LBitmap::MRZDetection

#include "ltwrappr.h"

virtual L_INT LBitmap::MRZDetection(Inrc, Outrc)

Automatically detects a machine-readable passport (MRZ) zone in a document image.

Parameters

L_RECT Inrc

Structure that represents the searching area.

L_RECT* Outrc

Pointer to a structure to be updated with the location of the detected MRZ zone.

Returns

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

Comments

This function searches and detects MRZ code inside a specified rectangular zone.

This function supports 8-, 12-, 16-bit grayscale images and 24-, 32-bit colored images.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Example

#if defined (LEADTOOLS_V19_OR_LATER) 
L_INT LBitmap__MRZDetectionExample(L_VOID) 
{ 
    L_INT nRet; 
    LBitmap LeadBitmap; 
 
    nRet = LeadBitmap.Load(MAKE_IMAGE_PATH(TEXT("MRZ_SAMPLE.jpg")), 0,ORDER_BGR); 
    if(nRet !=SUCCESS) 
        return nRet ; 
 
    // set searching area 
    RECT inRect ; 
    inRect.left   = 0 ; 
    inRect.top    = 0 ; 
    inRect.right  = LeadBitmap.GetWidth() - 1 ; 
    inRect.bottom = LeadBitmap.GetHeight() - 1 ; 
 
    // detect mrz zone 
    L_RECT MRZZone ; 
    nRet = LeadBitmap.MRZDetection(inRect, &MRZZone); 
 
    return nRet ; 
} 
#endif // LEADTOOLS_V19_OR_LATER 
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