using System;
using System.Collection.Generic;
using System.Linq;
using System.text;
namespace how_to_convert_pdf_to_jpeg
{ class Program
{ static void Main (string [] args)
{ SautinSoft.PdfFocus f = new SautinSoft.PdfFocus;
f.OpenPdf (@"d:"ชื่อไฟล์".pdf);
if ( f. PageCount >0)
{
f.ImageOptions.ppi = 200
f.ImageOption.ImageFormat = System.Drawing.Imaging.ImageFormat.Jpeg;