LBitmap::BinaryFilter
#include "ltwrappr.h"
virtual L_INT LBitmap::BinaryFilter(pFilter)
pBINARYFLT pFilter; |
/* pointer to the binary filter to use */ |
Imposes a binary filter on the class object's bitmap. This function is available in Document/Medical toolkits only.
Parameter |
Description |
|
pFilter |
Pointer to the binary filter to use. You can use one of the following predefined filters: |
|
|
Value |
Meaning |
|
BFLT_EROSION_OMNI |
[#define] Shrinks black objects in the image. The effect is biased in the specified direction. |
|
BFLT_DILATION_OMNI |
[#define] Enlarges black objects in the image. The effect is biased in the specified direction. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
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 32-bit grayscale images. It returns the error code ERROR_GRAY32_UNSUPPORTED if a 32-bit grayscale 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
L_INT LBitmap__BinaryFilterExample() { L_INT nRet; LBitmap m_Bitmap; nRet =m_Bitmap.Load(TEXT("C:\\Program Files\\LEAD Technologies, Inc\\LEADTOOLS 15.0\\Images\\image1.cmp"), 0,ORDER_BGR); if(nRet !=SUCCESS) return nRet; nRet =m_Bitmap.BinaryFilter(BFLT_DILATION_OMNI); if(nRet !=SUCCESS) return nRet; return SUCCESS; }