From 7981ff2fe80ec88954e0f3eb4ff3c6e634c872f6 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Mon, 22 Nov 2021 10:52:52 +0100
Subject: Don't import luminance of 0 from 2.14.x metadata files (part of
 #2130).

---
 src/lib/film.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/lib')

diff --git a/src/lib/film.cc b/src/lib/film.cc
index 0d277b82a..64fc04f5d 100644
--- a/src/lib/film.cc
+++ b/src/lib/film.cc
@@ -753,7 +753,9 @@ Film::read_metadata (optional<boost::filesystem::path> path)
 			_ratings.push_back (dcp::Rating("", *rating));
 		}
 		if (auto mastered_luminance = isdcf->optional_number_child<float>("MasteredLuminance")) {
-			_luminance = dcp::Luminance(*mastered_luminance, dcp::Luminance::Unit::FOOT_LAMBERT);
+			if (*mastered_luminance > 0) {
+				_luminance = dcp::Luminance(*mastered_luminance, dcp::Luminance::Unit::FOOT_LAMBERT);
+			}
 		}
 		_studio = isdcf->optional_string_child("Studio");
 		_facility = isdcf->optional_string_child("Facility");
-- 
cgit v1.2.3