From dc464d6efe2b644004515a66f0bdd7d28fa220f7 Mon Sep 17 00:00:00 2001
From: Carter Li <zhangsongcui3371@sina.com>
Date: Tue, 28 Jul 2026 14:51:54 +0800
Subject: [PATCH] FFstrbuf: prefers `ffStrbufEnsureFree`

---
 src/common/FFstrbuf.h | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/src/common/FFstrbuf.h b/src/common/FFstrbuf.h
index 7b40bb42d..e3722ad82 100644
--- a/src/common/FFstrbuf.h
+++ b/src/common/FFstrbuf.h
@@ -221,9 +221,7 @@ static inline void ffStrbufClear(FFstrbuf* strbuf) {
 }
 
 static inline void ffStrbufAppendC(FFstrbuf* strbuf, char c) {
-    if (__builtin_expect(ffStrbufGetFree(strbuf) == 0, false)) {
-        ffStrbufEnsureFreeNoCheck(strbuf, 1);
-    }
+    ffStrbufEnsureFree(strbuf, 1);
     strbuf->chars[strbuf->length++] = c;
     strbuf->chars[strbuf->length] = '\0';
 }
@@ -232,9 +230,7 @@ static inline void ffStrbufAppendNC(FFstrbuf* strbuf, uint32_t num, char c) {
     if (__builtin_expect(num == 0, false)) {
         return;
     }
-    if (__builtin_expect(ffStrbufGetFree(strbuf) < num, false)) {
-        ffStrbufEnsureFreeNoCheck(strbuf, num);
-    }
+    ffStrbufEnsureFree(strbuf, num);
 
     memset(&strbuf->chars[strbuf->length], c, num);
     strbuf->length += num;
@@ -245,9 +241,7 @@ static inline void ffStrbufAppendNS(FFstrbuf* strbuf, uint32_t length, const cha
     if (__builtin_expect(value == nullptr || length == 0, false)) {
         return;
     }
-    if (__builtin_expect(ffStrbufGetFree(strbuf) < length, false)) {
-        ffStrbufEnsureFreeNoCheck(strbuf, length);
-    }
+    ffStrbufEnsureFree(strbuf, length);
 
     memcpy(&strbuf->chars[strbuf->length], value, length);
     strbuf->length += length;