ClientExtensionsStartExposureAsync Method

Returns an awaitable, running, Task that takes a camera image

Definition

Namespace: ASCOM.Common
Assembly: ASCOM.Common (in ASCOM.Common.dll) Version: 3.0.0-rc.1+86c25ce733aebb4d8b1b8a62e84770ea5e972bea
C#
public static Task StartExposureAsync(
	this ICameraV3 device,
	double duration,
	bool light,
	CancellationToken cancellationToken = default,
	int pollInterval = 1000,
	ILogger logger = null
)

Parameters

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

Task
Awaitable 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

Version Information

.NET Standard

Supported in: 2.0

See Also