Implement av_tree_destroy_free_elem() to destroy a tree and free all the

values stored on it.

Originally committed as revision 22119 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 9 insertions, 0 deletions

diff --git a/libavutil/tree.c b/libavutil/tree.c
index 4b78764628..261e306b8a 100644
--- a/libavutil/tree.c
+++ b/libavutil/tree.c
@@ -135,6 +135,15 @@ void av_tree_destroy(AVTreeNode *t){
     }
 }
 
+void av_tree_destroy_free_elem(AVTreeNode *t){
+    if(t){
+        av_tree_destroy_free_elem(t->child[0]);
+        av_tree_destroy_free_elem(t->child[1]);
+        av_free(t->elem);
+        av_free(t);
+    }
+}
+
 #if 0
 void av_tree_enumerate(AVTreeNode *t, void *opaque, int (*cmp)(void *opaque, void *elem), int (*enu)(void *opaque, void *elem)){
     if(t){