GdPictureImaging.SetContrast Method

Adjust the contrast on a GdPicture image or into the area defined by SetROI() function.

public GdPictureStatus SetContrast(
    int ImageID, 
    int Contrast
);

Visual Basic

Public Function SetContrast(
    ByVal ImageID As Integer, 
    ByVal Contrast As Integer
) As GdPictureStatus

Parameters

Parameters	Description
ImageID	GdPicture Image Identifier.
Contrast	Contrast adjustment between -100 and 100.

Returns

A member of the GdPictureStatus enumeration.

Related Topics

SetROI, ResetROI, SetBCSG

Example

Increase & Decrease contrast

Copy Code

'To increase contrast of 10%
m_Stat = oGdPictureImaging.SetContrast(ImageID, 10)
'To decrease contrast of 10%
m_Stat = oGdPictureImaging.SetContrast(ImageID, -10)