public static List <System.Drawing.Image> ExtractImagesFromPDF(String PDFSourcePath) { List <System.Drawing.Image> ImgList = new List <System.Drawing.Image>(); iTextSharp.text.pdf.RandomAccessFileOrArray RAFObj = null; iTextSharp.text.pdf.PdfReader PDFReaderObj = null; iTextSharp.text.pdf.PdfObject PDFObj = null; iTextSharp.text.pdf.PdfStream PDFStremObj = null; try { RAFObj = new iTextSharp.text.pdf.RandomAccessFileOrArray(PDFSourcePath); PDFReaderObj = new iTextSharp.text.pdf.PdfReader(RAFObj, null); for (int i = 0; i <= PDFReaderObj.XrefSize - 1; i++) { PDFObj = PDFReaderObj.GetPdfObject(i); if ((PDFObj != null) && PDFObj.IsStream()) { PDFStremObj = (iTextSharp.text.pdf.PdfStream)PDFObj; iTextSharp.text.pdf.PdfObject subtype = PDFStremObj.Get(iTextSharp.text.pdf.PdfName.SUBTYPE); if ((subtype != null) && subtype.ToString() == iTextSharp.text.pdf.PdfName.IMAGE.ToString()) { try { iTextSharp.text.pdf.parser.PdfImageObject PdfImageObj = new iTextSharp.text.pdf.parser.PdfImageObject((iTextSharp.text.pdf.PRStream)PDFStremObj); System.Drawing.Image ImgPDF = PdfImageObj.GetDrawingImage(); ImgList.Add(ImgPDF); } catch (Exception) { } } } } PDFReaderObj.Close(); } catch (Exception ex) { throw new Exception(ex.Message); } return(ImgList); }