LBitmap::Sharpen

#include "ltwrappr.h"

virtual L_INT LBitmap::Sharpen(nSharpness)

L_INT nSharpness;

/* amount to change the sharpness */

Increases or decreases the sharpness of the image in the class object's bitmap.

Parameter	Description
nSharpness	The amount to change the sharpness. Valid values range from -1000 to +1000.

Returns

SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Comments

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

To update a status bar or detect a user interrupt during execution of this function, refer to LBase::EnableStatusCallback.

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

This function 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 function.

Required DLLs and Libraries

LTDIS
LTFIL
LTIMG

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

See Also

Functions:	LBitmap::BricksTexture, LBitmap::Deskew, LBitmap::DeskewExt, LBitmap::DiffuseGlow, LBitmap::GlowFilter, LBitmap::HalfTonePattern, LBitmap::HighPassFilter, LBitmap::MaskConvolution, LBitmap::Perspective, LBitmap::PlasmaFilter, LBitmap::Pointillist, LBitmap::Emboss, LBitmap::Posterize, LBitmap::Mosaic, LBitmap::BinaryFilter, LBitmap::AddNoise, LBitmap::MedianFilter, LBitmap::IntensityDetect, LBitmap::SpatialFilter, LBitmap::AverageFilter, LBitmap::MaxFilter, LBitmap::MinFilter, LBitmap::Oilify, LBitmap::Solarize, LBitmap::WindowLevel, Class Members
Topics:	Raster Image Functions:Filtering Images
	Detecting and Enhancing Edges and Lines
	Raster Image Functions: Detecting and Enhancing Edges and Lines

Example

LBitmap LeadBitmap;
LeadBitmap.Load(TEXT("image1.cmp"), 0,ORDER_BGR);
LeadBitmap.Sharpen(500);