diff --git a/libavutil/log.c b/libavutil/log.c
index 547287fc29..87a1edaffb 100644
--- a/libavutil/log.c
+++ b/libavutil/log.c
@@ -55,6 +55,10 @@ static void colored_fputs(int color, const char *str){
     }
 }
 
+const char* av_default_item_name(void* ptr){
+    return (*(AVClass**)ptr)->class_name;
+}
+
 void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
 {
     static int print_prefix=1;
diff --git a/libavutil/log.h b/libavutil/log.h
index d4bc7554b3..a21adb8586 100644
--- a/libavutil/log.h
+++ b/libavutil/log.h
@@ -125,5 +125,6 @@ int av_log_get_level(void);
 void av_log_set_level(int);
 void av_log_set_callback(void (*)(void*, int, const char*, va_list));
 void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl);
+const char* av_default_item_name(void* ctx);
 
 #endif /* AVUTIL_LOG_H */