#3248: fixes hp scanner's bad XRef

2013-06-22 12:06:37 -05:00 · 2013-06-22 12:06:37 -05:00 · c3096d98d4
commit c3096d98d4
parent c3030dee8f
1 changed files with 6 additions and 0 deletions
--- a/src/obj.js
+++ b/src/obj.js
@ -587,6 +587,12 @@ var XRef = (function XRefClosure() {
        delete tableState.entryCount;
      }

+      // Per issue 3248: hp scanners generate bad XRef
+      if (first === 1 && this.entries[1] && this.entries[1].free) {
+        // shifting the entries
+        this.entries.shift();
+      }
+
      // Sanity check: as per spec, first object must be free
      if (this.entries[0] && !this.entries[0].free)
        error('Invalid XRef table: unexpected first object');