aunix/wvp-GB28181-pro
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确保语音对讲未携带SSRC时生成随机SSRC

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lin 2026-04-10 17:25:03 +08:00
parent 70df9b829f
commit 80d35b3231
1 changed files with 11 additions and 2 deletions
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13
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
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@ -2,7 +2,6 @@ package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl;
import com.genersoft.iot.vmp.common.InviteSessionType;
import com.genersoft.iot.vmp.common.VideoManagerConstants;
import com.genersoft.iot.vmp.common.enums.ChannelDataType;
import com.genersoft.iot.vmp.conf.DynamicTask;
import com.genersoft.iot.vmp.conf.SipConfig;
import com.genersoft.iot.vmp.conf.UserSetting;
@ -40,6 +39,7 @@ import javax.sip.RequestEvent;
import javax.sip.SipException;
import javax.sip.header.CallIdHeader;
import javax.sip.message.Response;
import java.security.SecureRandom;
import java.text.ParseException;
import java.util.List;
import java.util.Vector;
@ -481,6 +481,13 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
try {
Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
SessionDescription sdp = gb28181Sdp.getBaseSdb();
if (ObjectUtils.isEmpty(gb28181Sdp.getSsrc()) ) {
String ssrc = Integer.toUnsignedString(new SecureRandom().nextInt());
log.warn("来自设备的Invite请求，未携带SSRC，生成随机ssrc: {}，requesterId： {}/{}", ssrc, inviteInfo.getRequesterId(), inviteInfo.getSourceChannelId());
gb28181Sdp.setSsrc(ssrc);
}
// 获取支持的格式
Vector mediaDescriptions = sdp.getMediaDescriptions(true);
@ -622,7 +629,9 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
content.append("a=setup:passive\r\n");
}
}
content.append("y=" + ssrc + "\r\n");
if (ssrc != null) {
content.append("y=" + ssrc + "\r\n");
}
content.append("f=v/////a/1/8/1\r\n");
Platform parentPlatform = new Platform();