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

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values stored on it.

Originally committed as revision 22119 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Vitor Sessak 2010-02-28 20:48:42 +00:00
parent a882cf9c21
commit fee6faa2b6
2 changed files with 10 additions and 0 deletions
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9
libavutil/tree.c
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@ -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){

1
libavutil/tree.h
View File

@ -78,5 +78,6 @@ void *av_tree_find(const struct AVTreeNode *root, void *key, int (*cmp)(void *ke
*/
void *av_tree_insert(struct AVTreeNode **rootp, void *key, int (*cmp)(void *key, const void *b), struct AVTreeNode **next);
void av_tree_destroy(struct AVTreeNode *t);
void av_tree_destroy_free_elem(struct AVTreeNode *t);
#endif /* AVUTIL_TREE_H */