From 21a96ad20fd75e55d03c00af8df8adb039f0c77a Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期二, 20 六月 2023 12:51:06 +0800
Subject: [PATCH] 修复通道刷新
---
src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java | 74 +++++++++++++++++++++++++++++++++++++
1 files changed, 74 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java b/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
index 29bf66f..2cfe16e 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
@@ -1,15 +1,22 @@
package com.genersoft.iot.vmp.gb28181.utils;
import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
+import com.genersoft.iot.vmp.gb28181.bean.Gb28181Sdp;
import com.genersoft.iot.vmp.gb28181.bean.RemoteAddressInfo;
+import com.genersoft.iot.vmp.utils.DateUtil;
import com.genersoft.iot.vmp.utils.GitUtil;
import gov.nist.javax.sip.address.AddressImpl;
import gov.nist.javax.sip.address.SipUri;
import gov.nist.javax.sip.header.Subject;
import gov.nist.javax.sip.message.SIPRequest;
import org.apache.commons.lang3.RandomStringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
import org.springframework.util.ObjectUtils;
+import javax.sdp.SdpFactory;
+import javax.sdp.SdpParseException;
+import javax.sdp.SessionDescription;
import javax.sip.PeerUnavailableException;
import javax.sip.SipFactory;
import javax.sip.header.FromHeader;
@@ -17,6 +24,8 @@
import javax.sip.header.UserAgentHeader;
import javax.sip.message.Request;
import java.text.ParseException;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeParseException;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
@@ -28,6 +37,8 @@
* @createTime 2021骞�09鏈�27鏃� 15:12:00
*/
public class SipUtils {
+
+ private final static Logger logger = LoggerFactory.getLogger(SipUtils.class);
public static String getUserIdFromFromHeader(Request request) {
FromHeader fromHeader = (FromHeader)request.getHeader(FromHeader.NAME);
@@ -190,4 +201,67 @@
}
return deviceChannel;
}
+
+ public static Gb28181Sdp parseSDP(String sdpStr) throws SdpParseException {
+
+ // jainSip涓嶆敮鎸亂= f=瀛楁锛� 绉婚櫎浠ヨВ鏋愩��
+ int ssrcIndex = sdpStr.indexOf("y=");
+ int mediaDescriptionIndex = sdpStr.indexOf("f=");
+ // 妫�鏌ユ槸鍚︽湁y瀛楁
+ SessionDescription sdp;
+ String ssrc = null;
+ String mediaDescription = null;
+ if (mediaDescriptionIndex == 0 && ssrcIndex == 0) {
+ sdp = SdpFactory.getInstance().createSessionDescription(sdpStr);
+ }else {
+ String lines[] = sdpStr.split("\\r?\\n");
+ StringBuilder sdpBuffer = new StringBuilder();
+ for (String line : lines) {
+ if (line.trim().startsWith("y=")) {
+ ssrc = line.substring(2);
+ }else if (line.trim().startsWith("f=")) {
+ mediaDescription = line.substring(2);
+ }else {
+ sdpBuffer.append(line.trim()).append("\r\n");
+ }
+ }
+ sdp = SdpFactory.getInstance().createSessionDescription(sdpBuffer.toString());
+ }
+ return Gb28181Sdp.getInstance(sdp, ssrc, mediaDescription);
+ }
+
+ public static String getSsrcFromSdp(String sdpStr) {
+
+ // jainSip涓嶆敮鎸亂= f=瀛楁锛� 绉婚櫎浠ヨВ鏋愩��
+ int ssrcIndex = sdpStr.indexOf("y=");
+ if (ssrcIndex == 0) {
+ return null;
+ }
+ String lines[] = sdpStr.split("\\r?\\n");
+ for (String line : lines) {
+ if (line.trim().startsWith("y=")) {
+ return line.substring(2);
+ }
+ }
+ return null;
+ }
+
+ public static String parseTime(String timeStr) {
+ if (ObjectUtils.isEmpty(timeStr)){
+ return null;
+ }
+ System.out.println(timeStr);
+ LocalDateTime localDateTime;
+ try {
+ localDateTime = LocalDateTime.parse(timeStr);
+ }catch (DateTimeParseException e) {
+ try {
+ localDateTime = LocalDateTime.parse(timeStr, DateUtil.formatterISO8601);
+ }catch (DateTimeParseException e2) {
+ logger.error("[鏍煎紡鍖栨椂闂碷 鏃犳硶鏍煎紡鍖栨椂闂达細 {}", timeStr);
+ return null;
+ }
+ }
+ return localDateTime.format(DateUtil.formatterISO8601);
+ }
}
--
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