1 files changed, 9 insertions, 6 deletions
diff --git a/libavutil/tree.c b/libavutil/tree.c
index a65d728f86..7b57b2d39a 100644
--- a/libavutil/tree.c
+++ b/libavutil/tree.c
@@ -1,24 +1,25 @@
 /*
  * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include "error.h"
+#include "log.h"
 #include "mem.h"
 #include "tree.h"
 
@@ -28,13 +29,15 @@ typedef struct AVTreeNode {
     int state;
 } AVTreeNode;
 
+const int av_tree_node_size = sizeof(AVTreeNode);
+
 struct AVTreeNode *av_tree_node_alloc(void)
 {
     return av_mallocz(sizeof(struct AVTreeNode));
 }
 
 void *av_tree_find(const AVTreeNode *t, void *key,
-                   int (*cmp)(void *key, const void *b), void *next[2])
+                   int (*cmp)(const void *key, const void *b), void *next[2])
 {
     if (t) {
         unsigned int v = cmp(key, t->elem);
@@ -54,7 +57,7 @@ void *av_tree_find(const AVTreeNode *t, void *key,
 }
 
 void *av_tree_insert(AVTreeNode **tp, void *key,
-                     int (*cmp)(void *key, const void *b), AVTreeNode **next)
+                     int (*cmp)(const void *key, const void *b), AVTreeNode **next)
 {
     AVTreeNode *t = *tp;
     if (t) {