public static byte[] ConvertPDF2Image(string pdfInputPath)
{
global::SautinSoft.PdfFocus pdfFocus = new global::SautinSoft.PdfFocus();
pdfFocus.OpenPdf(pdfInputPath);
//Task
byte[] img = pdfFocus.ToImage(1);
//byte[] bmp = pdfFocus.ToImage(1);
pdfFocus.ClosePdf();
return(img);
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public static List <byte[]> ConvertPDF2Image(string pdfInputPath, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition)
{
global::SautinSoft.PdfFocus pdfFocus = new global::SautinSoft.PdfFocus();
pdfFocus.OpenPdf(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFocus.PageCount)
{
endPageNum = pdfFocus.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
List <byte[]> images = new List <byte[]>();
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
byte[] img = pdfFocus.ToImage(i);
images.Add(img);
using (FileStream fs1 = File.Create(imageOutputPath + imageName + i.ToString() + "." + imageFormat.ToString()))
{
fs1.Write(img, 0, img.Length);
}
}
//byte[] bmp = pdfFocus.ToImage(1);
pdfFocus.ClosePdf();
return(images);
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public static void ConvertPDF2Image(string pdfInputPath, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition)
{
global::SautinSoft.PdfFocus pdfFocus = new global::SautinSoft.PdfFocus();
pdfFocus.OpenPdf(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFocus.PageCount)
{
endPageNum = pdfFocus.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
byte[] img = pdfFocus.ToImage(i);
using (FileStream fs1 = File.Create(imageOutputPath + imageName + i.ToString() + "." + imageFormat.ToString()))
{
fs1.Write(img, 0, img.Length);
}
}
pdfFocus.ClosePdf();
}
