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From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Date: Tue, 15 Apr 2025 20:14:30 +0200
Message-ID: <20250415181433.530161-3-michael@niedermayer.cc>
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Subject: [FFmpeg-devel] [PATCH v2 3/6] avutil/tree: Make av_tree_find2() non
recursive
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavutil/tree.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavutil/tree.c b/libavutil/tree.c
index 455a447bf11..a4c090e6d04 100644
--- a/libavutil/tree.c
+++ b/libavutil/tree.c
@@ -57,12 +57,12 @@ static void tree_find_next(const AVTreeNode *t, const void *key,
void *av_tree_find2(const AVTreeNode *t, const void *key,
int (*cmp)(const void *key, const void *b), void *next[4], int nextlen)
{
- if (t) {
+ while(t) {
unsigned int v = cmp(key, t->elem);
if (v) {
if (next)
next[v >> 31] = t->elem;
- return av_tree_find2(t->child[(v >> 31) ^ 1], key, cmp, next, nextlen);
+ t = t->child[(v >> 31) ^ 1];
} else {
if (next) {
tree_find_next(t->child[0], key, cmp, next, nextlen, 0);
--
2.49.0
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