From 92e7d8837e04dde8fa7bdca94cacf15df9810952 Mon Sep 17 00:00:00 2001
From: yujitai <atailikec@163.com>
Date: Thu, 23 Nov 2023 21:35:23 +0800
Subject: [PATCH] =?UTF-8?q?RTC:=20=E4=BF=AE=E5=A4=8D=E4=B8=80=E7=BB=84?=
 =?UTF-8?q?=E4=B8=A2=E5=8C=85=E5=88=86=E5=A4=9A=E6=AC=A1nack=E5=8F=91?=
 =?UTF-8?q?=E9=80=81=E6=97=B6blp-vector=E6=B2=A1=E6=9C=89=E8=A2=AB?=
 =?UTF-8?q?=E9=87=8D=E7=BD=AE=E7=9A=84=E9=97=AE=E9=A2=98=20(#3016)?=
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如果一组丢包，通过多个nack发送，那么多次执行blp_vec.resize(16,
false)并不会重置元素值，这会导致blp_vec的丢包状态错乱，从而产生一些不必要的重传请求。
---
 webrtc/Nack.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/webrtc/Nack.cpp b/webrtc/Nack.cpp
index 8012a16c..a12bfa7e 100644
--- a/webrtc/Nack.cpp
+++ b/webrtc/Nack.cpp
@@ -258,7 +258,7 @@ uint64_t NackContext::reSendNack() {
     for (auto it = nack_rtp.begin(); it != nack_rtp.end();) {
         if (pid == -1) {
             pid = *it;
-            vec.resize(FCI_NACK::kBitSize, false);
+            vec.assign(FCI_NACK::kBitSize, false);
             ++it;
             continue;
         }