AddNoise method (ILEADRasterProcess)

Visual Basic example

Visual C++ 5.0 example

Delphi 4 example

C++ Builder example

 

Syntax

short AddNoise (ILEADRaster* pRaster, short iRange, short iChannel);

Overview

Refer to Applying Artistic Effects.

Remarks

Adds random pixels to the bitmap, letting you specify the percentage of coverage and the color plane.

This method supports 12 and 16-bit grayscale 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: Where the Region Preempts the Bitmap

 

Raster Images: Filtering Images