From 9e6831a788cf0c60d516ac8d89a971525f749bee Mon Sep 17 00:00:00 2001
From: Guillaume Rousse <guillomovitch@mageia.org>
Date: Wed, 8 Aug 2012 19:36:28 +0000
Subject: avoid some warnings for undefined values

---
 lib/Parse/EDID.pm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/Parse/EDID.pm b/lib/Parse/EDID.pm
index cf13475..0e45cd2 100755
--- a/lib/Parse/EDID.pm
+++ b/lib/Parse/EDID.pm
@@ -514,7 +514,10 @@ sub parse_edid {
 
         # if the mm size given in the detailed_timing is not far from the cm size
         # put it as a more precise cm size
-        my %in_cm = map { $_ => $h->{$_ . '_image_size'} / 10 } ('horizontal', 'vertical');
+        my %in_cm = (
+            horizontal => _define($h->{horizontal_image_size}) / 10,
+            vertical   => _define($h->{vertical_image_size}) / 10,
+        );
         my ($error) = sort { $b <=> $a } map { abs($edid{'max_size_' . $_} - $in_cm{$_}) } keys %in_cm;
         if ($error <= 0.5) {
             $edid{'max_size_' . $_} = $in_cm{$_} foreach keys %in_cm;
@@ -632,6 +635,7 @@ sub find_edid_in_string {
     @edids;
 }
 
+sub _define { defined $_[0] ? $_[0] : 0 }
 sub _sqr { $_[0] * $_[0] }
 sub _round { int($_[0] + 0.5) }
 sub _group_by2 {
-- 
cgit v1.2.1