From 3cc28e9828a1ce1ba69955a68c7e71ef7cd5f0d4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Simon=20B=C3=BCnzli?= <zeniko@gmail.com>
Date: Sun, 18 Aug 2013 13:54:14 +0200
Subject: take /Version in /Root into account

---
 source/pdf/pdf-xref.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'source/pdf/pdf-xref.c')

diff --git a/source/pdf/pdf-xref.c b/source/pdf/pdf-xref.c
index 743cf452..97433fa3 100644
--- a/source/pdf/pdf-xref.c
+++ b/source/pdf/pdf-xref.c
@@ -1162,6 +1162,21 @@ pdf_init_document(pdf_document *doc)
 	{
 		fz_warn(ctx, "Ignoring Broken Optional Content");
 	}
+
+	fz_try(ctx)
+	{
+		char *version_str;
+		obj = pdf_dict_getp(pdf_trailer(doc), "Root/Version");
+		version_str = pdf_to_name(obj);
+		if (*version_str)
+		{
+			/* TODO: use fz_atof for parsing instead? */
+			int version = atoi(version_str) * 10 + atoi(version_str + 2);
+			if (version > doc->version)
+				doc->version = version;
+		}
+	}
+	fz_catch(ctx) { }
 }
 
 void
-- 
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