ByteScout Barcode Suite – C++ – General example reading barcode with barcode reader sdk

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ByteScout Barcode Suite – C++ – General example reading barcode with barcode reader sdk

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ByteScout-Barcode-Suite-C-plus-plus-General-example-reading-barcode-with-barcode-reader-sdk.pdf

general example reading barcode with barcode reader sdk in C++ using ByteScout Barcode Suite

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An easy to understand guide to learn how to general example reading barcode with barcode reader sdk in C++. ByteScout Barcode Suite was created to assist general example reading barcode with barcode reader sdk in C++. ByteScout Barcode Suite is the set that includes three different SDK products to generate barcodes, read barcodes and read and write spreadsheets: Barcode SDK, Barcode Reader SDK and Spreadsheet SDK.

Want to speed up the application development? Then this C++, code samples for C++, developers help to speed up the application development and writing a code when using ByteScout Barcode Suite. Just copy and paste this C++ sample code to your C++ application’s code editor, add a reference to ByteScout Barcode Suite (if you haven’t added yet) and you are ready to go! Use of ByteScout Barcode Suite in C++ is also described in the documentation included along with the product.

On our website you may get trial version of ByteScout Barcode Suite for free. Source code samples are included to help you with your C++ application.

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CommonExample.cpp

      #include "stdafx.h"

#import "c:\\Program Files\\Bytescout BarCode Reader SDK\\net2.00\\Bytescout.BarCodeReader.tlb" raw_interfaces_only

using namespace Bytescout_BarCodeReader;

int _tmain(int argc, _TCHAR* argv[])
{
	// Initialize COM.
	HRESULT hr = CoInitialize(NULL);

	// Create the interface pointer.
	IReaderPtr pIReader(__uuidof(Reader));

	// set the registration name and key
	_bstr_t registrationName(L"DEMO");
	pIReader->put_RegistrationName(registrationName);

	_bstr_t registrationKey(L"DEMO");
	pIReader->put_RegistrationKey(registrationKey);

	// Set barcode type to find
	_BarcodeTypeSelectorPtr pBarcodeTypesToFind;
	pIReader->get_BarcodeTypesToFind(&pBarcodeTypesToFind);
	pBarcodeTypesToFind->put_GS1DataBarExpanded(VARIANT_TRUE);

	// Get full path of sample barcode image file
	WCHAR file[MAX_PATH];
	::GetFullPathName(L"GS1DataBarExpanded.png", MAX_PATH, file, NULL);

	// Read barcode from file
	hr = pIReader->ReadFromFile(_bstr_t(file));

	// check if file was not found
	if (hr == E_FAIL)
	{
		wprintf(L"File was not found: %s\n", file);
	}
	else
	{
		// Get found barcode count
		long count;
		pIReader->get_FoundCount(&count);

		// Get found barcode information
		for (int i = 0; i < count; i++)
		{
			SymbologyType type;
			hr = pIReader->GetFoundBarcodeType(i, &type);
			wprintf(L"Barcode type: %d\n", type);

			float confidence;
			hr = pIReader->GetFoundBarcodeConfidence(i, &confidence);
			wprintf(L"Barcode confidence: %f\n", confidence);

			BSTR bstrValue;
			hr = pIReader->GetFoundBarcodeValue(i, &bstrValue);
			wprintf(L"Barcode value: %s\n", bstrValue);
			::SysFreeString(bstrValue);

			wprintf(L"\n");
		}

		if (count == 0)
		{
			wprintf(L"No barcodes found.");
		}
	}

	// Uninitialize COM.
	CoUninitialize();

	// Wait until user press any key
	system("pause");

	return 0;
}

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stdafx.cpp

      // stdafx.cpp : source file that includes just the standard includes
// BarcodeReaderExample.pch will be the pre-compiled header
// stdafx.obj will contain the pre-compiled type information

#include "stdafx.h"

// TODO: reference any additional headers you need in STDAFX.H
// and not in this file

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60 Day Free Trial or Visit ByteScout Barcode Suite Home Page

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ON-DEMAND REST WEB API

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stdafx.h

      // stdafx.h : include file for standard system include files,
// or project specific include files that are used frequently, but
// are changed infrequently
//

#pragma once


#define WIN32_LEAN_AND_MEAN		// Exclude rarely-used stuff from Windows headers
#include <stdio.h>
#include <tchar.h>