L_DocumentSegmentBitmap

#include "l_bitmap.h"

L_LTIMGCOR_API L_INT L_DocumentSegmentBitmap(pBitmap, AlmostBalckAndWhite, Flags)

pBITMAPHANDLE pBitmap;	pointer to the bitmap handle
L_BOOL* AlmostBalckAndWhite;	pointer to L_BOOL variable that shows whether the image is almost black and white or not
L_UINT Flags;	flags

Specifies if the input image is almost black and white or not.

Parameter	Description
pBitmap	Pointer to the bitmap handle that references the bitmap to be affected.
AlmostBalckAndWhite	True if the image is almost black and white, Otherwise, False.
Flags	Reserved for future use. Must be 0.

Returns

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

Comments

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.

This function supports 8, 12 and 16-bit grayscale and 24, 48 and 64-bit color images.

Required DLLs and Libraries

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

Platforms

Win32, x64, Linux.

Example

#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName 
L_INT DocumentSegmentBitmapExample(L_VOID) 
{ 
   L_INT nRet; 
   BITMAPHANDLE LeadBitmap;   /* Bitmap handle to hold the loaded image. */ 
   /* Load the bitmap, keeping the bits per pixel of the file */ 
   nRet = L_LoadBitmap (MAKE_IMAGE_PATH(TEXT("clean.tif")), &LeadBitmap, sizeof(BITMAPHANDLE), 0, ORDER_BGR, NULL, NULL); 
   if(nRet != SUCCESS) 
      return nRet ; 
   /* Apply document segment bitmap filter */ 
   L_BOOL AlmostBalckAndWhite ; 
   nRet = L_DocumentSegmentBitmap(&LeadBitmap, &AlmostBalckAndWhite, 0); 
   //free bitmap 
   if(LeadBitmap.Flags.Allocated) 
      L_FreeBitmap(&LeadBitmap); 
   return nRet ; 
}

Help Version 19.0.2017.10.27

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Functions:	L_DeskewBitmap, L_InvertedPageBitmap
Topics:	Removing Noise