From 95642d0bb83759603a837ac9935db63439719898 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: Fri, 13 May 2022 21:10:02 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E5=BD=95=E5=83=8F=E7=BB=93?=
 =?UTF-8?q?=E6=9D=9F=E5=8F=91=E9=80=81BYE=E5=88=A4=E6=96=AD?=
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---
 .../iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java    | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
index 3bab0ebd..f2e524e4 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
@@ -657,8 +657,11 @@ public class SIPCommander implements ISIPCommander {
 						// 添加流注销的订阅，注销了后向设备发送bye
 						subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,
 								(MediaServerItem mediaServerItemForEnd, JSONObject jsonForEnd)->{
-									logger.info("[录像]下载结束， 发送BYE");
-									streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), callIdHeader.getCallId());
+									ClientTransaction transaction = streamSession.getTransaction(device.getDeviceId(), channelId, ssrcInfo.getStream(), callIdHeader.getCallId());
+									if (transaction != null) {
+										logger.info("[录像]下载结束， 发送BYE");
+										streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), callIdHeader.getCallId());
+									}
 								});
 					});