AVL tree

Originally committed as revision 7031 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 29 insertions, 0 deletions

diff --git a/libavutil/tree.h b/libavutil/tree.h
new file mode 100644
index 0000000000..7c0c57c430
--- /dev/null
+++ b/libavutil/tree.h
@@ -0,0 +1,29 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This file is part of FFmpeg.
+ *
+ * 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.
+ *
+ * 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef TREE_H
+#define TREE_H
+
+struct AVTreeNode;
+void *av_tree_find(const struct AVTreeNode *t, void *key, int (*cmp)(void *key, const void *b), void *next[2]);
+void *av_tree_insert(struct AVTreeNode **tp, void *key, int (*cmp)(void *key, const void *b));
+void av_tree_destroy(struct AVTreeNode *t);
+
+#endif /* TREE_H */