Fix PHP7 warning "non well formed numeric value encountered"

PHP 7.1 warns when non-numeric string is implicitly cast to integer.

Change-Id: Ia46ea793e9495548c7d421b3372f6deaeda163f5
(cherry picked from commit 0a4a274b6255cc543df459f16902c1619697068f)

diff --git a/includes/media/FormatMetadata.php b/includes/media/FormatMetadata.php
index f683da2..3ea71a9 100644 (file)
--- a/includes/media/FormatMetadata.php
+++ b/includes/media/FormatMetadata.php
@@ -271,7 +271,7 @@ class FormatMetadata extends ContextSource {
                                        // TODO: YCbCrCoefficients  #p27 (see annex E)
                                        case 'ExifVersion':
                                        case 'FlashpixVersion':
-                                               $val = "$val" / 100;
+                                               $val = (int)$val / 100;
                                                break;
 
                                        case 'ColorSpace':