using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;
using?System.Runtime.InteropServices;

namespace?ToText
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????#region?DllImport
????????[DllImport（“AspriseOCR.dll“?EntryPoint?=?“OCR“?CallingConvention?=?CallingConvention.Cdecl）]
????????public?static?extern?IntPtr?OCR（string?file?int?type）;

????????[DllImport（“AspriseOCR.dll“?EntryPoint?=?“OCRpart“?CallingConvention?=?CallingConvention.Cdecl）]
????????static?extern?IntPtr?OCRpart（string?file?int?type?int?startX?int?startY?int?width?int?height）;