ByteScout PDF Extractor SDK – C++ – Compare PDF Documents

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ByteScout PDF Extractor SDK – C++ – Compare PDF Documents

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ByteScout-PDF-Extractor-SDK-C-plus-plus-Compare-PDF-Documents.pdf

compare PDF documents in C++ and ByteScout PDF Extractor SDK

How to code compare PDF documents in C++: How-To tutorial

ByteScout tutorials explain the material for programmers who use C++. ByteScout PDF Extractor SDK was made to help with compare PDF documents in C++. ByteScout PDF Extractor SDK is the Software Development Kit (SDK) that is designed to help developers with data extraction from unstructured documents like pdf, tiff, scans, images, scanned and electronic forms. The library is powered by OCR, computer vision and AI to provide unique functionality like table detection, automatic table structure extraction, data restoration, data restructuring and reconstruction. Supports PDF, TIFF, PNG, JPG images as input and can output CSV, XML, JSON formatted data. Includes full set of utilities like pdf splitter, pdf merger, searchable pdf maker.

C++ code snippet like this for ByteScout PDF Extractor SDK works best when you need to quickly implement compare PDF documents in your C++ application. C++ sample code is all you need: copy and paste the code to your C++ application’s code editor, add a reference to ByteScout PDF Extractor SDK (if you haven’t added yet) and you are ready to go! This basic programming language sample code for C++ will do the whole work for you in implementing compare PDF documents in your app.

ByteScout PDF Extractor SDK free trial version is available for download from our website. Free trial also includes programming tutorials along with source code samples.

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CPPExample.cpp

      	#include "stdafx.h"
	#include "comip.h"

	#import "c:\\Program Files\\Bytescout PDF Extractor SDK\\net4.00\\Bytescout.PDFExtractor.tlb" raw_interfaces_only
	
	using namespace Bytescout_PDFExtractor;

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

		// Load first document
		_TextExtractorPtr document1(__uuidof(TextExtractor));
		document1->put_RegistrationName(_bstr_t(L"DEMO"));
		document1->put_RegistrationKey(_bstr_t(L"DEMO"));
		document1->LoadDocumentFromFile(_bstr_t(L"..\\..\\comparison1.pdf"));

		// Load second  document
		_TextExtractorPtr document2(__uuidof(TextExtractor));
		document2->put_RegistrationName(_bstr_t(L"DEMO"));
		document2->put_RegistrationKey(_bstr_t(L"DEMO"));
		document2->LoadDocumentFromFile(_bstr_t(L"..\\..\\comparison2.pdf"));

		// Compare documents
		_TextComparerPtr comparer(__uuidof(TextComparer));
		comparer->put_RegistrationName(_bstr_t(L"DEMO"));
		comparer->put_RegistrationKey(_bstr_t(L"DEMO"));
		DECIMAL result;
		comparer->Compare((_BaseTextExtractorPtr) document1, (_BaseTextExtractorPtr) document2, &result);

		// Generate report
		VARIANT_BOOL ok;
		comparer->GenerateHtmlReport_2(_bstr_t(L"report.html"), &ok);

		document1->Release();
		document2->Release();
		comparer->Release();

		CoUninitialize();

		return 0;
	}

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stdafx.cpp

      // stdafx.cpp : source file that includes just the standard includes
// CPPExample.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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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

#include "targetver.h"

#include <stdio.h>
#include <tchar.h>



// TODO: reference additional headers your program requires here

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targetver.h

      #pragma once

// Including SDKDDKVer.h defines the highest available Windows platform.

// If you wish to build your application for a previous Windows platform, include WinSDKVer.h and
// set the _WIN32_WINNT macro to the platform you wish to support before including SDKDDKVer.h.

#include <SDKDDKVer.h>