From f7fe10f69cc2fb69a92f344bf9636e8439d9b957 Mon Sep 17 00:00:00 2001
From: langhuihui <178529795@qq.com>
Date: Sun, 22 Mar 2020 20:42:55 +0800
Subject: [PATCH] =?UTF-8?q?=E7=AD=89=E5=BE=85=E8=A7=86=E9=A2=91=E4=BF=A1?=
 =?UTF-8?q?=E5=8F=B7=E8=BD=AC=E5=8F=91=E5=90=8E=E5=86=8D=E8=BD=AC=E5=8F=91?=
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---
 subscriber.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/subscriber.go b/subscriber.go
index c322f5c..081b996 100644
--- a/subscriber.go
+++ b/subscriber.go
@@ -136,6 +136,10 @@ func (s *OutputStream) sendVideo(video *avformat.AVPacket) error {
 	return s.sendVideo(video)
 }
 func (s *OutputStream) sendAudio(audio *avformat.AVPacket) error {
+	if !s.VTSent {
+		audio.Recycle()
+		return nil
+	}
 	if s.ATSent {
 		if s.FirstScreen != nil && s.firstScreenIndex == -1 {
 			audio.Recycle()