package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl; 
 | 
  
 | 
import com.genersoft.iot.vmp.common.StreamInfo; 
 | 
import com.genersoft.iot.vmp.conf.DynamicTask; 
 | 
import com.genersoft.iot.vmp.conf.UserSetting; 
 | 
import com.genersoft.iot.vmp.gb28181.bean.*; 
 | 
import com.genersoft.iot.vmp.gb28181.session.SSRCFactory; 
 | 
import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver; 
 | 
import com.genersoft.iot.vmp.gb28181.transmit.SIPSender; 
 | 
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform; 
 | 
import com.genersoft.iot.vmp.gb28181.transmit.event.request.ISIPRequestProcessor; 
 | 
import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent; 
 | 
import com.genersoft.iot.vmp.gb28181.utils.SipUtils; 
 | 
import com.genersoft.iot.vmp.media.zlm.ZLMMediaListManager; 
 | 
import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory; 
 | 
import com.genersoft.iot.vmp.media.zlm.ZlmHttpHookSubscribe; 
 | 
import com.genersoft.iot.vmp.media.zlm.dto.*; 
 | 
import com.genersoft.iot.vmp.service.IMediaServerService; 
 | 
import com.genersoft.iot.vmp.service.IPlayService; 
 | 
import com.genersoft.iot.vmp.service.IStreamProxyService; 
 | 
import com.genersoft.iot.vmp.service.IStreamPushService; 
 | 
import com.genersoft.iot.vmp.service.bean.ErrorCallback; 
 | 
import com.genersoft.iot.vmp.service.bean.InviteErrorCode; 
 | 
import com.genersoft.iot.vmp.service.bean.MessageForPushChannel; 
 | 
import com.genersoft.iot.vmp.service.bean.SSRCInfo; 
 | 
import com.genersoft.iot.vmp.service.redisMsg.RedisGbPlayMsgListener; 
 | 
import com.genersoft.iot.vmp.service.redisMsg.RedisPushStreamResponseListener; 
 | 
import com.genersoft.iot.vmp.storager.IRedisCatchStorage; 
 | 
import com.genersoft.iot.vmp.storager.IVideoManagerStorage; 
 | 
import com.genersoft.iot.vmp.utils.DateUtil; 
 | 
import gov.nist.javax.sdp.TimeDescriptionImpl; 
 | 
import gov.nist.javax.sdp.fields.TimeField; 
 | 
import gov.nist.javax.sip.message.SIPRequest; 
 | 
import gov.nist.javax.sip.message.SIPResponse; 
 | 
import org.slf4j.Logger; 
 | 
import org.slf4j.LoggerFactory; 
 | 
import org.springframework.beans.factory.InitializingBean; 
 | 
import org.springframework.beans.factory.annotation.Autowired; 
 | 
import org.springframework.stereotype.Component; 
 | 
  
 | 
import javax.sdp.*; 
 | 
import javax.sip.InvalidArgumentException; 
 | 
import javax.sip.RequestEvent; 
 | 
import javax.sip.SipException; 
 | 
import javax.sip.header.CallIdHeader; 
 | 
import javax.sip.message.Response; 
 | 
import java.text.ParseException; 
 | 
import java.time.Instant; 
 | 
import java.util.Random; 
 | 
import java.util.Vector; 
 | 
  
 | 
/** 
 | 
 * SIP命令类型: INVITE请求 
 | 
 */ 
 | 
@SuppressWarnings("rawtypes") 
 | 
@Component 
 | 
public class InviteRequestProcessor extends SIPRequestProcessorParent implements InitializingBean, ISIPRequestProcessor { 
 | 
  
 | 
    private final static Logger logger = LoggerFactory.getLogger(InviteRequestProcessor.class); 
 | 
  
 | 
    private final String method = "INVITE"; 
 | 
  
 | 
    @Autowired 
 | 
    private SIPCommanderFroPlatform cmderFroPlatform; 
 | 
  
 | 
    @Autowired 
 | 
    private IVideoManagerStorage storager; 
 | 
  
 | 
    @Autowired 
 | 
    private IStreamPushService streamPushService; 
 | 
    @Autowired 
 | 
    private IStreamProxyService streamProxyService; 
 | 
  
 | 
    @Autowired 
 | 
    private IRedisCatchStorage redisCatchStorage; 
 | 
  
 | 
    @Autowired 
 | 
    private SSRCFactory ssrcFactory; 
 | 
  
 | 
    @Autowired 
 | 
    private DynamicTask dynamicTask; 
 | 
  
 | 
    @Autowired 
 | 
    private RedisPushStreamResponseListener redisPushStreamResponseListener; 
 | 
  
 | 
    @Autowired 
 | 
    private IPlayService playService; 
 | 
  
 | 
    @Autowired 
 | 
    private SIPSender sipSender; 
 | 
  
 | 
    @Autowired 
 | 
    private ZLMRTPServerFactory zlmrtpServerFactory; 
 | 
  
 | 
    @Autowired 
 | 
    private IMediaServerService mediaServerService; 
 | 
  
 | 
    @Autowired 
 | 
    private ZlmHttpHookSubscribe zlmHttpHookSubscribe; 
 | 
  
 | 
    @Autowired 
 | 
    private SIPProcessorObserver sipProcessorObserver; 
 | 
  
 | 
    @Autowired 
 | 
    private UserSetting userSetting; 
 | 
  
 | 
    @Autowired 
 | 
    private ZLMMediaListManager mediaListManager; 
 | 
  
 | 
  
 | 
    @Autowired 
 | 
    private RedisGbPlayMsgListener redisGbPlayMsgListener; 
 | 
  
 | 
  
 | 
    @Override 
 | 
    public void afterPropertiesSet() throws Exception { 
 | 
        // 添加消息处理的订阅 
 | 
        sipProcessorObserver.addRequestProcessor(method, this); 
 | 
    } 
 | 
  
 | 
    /** 
 | 
     * 处理invite请求 
 | 
     * 
 | 
     * @param evt 请求消息 
 | 
     */ 
 | 
    @Override 
 | 
    public void process(RequestEvent evt) { 
 | 
        //  Invite Request消息实现,此消息一般为级联消息,上级给下级发送请求视频指令 
 | 
        try { 
 | 
            SIPRequest request = (SIPRequest)evt.getRequest(); 
 | 
            String channelId = SipUtils.getChannelIdFromRequest(request); 
 | 
            String requesterId = SipUtils.getUserIdFromFromHeader(request); 
 | 
            CallIdHeader callIdHeader = (CallIdHeader) request.getHeader(CallIdHeader.NAME); 
 | 
            if (requesterId == null || channelId == null) { 
 | 
                logger.info("无法从FromHeader的Address中获取到平台id,返回400"); 
 | 
                // 参数不全, 发400,请求错误 
 | 
                try { 
 | 
                    responseAck(request, Response.BAD_REQUEST); 
 | 
                } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                    logger.error("[命令发送失败] invite BAD_REQUEST: {}", e.getMessage()); 
 | 
                } 
 | 
                return; 
 | 
            } 
 | 
  
 | 
  
 | 
            // 查询请求是否来自上级平台\设备 
 | 
            ParentPlatform platform = storager.queryParentPlatByServerGBId(requesterId); 
 | 
            if (platform == null) { 
 | 
                inviteFromDeviceHandle(request, requesterId); 
 | 
  
 | 
            } else { 
 | 
                // 查询平台下是否有该通道 
 | 
                DeviceChannel channel = storager.queryChannelInParentPlatform(requesterId, channelId); 
 | 
                GbStream gbStream = storager.queryStreamInParentPlatform(requesterId, channelId); 
 | 
                PlatformCatalog catalog = storager.getCatalog(channelId); 
 | 
  
 | 
                MediaServerItem mediaServerItem = null; 
 | 
                StreamPushItem streamPushItem = null; 
 | 
                StreamProxyItem proxyByAppAndStream =null; 
 | 
                // 不是通道可能是直播流 
 | 
                if (channel != null && gbStream == null) { 
 | 
                    // 通道存在,发100,TRYING 
 | 
                    try { 
 | 
                        responseAck(request, Response.TRYING); 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] invite TRYING: {}", e.getMessage()); 
 | 
                    } 
 | 
                } else if (channel == null && gbStream != null) { 
 | 
  
 | 
                    String mediaServerId = gbStream.getMediaServerId(); 
 | 
                    mediaServerItem = mediaServerService.getOne(mediaServerId); 
 | 
                    if (mediaServerItem == null) { 
 | 
                        if ("proxy".equals(gbStream.getStreamType())) { 
 | 
                            logger.info("[ app={}, stream={} ]找不到zlm {},返回410", gbStream.getApp(), gbStream.getStream(), mediaServerId); 
 | 
                            try { 
 | 
                                responseAck(request, Response.GONE); 
 | 
                            } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                                logger.error("[命令发送失败] invite GONE: {}", e.getMessage()); 
 | 
                            } 
 | 
                            return; 
 | 
                        } else { 
 | 
                            streamPushItem = streamPushService.getPush(gbStream.getApp(), gbStream.getStream()); 
 | 
                            if (streamPushItem == null || streamPushItem.getServerId().equals(userSetting.getServerId())) { 
 | 
                                logger.info("[ app={}, stream={} ]找不到zlm {},返回410", gbStream.getApp(), gbStream.getStream(), mediaServerId); 
 | 
                                try { 
 | 
                                    responseAck(request, Response.GONE); 
 | 
                                } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                                    logger.error("[命令发送失败] invite GONE: {}", e.getMessage()); 
 | 
                                } 
 | 
                                return; 
 | 
                            } 
 | 
                        } 
 | 
                    } else { 
 | 
                        if ("push".equals(gbStream.getStreamType())) { 
 | 
                            streamPushItem = streamPushService.getPush(gbStream.getApp(), gbStream.getStream()); 
 | 
                            if (streamPushItem == null) { 
 | 
                                logger.info("[ app={}, stream={} ]找不到zlm {},返回410", gbStream.getApp(), gbStream.getStream(), mediaServerId); 
 | 
                                try { 
 | 
                                    responseAck(request, Response.GONE); 
 | 
                                } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                                    logger.error("[命令发送失败] invite GONE: {}", e.getMessage()); 
 | 
                                } 
 | 
                                return; 
 | 
                            } 
 | 
                        }else if("proxy".equals(gbStream.getStreamType())){ 
 | 
                            proxyByAppAndStream = streamProxyService.getStreamProxyByAppAndStream(gbStream.getApp(), gbStream.getStream()); 
 | 
                            if (proxyByAppAndStream == null) { 
 | 
                                logger.info("[ app={}, stream={} ]找不到zlm {},返回410", gbStream.getApp(), gbStream.getStream(), mediaServerId); 
 | 
                                try { 
 | 
                                    responseAck(request, Response.GONE); 
 | 
                                } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                                    logger.error("[命令发送失败] invite GONE: {}", e.getMessage()); 
 | 
                                } 
 | 
                                return; 
 | 
                            } 
 | 
                        } 
 | 
                    } 
 | 
                    try { 
 | 
                        responseAck(request, Response.CALL_IS_BEING_FORWARDED); 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] invite CALL_IS_BEING_FORWARDED: {}", e.getMessage()); 
 | 
                    } 
 | 
                } else if (catalog != null) { 
 | 
                    try { 
 | 
                        // 目录不支持点播 
 | 
                        responseAck(request, Response.BAD_REQUEST, "catalog channel can not play"); 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] invite 目录不支持点播: {}", e.getMessage()); 
 | 
                    } 
 | 
                    return; 
 | 
                } else { 
 | 
                    logger.info("通道不存在,返回404: {}", channelId); 
 | 
                    try { 
 | 
                        // 通道不存在,发404,资源不存在 
 | 
                        responseAck(request, Response.NOT_FOUND); 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] invite 通道不存在: {}", e.getMessage()); 
 | 
                    } 
 | 
                    return; 
 | 
                } 
 | 
                // 解析sdp消息, 使用jainsip 自带的sdp解析方式 
 | 
                String contentString = new String(request.getRawContent()); 
 | 
  
 | 
                Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString); 
 | 
                SessionDescription sdp = gb28181Sdp.getBaseSdb(); 
 | 
                String sessionName = sdp.getSessionName().getValue(); 
 | 
  
 | 
                Long startTime = null; 
 | 
                Long stopTime = null; 
 | 
                Instant start = null; 
 | 
                Instant end = null; 
 | 
                if (sdp.getTimeDescriptions(false) != null && sdp.getTimeDescriptions(false).size() > 0) { 
 | 
                    TimeDescriptionImpl timeDescription = (TimeDescriptionImpl) (sdp.getTimeDescriptions(false).get(0)); 
 | 
                    TimeField startTimeFiled = (TimeField) timeDescription.getTime(); 
 | 
                    startTime = startTimeFiled.getStartTime(); 
 | 
                    stopTime = startTimeFiled.getStopTime(); 
 | 
  
 | 
                    start = Instant.ofEpochSecond(startTime); 
 | 
                    end = Instant.ofEpochSecond(stopTime); 
 | 
                } 
 | 
                //  获取支持的格式 
 | 
                Vector mediaDescriptions = sdp.getMediaDescriptions(true); 
 | 
                // 查看是否支持PS 负载96 
 | 
                //String ip = null; 
 | 
                int port = -1; 
 | 
                boolean mediaTransmissionTCP = false; 
 | 
                Boolean tcpActive = null; 
 | 
                for (Object description : mediaDescriptions) { 
 | 
                    MediaDescription mediaDescription = (MediaDescription) description; 
 | 
                    Media media = mediaDescription.getMedia(); 
 | 
  
 | 
                    Vector mediaFormats = media.getMediaFormats(false); 
 | 
                    if (mediaFormats.contains("96")) { 
 | 
                        port = media.getMediaPort(); 
 | 
                        //String mediaType = media.getMediaType(); 
 | 
                        String protocol = media.getProtocol(); 
 | 
  
 | 
                        // 区分TCP发流还是udp, 当前默认udp 
 | 
                        if ("TCP/RTP/AVP".equalsIgnoreCase(protocol)) { 
 | 
                            String setup = mediaDescription.getAttribute("setup"); 
 | 
                            if (setup != null) { 
 | 
                                mediaTransmissionTCP = true; 
 | 
                                if ("active".equalsIgnoreCase(setup)) { 
 | 
                                    tcpActive = true; 
 | 
                                } else if ("passive".equalsIgnoreCase(setup)) { 
 | 
                                    tcpActive = false; 
 | 
                                } 
 | 
                            } 
 | 
                        } 
 | 
                        break; 
 | 
                    } 
 | 
                } 
 | 
                if (port == -1) { 
 | 
                    logger.info("不支持的媒体格式,返回415"); 
 | 
                    // 回复不支持的格式 
 | 
                    try { 
 | 
                        // 不支持的格式,发415 
 | 
                        responseAck(request, Response.UNSUPPORTED_MEDIA_TYPE); 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] invite 不支持的格式: {}", e.getMessage()); 
 | 
                    } 
 | 
                    return; 
 | 
                } 
 | 
                String username = sdp.getOrigin().getUsername(); 
 | 
                String addressStr = sdp.getConnection().getAddress(); 
 | 
  
 | 
  
 | 
                Device device = null; 
 | 
                // 通过 channel 和 gbStream 是否为null 值判断来源是直播流合适国标 
 | 
                if (channel != null) { 
 | 
                    device = storager.queryVideoDeviceByPlatformIdAndChannelId(requesterId, channelId); 
 | 
                    if (device == null) { 
 | 
                        logger.warn("点播平台{}的通道{}时未找到设备信息", requesterId, channel); 
 | 
                        try { 
 | 
                            responseAck(request, Response.SERVER_INTERNAL_ERROR); 
 | 
                        } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                            logger.error("[命令发送失败] invite 未找到设备信息: {}", e.getMessage()); 
 | 
                        } 
 | 
                        return; 
 | 
                    } 
 | 
                    mediaServerItem = playService.getNewMediaServerItem(device); 
 | 
                    if (mediaServerItem == null) { 
 | 
                        logger.warn("未找到可用的zlm"); 
 | 
                        try { 
 | 
                            responseAck(request, Response.BUSY_HERE); 
 | 
                        } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                            logger.error("[命令发送失败] invite BUSY_HERE: {}", e.getMessage()); 
 | 
                        } 
 | 
                        return; 
 | 
                    } 
 | 
  
 | 
                    String ssrc; 
 | 
                    if (userSetting.getUseCustomSsrcForParentInvite() || gb28181Sdp.getSsrc() == null) { 
 | 
                        // 上级平台点播时不使用上级平台指定的ssrc,使用自定义的ssrc,参考国标文档-点播外域设备媒体流SSRC处理方式 
 | 
                        ssrc = "Play".equalsIgnoreCase(sessionName) ? ssrcFactory.getPlaySsrc(mediaServerItem.getId()) : ssrcFactory.getPlayBackSsrc(mediaServerItem.getId()); 
 | 
                    }else { 
 | 
                        ssrc = gb28181Sdp.getSsrc(); 
 | 
                    } 
 | 
                    String streamTypeStr = null; 
 | 
                    if (mediaTransmissionTCP) { 
 | 
                        if (tcpActive) { 
 | 
                            streamTypeStr = "TCP-ACTIVE"; 
 | 
                        }else { 
 | 
                            streamTypeStr = "TCP-PASSIVE"; 
 | 
                        } 
 | 
                    }else { 
 | 
                        streamTypeStr = "UDP"; 
 | 
                    } 
 | 
                    logger.info("[上级Invite] {}, 平台:{}, 通道:{}, 收流地址:{}:{},收流方式:{}, ssrc:{}", sessionName, username, channelId, addressStr, port, streamTypeStr, ssrc); 
 | 
                    SendRtpItem sendRtpItem = zlmrtpServerFactory.createSendRtpItem(mediaServerItem, addressStr, port, ssrc, requesterId, 
 | 
                            device.getDeviceId(), channelId, mediaTransmissionTCP, platform.isRtcp()); 
 | 
  
 | 
                    if (tcpActive != null) { 
 | 
                        sendRtpItem.setTcpActive(tcpActive); 
 | 
                    } 
 | 
                    if (sendRtpItem == null) { 
 | 
                        logger.warn("服务器端口资源不足"); 
 | 
                        try { 
 | 
                            responseAck(request, Response.BUSY_HERE); 
 | 
                        } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                            logger.error("[命令发送失败] invite 服务器端口资源不足: {}", e.getMessage()); 
 | 
                        } 
 | 
                        return; 
 | 
                    } 
 | 
                    sendRtpItem.setCallId(callIdHeader.getCallId()); 
 | 
                    sendRtpItem.setPlayType("Play".equalsIgnoreCase(sessionName) ? InviteStreamType.PLAY : InviteStreamType.PLAYBACK); 
 | 
  
 | 
                    Long finalStartTime = startTime; 
 | 
                    Long finalStopTime = stopTime; 
 | 
                    ErrorCallback<Object> hookEvent = (code, msg, data) -> { 
 | 
                        StreamInfo streamInfo = (StreamInfo)data; 
 | 
                        MediaServerItem mediaServerItemInUSe = mediaServerService.getOne(streamInfo.getMediaServerId()); 
 | 
                        logger.info("[上级Invite]下级已经开始推流。 回复200OK(SDP), {}/{}", streamInfo.getApp(), streamInfo.getStream()); 
 | 
                        //     * 0 等待设备推流上来 
 | 
                        //     * 1 下级已经推流,等待上级平台回复ack 
 | 
                        //     * 2 推流中 
 | 
                        sendRtpItem.setStatus(1); 
 | 
                        redisCatchStorage.updateSendRTPSever(sendRtpItem); 
 | 
  
 | 
                        StringBuffer content = new StringBuffer(200); 
 | 
                        content.append("v=0\r\n"); 
 | 
                        content.append("o=" + channelId + " 0 0 IN IP4 " + mediaServerItemInUSe.getSdpIp() + "\r\n"); 
 | 
                        content.append("s=" + sessionName + "\r\n"); 
 | 
                        content.append("c=IN IP4 " + mediaServerItemInUSe.getSdpIp() + "\r\n"); 
 | 
                        if ("Playback".equalsIgnoreCase(sessionName)) { 
 | 
                            content.append("t=" + finalStartTime + " " + finalStopTime + "\r\n"); 
 | 
                        } else { 
 | 
                            content.append("t=0 0\r\n"); 
 | 
                        } 
 | 
                        int localPort = sendRtpItem.getLocalPort(); 
 | 
                        if (localPort == 0) { 
 | 
                            // 非严格模式端口不统一, 增加兼容性,修改为一个不为0的端口 
 | 
                            localPort = new Random().nextInt(65535) + 1; 
 | 
                        } 
 | 
                        content.append("m=video " + localPort + " RTP/AVP 96\r\n"); 
 | 
                        content.append("a=sendonly\r\n"); 
 | 
                        content.append("a=rtpmap:96 PS/90000\r\n"); 
 | 
                        content.append("y=" + sendRtpItem.getSsrc() + "\r\n"); 
 | 
                        content.append("f=\r\n"); 
 | 
  
 | 
                        try { 
 | 
                            // 超时未收到Ack应该回复bye,当前等待时间为10秒 
 | 
                            dynamicTask.startDelay(callIdHeader.getCallId(), () -> { 
 | 
                                logger.info("Ack 等待超时"); 
 | 
                                mediaServerService.releaseSsrc(mediaServerItemInUSe.getId(), sendRtpItem.getSsrc()); 
 | 
                                // 回复bye 
 | 
                                try { 
 | 
                                    cmderFroPlatform.streamByeCmd(platform, callIdHeader.getCallId()); 
 | 
                                } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                                    logger.error("[命令发送失败] 国标级联 发送BYE: {}", e.getMessage()); 
 | 
                                } 
 | 
                            }, 60 * 1000); 
 | 
                            responseSdpAck(request, content.toString(), platform); 
 | 
  
 | 
                        } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                            logger.error("[命令发送失败] 国标级联 回复SdpAck", e); 
 | 
                        } 
 | 
                    }; 
 | 
                    ErrorCallback<Object> errorEvent = ((statusCode, msg, data) -> { 
 | 
                        // 未知错误。直接转发设备点播的错误 
 | 
                        try { 
 | 
                            if (statusCode > 0) { 
 | 
                                Response response = getMessageFactory().createResponse(statusCode, evt.getRequest()); 
 | 
                                sipSender.transmitRequest(request.getLocalAddress().getHostAddress(), response); 
 | 
                            } 
 | 
                        } catch (ParseException | SipException  e) { 
 | 
                            logger.error("未处理的异常 ", e); 
 | 
                        } 
 | 
                    }); 
 | 
                    sendRtpItem.setApp("rtp"); 
 | 
                    if ("Playback".equalsIgnoreCase(sessionName)) { 
 | 
                        sendRtpItem.setPlayType(InviteStreamType.PLAYBACK); 
 | 
                        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, null, null, device.isSsrcCheck(), true, 0, false, device.getStreamModeForParam()); 
 | 
                        sendRtpItem.setStreamId(ssrcInfo.getStream()); 
 | 
                        // 写入redis, 超时时回复 
 | 
                        redisCatchStorage.updateSendRTPSever(sendRtpItem); 
 | 
                        playService.playBack(mediaServerItem, ssrcInfo, device.getDeviceId(), channelId, DateUtil.formatter.format(start), 
 | 
                                DateUtil.formatter.format(end), 
 | 
                                (code, msg, data) -> { 
 | 
                                    if (code == InviteErrorCode.SUCCESS.getCode()){ 
 | 
                                        hookEvent.run(code, msg, data); 
 | 
                                    }else if (code == InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getCode() || code == InviteErrorCode.ERROR_FOR_STREAM_TIMEOUT.getCode()){ 
 | 
                                        logger.info("[录像回放]超时, 用户:{}, 通道:{}", username, channelId); 
 | 
                                        redisCatchStorage.deleteSendRTPServer(platform.getServerGBId(), channelId, callIdHeader.getCallId(), null); 
 | 
                                        errorEvent.run(code, msg, data); 
 | 
                                    }else { 
 | 
                                        errorEvent.run(code, msg, data); 
 | 
                                    } 
 | 
                                }); 
 | 
                    }else if ("Download".equalsIgnoreCase(sessionName)) { 
 | 
                        // 获取指定的下载速度 
 | 
                        Vector sdpMediaDescriptions = sdp.getMediaDescriptions(true); 
 | 
                        MediaDescription mediaDescription = null; 
 | 
                        String downloadSpeed = "1"; 
 | 
                        if (sdpMediaDescriptions.size() > 0) { 
 | 
                            mediaDescription = (MediaDescription)sdpMediaDescriptions.get(0); 
 | 
                        } 
 | 
                        if (mediaDescription != null) { 
 | 
                            downloadSpeed = mediaDescription.getAttribute("downloadspeed"); 
 | 
                        } 
 | 
  
 | 
                        sendRtpItem.setPlayType(InviteStreamType.DOWNLOAD); 
 | 
                        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, null, null, device.isSsrcCheck(), true, 0, false, device.getStreamModeForParam()); 
 | 
                        sendRtpItem.setStreamId(ssrcInfo.getStream()); 
 | 
                        // 写入redis, 超时时回复 
 | 
                        redisCatchStorage.updateSendRTPSever(sendRtpItem); 
 | 
                        playService.download(mediaServerItem, ssrcInfo, device.getDeviceId(), channelId, DateUtil.formatter.format(start), 
 | 
                                DateUtil.formatter.format(end), Integer.parseInt(downloadSpeed), 
 | 
                                (code, msg, data) -> { 
 | 
                                    if (code == InviteErrorCode.SUCCESS.getCode()){ 
 | 
                                        hookEvent.run(code, msg, data); 
 | 
                                    }else if (code == InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getCode() || code == InviteErrorCode.ERROR_FOR_STREAM_TIMEOUT.getCode()){ 
 | 
                                        logger.info("[录像下载]超时, 用户:{}, 通道:{}", username, channelId); 
 | 
                                        redisCatchStorage.deleteSendRTPServer(platform.getServerGBId(), channelId, callIdHeader.getCallId(), null); 
 | 
                                        errorEvent.run(code, msg, data); 
 | 
                                    }else { 
 | 
                                        errorEvent.run(code, msg, data); 
 | 
                                    } 
 | 
                                }); 
 | 
                    }else { 
 | 
                        sendRtpItem.setPlayType(InviteStreamType.PLAY); 
 | 
                        String streamId = null; 
 | 
                        if (mediaServerItem.isRtpEnable()) { 
 | 
                            streamId = String.format("%s_%s", device.getDeviceId(), channelId); 
 | 
                        }else { 
 | 
                            streamId = String.format("%08x", Integer.parseInt(ssrc)).toUpperCase(); 
 | 
                        } 
 | 
                        sendRtpItem.setStreamId(streamId); 
 | 
                        redisCatchStorage.updateSendRTPSever(sendRtpItem); 
 | 
                        playService.play(mediaServerItem, device.getDeviceId(), channelId, ((code, msg, data) -> { 
 | 
                            if (code == InviteErrorCode.SUCCESS.getCode()){ 
 | 
                                hookEvent.run(code, msg, data); 
 | 
                            }else if (code == InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getCode() || code == InviteErrorCode.ERROR_FOR_STREAM_TIMEOUT.getCode()){ 
 | 
                                logger.info("[上级点播]超时, 用户:{}, 通道:{}", username, channelId); 
 | 
                                redisCatchStorage.deleteSendRTPServer(platform.getServerGBId(), channelId, callIdHeader.getCallId(), null); 
 | 
                                errorEvent.run(code, msg, data); 
 | 
                            }else { 
 | 
                                errorEvent.run(code, msg, data); 
 | 
                            } 
 | 
                        })); 
 | 
  
 | 
                    } 
 | 
                } else if (gbStream != null) { 
 | 
  
 | 
                    String ssrc; 
 | 
                    if (userSetting.getUseCustomSsrcForParentInvite() || gb28181Sdp.getSsrc() == null) { 
 | 
                        // 上级平台点播时不使用上级平台指定的ssrc,使用自定义的ssrc,参考国标文档-点播外域设备媒体流SSRC处理方式 
 | 
                        ssrc = "Play".equalsIgnoreCase(sessionName) ? ssrcFactory.getPlaySsrc(mediaServerItem.getId()) : ssrcFactory.getPlayBackSsrc(mediaServerItem.getId()); 
 | 
                    }else { 
 | 
                        ssrc = gb28181Sdp.getSsrc(); 
 | 
                    } 
 | 
  
 | 
                    if("push".equals(gbStream.getStreamType())) { 
 | 
                        if (streamPushItem != null && streamPushItem.isPushIng()) { 
 | 
                            // 推流状态 
 | 
                            pushStream(evt, request, gbStream, streamPushItem, platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                                    mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
                        } else { 
 | 
                            // 未推流 拉起 
 | 
                            notifyStreamOnline(evt, request,gbStream, streamPushItem, platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                                    mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
                        } 
 | 
                    }else if ("proxy".equals(gbStream.getStreamType())){ 
 | 
                        if (null != proxyByAppAndStream) { 
 | 
                            if(proxyByAppAndStream.isStatus()){ 
 | 
                                pushProxyStream(evt, request, gbStream,  platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                                        mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
                            }else{ 
 | 
                                //开启代理拉流 
 | 
                                notifyStreamOnline(evt, request,gbStream, null, platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                                        mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
                            } 
 | 
                        } 
 | 
  
 | 
  
 | 
                    } 
 | 
                } 
 | 
            } 
 | 
        } catch (SdpParseException e) { 
 | 
            logger.error("sdp解析错误", e); 
 | 
        } catch (SdpException e) { 
 | 
            logger.error("未处理的异常 ", e); 
 | 
        } 
 | 
    } 
 | 
  
 | 
    /** 
 | 
     * 安排推流 
 | 
     */ 
 | 
    private void pushProxyStream(RequestEvent evt, SIPRequest request, GbStream gbStream, ParentPlatform platform, 
 | 
                            CallIdHeader callIdHeader, MediaServerItem mediaServerItem, 
 | 
                            int port, Boolean tcpActive, boolean mediaTransmissionTCP, 
 | 
                            String channelId, String addressStr, String ssrc, String requesterId) { 
 | 
            Boolean streamReady = zlmrtpServerFactory.isStreamReady(mediaServerItem, gbStream.getApp(), gbStream.getStream()); 
 | 
            if (streamReady != null && streamReady) { 
 | 
                // 自平台内容 
 | 
                SendRtpItem sendRtpItem = zlmrtpServerFactory.createSendRtpItem(mediaServerItem, addressStr, port, ssrc, requesterId, 
 | 
                        gbStream.getApp(), gbStream.getStream(), channelId, mediaTransmissionTCP, platform.isRtcp()); 
 | 
  
 | 
                if (sendRtpItem == null) { 
 | 
                    logger.warn("服务器端口资源不足"); 
 | 
                    try { 
 | 
                        responseAck(request, Response.BUSY_HERE); 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] invite 服务器端口资源不足: {}", e.getMessage()); 
 | 
                    } 
 | 
                    return; 
 | 
                } 
 | 
                if (tcpActive != null) { 
 | 
                    sendRtpItem.setTcpActive(tcpActive); 
 | 
                } 
 | 
                sendRtpItem.setPlayType(InviteStreamType.PUSH); 
 | 
                // 写入redis, 超时时回复 
 | 
                sendRtpItem.setStatus(1); 
 | 
                sendRtpItem.setCallId(callIdHeader.getCallId()); 
 | 
                sendRtpItem.setFromTag(request.getFromTag()); 
 | 
  
 | 
                SIPResponse response = sendStreamAck(mediaServerItem, request, sendRtpItem, platform, evt); 
 | 
                if (response != null) { 
 | 
                    sendRtpItem.setToTag(response.getToTag()); 
 | 
                } 
 | 
                redisCatchStorage.updateSendRTPSever(sendRtpItem); 
 | 
  
 | 
        } 
 | 
  
 | 
    } 
 | 
    private void pushStream(RequestEvent evt, SIPRequest request, GbStream gbStream, StreamPushItem streamPushItem, ParentPlatform platform, 
 | 
                            CallIdHeader callIdHeader, MediaServerItem mediaServerItem, 
 | 
                            int port, Boolean tcpActive, boolean mediaTransmissionTCP, 
 | 
                            String channelId, String addressStr, String ssrc, String requesterId) { 
 | 
        // 推流 
 | 
        if (streamPushItem.isSelf()) { 
 | 
            Boolean streamReady = zlmrtpServerFactory.isStreamReady(mediaServerItem, gbStream.getApp(), gbStream.getStream()); 
 | 
            if (streamReady != null && streamReady) { 
 | 
                // 自平台内容 
 | 
                SendRtpItem sendRtpItem = zlmrtpServerFactory.createSendRtpItem(mediaServerItem, addressStr, port, ssrc, requesterId, 
 | 
                        gbStream.getApp(), gbStream.getStream(), channelId, mediaTransmissionTCP, platform.isRtcp()); 
 | 
  
 | 
                if (sendRtpItem == null) { 
 | 
                    logger.warn("服务器端口资源不足"); 
 | 
                    try { 
 | 
                        responseAck(request, Response.BUSY_HERE); 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] invite 服务器端口资源不足: {}", e.getMessage()); 
 | 
                    } 
 | 
                    return; 
 | 
                } 
 | 
                if (tcpActive != null) { 
 | 
                    sendRtpItem.setTcpActive(tcpActive); 
 | 
                } 
 | 
                sendRtpItem.setPlayType(InviteStreamType.PUSH); 
 | 
                // 写入redis, 超时时回复 
 | 
                sendRtpItem.setStatus(1); 
 | 
                sendRtpItem.setCallId(callIdHeader.getCallId()); 
 | 
  
 | 
                sendRtpItem.setFromTag(request.getFromTag()); 
 | 
                SIPResponse response = sendStreamAck(mediaServerItem, request, sendRtpItem, platform, evt); 
 | 
                if (response != null) { 
 | 
                    sendRtpItem.setToTag(response.getToTag()); 
 | 
                } 
 | 
  
 | 
                redisCatchStorage.updateSendRTPSever(sendRtpItem); 
 | 
  
 | 
            } else { 
 | 
                // 不在线 拉起 
 | 
                notifyStreamOnline(evt, request,gbStream, streamPushItem, platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                        mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
            } 
 | 
  
 | 
        } else { 
 | 
            // 其他平台内容 
 | 
            otherWvpPushStream(evt, request, gbStream, streamPushItem, platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                    mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
        } 
 | 
    } 
 | 
    /** 
 | 
     * 通知流上线 
 | 
     */ 
 | 
    private void notifyStreamOnline(RequestEvent evt, SIPRequest request, GbStream gbStream, StreamPushItem streamPushItem, ParentPlatform platform, 
 | 
                                    CallIdHeader callIdHeader, MediaServerItem mediaServerItem, 
 | 
                                    int port, Boolean tcpActive, boolean mediaTransmissionTCP, 
 | 
                                    String channelId, String addressStr, String ssrc, String requesterId) { 
 | 
        if ("proxy".equals(gbStream.getStreamType())) { 
 | 
            // TODO 控制启用以使设备上线 
 | 
            logger.info("[ app={}, stream={} ]通道未推流,启用流后开始推流", gbStream.getApp(), gbStream.getStream()); 
 | 
            // 监听流上线 
 | 
            HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed(gbStream.getApp(), gbStream.getStream(), true, "rtsp", mediaServerItem.getId()); 
 | 
            zlmHttpHookSubscribe.addSubscribe(hookSubscribe, (mediaServerItemInUSe, responseJSON) -> { 
 | 
                String app = responseJSON.getString("app"); 
 | 
                String stream = responseJSON.getString("stream"); 
 | 
                logger.info("[上级点播]拉流代理已经就绪, {}/{}", app, stream); 
 | 
                dynamicTask.stop(callIdHeader.getCallId()); 
 | 
                pushProxyStream(evt, request, gbStream,  platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                        mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
            }); 
 | 
            dynamicTask.startDelay(callIdHeader.getCallId(), () -> { 
 | 
                logger.info("[ app={}, stream={} ] 等待拉流代理流超时", gbStream.getApp(), gbStream.getStream()); 
 | 
                zlmHttpHookSubscribe.removeSubscribe(hookSubscribe); 
 | 
            }, userSetting.getPlatformPlayTimeout()); 
 | 
            boolean start = streamProxyService.start(gbStream.getApp(), gbStream.getStream()); 
 | 
            if (!start) { 
 | 
                try { 
 | 
                    responseAck(request, Response.BUSY_HERE, "channel [" + gbStream.getGbId() + "] offline"); 
 | 
                } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                    logger.error("[命令发送失败] invite 通道未推流: {}", e.getMessage()); 
 | 
                } 
 | 
                zlmHttpHookSubscribe.removeSubscribe(hookSubscribe); 
 | 
                dynamicTask.stop(callIdHeader.getCallId()); 
 | 
            } 
 | 
  
 | 
  
 | 
  
 | 
        } else if ("push".equals(gbStream.getStreamType())) { 
 | 
            if (!platform.isStartOfflinePush()) { 
 | 
                // 平台设置中关闭了拉起离线的推流则直接回复 
 | 
                try { 
 | 
                    logger.info("[上级点播] 失败,推流设备未推流,channel: {}, app: {}, stream: {}", gbStream.getGbId(), gbStream.getApp(), gbStream.getStream()); 
 | 
                    responseAck(request, Response.TEMPORARILY_UNAVAILABLE, "channel stream not pushing"); 
 | 
                } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                    logger.error("[命令发送失败] invite 通道未推流: {}", e.getMessage()); 
 | 
                } 
 | 
                return; 
 | 
            } 
 | 
            // 发送redis消息以使设备上线 
 | 
            logger.info("[ app={}, stream={} ]通道未推流,发送redis信息控制设备开始推流", gbStream.getApp(), gbStream.getStream()); 
 | 
  
 | 
            MessageForPushChannel messageForPushChannel = MessageForPushChannel.getInstance(1, 
 | 
                    gbStream.getApp(), gbStream.getStream(), gbStream.getGbId(), gbStream.getPlatformId(), 
 | 
                    platform.getName(), null, gbStream.getMediaServerId()); 
 | 
            redisCatchStorage.sendStreamPushRequestedMsg(messageForPushChannel); 
 | 
            // 设置超时 
 | 
            dynamicTask.startDelay(callIdHeader.getCallId(), () -> { 
 | 
                logger.info("[ app={}, stream={} ] 等待设备开始推流超时", gbStream.getApp(), gbStream.getStream()); 
 | 
                try { 
 | 
                    mediaListManager.removedChannelOnlineEventLister(gbStream.getApp(), gbStream.getStream()); 
 | 
                    responseAck(request, Response.REQUEST_TIMEOUT); // 超时 
 | 
                } catch (SipException e) { 
 | 
                    logger.error("未处理的异常 ", e); 
 | 
                } catch (InvalidArgumentException e) { 
 | 
                    logger.error("未处理的异常 ", e); 
 | 
                } catch (ParseException e) { 
 | 
                    logger.error("未处理的异常 ", e); 
 | 
                } 
 | 
            }, userSetting.getPlatformPlayTimeout()); 
 | 
            // 添加监听 
 | 
            int finalPort = port; 
 | 
            Boolean finalTcpActive = tcpActive; 
 | 
  
 | 
            // 添加在本机上线的通知 
 | 
            mediaListManager.addChannelOnlineEventLister(gbStream.getApp(), gbStream.getStream(), (app, stream, serverId) -> { 
 | 
                dynamicTask.stop(callIdHeader.getCallId()); 
 | 
                if (serverId.equals(userSetting.getServerId())) { 
 | 
                    SendRtpItem sendRtpItem = zlmrtpServerFactory.createSendRtpItem(mediaServerItem, addressStr, finalPort, ssrc, requesterId, 
 | 
                            app, stream, channelId, mediaTransmissionTCP, platform.isRtcp()); 
 | 
  
 | 
                    if (sendRtpItem == null) { 
 | 
                        logger.warn("上级点时创建sendRTPItem失败,可能是服务器端口资源不足"); 
 | 
                        try { 
 | 
                            responseAck(request, Response.BUSY_HERE); 
 | 
                        } catch (SipException e) { 
 | 
                            logger.error("未处理的异常 ", e); 
 | 
                        } catch (InvalidArgumentException e) { 
 | 
                            logger.error("未处理的异常 ", e); 
 | 
                        } catch (ParseException e) { 
 | 
                            logger.error("未处理的异常 ", e); 
 | 
                        } 
 | 
                        return; 
 | 
                    } 
 | 
                    if (finalTcpActive != null) { 
 | 
                        sendRtpItem.setTcpActive(finalTcpActive); 
 | 
                    } 
 | 
                    sendRtpItem.setPlayType(InviteStreamType.PUSH); 
 | 
                    // 写入redis, 超时时回复 
 | 
                    sendRtpItem.setStatus(1); 
 | 
                    sendRtpItem.setCallId(callIdHeader.getCallId()); 
 | 
  
 | 
                    sendRtpItem.setFromTag(request.getFromTag()); 
 | 
                    SIPResponse response = sendStreamAck(mediaServerItem, request, sendRtpItem, platform, evt); 
 | 
                    if (response != null) { 
 | 
                        sendRtpItem.setToTag(response.getToTag()); 
 | 
                    } 
 | 
                    redisCatchStorage.updateSendRTPSever(sendRtpItem); 
 | 
                } else { 
 | 
                    // 其他平台内容 
 | 
                    otherWvpPushStream(evt, request, gbStream, streamPushItem, platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                            mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
                } 
 | 
            }); 
 | 
  
 | 
            // 添加回复的拒绝或者错误的通知 
 | 
            redisPushStreamResponseListener.addEvent(gbStream.getApp(), gbStream.getStream(), response -> { 
 | 
                if (response.getCode() != 0) { 
 | 
                    dynamicTask.stop(callIdHeader.getCallId()); 
 | 
                    mediaListManager.removedChannelOnlineEventLister(gbStream.getApp(), gbStream.getStream()); 
 | 
                    try { 
 | 
                        responseAck(request, Response.TEMPORARILY_UNAVAILABLE, response.getMsg()); 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] 国标级联 点播回复: {}", e.getMessage()); 
 | 
                    } 
 | 
                } 
 | 
            }); 
 | 
        } 
 | 
    } 
 | 
  
 | 
    /** 
 | 
     * 来自其他wvp的推流 
 | 
     */ 
 | 
    private void otherWvpPushStream(RequestEvent evt, SIPRequest request, GbStream gbStream, StreamPushItem streamPushItem, ParentPlatform platform, 
 | 
                                    CallIdHeader callIdHeader, MediaServerItem mediaServerItem, 
 | 
                                    int port, Boolean tcpActive, boolean mediaTransmissionTCP, 
 | 
                                    String channelId, String addressStr, String ssrc, String requesterId) { 
 | 
        logger.info("[级联点播]直播流来自其他平台,发送redis消息"); 
 | 
        // 发送redis消息 
 | 
        redisGbPlayMsgListener.sendMsg(streamPushItem.getServerId(), streamPushItem.getMediaServerId(), 
 | 
                streamPushItem.getApp(), streamPushItem.getStream(), addressStr, port, ssrc, requesterId, 
 | 
                channelId, mediaTransmissionTCP, platform.isRtcp(),null, responseSendItemMsg -> { 
 | 
                    SendRtpItem sendRtpItem = responseSendItemMsg.getSendRtpItem(); 
 | 
                    if (sendRtpItem == null || responseSendItemMsg.getMediaServerItem() == null) { 
 | 
                        logger.warn("服务器端口资源不足"); 
 | 
                        try { 
 | 
                            responseAck(request, Response.BUSY_HERE); 
 | 
                        } catch (SipException e) { 
 | 
                            logger.error("未处理的异常 ", e); 
 | 
                        } catch (InvalidArgumentException e) { 
 | 
                            logger.error("未处理的异常 ", e); 
 | 
                        } catch (ParseException e) { 
 | 
                            logger.error("未处理的异常 ", e); 
 | 
                        } 
 | 
                        return; 
 | 
                    } 
 | 
                    // 收到sendItem 
 | 
                    if (tcpActive != null) { 
 | 
                        sendRtpItem.setTcpActive(tcpActive); 
 | 
                    } 
 | 
                    sendRtpItem.setPlayType(InviteStreamType.PUSH); 
 | 
                    // 写入redis, 超时时回复 
 | 
                    sendRtpItem.setStatus(1); 
 | 
                    sendRtpItem.setCallId(callIdHeader.getCallId()); 
 | 
  
 | 
                    sendRtpItem.setFromTag(request.getFromTag()); 
 | 
                    SIPResponse response = sendStreamAck(responseSendItemMsg.getMediaServerItem(), request,sendRtpItem, platform, evt); 
 | 
                    if (response != null) { 
 | 
                        sendRtpItem.setToTag(response.getToTag()); 
 | 
                    } 
 | 
                    redisCatchStorage.updateSendRTPSever(sendRtpItem); 
 | 
                }, (wvpResult) -> { 
 | 
  
 | 
                    // 错误 
 | 
                    if (wvpResult.getCode() == RedisGbPlayMsgListener.ERROR_CODE_OFFLINE) { 
 | 
                        // 离线 
 | 
                        // 查询是否在本机上线了 
 | 
                        StreamPushItem currentStreamPushItem = streamPushService.getPush(streamPushItem.getApp(), streamPushItem.getStream()); 
 | 
                        if (currentStreamPushItem.isPushIng()) { 
 | 
                            // 在线状态 
 | 
                            pushStream(evt, request, gbStream, streamPushItem, platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                                    mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
  
 | 
                        } else { 
 | 
                            // 不在线 拉起 
 | 
                            notifyStreamOnline(evt, request, gbStream, streamPushItem, platform, callIdHeader, mediaServerItem, port, tcpActive, 
 | 
                                    mediaTransmissionTCP, channelId, addressStr, ssrc, requesterId); 
 | 
                        } 
 | 
                    } 
 | 
                    try { 
 | 
                        responseAck(request, Response.BUSY_HERE); 
 | 
                    } catch (InvalidArgumentException | ParseException | SipException e) { 
 | 
                        logger.error("[命令发送失败] 国标级联 点播回复 BUSY_HERE: {}", e.getMessage()); 
 | 
                    } 
 | 
                }); 
 | 
    } 
 | 
  
 | 
    public SIPResponse sendStreamAck(MediaServerItem mediaServerItem, SIPRequest request, SendRtpItem sendRtpItem, ParentPlatform platform, RequestEvent evt) { 
 | 
  
 | 
        StringBuffer content = new StringBuffer(200); 
 | 
        content.append("v=0\r\n"); 
 | 
        content.append("o=" + sendRtpItem.getChannelId() + " 0 0 IN IP4 " + mediaServerItem.getSdpIp() + "\r\n"); 
 | 
        content.append("s=Play\r\n"); 
 | 
        content.append("c=IN IP4 " + mediaServerItem.getSdpIp() + "\r\n"); 
 | 
        content.append("t=0 0\r\n"); 
 | 
        // 非严格模式端口不统一, 增加兼容性,修改为一个不为0的端口 
 | 
        int localPort = sendRtpItem.getLocalPort(); 
 | 
        if(localPort == 0) 
 | 
        { 
 | 
            localPort = new Random().nextInt(65535) + 1; 
 | 
        } 
 | 
        content.append("m=video " + localPort + " RTP/AVP 96\r\n"); 
 | 
        content.append("a=sendonly\r\n"); 
 | 
        content.append("a=rtpmap:96 PS/90000\r\n"); 
 | 
        if (sendRtpItem.isTcp()) { 
 | 
            content.append("a=connection:new\r\n"); 
 | 
            if (!sendRtpItem.isTcpActive()) { 
 | 
                content.append("a=setup:active\r\n"); 
 | 
            } else { 
 | 
                content.append("a=setup:passive\r\n"); 
 | 
            } 
 | 
        } 
 | 
        content.append("y=" + sendRtpItem.getSsrc() + "\r\n"); 
 | 
        content.append("f=\r\n"); 
 | 
  
 | 
        try { 
 | 
            return responseSdpAck(request, content.toString(), platform); 
 | 
        } catch (SipException e) { 
 | 
            logger.error("未处理的异常 ", e); 
 | 
        } catch (InvalidArgumentException e) { 
 | 
            logger.error("未处理的异常 ", e); 
 | 
        } catch (ParseException e) { 
 | 
            logger.error("未处理的异常 ", e); 
 | 
        } 
 | 
        return null; 
 | 
    } 
 | 
  
 | 
    public void inviteFromDeviceHandle(SIPRequest request, String requesterId) { 
 | 
  
 | 
        // 非上级平台请求,查询是否设备请求(通常为接收语音广播的设备) 
 | 
        Device device = redisCatchStorage.getDevice(requesterId); 
 | 
        if (device != null) { 
 | 
            logger.info("收到设备" + requesterId + "的语音广播Invite请求"); 
 | 
            try { 
 | 
                responseAck(request, Response.TRYING); 
 | 
            } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                logger.error("[命令发送失败] invite BAD_REQUEST: {}", e.getMessage()); 
 | 
            } 
 | 
            String contentString = new String(request.getRawContent()); 
 | 
            // jainSip不支持y=字段, 移除移除以解析。 
 | 
            String ssrc = "0000000404"; 
 | 
  
 | 
            try { 
 | 
                Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString); 
 | 
                SessionDescription sdp = gb28181Sdp.getBaseSdb(); 
 | 
                //  获取支持的格式 
 | 
                Vector mediaDescriptions = sdp.getMediaDescriptions(true); 
 | 
                // 查看是否支持PS 负载96 
 | 
                int port = -1; 
 | 
                //boolean recvonly = false; 
 | 
                boolean mediaTransmissionTCP = false; 
 | 
                Boolean tcpActive = null; 
 | 
                for (int i = 0; i < mediaDescriptions.size(); i++) { 
 | 
                    MediaDescription mediaDescription = (MediaDescription) mediaDescriptions.get(i); 
 | 
                    Media media = mediaDescription.getMedia(); 
 | 
  
 | 
                    Vector mediaFormats = media.getMediaFormats(false); 
 | 
                    if (mediaFormats.contains("8")) { 
 | 
                        port = media.getMediaPort(); 
 | 
                        String protocol = media.getProtocol(); 
 | 
                        // 区分TCP发流还是udp, 当前默认udp 
 | 
                        if ("TCP/RTP/AVP".equals(protocol)) { 
 | 
                            String setup = mediaDescription.getAttribute("setup"); 
 | 
                            if (setup != null) { 
 | 
                                mediaTransmissionTCP = true; 
 | 
                                if ("active".equals(setup)) { 
 | 
                                    tcpActive = true; 
 | 
                                } else if ("passive".equals(setup)) { 
 | 
                                    tcpActive = false; 
 | 
                                } 
 | 
                            } 
 | 
                        } 
 | 
                        break; 
 | 
                    } 
 | 
                } 
 | 
                if (port == -1) { 
 | 
                    logger.info("不支持的媒体格式,返回415"); 
 | 
                    // 回复不支持的格式 
 | 
                    try { 
 | 
                        responseAck(request, Response.UNSUPPORTED_MEDIA_TYPE); // 不支持的格式,发415 
 | 
                    } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                        logger.error("[命令发送失败] invite 不支持的媒体格式,返回415, {}", e.getMessage()); 
 | 
                    } 
 | 
                    return; 
 | 
                } 
 | 
                String username = sdp.getOrigin().getUsername(); 
 | 
                String addressStr = sdp.getConnection().getAddress(); 
 | 
                logger.info("设备{}请求语音流,地址:{}:{},ssrc:{}", username, addressStr, port, ssrc); 
 | 
            } catch (SdpException e) { 
 | 
                logger.error("[SDP解析异常]", e); 
 | 
            } 
 | 
  
 | 
  
 | 
  
 | 
        } else { 
 | 
            logger.warn("来自无效设备/平台的请求"); 
 | 
            try { 
 | 
                responseAck(request, Response.BAD_REQUEST);; // 不支持的格式,发415 
 | 
            } catch (SipException | InvalidArgumentException | ParseException e) { 
 | 
                logger.error("[命令发送失败] invite 来自无效设备/平台的请求, {}", e.getMessage()); 
 | 
            } 
 | 
        } 
 | 
    } 
 | 
} 
 |