TestImageSelector

Description

Returns or sets the mode of generating internal test images. Can be one of the following values:

"Off"

Test image mode is disabled. Image is coming from the sensor.

"Black"

Generates the darkest possible image

"White"

Generates the brightest possible image

"GrayHorizontalRamp"

Generates the horizontal wedge going from the darkest to the brightest possible intensity

"GrayVerticalRamp"

Generates the vertical wedge going from the darkest to the brightest possible intensity

"GrayHorizontalRampMoving"

Generates the horizontal wedge going from the darkest to the brightest possible intensity and moving from left to right

"GrayHorizontalRampMoving"

Generates the vertical wedge going from the darkest to the brightest possible intensity and moving from top to bottom

"HorizontalLineMoving"

A moving horizontal line is superimposed on the live image

"VeritcalLineMoving"

A moving vertical line is superimposed on the live image

"FrameCounter"

A frame counter is superimposed on the live image

Syntax

[VB]
objActiveGige.TestImageSelector [= Value]

[C/C++]
HRESULT get_TestImageSelector( string *pValue );
HRESULT put_TestImageSelector( string Value );


Data Type [VB]

String

Parameters [C/C++]

pValue [out, retval]

Pointer to the string specifying the test image selector setting

Value [in]

The test image selection to be set

Return Values

S_OK

Success

E_NOINTERFACE

The feature is not available for the selected camera

E_INVALIDARG

The value is not part of the enumerated set

E_FAIL

Failure to set the feature value

Example

The following VB example demonstrates the use of a combo box to switch between available test images.

Private Sub Form_Load()
Lst = ActiveGige1.GetEnumList("TestImageSelector")
For i = 0 To UBound(Lst)
Combo1.AddItem (Lst(i))
Next
Combo1.ListIndex = ActiveGige1.TestImageSelector
End Sub

Private Sub Combo1_Click()
ActiveGige1.TestImageSelector = Combo1.Text
End Sub

Remarks

Depending on a camera model, other device-specific values may be available for this feature. The list of valid values can be retrieved using GetEnumList.

Note that the property is available only if the currently selected camera supports the TestImageSelector feature per GenICam standard.