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PDF Printer Driver, Convert to PDF, Print to PDF
Example 1: Crop a PDF file (ASP.NET)  
Copy the PDFresize .NET assembly from the c:\program files\neeviaPDF.com\PDFresize\dotNet\ folder into your web site bin folder;
cropVB.aspx (VB.NET):
  <%@ Page Language="VB" %>
  <HTML>
  <HEAD>
     <SCRIPT runat="server">
        Sub Button1_OnClick(Source As Object, e As EventArgs)
   	  Dim NVresize As new PDFresize.Neevia

	  NVresize.Paper = "letter"
	  NVresize.Orientation = 2
	  NVresize.Scale = false

	  Dim retVal
   	  retVal = NVresize.ResizePDF("c:\in.pdf", "c:\out.pdf")
	  If retVal <> 0 Then
  	    Response.Write("Error code=" & CStr(retVal))
	  Else
	    Response.Write("Done")
	  End If
        End Sub
     </SCRIPT>
   </HEAD>
   <BODY><CENTER>
     <FORM id="Form1" enctype="multipart/form-data" method="post" runat="server">
     <INPUT id="Submit1" type="submit" value="Crop file" 
       OnServerClick="Button1_OnClick" name="Submit1" runat="server">
     </FORM>
   </BODY>
   </HTML>
cropCsharp.aspx (C#):
<%@ Page Language="C#" %>
<HTML>
<HEAD>
   <SCRIPT runat="server">
      void Button1_OnClick(object Source, EventArgs e)
      {
	  PDFresize.Neevia NVresize = new PDFresize.Neevia();
	  int retVal;

	  NVresize.Paper = "letter";
	  NVresize.Orientation = 2;
	  NVresize.Scale = false;

	  retVal = NVresize.ResizePDF(@"c:\in.pdf",@"c:\out.pdf");
	  if (retVal != 0) {
	    Response.Write("Error code = " + retVal.ToString());
	  } else {
	    Response.Write("Done");
	  }

      }
   </SCRIPT>
</HEAD>
<BODY><CENTER>
<FORM id="Form1" enctype="multipart/form-data" method="post" 
runat="server">
<INPUT id="Submit1" type="submit" value="Crop file"
OnServerClick="Button1_OnClick" name="Submit1" runat="server">
</FORM>
</BODY>
</HTML>

I downloaded PDFcompress and must say that I was impressed by the high compression ratio, speed and easy to use graphic interface.

Alex Wetzel

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