor(source, destination, signalType);
Debug.Console(0, destination, "Attempting to build source route from {0}***", source.Key);
if (!destination.GetRouteToSource(source, null, null, signalType, 0, routeTable))
{
routeTable = null;
}
Debug.Console(0, destination, "Route{0} discovered ***", routeTable == null ? " NOT" : "");
return(routeTable);
}
/// <summary>
/// Builds a RouteDescriptor that contains the steps necessary to make a route between devices.
/// Routes of type AudioVideo will be built as two separate routes, audio and video. If
/// a route is discovered, a new RouteDescriptor is returned. If one or both parts
/// of an audio/video route are discovered a route descriptor is returned. If no route is
/// discovered, then null is returned
/// </summary>
public static RouteDescriptor GetRouteToSource(this IRoutingInputs destination, IRoutingOutputs source, eRoutingSignalType signalType)
{
var routeDescr = new RouteDescriptor(source, destination, signalType);
// if it's a single signal type, find the route
if ((signalType & (eRoutingSignalType.Audio & eRoutingSignalType.Video)) == (eRoutingSignalType.Audio & eRoutingSignalType.Video))
{
Debug.Console(1, destination, "Attempting to build source route from {0}", source.Key);
if (!destination.GetRouteToSource(source, null, null, signalType, 0, routeDescr))
{
routeDescr = null;
}
}
// otherwise, audioVideo needs to be handled as two steps.
else
{
Debug.Console(1, destination, "Attempting to build audio and video routes from {0}", source.Key);
var audioSuccess = destination.GetRouteToSource(source, null, null, eRoutingSignalType.Audio, 0, routeDescr);
if (!audioSuccess)
{
Debug.Console(1, destination, "Cannot find audio route to {0}", source.Key);
}
var videoSuccess = destination.GetRouteToSource(source, null, null, eRoutingSignalType.Video, 0, routeDescr);
if (!videoSuccess)
{
Debug.Console(1, destination, "Cannot find video route to {0}", source.Key);
}
if (!audioSuccess && !videoSuccess)
{
routeDescr = null;
}
}
//Debug.Console(1, destination, "Route{0} discovered", routeDescr == null ? " NOT" : "");
return(routeDescr);
}
/// <summary>
/// Gets any existing RouteDescriptor for a destination, clears it using ReleaseRoute
/// and then attempts a new Route and if sucessful, stores that RouteDescriptor
/// in RouteDescriptorCollection.DefaultCollection
/// </summary>
public static void ReleaseAndMakeRoute(this IRoutingInputs destination, IRoutingOutputs source, eRoutingSignalType signalType)
{
destination.ReleaseRoute();
if (source == null)
{
return;
}
var newRoute = destination.GetRouteToSource(source, signalType);
if (newRoute == null)
{
return;
}
RouteDescriptorCollection.DefaultCollection.AddRouteDescriptor(newRoute);
Debug.Console(2, destination, "Executing full route");
newRoute.ExecuteRoutes();
}
/// <summary>
/// Gets any existing route for a destination, clears it, and then
/// </summary>
public static void ReleaseAndMakeRoute(this IRoutingInputs destination, IRoutingOutputs source, eRoutingSignalType signalType)
{
var sw = new Stopwatch();
sw.Start();
destination.ReleaseRoute();
if (source == null)
{
return;
}
var newRoute = destination.GetRouteToSource(source, signalType);
if (newRoute == null)
{
return;
}
RouteDescriptorCollection.DefaultCollection.AddRouteDescriptor(newRoute);
Debug.Console(2, destination, "Executing new route");
newRoute.ExecuteRoutes();
sw.Stop();
Debug.Console(2, destination, "Route took {0} ms", sw.ElapsedMilliseconds);
}