From c8fedccd786130c5ab40cbdf2e6b54b81b59ef89 Mon Sep 17 00:00:00 2001
From: Alex <liyu7352@gmail.com>
Date: Wed, 26 Apr 2023 09:10:41 +0800
Subject: [PATCH] =?UTF-8?q?=E9=81=BF=E5=85=8D=E8=B7=B3=E8=BF=87=E4=B8=80?=
 =?UTF-8?q?=E4=B8=AA=E6=AD=A3=E5=B8=B8=E7=9A=84ts=E5=8C=85?=
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---
 src/Rtp/TSDecoder.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/Rtp/TSDecoder.cpp b/src/Rtp/TSDecoder.cpp
index 4f00ada0..df1305ad 100644
--- a/src/Rtp/TSDecoder.cpp
+++ b/src/Rtp/TSDecoder.cpp
@@ -35,13 +35,15 @@ const char *TSSegment::onSearchPacketTail(const char *data, size_t len) {
         }
         return nullptr;
     }
-    //下一个包头
+    //精确匹配下一个包头
     if (((uint8_t *) data)[_size] == TS_SYNC_BYTE) {
         return data + _size;
     }
-    auto pos = memchr(data + _size, TS_SYNC_BYTE, len - _size);
-    if (pos) {
-        return (char *) pos;
+    //搜索下一个包头
+    for (int i = 1; i < len - _size; ++i) {
+        if (((uint8_t *) data)[i] == TS_SYNC_BYTE && ((uint8_t *) data)[i + _size] == TS_SYNC_BYTE) {
+            return data + i;
+        }
     }
     if (remainDataSize() > 4 * _size) {
         //数据这么多都没ts包，全部清空