AudioVideoCall.BeginPark Method
Initiates a park request to the provisioned call park server.
Namespace: Microsoft.Rtc.Collaboration.AudioVideo
Assembly: Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)
Syntax
'Declaration
Public Function BeginPark ( _
options As CallParkOptions, _
userCallback As AsyncCallback, _
state As Object _
) As IAsyncResult
'Usage
Dim instance As AudioVideoCall
Dim options As CallParkOptions
Dim userCallback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult
returnValue = instance.BeginPark(options, _
userCallback, state)
public IAsyncResult BeginPark(
CallParkOptions options,
AsyncCallback userCallback,
Object state
)
Parameters
- options
Type: Microsoft.Rtc.Collaboration.CallParkOptions
Call park options. This parameter value can be null
- userCallback
Type: System.AsyncCallback
The method to be called when the asynchronous operation is completed.
- state
Type: System.Object
A user-provided object that distinguishes this particular asynchronous operation from other asynchronous operations.
Return Value
Type: System.IAsyncResult
An IAsyncResult that references the asynchronous operation.
Exceptions
| Exception | Condition |
|---|---|
| ArgumentException | Thrown when options parameter contains invalid or restricted signaling headers. |
| InvalidOperationException | Thrown when the call is not in valid state to perform this operation. |
Remarks
When the park operation completes successfully, this call will be terminated. Other calls in the same conversation will continue to stay established.