Updated to Exifer r4159

1 files changed, 10 insertions, 2 deletions

diff --git a/modules/exif/lib/exif.php b/modules/exif/lib/exif.php
index 21b028f8..bd72f237 100644
--- a/modules/exif/lib/exif.php
+++ b/modules/exif/lib/exif.php
@@ -1007,8 +1007,16 @@ if ($result['ValidJpeg'] == 1) {
 //================================================================================================
 function ConvertToFraction($v, &$n, &$d)
 {
-        $n = 1;
-        $d = !empty($v) ? round(1.0 / $v) : 0;
+	if ($v == 0) {
+		$n = 0;
+		$d = 1;
+		return;
+	}
+	for ($n=1; $n<100; $n++) {
+		$v1 = 1/$v*$n;
+		$d = round($v1, 0);
+		if (abs($d - $v1) < 0.02) return;// within tolarance
+	}
 }  
 
 //================================================================================================