From 3d68b56bb5ecbc3d34b2901c671dc7f1f0f82f74 Mon Sep 17 00:00:00 2001
From: pedoc <pedoc@qq.com>
Date: Mon, 29 Jan 2024 18:05:17 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=9C=AA=E9=85=8D=E7=BD=AEsi?=
 =?UTF-8?q?pdomain=E6=97=B6=E5=87=BA=E7=8E=B0=E5=BC=82=E5=B8=B8?=
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---
 .../com/genersoft/iot/vmp/gb28181/session/SSRCFactory.java     | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/session/SSRCFactory.java b/src/main/java/com/genersoft/iot/vmp/gb28181/session/SSRCFactory.java
index 7ebc29f3..2422b8a7 100755
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/session/SSRCFactory.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/session/SSRCFactory.java
@@ -38,7 +38,8 @@ public class SSRCFactory {
 
 
     public void initMediaServerSSRC(String mediaServerId, Set<String> usedSet) {
-        String ssrcPrefix = sipConfig.getDomain().substring(3, 8);
+        String sipDomain = sipConfig.getDomain();
+        String ssrcPrefix = sipDomain.length() >= 8 ? sipDomain.substring(3, 8) : sipDomain;
         String redisKey = SSRC_INFO_KEY + userSetting.getServerId() + "_" + mediaServerId;
         List<String> ssrcList = new ArrayList<>();
         for (int i = 1; i < MAX_STREAM_COUNT; i++) {