ASCOM Library
Client
Returns an awaitable, running, Task that takes a camera image
Definition
Namespace: ASCOM.Common
Assembly: ASCOM.Common (in ASCOM.Common.dll) Version: 4.0.0+77e18c564bf9ecdb0ef30166e894390d1b7d077c
Awaitable task that ends when the exposure is complete
Assembly: ASCOM.Common (in ASCOM.Common.dll) Version: 4.0.0+77e18c564bf9ecdb0ef30166e894390d1b7d077c
C#
public static Task StartExposureAsync(
this ICameraV3 device,
double duration,
bool light,
CancellationToken cancellationToken = default,
int pollInterval = 1000,
ILogger logger = null
)VB
<ExtensionAttribute>
Public Shared Function StartExposureAsync (
device As ICameraV3,
duration As Double,
light As Boolean,
Optional cancellationToken As CancellationToken = Nothing,
Optional pollInterval As Integer = 1000,
Optional logger As ILogger = Nothing
) As TaskParameters
- device ICameraV3
- The Camera device
- duration Double
- Length of exposure
- light Boolean
- for light frames, for dark frames
- cancellationToken CancellationToken (Optional)
- Cancellation token - Default: None
- pollInterval Int32 (Optional)
- Interval between polls of the completion variable (milliseconds) - Default: 1000 milliseconds.
- logger ILogger (Optional)
- ILogger instance that will receive operation messages from the method - Default: No logger
Return Value
TaskAwaitable task that ends when the exposure is complete
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type ICameraV3. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).Remarks
Initiator: StartExposure(Double, Boolean)
Complete when: CameraState is Idle or Error