From 3c4d7498bc9195a6af3ef77e9705e5ba3a22b8f0 Mon Sep 17 00:00:00 2001
From: xiongziliang <771730766@qq.com>
Date: Fri, 30 Aug 2019 16:56:57 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AE=8C=E5=96=84=E5=85=BC=E5=AE=B9=E6=80=A7?=
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---
 src/Extension/AAC.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Extension/AAC.h b/src/Extension/AAC.h
index 6c8bca5d..156c4122 100644
--- a/src/Extension/AAC.h
+++ b/src/Extension/AAC.h
@@ -156,10 +156,10 @@ public:
      * @param aac_cfg aac两个字节的配置信息
      */
     AACTrack(const string &aac_cfg){
-        if(aac_cfg.size() != 2){
-            throw std::invalid_argument("adts配置必须为2个字节");
+        if(aac_cfg.size() < 2){
+            throw std::invalid_argument("adts配置必须最少2个字节");
         }
-        _cfg = aac_cfg;
+        _cfg = aac_cfg.substr(0,2);
         onReady();
     }