From b1bad9b6e517089cf70bad007f70d2762f8c4304 Mon Sep 17 00:00:00 2001
From: lovemen <50255147@qq.com>
Date: Wed, 18 Jan 2023 16:43:42 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9C=AC=E5=9C=B0GBStream=E6=B5=81=E4=B8=8A?=
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---
 .../event/request/impl/InviteRequestProcessor.java         | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
index 384756d27..f766c0b14 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
@@ -827,7 +827,12 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
         content.append("s=Play\r\n");
         content.append("c=IN IP4 " + mediaServerItem.getSdpIp() + "\r\n");
         content.append("t=0 0\r\n");
-        content.append("m=video " + sendRtpItem.getLocalPort() + " RTP/AVP 96\r\n");
+        int localPort = sendRtpItem.getLocalPort();
+        if (localPort == 0) {
+            // 非严格模式端口不统一, 增加兼容性，修改为一个不为0的端口
+            localPort = new Random().nextInt(65535) + 1;
+        }
+        content.append("m=video " + localPort + " RTP/AVP 96\r\n");
         content.append("a=sendonly\r\n");
         content.append("a=rtpmap:96 PS/90000\r\n");
         if (sendRtpItem.isTcp()) {