Use new endpage_fast

Changes

@@ -18,6 +18,7 @@ o List images on a page with -list-images[-json]
 o Chop pages up into sections with -chop
 o Build PDF files from JBIG2 streams, including globals
 o Reprocess images within PDFs to further compress them
+o New -pages-fast to print number of pages from /Count 
 
 Extended features:
 

cpdfcommand.ml

@@ -955,7 +955,7 @@ let rec decrypt_if_necessary (_, _, user_pw, owner_pw, was_dec_with_owner, _) op
 
 (* Output Page Count *)
 let output_page_count pdf =
-  Printf.printf "%i\n" (Pdfpage.endpage pdf)
+  Printf.printf "%i\n" ((if args.fast then Pdfpage.endpage_fast else Pdfpage.endpage) pdf)
 
 let detect_duplicate_op op =
   match args.op with

cpdfmanual.tex

@@ -10,6 +10,7 @@
 %Document -extract-images JBIG2 for how to use jbig2dec
 %Document -jbig2 / -jbig2globals
 %Document -process-images
+%Document -pages -fast
 \documentclass{book}
 % Edit here to produce cpdfmanual.pdf, cpdflibmanual.pdf, pycpdfmanual.pdf,
 % dotnetcpdflibmanual.pdf, jcpdflibmanual.pdf jscpdflibmanual.pdf etc.