From 336b3b1fe047891e0263ae2fae314c84616e6ad8 Mon Sep 17 00:00:00 2001
From: xia-chu <771730766@qq.com>
Date: Sat, 9 Dec 2023 20:21:05 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E6=B3=A8=E9=87=8A?=
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---
 src/Extension/Frame.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/Extension/Frame.h b/src/Extension/Frame.h
index d380e893..da55e8fe 100644
--- a/src/Extension/Frame.h
+++ b/src/Extension/Frame.h
@@ -123,10 +123,20 @@ public:
      * 获取音视频类型
      */
     TrackType getTrackType() const;
+
+    /**
+     * 获取音视频类型描述
+     */
     std::string getTrackTypeStr() const;
 
+    /**
+     * 设置track index, 用于支持多track
+     */
     void setIndex(int index) { _index = index; }
 
+    /**
+     * 获取track index, 用于支持多track
+     */
     int getIndex() const { return _index < 0 ? (int)getTrackType() : _index; }
 
 private: