Sharpen method (ILEADRasterProcess)

Visual Basic example

Visual C++ 5.0 example

Delphi 4 example

C++ Builder example

 

Syntax

short Sharpen (ILEADRaster* pRaster, short iChange);

Overview

Refer to Detecting and Enhancing Edges and Lines.

Remarks

Increases or decreases the sharpness of the image in the bitmap.

Negative values decrease the sharpness of the image. Specify -1000 for minimum sharpness. Positive values increase the sharpness. Specify +1000 for maximum sharpness.

This method supports 12 and 16-bit grayscale images and 48 and 64-bit color images. Support for 12 and 16-bit grayscale images and 48 and 64-bit color images is available only in the Document/Medical toolkits.

This method does not support signed data images. It returns the error code ERROR_SIGNED_DATA_NOT_SUPPORTED if a signed data image is passed to this method.

See Also

Topics:

Raster Images: Filtering Images

 

Raster Images: Where the Region Preempts the Bitmap