LBitmap::AverageFilter
#include "ltwrappr.h"
virtual L_INT LBitmap::AverageFilter(uDim=3)
L_UINT uDim; |
/* size of the averaging neighborhood */ |
Changes the color of each pixel in the class object's bitmap to the average color of pixels in its neighborhood. This results in a blur effect.
Parameter |
Description |
uDim |
Size of the averaging neighborhood. It is the length, in pixels, of one side of a square. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
You control the amount of blur by specifying the size of the neighborhood that is used for averaging.
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 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
Example
LBitmap m_Bitmap;
m_Bitmap.Load(TEXT("image1.cmp"), 0,ORDER_BGR);
m_Bitmap.AverageFilter(10);