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/service/impl/PlayServiceImpl.java |  161 +++++++++++++++++++++++++++++++----------------------
 1 files changed, 95 insertions(+), 66 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java
index 661a2ec..3907895 100644
--- a/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java
@@ -18,6 +18,7 @@
 import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
 import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
 import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform;
+import com.genersoft.iot.vmp.gb28181.utils.SipUtils;
 import com.genersoft.iot.vmp.media.zlm.AssistRESTfulUtils;
 import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
 import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory;
@@ -26,7 +27,7 @@
 import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeForStreamChange;
 import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
 import com.genersoft.iot.vmp.service.*;
-import com.genersoft.iot.vmp.service.bean.InviteErrorCallback;
+import com.genersoft.iot.vmp.service.bean.ErrorCallback;
 import com.genersoft.iot.vmp.service.bean.InviteErrorCode;
 import com.genersoft.iot.vmp.service.bean.SSRCInfo;
 import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
@@ -44,6 +45,7 @@
 import javax.sip.InvalidArgumentException;
 import javax.sip.ResponseEvent;
 import javax.sip.SipException;
+import java.io.File;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.text.ParseException;
@@ -114,7 +116,7 @@
 
 
     @Override
-    public SSRCInfo play(MediaServerItem mediaServerItem, String deviceId, String channelId, InviteErrorCallback<Object> callback) {
+    public SSRCInfo play(MediaServerItem mediaServerItem, String deviceId, String channelId, ErrorCallback<Object> callback) {
         if (mediaServerItem == null) {
             throw new ControllerException(ErrorCode.ERROR100.getCode(), "鏈壘鍒板彲鐢ㄧ殑zlm");
         }
@@ -179,7 +181,7 @@
 
     @Override
     public void play(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,
-                     InviteErrorCallback<Object> callback) {
+                     ErrorCallback<Object> callback) {
 
         if (mediaServerItem == null || ssrcInfo == null) {
             callback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(),
@@ -187,7 +189,20 @@
                     null);
             return;
         }
-        logger.info("[鐐规挱寮�濮媇 deviceId: {}, channelId: {},鏀舵祦绔彛锛歿}, 鏀舵祦妯″紡锛歿}, SSRC: {}, SSRC鏍¢獙锛歿}", device.getDeviceId(), channelId, ssrcInfo.getPort(), device.getStreamMode(), ssrcInfo.getSsrc(), device.isSsrcCheck());
+        logger.info("\r\n" +
+                " [鐐规挱寮�濮媇 \r\n" +
+                "deviceId  : {}, \r\n" +
+                "channelId : {},\r\n" +
+                "鏀舵祦绔彛    : {}, \r\n" +
+                "鏀舵祦妯″紡    : {}, \r\n" +
+                "SSRC      : {}, \r\n" +
+                "SSRC鏍¢獙   锛歿}",
+                device.getDeviceId(),
+                channelId,
+                ssrcInfo.getPort(),
+                device.getStreamMode(),
+                ssrcInfo.getSsrc(),
+                device.isSsrcCheck());
 
         //绔彛鑾峰彇澶辫触鐨剆srcInfo 娌℃湁蹇呰鍙戦�佺偣鎾寚浠�
         if (ssrcInfo.getPort() <= 0) {
@@ -283,17 +298,16 @@
                 ResponseEvent responseEvent = (ResponseEvent) event.event;
                 String contentString = new String(responseEvent.getResponse().getRawContent());
                 // 鑾峰彇ssrc
-                int ssrcIndex = contentString.indexOf("y=");
+                String ssrcInResponse = SipUtils.getSsrcFromSdp(contentString);
+
                 // 妫�鏌ユ槸鍚︽湁y瀛楁
-                if (ssrcIndex >= 0) {
-                    //ssrc瑙勫畾闀垮害涓�10瀛楄妭锛屼笉鍙栦綑涓嬮暱搴︿互閬垮厤鍚庣画杩樻湁鈥渇=鈥濆瓧娈� TODO 鍚庣画瀵逛笉瑙勮寖鐨勯潪10浣峴src鍏煎
-                    String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12).trim();
+                if (ssrcInResponse != null) {
                     // 鏌ヨ鍒皊src涓嶄竴鑷翠笖寮�鍚簡ssrc鏍¢獙鍒欓渶瑕侀拡瀵瑰鐞�
                     if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                         if (device.getStreamMode().equalsIgnoreCase("TCP-ACTIVE")) {
-                            String substring = contentString.substring(0, contentString.indexOf("y="));
                             try {
-                                SessionDescription sdp = SdpFactory.getInstance().createSessionDescription(substring);
+                                Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
+                                SessionDescription sdp = gb28181Sdp.getBaseSdb();
                                 int port = -1;
                                 Vector mediaDescriptions = sdp.getMediaDescriptions(true);
                                 for (Object description : mediaDescriptions) {
@@ -328,23 +342,13 @@
                         return;
                     }
                     logger.info("[鐐规挱娑堟伅] 鏀跺埌invite 200, 鍙戠幇涓嬬骇鑷畾涔変簡ssrc: {}", ssrcInResponse);
+
                     if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                         logger.info("[鐐规挱娑堟伅] SSRC淇 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
-                        if (!ssrcFactory.checkSsrc(mediaServerItem.getId(),ssrcInResponse)) {
-                            // ssrc 涓嶅彲鐢�
-                            logger.info("[鐐规挱娑堟伅] SSRC淇鏃跺彂鐜皊src涓嶅彲浣跨敤 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
-                            // 閲婃斁ssrc
-                            ssrcFactory.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
-                            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
 
-                            callback.run(InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getCode(),
-                                    InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getMsg(), null);
-                            inviteStreamService.call(InviteSessionType.PLAY, device.getDeviceId(), channelId, null,
-                                    InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getCode(),
-                                    InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getMsg(), null);
+                        // 閲婃斁ssrc
+                        mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
 
-                            return;
-                        }
                         // 鍗曠鍙fā寮弒treamId涔熸湁鍙樺寲锛岄噸鏂拌缃洃鍚嵆鍙�
                         if (!mediaServerItem.isRtpEnable()) {
                             // 娣诲姞璁㈤槄
@@ -367,7 +371,7 @@
                                     return;
                                 }
                                 callback.run(InviteErrorCode.SUCCESS.getCode(),
-                                        InviteErrorCode.SUCCESS.getMsg(), null);
+                                        InviteErrorCode.SUCCESS.getMsg(), streamInfo);
                                 inviteStreamService.call(InviteSessionType.PLAY, device.getDeviceId(), channelId, null,
                                         InviteErrorCode.SUCCESS.getCode(),
                                         InviteErrorCode.SUCCESS.getMsg(),
@@ -387,8 +391,6 @@
                             }
 
                             dynamicTask.stop(timeOutTaskKey);
-                            // 閲婃斁ssrc
-                            mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
 
                             streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
 
@@ -522,7 +524,7 @@
 
     @Override
     public void playBack(String deviceId, String channelId, String startTime,
-                                                          String endTime, InviteErrorCallback<Object> callback) {
+                                                          String endTime, ErrorCallback<Object> callback) {
         Device device = storager.queryVideoDevice(deviceId);
         if (device == null) {
             return;
@@ -535,7 +537,7 @@
     @Override
     public void playBack(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo,
                                                           String deviceId, String channelId, String startTime,
-                                                          String endTime, InviteErrorCallback<Object> callback) {
+                                                          String endTime, ErrorCallback<Object> callback) {
         if (mediaServerItem == null || ssrcInfo == null) {
             callback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(),
                     InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getMsg(),
@@ -605,17 +607,16 @@
                         ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
                         String contentString = new String(responseEvent.getResponse().getRawContent());
                         // 鑾峰彇ssrc
-                        int ssrcIndex = contentString.indexOf("y=");
+                        String ssrcInResponse = SipUtils.getSsrcFromSdp(contentString);
+
                         // 妫�鏌ユ槸鍚︽湁y瀛楁
-                        if (ssrcIndex >= 0) {
-                            //ssrc瑙勫畾闀垮害涓�10瀛楄妭锛屼笉鍙栦綑涓嬮暱搴︿互閬垮厤鍚庣画杩樻湁鈥渇=鈥濆瓧娈� TODO 鍚庣画瀵逛笉瑙勮寖鐨勯潪10浣峴src鍏煎
-                            String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
+                        if (ssrcInResponse != null) {
                             // 鏌ヨ鍒皊src涓嶄竴鑷翠笖寮�鍚簡ssrc鏍¢獙鍒欓渶瑕侀拡瀵瑰鐞�
                             if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                                 if (device.getStreamMode().equalsIgnoreCase("TCP-ACTIVE")) {
-                                    String substring = contentString.substring(0, contentString.indexOf("y="));
                                     try {
-                                        SessionDescription sdp = SdpFactory.getInstance().createSessionDescription(substring);
+                                        Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
+                                        SessionDescription sdp = gb28181Sdp.getBaseSdb();
                                         int port = -1;
                                         Vector mediaDescriptions = sdp.getMediaDescriptions(true);
                                         for (Object description : mediaDescriptions) {
@@ -653,17 +654,8 @@
                             if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                                 logger.info("[褰曞儚鍥炴斁] SSRC淇 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
 
-                                if (!ssrcFactory.checkSsrc(mediaServerItem.getId(),ssrcInResponse)) {
-                                    // ssrc 涓嶅彲鐢�
-                                    logger.info("[褰曞儚鍥炴斁] SSRC淇鏃跺彂鐜皊src涓嶅彲浣跨敤 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
-                                    // 閲婃斁ssrc
-                                    dynamicTask.stop(playBackTimeOutTaskKey);
-                                    mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
-                                    streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
-                                    callback.run(InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getCode(),
-                                            InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getMsg(), null);
-                                    return;
-                                }
+                                // 閲婃斁ssrc
+                                mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
 
                                 // 鍗曠鍙fā寮弒treamId涔熸湁鍙樺寲锛岄渶瑕侀噸鏂拌缃洃鍚�
                                 if (!mediaServerItem.isRtpEnable()) {
@@ -692,8 +684,6 @@
                                     }
 
                                     dynamicTask.stop(playBackTimeOutTaskKey);
-                                    // 閲婃斁ssrc
-                                    mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
 
                                     streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
 
@@ -725,7 +715,7 @@
 
 
     @Override
-    public void download(String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteErrorCallback<Object> callback) {
+    public void download(String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, ErrorCallback<Object> callback) {
         Device device = storager.queryVideoDevice(deviceId);
         if (device == null) {
             return;
@@ -743,7 +733,7 @@
 
 
     @Override
-    public void download(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteErrorCallback<Object> callback) {
+    public void download(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, ErrorCallback<Object> callback) {
         if (mediaServerItem == null || ssrcInfo == null) {
             callback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(),
                     InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getMsg(),
@@ -809,17 +799,15 @@
                         ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
                         String contentString = new String(responseEvent.getResponse().getRawContent());
                         // 鑾峰彇ssrc
-                        int ssrcIndex = contentString.indexOf("y=");
+                        String ssrcInResponse = SipUtils.getSsrcFromSdp(contentString);
                         // 妫�鏌ユ槸鍚︽湁y瀛楁
-                        if (ssrcIndex >= 0) {
-                            //ssrc瑙勫畾闀垮害涓�10瀛楄妭锛屼笉鍙栦綑涓嬮暱搴︿互閬垮厤鍚庣画杩樻湁鈥渇=鈥濆瓧娈� TODO 鍚庣画瀵逛笉瑙勮寖鐨勯潪10浣峴src鍏煎
-                            String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
+                        if (ssrcInResponse != null) {
                             // 鏌ヨ鍒皊src涓嶄竴鑷翠笖寮�鍚簡ssrc鏍¢獙鍒欓渶瑕侀拡瀵瑰鐞�
                             if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                                 if (device.getStreamMode().equalsIgnoreCase("TCP-ACTIVE")) {
-                                    String substring = contentString.substring(0, contentString.indexOf("y="));
                                     try {
-                                        SessionDescription sdp = SdpFactory.getInstance().createSessionDescription(substring);
+                                        Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
+                                        SessionDescription sdp = gb28181Sdp.getBaseSdb();
                                         int port = -1;
                                         Vector mediaDescriptions = sdp.getMediaDescriptions(true);
                                         for (Object description : mediaDescriptions) {
@@ -857,15 +845,8 @@
                             if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                                 logger.info("[褰曞儚涓嬭浇] SSRC淇 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
 
-                                if (!ssrcFactory.checkSsrc(mediaServerItem.getId(),ssrcInResponse)) {
-                                    // ssrc 涓嶅彲鐢�
-                                    // 閲婃斁ssrc
-                                    mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
-                                    streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
-                                    callback.run(InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getCode(),
-                                            InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getMsg(), null);
-                                    return;
-                                }
+                                // 閲婃斁ssrc
+                                mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
 
                                 // 鍗曠鍙fā寮弒treamId涔熸湁鍙樺寲锛岄渶瑕侀噸鏂拌缃洃鍚�
                                 if (!mediaServerItem.isRtpEnable()) {
@@ -891,8 +872,6 @@
                                     }
 
                                     dynamicTask.stop(downLoadTimeOutTaskKey);
-                                    // 閲婃斁ssrc
-                                    mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
 
                                     streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
 
@@ -1127,4 +1106,54 @@
         Device device = storager.queryVideoDevice(inviteInfo.getDeviceId());
         cmder.playResumeCmd(device, inviteInfo.getStreamInfo());
     }
+
+    @Override
+    public void getSnap(String deviceId, String channelId, String fileName, ErrorCallback errorCallback) {
+        Device device = deviceService.getDevice(deviceId);
+        if (device == null) {
+            errorCallback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(), InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getMsg(), null);
+            return;
+        }
+
+        InviteInfo inviteInfo = inviteStreamService.getInviteInfoByDeviceAndChannel(InviteSessionType.PLAY, deviceId, channelId);
+        if (inviteInfo != null) {
+            if (inviteInfo.getStreamInfo() != null) {
+                // 宸插瓨鍦ㄧ嚎鐩存帴鎴浘
+                MediaServerItem mediaServerItemInuse = mediaServerService.getOne(inviteInfo.getStreamInfo().getMediaServerId());
+                String streamUrl;
+                if (mediaServerItemInuse.getRtspPort() != 0) {
+                    streamUrl = String.format("rtsp://127.0.0.1:%s/%s/%s", mediaServerItemInuse.getRtspPort(), "rtp",  inviteInfo.getStreamInfo().getStream());
+                }else {
+                    streamUrl = String.format("http://127.0.0.1:%s/%s/%s.live.mp4", mediaServerItemInuse.getHttpPort(), "rtp",  inviteInfo.getStreamInfo().getStream());
+                }
+                String path = "snap";
+                // 璇锋眰鎴浘
+                logger.info("[璇锋眰鎴浘]: " + fileName);
+                zlmresTfulUtils.getSnap(mediaServerItemInuse, streamUrl, 15, 1, path, fileName);
+                String filePath = path + File.separator + fileName;
+                File snapFile = new File(path + File.separator + fileName);
+                if (snapFile.exists()) {
+                    errorCallback.run(InviteErrorCode.SUCCESS.getCode(), InviteErrorCode.SUCCESS.getMsg(), filePath);
+                }else {
+                    errorCallback.run(InviteErrorCode.FAIL.getCode(), InviteErrorCode.FAIL.getMsg(), null);
+                }
+                return;
+            }
+        }
+
+        MediaServerItem newMediaServerItem = getNewMediaServerItem(device);
+        play(newMediaServerItem, deviceId, channelId, (code, msg, data)->{
+           if (code == InviteErrorCode.SUCCESS.getCode()) {
+               InviteInfo inviteInfoForPlay = inviteStreamService.getInviteInfoByDeviceAndChannel(InviteSessionType.PLAY, deviceId, channelId);
+               if (inviteInfoForPlay != null && inviteInfoForPlay.getStreamInfo() != null) {
+                   getSnap(deviceId, channelId, fileName, errorCallback);
+               }else {
+                   errorCallback.run(InviteErrorCode.FAIL.getCode(), InviteErrorCode.FAIL.getMsg(), null);
+               }
+           }else {
+               errorCallback.run(InviteErrorCode.FAIL.getCode(), InviteErrorCode.FAIL.getMsg(), null);
+           }
+        });
+    }
+
 }

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