#include "Ltimgcor.h"
L_LTIMGCOR_API L_INT L_MRZDetection(pBitmap, Inrc, Outrc)
Automatically detects a machine-readable passport (MRZ) zone in a document image.
Pointer to the bitmap handle referencing the bitmap to be searched.
Structure that represents the area to be searched.
Pointer to a structure representing the location of the MRZ zone.
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
This function searches a given L_RECT zone and detects whether it contains an MRZ zone.
This function can only process the region specified by the InRect parameter. It does not support regions.
This function supports 8-, 12-, and 16-bit grayscale images and 24- and 32-bit colored images.
Required DLLs and Libraries
Win32, x64, Linux.
This example loads a bitmap and applies the MRZ detector.
L_INT MRZDetectionExample(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 the same */
nRet = L_LoadBitmap (MAKE_IMAGE_PATH(TEXT("MRZ_SAMPLE.jpg")), &LeadBitmap, sizeof(BITMAPHANDLE), 0, ORDER_BGR, NULL, NULL);
if(nRet != SUCCESS)
return nRet ;
// set the searching area
RECT inRect ;
inRect.left = 0 ;
inRect.top = 0 ;
inRect.right = LeadBitmap.Width-1 ;
inRect.bottom = LeadBitmap.Height-1 ;
// detect the MRZ zone
L_RECT MRZZone ;
nRet = L_MRZDetection(&LeadBitmap, inRect, &MRZZone);
if(nRet != SUCCESS)
return nRet ;
//free the bitmap
if(LeadBitmap.Flags.Allocated)
L_FreeBitmap(&LeadBitmap);
return nRet ;
}
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
Your email has been sent to support! Someone should be in touch! If your matter is urgent please come back into chat.
Chat Hours:
Monday - Friday, 8:30am to 6pm ET
Thank you for your feedback!
Please fill out the form again to start a new chat.
All agents are currently offline.
Chat Hours:
Monday - Friday
8:30AM - 6PM EST
To contact us please fill out this form and we will contact you via email.