From 6968839f21fb05bf6e3204c2040ee47130006cd0 Mon Sep 17 00:00:00 2001
From: panlinlin <648540858@qq.com>
Date: 星期日, 27 十二月 2020 08:19:34 +0800
Subject: [PATCH] 修复空指针异常

---
 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java |  264 +++++++++++++++++++++++++++++++++++++---------------
 1 files changed, 189 insertions(+), 75 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
index 047918c..50ec455 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
@@ -4,23 +4,22 @@
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
-import javax.sip.ClientTransaction;
-import javax.sip.Dialog;
-import javax.sip.InvalidArgumentException;
-import javax.sip.SipException;
-import javax.sip.SipFactory;
-import javax.sip.SipProvider;
-import javax.sip.TransactionDoesNotExistException;
+import javax.sip.*;
 import javax.sip.address.SipURI;
+import javax.sip.header.CallIdHeader;
+import javax.sip.header.Header;
 import javax.sip.header.ViaHeader;
 import javax.sip.message.Request;
 
 import com.alibaba.fastjson.JSONObject;
-import com.genersoft.iot.vmp.common.StreamInfo;
 import com.genersoft.iot.vmp.conf.MediaServerConfig;
 import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
-import com.genersoft.iot.vmp.media.zlm.ZLMUtils;
+import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;
+import com.genersoft.iot.vmp.media.zlm.ZLMHttpHookSubscribe;
+import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory;
 import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.beans.factory.annotation.Value;
@@ -40,6 +39,8 @@
  */
 @Component
 public class SIPCommander implements ISIPCommander {
+
+	private final Logger logger = LoggerFactory.getLogger(SIPCommander.class);
 	
 	@Autowired
 	private SipConfig sipConfig;
@@ -62,10 +63,16 @@
 	private SipProvider udpSipProvider;
 
 	@Autowired
-	private ZLMUtils zlmUtils;
+	private ZLMRTPServerFactory zlmrtpServerFactory;
 
 	@Value("${media.rtp.enable}")
 	private boolean rtpEnable;
+
+	@Autowired
+	private ZLMHttpHookSubscribe subscribe;
+
+	@Autowired
+	private SipSubscribe sipSubscribe;
 
 
 
@@ -163,6 +170,32 @@
 		return builder.toString();
 }
 
+   /**
+	* 浜戝彴鎸囦护鐮佽绠� 
+	*
+    * @param leftRight  闀滃ご宸︾Щ鍙崇Щ 0:鍋滄 1:宸︾Щ 2:鍙崇Щ
+    * @param upDown     闀滃ご涓婄Щ涓嬬Щ 0:鍋滄 1:涓婄Щ 2:涓嬬Щ
+    * @param inOut      闀滃ご鏀惧ぇ缂╁皬 0:鍋滄 1:缂╁皬 2:鏀惧ぇ
+    * @param moveSpeed  闀滃ご绉诲姩閫熷害 榛樿 0XFF (0-255)
+    * @param zoomSpeed  闀滃ご缂╂斁閫熷害 榛樿 0X1 (0-255)
+    */
+    public static String frontEndCmdString(int cmdCode, int parameter1, int parameter2, int combineCode2) {
+		StringBuilder builder = new StringBuilder("A50F01");
+		String strTmp;
+		strTmp = String.format("%02X", cmdCode);
+		builder.append(strTmp, 0, 2);
+		strTmp = String.format("%02X", parameter1);
+		builder.append(strTmp, 0, 2);
+		strTmp = String.format("%02X", parameter2);
+		builder.append(strTmp, 0, 2);
+		strTmp = String.format("%X", combineCode2);
+		builder.append(strTmp, 0, 1).append("0");
+		//璁$畻鏍¢獙鐮�
+		int checkCode = (0XA5 + 0X0F + 0X01 + cmdCode + parameter1 + parameter2 + (combineCode2 & 0XF0)) % 0X100;
+		strTmp = String.format("%02X", checkCode);
+		builder.append(strTmp, 0, 2);
+		return builder.toString();
+	}
 
 	/**
 	 * 浜戝彴鎺у埗锛屾敮鎸佹柟鍚戜笌缂╂斁鎺у埗
@@ -193,7 +226,7 @@
 			
 			Request request = headerProvider.createMessageRequest(device, ptzXml.toString(), "ViaPtzBranch", "FromPtzTag", "ToPtzTag");
 			
-			transmitRequest(device, request);
+			transmitRequest(device, request, null);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
 			e.printStackTrace();
@@ -202,72 +235,126 @@
 	}
 
 	/**
-	 * 璇锋眰棰勮瑙嗛娴�
+	 * 鍓嶇鎺у埗锛屽寘鎷琍TZ鎸囦护銆丗I鎸囦护銆侀缃綅鎸囦护銆佸贰鑸寚浠ゃ�佹壂鎻忔寚浠ゅ拰杈呭姪寮�鍏虫寚浠�
 	 * 
+	 * @param device  		鎺у埗璁惧
+	 * @param channelId		棰勮閫氶亾
+	 * @param cmdCode		鎸囦护鐮�
+     * @param parameter1	鏁版嵁1
+     * @param parameter2	鏁版嵁2
+     * @param combineCode2	缁勫悎鐮�2
+	 */
+	@Override
+	public boolean frontEndCmd(Device device, String channelId, int cmdCode, int parameter1, int parameter2, int combineCode2) {
+		try {
+			String cmdStr= frontEndCmdString(cmdCode, parameter1, parameter2, combineCode2);
+			System.out.println("鎺у埗瀛楃涓诧細" + cmdStr);
+			StringBuffer ptzXml = new StringBuffer(200);
+			ptzXml.append("<?xml version=\"1.0\" ?>\r\n");
+			ptzXml.append("<Control>\r\n");
+			ptzXml.append("<CmdType>DeviceControl</CmdType>\r\n");
+			ptzXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
+			ptzXml.append("<DeviceID>" + channelId + "</DeviceID>\r\n");
+			ptzXml.append("<PTZCmd>" + cmdStr + "</PTZCmd>\r\n");
+			ptzXml.append("<Info>\r\n");
+			ptzXml.append("</Info>\r\n");
+			ptzXml.append("</Control>\r\n");
+			
+			Request request = headerProvider.createMessageRequest(device, ptzXml.toString(), "ViaPtzBranch", "FromPtzTag", "ToPtzTag");
+			transmitRequest(device, request, null);
+			return true;
+		} catch (SipException | ParseException | InvalidArgumentException e) {
+			e.printStackTrace();
+		} 
+		return false;
+	}
+
+	/**
+	 * 	璇锋眰棰勮瑙嗛娴�
 	 * @param device  瑙嗛璁惧
 	 * @param channelId  棰勮閫氶亾
-	 */  
+	 * @param event hook璁㈤槄
+	 * @param errorEvent sip閿欒璁㈤槄
+	 */
 	@Override
-	public StreamInfo playStreamCmd(Device device, String channelId) {
+	public void playStreamCmd(Device device, String channelId, ZLMHttpHookSubscribe.Event event, SipSubscribe.Event errorEvent) {
 		try {
 
 			String ssrc = streamSession.createPlaySsrc();
+			String streamId = null;
+			if (rtpEnable) {
+				streamId = String.format("gb_play_%s_%s", device.getDeviceId(), channelId);
+			}else {
+				streamId = String.format("%08x", Integer.parseInt(ssrc)).toUpperCase();
+			}
 			String streamMode = device.getStreamMode().toUpperCase();
 			MediaServerConfig mediaInfo = storager.getMediaInfo();
+			if (mediaInfo == null) {
+				logger.warn("鐐规挱鏃跺彂鐜癦LM灏氭湭杩炴帴...");
+				return;
+			}
 			String mediaPort = null;
 			// 浣跨敤鍔ㄦ�乽dp绔彛
 			if (rtpEnable) {
-				mediaPort = zlmUtils.getNewRTPPort(ssrc) + "";
+				mediaPort = zlmrtpServerFactory.createRTPServer(streamId) + "";
 			}else {
 				mediaPort = mediaInfo.getRtpProxyPort();
 			}
+
+			// 娣诲姞璁㈤槄
+			JSONObject subscribeKey = new JSONObject();
+			subscribeKey.put("app", "rtp");
+			subscribeKey.put("id", streamId);
+
+			subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_publish, subscribeKey, event);
 			//
 			StringBuffer content = new StringBuffer(200);
-	        content.append("v=0\r\n");
-	        content.append("o="+channelId+" 0 0 IN IP4 "+mediaInfo.getLocalIP()+"\r\n");
-	        content.append("s=Play\r\n");
-	        content.append("c=IN IP4 "+mediaInfo.getLocalIP()+"\r\n");
-	        content.append("t=0 0\r\n");
-	        if("TCP-PASSIVE".equals(streamMode)) {
-	        	content.append("m=video "+ mediaPort +" TCP/RTP/AVP 96 98 97\r\n");
+			content.append("v=0\r\n");
+//			content.append("o="+channelId+" 0 0 IN IP4 "+mediaInfo.getWanIp()+"\r\n");
+			content.append("o="+"00000"+" 0 0 IN IP4 "+mediaInfo.getWanIp()+"\r\n");
+			content.append("s=Play\r\n");
+			content.append("c=IN IP4 "+mediaInfo.getWanIp()+"\r\n");
+			content.append("t=0 0\r\n");
+			if("TCP-PASSIVE".equals(streamMode)) {
+				content.append("m=video "+ mediaPort +" TCP/RTP/AVP 126 125 99 34 98 97 96\r\n");
 			}else if ("TCP-ACTIVE".equals(streamMode)) {
-				content.append("m=video "+ mediaPort +" TCP/RTP/AVP 96 98 97\r\n");
+				content.append("m=video "+ mediaPort +" TCP/RTP/AVP 126 125 99 34 98 97 96\r\n");
 			}else if("UDP".equals(streamMode)) {
-	        	content.append("m=video "+ mediaPort +" RTP/AVP 96 98 97\r\n");
+				content.append("m=video "+ mediaPort +" RTP/AVP 126 125 99 34 98 97 96\r\n");
 			}
-	        content.append("a=recvonly\r\n");
-	        content.append("a=rtpmap:96 PS/90000\r\n");
-	        content.append("a=rtpmap:98 H264/90000\r\n");
-	        content.append("a=rtpmap:97 MPEG4/90000\r\n");
-	        if("TCP-PASSIVE".equals(streamMode)){ // tcp琚姩妯″紡
-	        	content.append("a=setup:passive\r\n");
+			content.append("a=recvonly\r\n");
+			content.append("a=fmtp:126 profile-level-id=42e01e\r\n");
+			content.append("a=rtpmap:126 H264/90000\r\n");
+			content.append("a=rtpmap:125 H264S/90000\r\n");
+			content.append("a=fmtp:125 profile-level-id=42e01e\r\n");
+			content.append("a=rtpmap:99 MP4V-ES/90000\r\n");
+			content.append("a=fmtp:99 profile-level-id=3\r\n");
+			content.append("a=rtpmap:98 H264/90000\r\n");
+			content.append("a=rtpmap:97 MPEG4/90000\r\n");
+			content.append("a=rtpmap:96 PS/90000\r\n");
+			if("TCP-PASSIVE".equals(streamMode)){ // tcp琚姩妯″紡
+				content.append("a=setup:passive\r\n");
 				content.append("a=connection:new\r\n");
-	        }else if ("TCP-ACTIVE".equals(streamMode)) { // tcp涓诲姩妯″紡
+			}else if ("TCP-ACTIVE".equals(streamMode)) { // tcp涓诲姩妯″紡
 				content.append("a=setup:active\r\n");
 				content.append("a=connection:new\r\n");
 			}
-	        content.append("y="+ssrc+"\r\n");//ssrc
-	        
-	        Request request = headerProvider.createInviteRequest(device, channelId, content.toString(), null, "live", null);
-	
-	        ClientTransaction transaction = transmitRequest(device, request);
-	        streamSession.put(ssrc, transaction);
+			content.append("y="+ssrc+"\r\n");//ssrc
+
+			Request request = headerProvider.createInviteRequest(device, channelId, content.toString(), null, "live", null, ssrc);
+
+			ClientTransaction transaction = transmitRequest(device, request, errorEvent);
+			streamSession.put(streamId, transaction);
 			DeviceChannel deviceChannel = storager.queryChannel(device.getDeviceId(), channelId);
 			if (deviceChannel != null) {
-				deviceChannel.setSsrc(ssrc);
+				deviceChannel.setStreamId(streamId);
 				storager.updateChannel(device.getDeviceId(), deviceChannel);
 			}
 
-			StreamInfo streamInfo = new StreamInfo();
-			streamInfo.setSsrc(ssrc);
-			streamInfo.setCahnnelId(channelId);
-			streamInfo.setDeviceID(device.getDeviceId());
-			storager.startPlay(streamInfo);
-			return streamInfo;
+
 		} catch ( SipException | ParseException | InvalidArgumentException e) {
 			e.printStackTrace();
-			return null;
-		} 
+		}
 	}
 	
 	/**
@@ -279,38 +366,53 @@
 	 * @param endTime 缁撴潫鏃堕棿,鏍煎紡瑕佹眰锛歽yyy-MM-dd HH:mm:ss
 	 */ 
 	@Override
-	public StreamInfo playbackStreamCmd(Device device, String channelId, String startTime, String endTime) {
+	public void playbackStreamCmd(Device device, String channelId, String startTime, String endTime, ZLMHttpHookSubscribe.Event event
+			, SipSubscribe.Event errorEvent) {
 		try {
 			MediaServerConfig mediaInfo = storager.getMediaInfo();
 			String ssrc = streamSession.createPlayBackSsrc();
+			String streamId = String.format("%08x", Integer.parseInt(ssrc)).toUpperCase();
+			// 娣诲姞璁㈤槄
+			JSONObject subscribeKey = new JSONObject();
+			subscribeKey.put("app", "rtp");
+			subscribeKey.put("id", streamId);
+
+			subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_publish, subscribeKey, event);
+
 			//
 			StringBuffer content = new StringBuffer(200);
 	        content.append("v=0\r\n");
 	        content.append("o="+sipConfig.getSipId()+" 0 0 IN IP4 "+sipConfig.getSipIp()+"\r\n");
 	        content.append("s=Playback\r\n");
 	        content.append("u="+channelId+":0\r\n");
-	        content.append("c=IN IP4 "+mediaInfo.getLocalIP()+"\r\n");
+	        content.append("c=IN IP4 "+mediaInfo.getWanIp()+"\r\n");
 	        content.append("t="+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime)+" "
 					+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime) +"\r\n");
 			String mediaPort = null;
 			// 浣跨敤鍔ㄦ�乽dp绔彛
 			if (rtpEnable) {
-				mediaPort = zlmUtils.getNewRTPPort(ssrc) + "";
+				mediaPort = zlmrtpServerFactory.createRTPServer(streamId) + "";
 			}else {
 				mediaPort = mediaInfo.getRtpProxyPort();
 			}
 			String streamMode = device.getStreamMode().toUpperCase();
 			if("TCP-PASSIVE".equals(streamMode)) {
-				content.append("m=video "+ mediaPort +" TCP/RTP/AVP 96 98 97\r\n");
+				content.append("m=video "+ mediaPort +" TCP/RTP/AVP 126 125 99 34 98 97 96\r\n");
 			}else if ("TCP-ACTIVE".equals(streamMode)) {
-				content.append("m=video "+ mediaPort +" TCP/RTP/AVP 96 98 97\r\n");
+				content.append("m=video "+ mediaPort +" TCP/RTP/AVP 126 125 99 34 98 97 96\r\n");
 			}else if("UDP".equals(streamMode)) {
-				content.append("m=video "+ mediaPort +" RTP/AVP 96 98 97\r\n");
+				content.append("m=video "+ mediaPort +" RTP/AVP 126 125 99 34 98 97 96\r\n");
 			}
-	        content.append("a=recvonly\r\n");
-	        content.append("a=rtpmap:96 PS/90000\r\n");
-	        content.append("a=rtpmap:98 H264/90000\r\n");
-	        content.append("a=rtpmap:97 MPEG4/90000\r\n");
+			content.append("a=recvonly\r\n");
+			content.append("a=fmtp:126 profile-level-id=42e01e\r\n");
+			content.append("a=rtpmap:126 H264/90000\r\n");
+			content.append("a=rtpmap:125 H264S/90000\r\n");
+			content.append("a=fmtp:125 profile-level-id=42e01e\r\n");
+			content.append("a=rtpmap:99 MP4V-ES/90000\r\n");
+			content.append("a=fmtp:99 profile-level-id=3\r\n");
+			content.append("a=rtpmap:98 H264/90000\r\n");
+			content.append("a=rtpmap:97 MPEG4/90000\r\n");
+			content.append("a=rtpmap:96 PS/90000\r\n");
 			if("TCP-PASSIVE".equals(streamMode)){ // tcp琚姩妯″紡
 				content.append("a=setup:passive\r\n");
 				content.append("a=connection:new\r\n");
@@ -321,20 +423,12 @@
 	        content.append("y="+ssrc+"\r\n");//ssrc
 	        
 	        Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, "playback", null);
-	
-	        ClientTransaction transaction = transmitRequest(device, request);
-	        streamSession.put(ssrc, transaction);
 
-			StreamInfo streamInfo = new StreamInfo();
-			streamInfo.setSsrc(ssrc);
-			streamInfo.setCahnnelId(channelId);
-			streamInfo.setDeviceID(device.getDeviceId());
-			boolean b = storager.startPlayBlack(streamInfo);
-			return streamInfo;
+	        ClientTransaction transaction = transmitRequest(device, request, errorEvent);
+	        streamSession.put(streamId, transaction);
 
 		} catch ( SipException | ParseException | InvalidArgumentException e) {
 			e.printStackTrace();
-			return null;
 		}
 	}
 	
@@ -343,10 +437,10 @@
 	 * 
 	 */
 	@Override
-	public void streamByeCmd(String ssrc) {
+	public void streamByeCmd(String streamId) {
 		
 		try {
-			ClientTransaction transaction = streamSession.get(ssrc);
+			ClientTransaction transaction = streamSession.get(streamId);
 			if (transaction == null) {
 				return;
 			}
@@ -372,6 +466,8 @@
 				clientTransaction = udpSipProvider.getNewClientTransaction(byeRequest);
 			}
 			dialog.sendRequest(clientTransaction);
+			streamSession.remove(streamId);
+			zlmrtpServerFactory.closeRTPServer(streamId);
 		} catch (TransactionDoesNotExistException e) {
 			e.printStackTrace();
 		} catch (SipException e) {
@@ -489,7 +585,8 @@
 			catalogXml.append("</Query>\r\n");
 			
 			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), "ViaDeviceInfoBranch", "FromDeviceInfoTag", "ToDeviceInfoTag");
-			transmitRequest(device, request);
+
+			transmitRequest(device, request, null);
 			
 		} catch (SipException | ParseException | InvalidArgumentException e) {
 			e.printStackTrace();
@@ -504,7 +601,7 @@
 	 * @param device 瑙嗛璁惧
 	 */ 
 	@Override
-	public boolean catalogQuery(Device device) {
+	public boolean catalogQuery(Device device, SipSubscribe.Event errorEvent) {
 		// 娓呯┖閫氶亾
 		storager.cleanChannelsForDevice(device.getDeviceId());
 		try {
@@ -516,8 +613,9 @@
 			catalogXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			catalogXml.append("</Query>\r\n");
 			
-			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), "ViaCatalogBranch", "FromCatalogTag", "ToCatalogTag");
-			transmitRequest(device, request);
+			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), "ViaCatalogBranch", "FromCatalogTag", null);
+
+			transmitRequest(device, request, errorEvent);
 		} catch (SipException | ParseException | InvalidArgumentException e) {
 			e.printStackTrace();
 			return false;
@@ -549,8 +647,10 @@
 			recordInfoXml.append("<Type>all</Type>\r\n");
 			recordInfoXml.append("</Query>\r\n");
 			
-			Request request = headerProvider.createMessageRequest(device, recordInfoXml.toString(), "ViaRecordInfoBranch", "FromRecordInfoTag", "ToRecordInfoTag");
-			transmitRequest(device, request);
+			Request request = headerProvider.createMessageRequest(device, recordInfoXml.toString(), "ViaRecordInfoBranch", "FromRecordInfoTag", null);
+
+
+			transmitRequest(device, request, null);
 		} catch (SipException | ParseException | InvalidArgumentException e) {
 			e.printStackTrace();
 			return false;
@@ -602,16 +702,30 @@
 		return false;
 	}
 	
-	private ClientTransaction transmitRequest(Device device, Request request) throws SipException {
+	private ClientTransaction transmitRequest(Device device, Request request, SipSubscribe.Event errorEvent) throws SipException {
 		ClientTransaction clientTransaction = null;
 		if("TCP".equals(device.getTransport())) {
 			clientTransaction = tcpSipProvider.getNewClientTransaction(request);
 		} else if("UDP".equals(device.getTransport())) {
 			clientTransaction = udpSipProvider.getNewClientTransaction(request);
 		}
+
+		// 娣诲姞璁㈤槄
+		if (errorEvent != null) {
+			CallIdHeader callIdHeader = (CallIdHeader)request.getHeader(CallIdHeader.NAME);
+			sipSubscribe.addSubscribe(callIdHeader.getCallId(), errorEvent);
+		}
+
 		clientTransaction.sendRequest();
 		return clientTransaction;
 	}
 
 
+	@Override
+	public void closeRTPServer(Device device, String channelId) {
+		if (rtpEnable) {
+			String streamId = String.format("gb_play_%s_%s", device.getDeviceId(), channelId);
+			zlmrtpServerFactory.closeRTPServer(streamId);
+		}
+	}
 }

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