* Fix MediaArea/MediaInfoLib#783

pavel-pimenov · Feb 18, 2018 · 3ab03ea · 3ab03ea
1 parent f310a06
commit 3ab03ea
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/MediaInfoLib/Source/MediaInfo/File__Analyze.cpp b/MediaInfoLib/Source/MediaInfo/File__Analyze.cpp
@@ -2218,12 +2218,15 @@ bool File__Analyze::Header_Manage()
         }
         else
         {
-            //Can not synchronize anymore in this block
+			if (Element_Level<2)
+				return false;
+			//Can not synchronize anymore in this block
             Element_Offset=Element[Element_Level-2].Next-(File_Offset+Buffer_Offset);
             Header_Fill_Size(Element_Offset);
         }
     }
-
+	if (Element_Level<1)
+		return false;
     if (Element_IsWaitingForMoreData() || ((DataMustAlwaysBeComplete && Element[Element_Level-1].Next>File_Offset+Buffer_Size) || File_GoTo!=(int64u)-1) //Wait or want to have a comple data chunk
         #if MEDIAINFO_DEMUX
             || (Config->Demux_EventWasSent)