From 8885c2457a395f4ba12fdd8c01157b227ede4128 Mon Sep 17 00:00:00 2001
From: swwheihei <swwheihei@163.com>
Date: 星期四, 14 五月 2020 14:52:59 +0800
Subject: [PATCH] Update README.md
---
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java | 91 ++++++++++++++++++++++++++++++++++-----------
1 files changed, 68 insertions(+), 23 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 b012f9a..82dcee8 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
@@ -1,25 +1,25 @@
package com.genersoft.iot.vmp.gb28181.transmit.cmd.impl;
import java.text.ParseException;
-import java.util.Random;
+import javax.sip.ClientTransaction;
+import javax.sip.Dialog;
import javax.sip.InvalidArgumentException;
import javax.sip.SipException;
+import javax.sip.TransactionDoesNotExistException;
+import javax.sip.header.ViaHeader;
import javax.sip.message.Request;
import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.ApplicationEventPublisher;
import org.springframework.stereotype.Component;
import com.genersoft.iot.vmp.conf.SipConfig;
import com.genersoft.iot.vmp.gb28181.SipLayer;
import com.genersoft.iot.vmp.gb28181.bean.Device;
+import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.ISIPCommander;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.SIPRequestHeaderProvider;
import com.genersoft.iot.vmp.gb28181.utils.DateUtil;
-import com.genersoft.iot.vmp.gb28181.utils.SsrcUtil;
-
-import tk.mybatis.mapper.util.StringUtil;
/**
* @Description:璁惧鑳藉姏鎺ュ彛锛岀敤浜庡畾涔夎澶囩殑鎺у埗銆佹煡璇㈣兘鍔�
@@ -37,6 +37,9 @@
@Autowired
private SipLayer sipLayer;
+
+ @Autowired
+ private VideoStreamSessionManager streamSession;
/**
* 浜戝彴鏂瑰悜鏀炬帶鍒讹紝浣跨敤閰嶇疆鏂囦欢涓殑榛樿闀滃ご绉诲姩閫熷害
@@ -138,7 +141,8 @@
public String playStreamCmd(Device device, String channelId) {
try {
- String ssrc = SsrcUtil.getPlaySsrc();
+ String ssrc = streamSession.createPlaySsrc();
+ String transport = device.getTransport();
//
StringBuffer content = new StringBuffer(200);
content.append("v=0\r\n");
@@ -146,25 +150,26 @@
content.append("s=Play\r\n");
content.append("c=IN IP4 "+sipConfig.getMediaIp()+"\r\n");
content.append("t=0 0\r\n");
- if(device.getTransport().equals("TCP")) {
+ if("TCP".equals(transport)) {
content.append("m=video "+sipConfig.getMediaPort()+" TCP/RTP/AVP 96 98 97\r\n");
}
- if(device.getTransport().equals("UDP")) {
+ if("UDP".equals(transport)) {
content.append("m=video "+sipConfig.getMediaPort()+" RTP/AVP 96 98 97\r\n");
}
- content.append("a=sendrecv\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(device.getTransport().equals("TCP")){
+ if("TCP".equals(transport)){
content.append("a=setup:passive\r\n");
content.append("a=connection:new\r\n");
}
content.append("y="+ssrc+"\r\n");//ssrc
- Request request = headerProvider.createInviteRequest(device, content.toString(), null, "live", null);
+ Request request = headerProvider.createInviteRequest(device, channelId, content.toString(), null, "live", null);
- transmitRequest(device, request);
+ ClientTransaction transaction = transmitRequest(device, request);
+ streamSession.put(ssrc, transaction);
return ssrc;
} catch ( SipException | ParseException | InvalidArgumentException e) {
e.printStackTrace();
@@ -181,16 +186,16 @@
* @param endTime 缁撴潫鏃堕棿,鏍煎紡瑕佹眰锛歽yyy-MM-dd HH:mm:ss
*/
@Override
- public String playbackStreamCmd(Device device, String channelId, String recordId, String startTime, String endTime) {
+ public String playbackStreamCmd(Device device, String channelId, String startTime, String endTime) {
try {
- String ssrc = SsrcUtil.getPlayBackSsrc();
+ String ssrc = streamSession.createPlayBackSsrc();
//
StringBuffer content = new StringBuffer(200);
content.append("v=0\r\n");
- content.append("o="+channelId+" 0 0 IN IP4 "+sipConfig.getSipIp()+"\r\n");
+ content.append("o="+sipConfig.getSipId()+" 0 0 IN IP4 "+sipConfig.getSipIp()+"\r\n");
content.append("s=Playback\r\n");
- content.append("u="+recordId+":3\r\n");
+ content.append("u="+channelId+":0\r\n");
content.append("c=IN IP4 "+sipConfig.getMediaIp()+"\r\n");
content.append("t="+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime)+" "+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime) +"\r\n");
if(device.getTransport().equals("TCP")) {
@@ -209,13 +214,50 @@
}
content.append("y="+ssrc+"\r\n");//ssrc
- Request request = headerProvider.createInviteRequest(device, content.toString(), null, "live", null);
+ Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, "playback", null);
- transmitRequest(device, request);
+ ClientTransaction transaction = transmitRequest(device, request);
+ streamSession.put(ssrc, transaction);
return ssrc;
} catch ( SipException | ParseException | InvalidArgumentException e) {
e.printStackTrace();
return null;
+ }
+ }
+
+ /**
+ * 瑙嗛娴佸仠姝�
+ *
+ * @param device 瑙嗛璁惧
+ * @param channelId 棰勮閫氶亾
+ */
+ @Override
+ public void streamByeCmd(String ssrc) {
+
+ try {
+ ClientTransaction transaction = streamSession.get(ssrc);
+ if (transaction == null) {
+ return;
+ }
+
+ Dialog dialog = transaction.getDialog();
+ if (dialog == null) {
+ return;
+ }
+ Request byeRequest = dialog.createRequest(Request.BYE);
+ ViaHeader viaHeader = (ViaHeader) byeRequest.getHeader(ViaHeader.NAME);
+ String protocol = viaHeader.getTransport().toUpperCase();
+ ClientTransaction clientTransaction = null;
+ if("TCP".equals(protocol)) {
+ clientTransaction = sipLayer.getTcpSipProvider().getNewClientTransaction(byeRequest);
+ } else if("UDP".equals(protocol)) {
+ clientTransaction = sipLayer.getUdpSipProvider().getNewClientTransaction(byeRequest);
+ }
+ dialog.sendRequest(clientTransaction);
+ } catch (TransactionDoesNotExistException e) {
+ e.printStackTrace();
+ } catch (SipException e) {
+ e.printStackTrace();
}
}
@@ -438,12 +480,15 @@
return false;
}
- private void transmitRequest(Device device, Request request) throws SipException {
- if(device.getTransport().equals("TCP")) {
- sipLayer.getTcpSipProvider().sendRequest(request);
- } else if(device.getTransport().equals("UDP")) {
- sipLayer.getUdpSipProvider().sendRequest(request);
+ private ClientTransaction transmitRequest(Device device, Request request) throws SipException {
+ ClientTransaction clientTransaction = null;
+ if("TCP".equals(device.getTransport())) {
+ clientTransaction = sipLayer.getTcpSipProvider().getNewClientTransaction(request);
+ } else if("UDP".equals(device.getTransport())) {
+ clientTransaction = sipLayer.getUdpSipProvider().getNewClientTransaction(request);
}
+ clientTransaction.sendRequest();
+ return clientTransaction;
}
}
--
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