GdPicture image identifier.
Scale factor.
Example





In This Topic
GdPicture14 Namespace / GdPictureImaging Class / ScaleGreenComponent Method

ScaleGreenComponent Method (GdPictureImaging)

In This Topic
Scales the green color component of a GdPicture image or of an area of a GdPicture image defined by SetROI() method.
Syntax
'Declaration

 


Public Function ScaleGreenComponent( _

   ByVal ImageID As Integer, _

   ByVal Factor As Single _

) As GdPictureStatus
public GdPictureStatus ScaleGreenComponent( 

   int ImageID,

   float Factor

)
public function ScaleGreenComponent( 

    ImageID: Integer;

    Factor: Single

): GdPictureStatus; 
public function ScaleGreenComponent( 

   ImageID : int,

   Factor : float

) : GdPictureStatus;
public: GdPictureStatus ScaleGreenComponent( 

   int ImageID,

   float Factor

) 
public:

GdPictureStatus ScaleGreenComponent( 

   int ImageID,

   float Factor

)

Parameters

ImageID
GdPicture image identifier.
Factor
Scale factor.

Return Value

A member of the GdPictureStatus enumeration.
Remarks
This method is used in the "Image Processing" Demo.
Example
Rescaling the green component in an image and saving as a png. 
using (GdPictureImaging gdpictureImaging = new GdPictureImaging())

{

    int imageID = gdpictureImaging.CreateGdPictureImageFromFile("image.jpg", false);

    gdpictureImaging.ScaleGreenComponent(imageID, 0.5f);

    gdpictureImaging.SaveAsPNG(imageID, "output.png");

    gdpictureImaging.ReleaseGdPictureImage(imageID);

}
See Also

Reference

GdPictureImaging Class
GdPictureImaging Members
SetROI Method
ResetROI Method