From 71e493a810833586458eca3e18be5ac597f5f563 Mon Sep 17 00:00:00 2001
From: "James R. Barlow" <jim@purplerock.ca>
Date: Tue, 16 Feb 2016 05:29:32 -0800
Subject: [PATCH] Fix case of JPEG missing DPI field

---
 ocrmypdf/main.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ocrmypdf/main.py b/ocrmypdf/main.py
index 7fc555e9..f6152aaa 100755
--- a/ocrmypdf/main.py
+++ b/ocrmypdf/main.py
@@ -677,7 +677,8 @@ def select_image_for_pdf(
     if all(image['enc'] == 'jpeg' for image in pageinfo['images']):
         # If all images were JPEGs originally, produce a JPEG as output
         im = Image.open(image)
-        im.save(output_file, format='JPEG', dpi=im.info['dpi'])
+        dpi = im.info.get('dpi', int(pageinfo['xres']))
+        im.save(output_file, format='JPEG', dpi=dpi)
     else:
         re_symlink(image, output_file)