From 652489b47ef582b3f492039ab7fd58c558c1ba36 Mon Sep 17 00:00:00 2001
From: ‘sxh’ <1632740646@qq.com>
Date: 星期四, 15 六月 2023 11:10:20 +0800
Subject: [PATCH] Merge remote-tracking branch 'origin/wvp-28181-2.0' into wvp-28181-2.0

---
 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java |   37 +++++++++----------------------------
 1 files changed, 9 insertions(+), 28 deletions(-)

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 f9a51af..a159189 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
@@ -241,18 +241,8 @@
                 // 瑙f瀽sdp娑堟伅, 浣跨敤jainsip 鑷甫鐨剆dp瑙f瀽鏂瑰紡
                 String contentString = new String(request.getRawContent());
 
-                // jainSip涓嶆敮鎸亂=瀛楁锛� 绉婚櫎浠ヨВ鏋愩��
-                // 妫�鏌ユ槸鍚︽湁y瀛楁
-                int ssrcIndex = contentString.indexOf("y=");
-
-                SessionDescription sdp;
-                if (ssrcIndex >= 0) {
-                    //ssrc瑙勫畾闀垮害涓�10涓瓧鑺傦紝涓嶅彇浣欎笅闀垮害浠ラ伩鍏嶅悗缁繕鏈夆�渇=鈥濆瓧娈�
-                    String substring = contentString.substring(0, ssrcIndex);
-                    sdp = SdpFactory.getInstance().createSessionDescription(substring);
-                } else {
-                    sdp = SdpFactory.getInstance().createSessionDescription(contentString);
-                }
+                Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
+                SessionDescription sdp = gb28181Sdp.getBaseSdb();
                 String sessionName = sdp.getSessionName().getValue();
 
                 Long startTime = null;
@@ -340,11 +330,11 @@
                     }
 
                     String ssrc;
-                    if (userSetting.getUseCustomSsrcForParentInvite() || ssrcIndex < 0) {
+                    if (userSetting.getUseCustomSsrcForParentInvite() || gb28181Sdp.getSsrc() == null) {
                         // 涓婄骇骞冲彴鐐规挱鏃朵笉浣跨敤涓婄骇骞冲彴鎸囧畾鐨剆src锛屼娇鐢ㄨ嚜瀹氫箟鐨剆src锛屽弬鑰冨浗鏍囨枃妗�-鐐规挱澶栧煙璁惧濯掍綋娴丼SRC澶勭悊鏂瑰紡
                         ssrc = "Play".equalsIgnoreCase(sessionName) ? ssrcFactory.getPlaySsrc(mediaServerItem.getId()) : ssrcFactory.getPlayBackSsrc(mediaServerItem.getId());
                     }else {
-                        ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
+                        ssrc = gb28181Sdp.getSsrc();
                     }
                     String streamTypeStr = null;
                     if (mediaTransmissionTCP) {
@@ -513,11 +503,11 @@
                 } else if (gbStream != null) {
 
                     String ssrc;
-                    if (userSetting.getUseCustomSsrcForParentInvite() || ssrcIndex < 0) {
+                    if (userSetting.getUseCustomSsrcForParentInvite() || gb28181Sdp.getSsrc() == null) {
                         // 涓婄骇骞冲彴鐐规挱鏃朵笉浣跨敤涓婄骇骞冲彴鎸囧畾鐨剆src锛屼娇鐢ㄨ嚜瀹氫箟鐨剆src锛屽弬鑰冨浗鏍囨枃妗�-鐐规挱澶栧煙璁惧濯掍綋娴丼SRC澶勭悊鏂瑰紡
                         ssrc = "Play".equalsIgnoreCase(sessionName) ? ssrcFactory.getPlaySsrc(mediaServerItem.getId()) : ssrcFactory.getPlayBackSsrc(mediaServerItem.getId());
                     }else {
-                        ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
+                        ssrc = gb28181Sdp.getSsrc();
                     }
 
                     if("push".equals(gbStream.getStreamType())) {
@@ -891,20 +881,11 @@
             }
             String contentString = new String(request.getRawContent());
             // jainSip涓嶆敮鎸亂=瀛楁锛� 绉婚櫎绉婚櫎浠ヨВ鏋愩��
-            String substring = contentString;
             String ssrc = "0000000404";
-            int ssrcIndex = contentString.indexOf("y=");
-            if (ssrcIndex > 0) {
-                substring = contentString.substring(0, ssrcIndex);
-                ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
-            }
-            ssrcIndex = substring.indexOf("f=");
-            if (ssrcIndex > 0) {
-                substring = contentString.substring(0, ssrcIndex);
-            }
-            SessionDescription sdp = null;
+
             try {
-                sdp = SdpFactory.getInstance().createSessionDescription(substring);
+                Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
+                SessionDescription sdp = gb28181Sdp.getBaseSdb();
                 //  鑾峰彇鏀寔鐨勬牸寮�
                 Vector mediaDescriptions = sdp.getMediaDescriptions(true);
                 // 鏌ョ湅鏄惁鏀寔PS 璐熻浇96

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