///Push new Custom Function Return Data
public void PushReturnData(FlowReturn call, System.Type type)
{
if (returnData == null)
{
returnData = new Stack <ReturnData>();
}
returnData.Push(new ReturnData(call, type));
}
///Invokes the function and callbacks when a Return node is hit.
public void InvokeAsync(Flow f, FlowHandler flowCallback, params object[] args)
{
this.args = args;
FlowReturn returnCallback = (o) => { this.returnValue = o; flowCallback(f); };
var invocationFlow = new Flow();
invocationFlow.SetReturnData(returnCallback, returns.type);
onInvoke.Call(invocationFlow);
}
///Invokes the function and return it's return value
public object Invoke(Flow f, params object[] args)
{
this.args = args;
FlowReturn returnCallback = (o) => { this.returnValue = o; };
var invocationFlow = new Flow();
invocationFlow.SetReturnData(returnCallback, returns.type);
onInvoke.Call(invocationFlow);
return(returnValue);
}
///Invokes the function and callbacks when a Return node is hit.
public void InvokeAsync(Flow f, FlowHandler flowCallback, params object[] args)
{
if (isInvoking)
{
Logger.LogWarning("Invoking a Custom Function which is already running.", "Execution", this);
}
this.args = args;
isInvoking = true;
FlowReturn returnCallback = (o) => { this.returnValue = o; isInvoking = false; flowCallback(f); };
var invocationFlow = new Flow();
invocationFlow.SetReturnData(returnCallback, returns.type);
onInvoke.Call(invocationFlow);
}
public void TestPushUnlinked()
{
Pad src = new Pad("src", PadDirection.Src);
Assert.IsNotNull(src, "Could not create src");
Caps caps = src.AllowedCaps;
Assert.IsNull(caps);
caps = Caps.FromString("foo/bar");
src.SetCaps(caps);
Gst.Buffer buffer = new Gst.Buffer();
Assert.AreEqual(src.Push(buffer), FlowReturn.NotLinked);
ulong handler_id = src.AddBufferProbe(new PadBufferProbeCallback(ProbeHandler));
buffer = new Gst.Buffer(new byte[] { 0 });
FlowReturn flowreturn = src.Push(buffer);
Assert.AreEqual(flowreturn, FlowReturn.Ok);
}
///----------------------------------------------------------------------------------------------
///Set Return Data to be calledback when Return is called
public void SetReturnData(FlowReturn call, System.Type expectedType)
{
returnData = new ReturnData(call, expectedType);
}
public ReturnData(FlowReturn call, System.Type type)
{
returnCall = call;
returnType = type;
}
