track and disk number in mp4 tags should be interpreted unsigned. fixes #10984.

diff --git a/xbmc/music/tags/MusicInfoTagLoaderMP4.cpp b/xbmc/music/tags/MusicInfoTagLoaderMP4.cpp
index fc426ba..2e5bd62 100644 (file)
--- a/xbmc/music/tags/MusicInfoTagLoaderMP4.cpp
+++ b/xbmc/music/tags/MusicInfoTagLoaderMP4.cpp
@@ -212,14 +212,14 @@ void CMusicInfoTagLoaderMP4::ParseTag( unsigned int metaKey, const char* pMetaDa
 
   case g_TrackNumberAtomName:
     {
-      tag.SetTrackNumber( pMetaData[ 3 ] );
+      tag.SetTrackNumber( (unsigned char)pMetaData[ 3 ] );
 
       break;
     }
 
   case g_DiscNumberAtomName:
     {
-      tag.SetPartOfSet( pMetaData[ 3 ] );
+      tag.SetPartOfSet( (unsigned char)pMetaData[ 3 ] );
 
       break;
     }