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-rw-r--r--cups/pwg-media.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/cups/pwg-media.c b/cups/pwg-media.c
index 62455ea6d..0c6e44bc3 100644
--- a/cups/pwg-media.c
+++ b/cups/pwg-media.c
@@ -1,7 +1,7 @@
/*
* PWG media name API implementation for CUPS.
*
- * Copyright 2009-2017 by Apple Inc.
+ * Copyright 2009-2019 by Apple Inc.
*
* These coded instructions, statements, and computer programs are the
* property of Apple Inc. and are protected by Federal copyright
@@ -26,6 +26,7 @@
#define _PWG_MEDIA_IN(p,l,a,x,y) {p, l, a, (int)(x * 2540), (int)(y * 2540)}
#define _PWG_MEDIA_MM(p,l,a,x,y) {p, l, a, (int)(x * 100), (int)(y * 100)}
+#define _PWG_EPSILON 50 /* Matching tolerance */
/*
@@ -912,10 +913,11 @@ pwgMediaForSize(int width, /* I - Width in hundredths of millimeters */
{
/*
* Adobe uses a size matching algorithm with an epsilon of 5 points, which
- * is just about 176/2540ths...
+ * is just about 176/2540ths... But a lot of international media sizes are
+ * very close so use 0.5mm (50/2540ths) as the maximum delta.
*/
- return (_pwgMediaNearSize(width, length, 176));
+ return (_pwgMediaNearSize(width, length, _PWG_EPSILON));
}