From c75296b910a264dc9f224b10b03cc526ac5f26d7 Mon Sep 17 00:00:00 2001
From: Alberto Griggio <agriggio@users.noreply.github.com>
Date: Sun, 4 Apr 2021 21:15:09 +0200
Subject: [PATCH] metadata: properly set the value of
 Exif.Photo.ExposureBiasValue

(cherry picked from commit b0bdd1fda6759b8041a0cbf5ce977e947ea10cff)
---
 rtengine/imagedata.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rtengine/imagedata.cc b/rtengine/imagedata.cc
index d6b643bcd..b61bb8cfd 100644
--- a/rtengine/imagedata.cc
+++ b/rtengine/imagedata.cc
@@ -773,7 +773,7 @@ void FramesData::fillBasicTags(Exiv2::ExifData &exif) const
     }
     set_exif(exif, "Exif.Photo.ExposureTime", s);
     set_exif(exif, "Exif.Photo.FocalLength", Exiv2::URationalValue(Exiv2::URational(getFocalLen() * 10, 10)));
-    set_exif(exif, "Exif.Photo.ExposureBiasValue", Exiv2::DoubleValue(round(getExpComp() * 100) / 100.0));
+    set_exif(exif, "Exif.Photo.ExposureBiasValue", Exiv2::RationalValue(Exiv2::Rational(round(getExpComp() * 100), 100)));
     set_exif(exif, "Exif.Image.Make", getMake());
     set_exif(exif, "Exif.Image.Model", getModel());
     set_exif(exif, "Exif.Photo.LensModel", getLens());