Note: Add a reference in your project to PDFcompressNET To do this:    a. On the Project menu, click Add Reference;    b. On the .NET tab, locate PDFcompressNET and then click Select;    c. Click OK in the Add References dialog box to accept your selections.

          PDFcompress.Neevia NVcomp = new PDFcompress.Neevia();
          int retVal;

          NVcomp.CI = "jpx";
          NVcomp.CQ = 10;

          NVcomp.GI = "jpx";
          NVcomp.GQ = 10;

          NVcomp.MI = "jbig2";
          NVcomp.MQ = 1;

          NVcomp.CreateObjectStreams = true;

	  NVcomp.removePageLabels = true;
	  NVcomp.removeArticleThreads = true;

          retVal = NVcomp.CompressPDF(@"c:\in.pdf", @"c:\out.pdf");
          if (retVal != 0)
          {
              MessageBox.Show("Error code = " + retVal.ToString());
          }
          else
          {
              MessageBox.Show("Done");
          }