diff options
| -rw-r--r-- | libavutil/tree.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/libavutil/tree.c b/libavutil/tree.c index cce1d31090..0781453685 100644 --- a/libavutil/tree.c +++ b/libavutil/tree.c @@ -136,10 +136,11 @@ void av_tree_destroy(AVTreeNode *t){ } #if 0 -void av_tree_enumerate(AVTreeNode *t, void *opaque, int (*f)(void *opaque, void *elem)){ - int v= f(opaque, t->elem); - if(v>=0) av_tree_enumerate(t->child[0], opaque, f); - if(v<=0) av_tree_enumerate(t->child[1], opaque, f); +void av_tree_enumerate(AVTreeNode *t, void *opaque, int (*cmp)(void *opaque, void *elem), int (*enu)(void *opaque, void *elem)){ + int v= cmp ? cmp(opaque, t->elem) : 0; + if(v>=0) av_tree_enumerate(t->child[0], opaque, cmp, enu); + if(v==0) enu(opaque, t->elem); + if(v<=0) av_tree_enumerate(t->child[1], opaque, cmp, enu); } #endif |