修复catalog报文parentid的处理

国标向上级联的一些改动
将ps发布逻辑移入引擎中
2025-12-24 13:27:57 +08:00 · 2023-03-01 17:15:04 +08:00 · 2023-03-01 17:06:34 +08:00 · 2023-02-28 20:13:19 +08:00 · 2023-02-27 14:25:41 +08:00 · 2023-02-22 23:44:44 +08:00
14 changed files with 832 additions and 569 deletions
--- a/README.md
+++ b/README.md
@@ -19,6 +19,10 @@ _ "m7s.live/plugin/gb28181/v4"
 ```yaml
 gb28181:
  autoinvite:     true
+  position:
+    autosubposition: false #是否自动订阅定位
+    expires: 3600s #订阅周期(单位：秒)，默认3600
+    interval: 6s #订阅间隔（单位：秒），默认6
  prefetchrecord: false
  udpcachesize:   0
  sipnetwork:     udp
@@ -29,11 +33,7 @@ gb28181:
  username:       ""
  password:       ""
  
-  acktimeout:        10
-  registervalidity:  60
-  registerinterval:  60
-  heartbeatinterval: 60
-  heartbeatretry:    3
+  registervalidity:  60s
  
  mediaip:          ""
  mediaport:        58200
@@ -42,7 +42,7 @@ gb28181:
  mediaportmin:     0
  meidaportmax:     0

-  removebaninterval: 600
+  removebaninterval: 10m
  loglevel:         info
 ```

@@ -58,11 +58,7 @@ gb28181:
 - `Username`   string sip 服务器账号
 - `Password`   string sip 服务器密码

- `AckTimeout`        uint16 sip 服务应答超时，单位秒
- `RegisterValidity`  int    注册有效期，单位秒，默认 3600
- `RegisterInterval`  int    注册间隔，单位秒，默认 60
- `HeartbeatInterval` int    心跳间隔，单位秒，默认 60
- `HeartbeatRetry`    int    心跳超时次数，默认 3
+- `RegisterValidity`  time.Duration    注册有效期，单位秒，默认 60

 * 媒体服务器配置
 - `MediaIP`          string 媒体服务器地址 默认 自动适配设备网段
@@ -71,9 +67,8 @@ gb28181:
 - `MediaIdleTimeout` uint16 推流超时时间，超过则断开链接，让设备重连
 - `MediaPortMin`     uint16 媒体服务器端口范围最小值
 - `MediaPortMax`     uint16 媒体服务器端口范围最大值
- `AudioEnable`       bool 是否开启音频
- `LogLevel`        string 日志级别，默认 info（trace，debug，info，warn，error，fatal, panic）
- `RemoveBanInterval` int  定时移除注册失败的设备黑名单，单位秒，默认10分钟（600秒）
+- `LogLevel`          string 日志级别，默认 info（trace，debug，info，warn，error，fatal, panic）
+- `RemoveBanInterval` time.Duration  定时移除注册失败的设备黑名单，单位秒，默认10分钟（600秒）
 - `UdpCacheSize`      int  表示UDP缓存大小，默认为0，不开启。仅当TCP关闭，切缓存大于0时才开启，会最多缓存最多N个包，并排序，修复乱序造成的无法播放问题，注意开启后，会有一定的性能损耗，并丢失部分包。

 **如果配置了端口范围，将采用范围端口机制，每一个流对应一个端口
@@ -130,12 +125,12 @@ type Device struct {

 `/gb28181/api/invite`

-参数名 | 必传 | 含义
-|----|---|---
-id|是 | 设备ID
-channel|是|通道编号
-startTime|否|开始时间（纯数字Unix时间戳）
-endTime|否|结束时间（纯数字Unix时间戳）
+| 参数名    | 必传 | 含义                         |
+| --------- | ---- | ---------------------------- |
+| id        | 是   | 设备ID                       |
+| channel   | 是   | 通道编号                     |
+| startTime | 否   | 开始时间（纯数字Unix时间戳） |
+| endTime   | 否   | 结束时间（纯数字Unix时间戳） |

 返回200代表成功

@@ -143,38 +138,38 @@ endTime|否|结束时间（纯数字Unix时间戳）

 `/gb28181/api/bye`

-参数名 | 必传 | 含义
-|----|---|---
-id|是 | 设备ID
-channel|是|通道编号
+| 参数名  | 必传 | 含义     |
+| ------- | ---- | -------- |
+| id      | 是   | 设备ID   |
+| channel | 是   | 通道编号 |

 ### 发送控制命令

 `/gb28181/api/control`

-参数名 | 必传 | 含义
-|----|---|---
-id|是 | 设备ID
-channel|是|通道编号
-ptzcmd|是|PTZ控制指令
+| 参数名  | 必传 | 含义        |
+| ------- | ---- | ----------- |
+| id      | 是   | 设备ID      |
+| channel | 是   | 通道编号    |
+| ptzcmd  | 是   | PTZ控制指令 |

 ### 查询录像

 `/gb28181/api/records`

-参数名 | 必传 | 含义
-|----|---|---
-id|是 | 设备ID
-channel|是|通道编号
-startTime|否|开始时间（字符串，格式：2021-7-23T12:00:00）
-endTime|否|结束时间（字符串格式同上）
+| 参数名    | 必传 | 含义                                         |
+| --------- | ---- | -------------------------------------------- |
+| id        | 是   | 设备ID                                       |
+| channel   | 是   | 通道编号                                     |
+| startTime | 否   | 开始时间（字符串，格式：2021-7-23T12:00:00） |
+| endTime   | 否   | 结束时间（字符串格式同上）                   |

 ### 移动位置订阅

 `/gb28181/api/position`

-参数名 | 必传 | 含义
-|----|---|---
-id|是 | 设备ID
-expires|是|订阅周期（秒）
-interval|是|订阅间隔（秒）
+| 参数名   | 必传 | 含义           |
+| -------- | ---- | -------------- |
+| id       | 是   | 设备ID         |
+| expires  | 是   | 订阅周期（秒） |
+| interval | 是   | 订阅间隔（秒） |
--- a/channel.go
+++ b/channel.go
@@ -1,18 +1,16 @@
 package gb28181

 import (
-	"errors"
 	"fmt"
-	"math/rand"
 	"net/http"
 	"strconv"
 	"strings"
 	"sync"
 	"time"

-	. "m7s.live/engine/v4"
 	"github.com/ghettovoice/gosip/sip"
 	"go.uber.org/zap"
+	. "m7s.live/engine/v4"
 	"m7s.live/plugin/gb28181/v4/utils"
 )

@@ -26,7 +24,7 @@ type ChannelEx struct {
 	RecordEndTime   string
 	recordStartTime time.Time
 	recordEndTime   time.Time
-	liveInviteLock  sync.Mutex
+	liveInviteLock  *sync.Mutex
 	tcpPortIndex    uint16
 	GpsTime         time.Time //gps时间
 	Longitude       string    //经度
@@ -43,43 +41,23 @@ type Channel struct {
 	Owner        string
 	CivilCode    string
 	Address      string
+	Port         int
 	Parental     int
 	SafetyWay    int
 	RegisterWay  int
 	Secrecy      int
 	Status       string
 	Children     []*Channel `json:"-"`
-	*ChannelEx              //自定义属性
+	ChannelEx               //自定义属性
 }

-func (c *Channel) Copy(v *Channel) {
-	if v == nil {
-		return
-	}
-
-	c.DeviceID = v.DeviceID
-	c.ParentID = v.ParentID
-	c.Name = v.Name
-	c.Manufacturer = v.Manufacturer
-	c.Model = v.Model
-	c.Owner = v.Owner
-	c.CivilCode = v.CivilCode
-	c.Address = v.Address
-	c.Parental = v.Parental
-	c.SafetyWay = v.SafetyWay
-	c.RegisterWay = v.RegisterWay
-	c.Secrecy = v.Secrecy
-	c.Status = v.Status
-	c.Status = v.Status
-	c.ChannelEx = v.ChannelEx
-}
-
-func (c *Channel) CreateRequst(Method sip.RequestMethod) (req sip.Request) {
-	d := c.device
+func (channel *Channel) CreateRequst(Method sip.RequestMethod) (req sip.Request) {
+	d := channel.device
 	d.sn++

 	callId := sip.CallID(utils.RandNumString(10))
 	userAgent := sip.UserAgentHeader("Monibuca")
+	maxForwards := sip.MaxForwards(70) //增加max-forwards为默认值 70
 	cseq := sip.CSeq{
 		SeqNo:      uint32(d.sn),
 		MethodName: Method,
@@ -94,9 +72,17 @@ func (c *Channel) CreateRequst(Method sip.RequestMethod) (req sip.Request) {
 		},
 		Params: sip.NewParams().Add("tag", sip.String{Str: utils.RandNumString(9)}),
 	}
+	//非同一域的目标地址需要使用@host
+	host := conf.Realm
+	if channel.DeviceID[0:9] != host {
+		deviceIp := d.NetAddr
+		deviceIp = deviceIp[0:strings.LastIndex(deviceIp, ":")]
+		host = fmt.Sprintf("%s:%d", deviceIp, channel.Port)
+	}
+
 	channelAddr := sip.Address{
 		//DisplayName: sip.String{Str: d.serverConfig.Serial},
-		Uri: &sip.SipUri{FUser: sip.String{Str: c.DeviceID}, FHost: conf.Realm},
+		Uri: &sip.SipUri{FUser: sip.String{Str: channel.DeviceID}, FHost: host},
 	}
 	req = sip.NewRequest(
 		"",
@@ -109,6 +95,7 @@ func (c *Channel) CreateRequst(Method sip.RequestMethod) (req sip.Request) {
 			&callId,
 			&userAgent,
 			&cseq,
+			&maxForwards,
 			serverAddr.AsContactHeader(),
 		},
 		"",
@@ -166,64 +153,9 @@ func (channel *Channel) Control(PTZCmd string) int {
 	return int(resp.StatusCode())
 }

-type InviteOptions struct {
-	Start     int
-	End       int
-	dump      string
-	ssrc      string
-	SSRC      uint32
-	MediaPort uint16
-}
-
-func (o InviteOptions) IsLive() bool {
-	return o.Start == 0 || o.End == 0
-}
-
-func (o InviteOptions) Record() bool {
-	return !o.IsLive()
-}
-
-func (o *InviteOptions) Validate(start, end string) error {
-	if start != "" {
-		sint, err1 := strconv.ParseInt(start, 10, 0)
-		if err1 != nil {
-			return err1
-		}
-		o.Start = int(sint)
-	}
-	if end != "" {
-		eint, err2 := strconv.ParseInt(end, 10, 0)
-		if err2 != nil {
-			return err2
-		}
-		o.End = int(eint)
-	}
-	if o.Start >= o.End {
-		return errors.New("start < end")
-	}
-	return nil
-}
-
-func (o InviteOptions) String() string {
-	return fmt.Sprintf("t=%d %d", o.Start, o.End)
-}
-
-func (o *InviteOptions) CreateSSRC() {
-	ssrc := make([]byte, 10)
-	if o.IsLive() {
-		ssrc[0] = '0'
-	} else {
-		ssrc[0] = '1'
-	}
-	copy(ssrc[1:6], conf.Serial[3:8])
-	randNum := 1000 + rand.Intn(8999)
-	copy(ssrc[6:], strconv.Itoa(randNum))
-	o.ssrc = string(ssrc)
-	_ssrc, _ := strconv.ParseInt(o.ssrc, 10, 0)
-	o.SSRC = uint32(_ssrc)
-}
-
-/*
+// Invite 发送Invite报文 invites a channel to play
+// 注意里面的锁保证不同时发送invite报文，该锁由channel持有
+/***
 f字段： f = v/编码格式/分辨率/帧率/码率类型/码率大小a/编码格式/码率大小/采样率
 各项具体含义：
    v：后续参数为视频的参数；各参数间以 “/”分割；
@@ -267,13 +199,13 @@ f = v/a/编码格式/码率大小/采样率
 f字段中视、音频参数段之间不需空格分割。
 可使用f字段中的分辨率参数标识同一设备不同分辨率的码流。
 */
-func (channel *Channel) Invite(opt InviteOptions) (code int, err error) {
+func (channel *Channel) Invite(opt *InviteOptions) (code int, err error) {
 	if opt.IsLive() {
 		if !channel.liveInviteLock.TryLock() {
 			return 304, nil
 		}
 		defer func() {
-			if code != 200 {
+			if code != OK {
 				channel.liveInviteLock.Unlock()
 			}
 		}()
@@ -290,10 +222,6 @@ func (channel *Channel) Invite(opt InviteOptions) (code int, err error) {
 	if opt.dump == "" {
 		opt.dump = conf.DumpPath
 	}
-	// size := 1
-	// fps := 15
-	// bitrate := 200
-	// fmt.Sprintf("f=v/2/%d/%d/1/%da///", size, fps, bitrate)
 	publisher := &GBPublisher{
 		InviteOptions: opt,
 		channel:       channel,
@@ -304,32 +232,24 @@ func (channel *Channel) Invite(opt InviteOptions) (code int, err error) {
 		if conf.tcpPorts.Valid {
 			opt.MediaPort, err = publisher.ListenTCP()
 			if err != nil {
-				return 500, err
+				return ServerInternalError, err
 			}
 		} else if opt.MediaPort == 0 {
 			opt.MediaPort = conf.MediaPort
 		}
+		publisher.DisableReorder = true
 	} else {
 		if conf.udpPorts.Valid {
 			opt.MediaPort, err = publisher.ListenUDP()
 			if err != nil {
-				code = 500
+				code = ServerInternalError
 				return
 			}
 		} else if opt.MediaPort == 0 {
 			opt.MediaPort = conf.MediaPort
 		}
 	}
-	// if opt.MediaPort == 0 {
-	// 	opt.MediaPort = conf.MediaPort
-	// 	if conf.IsMediaNetworkTCP() {
-	// 		protocol = "TCP/"
-	// 		opt.MediaPort = conf.MediaPort + channel.tcpPortIndex
-	// 		if channel.tcpPortIndex++; channel.tcpPortIndex >= conf.MediaPortMax {
-	// 			channel.tcpPortIndex = 0
-	// 		}
-	// 	}
-	// }
+
 	sdpInfo := []string{
 		"v=0",
 		fmt.Sprintf("o=%s 0 0 IN IP4 %s", channel.DeviceID, d.mediaIP),
@@ -358,11 +278,13 @@ func (channel *Channel) Invite(opt InviteOptions) (code int, err error) {
 	invite.AppendHeader(&subject)
 	publisher.inviteRes, err = d.SipRequestForResponse(invite)
 	if err != nil {
-		return http.StatusRequestTimeout, err
+		plugin.Error(fmt.Sprintf("SIP->Invite %s :%s invite error: %s", channel.DeviceID, invite.String(), err.Error()))
+		return http.StatusInternalServerError, err
 	}
 	code = int(publisher.inviteRes.StatusCode())
 	plugin.Info(fmt.Sprintf("Channel :%s invite response status code: %d", channel.DeviceID, code))
-	if code == 200 {
+
+	if code == OK {
 		ds := strings.Split(publisher.inviteRes.Body(), "\r\n")
 		for _, l := range ds {
 			if ls := strings.Split(l, "="); len(ls) > 1 {
@@ -380,14 +302,14 @@ func (channel *Channel) Invite(opt InviteOptions) (code int, err error) {
 			publisher.udpCache = utils.NewPqRtp()
 		}
 		if err = plugin.Publish(streamPath, publisher); err != nil {
-			code = 403
+			code = ServerInternalError
 			return
 		}
 		ack := sip.NewAckRequest("", invite, publisher.inviteRes, "", nil)
 		srv.Send(ack)
-	} else if opt.IsLive() && conf.AutoInvite {
+	} else if channel.CanInvite() {
 		time.AfterFunc(time.Second*5, func() {
-			channel.Invite(InviteOptions{})
+			channel.TryAutoInvite()
 		})
 	}
 	return
@@ -407,3 +329,38 @@ func (channel *Channel) Bye(live bool) int {
 	}
 	return 404
 }
+
+func (channel *Channel) TryAutoInvite() {
+	if conf.AutoInvite && channel.CanInvite() {
+		go channel.Invite(&InviteOptions{})
+	}
+}
+
+func (channel *Channel) CanInvite() bool {
+	if channel.LivePublisher != nil || len(channel.DeviceID) != 20 || channel.Status == "OFF" {
+		return false
+	}
+
+	if conf.InviteIDs == "" {
+		return true
+	}
+
+	// 11～13位是设备类型编码
+	typeID := channel.DeviceID[10:13]
+
+	// format: start-end,type1,type2
+	tokens := strings.Split(conf.InviteIDs, ",")
+	for _, tok := range tokens {
+		if first, second, ok := strings.Cut(tok, "-"); ok {
+			if typeID >= first && typeID <= second {
+				return true
+			}
+		} else {
+			if typeID == first {
+				return true
+			}
+		}
+	}
+
+	return false
+}
--- a/const.go
+++ b/const.go
@@ -0,0 +1,115 @@
+package gb28181
+
+const (
+	Trying                      = 100
+	Ringing                     = 180
+	CallIsBeingForwarded        = 181
+	Queued                      = 182
+	SessionProgress             = 183
+	OK                          = 200
+	Accepted                    = 202
+	MultipleChoices             = 300
+	MovedPermanently            = 301
+	MovedTemporarily            = 302
+	UseProxy                    = 305
+	AlternativeService          = 380
+	BadRequest                  = 400
+	Unauthorized                = 401
+	PaymentRequired             = 402
+	Forbidden                   = 403
+	NotFound                    = 404
+	MethodNotAllowed            = 405
+	NotAcceptable               = 406
+	ProxyAuthenticationRequired = 407
+	RequestTimeout              = 408
+	Gone                        = 410
+	RequestEntityTooLarge       = 413
+	RequestURITooLong           = 414
+	UnsupportedMediaType        = 415
+	UnsupportedURIScheme        = 416
+	BadExtension                = 420
+	ExtensionRequired           = 421
+	IntervalTooBrief            = 423
+	TemporarilyUnavailable      = 480
+	CallTransactionDoesNotExist = 481
+	LoopDetected                = 482
+	TooManyHops                 = 483
+	AddressIncomplete           = 484
+	Ambiguous                   = 485
+	BusyHere                    = 486
+	RequestTerminated           = 487
+	NotAcceptableHere           = 488
+	BadEvent                    = 489
+	RequestPending              = 491
+	Undecipherable              = 493
+	ServerInternalError         = 500
+	NotImplemented              = 501
+	BadGateway                  = 502
+	ServiceUnavailable          = 503
+	ServerTim                   = 504
+	VersionNotSupported         = 505
+	MessageTooLarge             = 513
+	BusyEverywhere              = 600
+	Decline                     = 603
+	DoesNotExistAnywhere        = 604
+	SessionNotAcceptable        = 606
+)
+
+var reasons = map[int]string{
+	100: "Trying",
+	180: "Ringing",
+	181: "Call Is Being Forwarded",
+	182: "Queued",
+	183: "Session Progress",
+	200: "OK",
+	202: "Accepted",
+	300: "Multiple Choices",
+	301: "Moved Permanently",
+	302: "Moved Temporarily",
+	305: "Use Proxy",
+	380: "Alternative Service",
+	400: "Bad Request",
+	401: "Unauthorized",
+	402: "Payment Required",
+	403: "Forbidden",
+	404: "Not Found",
+	405: "Method Not Allowed",
+	406: "Not Acceptable",
+	407: "Proxy Authentication Required",
+	408: "Request Timeout",
+	410: "Gone",
+	413: "Request Entity Too Large",
+	414: "Request-URI Too Long",
+	415: "Unsupported Media Type",
+	416: "Unsupported URI Scheme",
+	420: "Bad Extension",
+	421: "Extension Required",
+	423: "Interval Too Brief",
+	480: "Temporarily Unavailable",
+	481: "Call transaction Does Not Exist",
+	482: "Loop Detected",
+	483: "Too Many Hops",
+	484: "Address Incomplete",
+	485: "Ambiguous",
+	486: "Busy Here",
+	487: "Request Terminated",
+	488: "Not Acceptable Here",
+	489: "Bad Event",
+	491: "Request Pending",
+	493: "Undecipherable",
+	500: "Server Internal Error",
+	501: "Not Implemented",
+	502: "Bad Gateway",
+	503: "Service Unavailable",
+	504: "Server Tim",
+	505: "Version Not Supported",
+	513: "message Too Large",
+	600: "Busy Everywhere",
+	603: "Decline",
+	604: "Does Not Exist Anywhere",
+	606: "SESSION NOT ACCEPTABLE",
+}
+
+func Explain(statusCode int) string {
+	return reasons[statusCode]
+}
--- a/device.go
+++ b/device.go
@@ -10,6 +10,8 @@ import (
 	"sync"
 	"time"

+	"golang.org/x/exp/maps"
+
 	"go.uber.org/zap"
 	"m7s.live/engine/v4"
 	"m7s.live/plugin/gb28181/v4/utils"
@@ -55,21 +57,34 @@ type Device struct {
 	UpdateTime      time.Time
 	LastKeepaliveAt time.Time
 	Status          string
-	Channels        []*Channel
 	sn              int
 	addr            sip.Address
 	sipIP           string //设备对应网卡的服务器ip
 	mediaIP         string //设备对应网卡的服务器ip
 	NetAddr         string
-	channelMap      map[string]*Channel
+	ChannelMap      map[string]*Channel
 	channelMutex    sync.RWMutex
 	subscriber      struct {
 		CallID  string
 		Timeout time.Time
 	}
+	lastSyncTime time.Time
+	GpsTime      time.Time //gps时间
+	Longitude    string    //经度
+	Latitude     string    //纬度
 }

-func (config *GB28181Config) RecoverDevice(d *Device, req sip.Request) {
+func (d *Device) MarshalJSON() ([]byte, error) {
+	type Alias Device
+	return json.Marshal(&struct {
+		Channels []*Channel
+		*Alias
+	}{
+		Channels: maps.Values(d.ChannelMap),
+		Alias:    (*Alias)(d),
+	})
+}
+func (c *GB28181Config) RecoverDevice(d *Device, req sip.Request) {
 	from, _ := req.From()
 	d.addr = sip.Address{
 		DisplayName: from.DisplayName,
@@ -78,7 +93,7 @@ func (config *GB28181Config) RecoverDevice(d *Device, req sip.Request) {
 	deviceIp := req.Source()
 	servIp := req.Recipient().Host()
 	//根据网卡ip获取对应的公网ip
-	sipIP := config.routes[servIp]
+	sipIP := c.routes[servIp]
 	//如果相等，则服务器是内网通道.海康摄像头不支持...自动获取
 	if strings.LastIndex(deviceIp, ".") != -1 && strings.LastIndex(servIp, ".") != -1 {
 		if servIp[0:strings.LastIndex(servIp, ".")] == deviceIp[0:strings.LastIndex(deviceIp, ".")] || sipIP == "" {
@@ -86,14 +101,14 @@ func (config *GB28181Config) RecoverDevice(d *Device, req sip.Request) {
 		}
 	}
 	//如果用户配置过则使用配置的
-	if config.SipIP != "" {
-		sipIP = config.SipIP
+	if c.SipIP != "" {
+		sipIP = c.SipIP
 	} else if sipIP == "" {
 		sipIP = myip.InternalIPv4()
 	}
 	mediaIp := sipIP
-	if config.MediaIP != "" {
-		mediaIp = config.MediaIP
+	if c.MediaIP != "" {
+		mediaIp = c.MediaIP
 	}
 	plugin.Info("RecoverDevice", zap.String("id", d.ID), zap.String("deviceIp", deviceIp), zap.String("servIp", servIp), zap.String("sipIP", sipIP), zap.String("mediaIp", mediaIp))
 	d.Status = string(sip.REGISTER)
@@ -101,11 +116,10 @@ func (config *GB28181Config) RecoverDevice(d *Device, req sip.Request) {
 	d.mediaIP = mediaIp
 	d.NetAddr = deviceIp
 	d.UpdateTime = time.Now()
-	d.channelMap = make(map[string]*Channel)
-	go d.Catalog()
+	d.ChannelMap = make(map[string]*Channel)
 }
-func (config *GB28181Config) StoreDevice(id string, req sip.Request) {
-	var d *Device
+
+func (c *GB28181Config) StoreDevice(id string, req sip.Request) (d *Device) {
 	from, _ := req.From()
 	deviceAddr := sip.Address{
 		DisplayName: from.DisplayName,
@@ -121,7 +135,7 @@ func (config *GB28181Config) StoreDevice(id string, req sip.Request) {
 	} else {
 		servIp := req.Recipient().Host()
 		//根据网卡ip获取对应的公网ip
-		sipIP := config.routes[servIp]
+		sipIP := c.routes[servIp]
 		//如果相等，则服务器是内网通道.海康摄像头不支持...自动获取
 		if strings.LastIndex(deviceIp, ".") != -1 && strings.LastIndex(servIp, ".") != -1 {
 			if servIp[0:strings.LastIndex(servIp, ".")] == deviceIp[0:strings.LastIndex(deviceIp, ".")] || sipIP == "" {
@@ -129,14 +143,14 @@ func (config *GB28181Config) StoreDevice(id string, req sip.Request) {
 			}
 		}
 		//如果用户配置过则使用配置的
-		if config.SipIP != "" {
-			sipIP = config.SipIP
+		if c.SipIP != "" {
+			sipIP = c.SipIP
 		} else if sipIP == "" {
 			sipIP = myip.InternalIPv4()
 		}
 		mediaIp := sipIP
-		if config.MediaIP != "" {
-			mediaIp = config.MediaIP
+		if c.MediaIP != "" {
+			mediaIp = c.MediaIP
 		}
 		plugin.Info("StoreDevice", zap.String("id", id), zap.String("deviceIp", deviceIp), zap.String("servIp", servIp), zap.String("sipIP", sipIP), zap.String("mediaIp", mediaIp))
 		d = &Device{
@@ -148,20 +162,20 @@ func (config *GB28181Config) StoreDevice(id string, req sip.Request) {
 			sipIP:        sipIP,
 			mediaIP:      mediaIp,
 			NetAddr:      deviceIp,
-			channelMap:   make(map[string]*Channel),
+			ChannelMap:   make(map[string]*Channel),
 		}
 		Devices.Store(id, d)
-		SaveDevices()
-		go d.Catalog()
+		c.SaveDevices()
 	}
+	return
 }
-func ReadDevices() {
+func (c *GB28181Config) ReadDevices() {
 	if f, err := os.OpenFile("devices.json", os.O_RDONLY, 0644); err == nil {
 		defer f.Close()
 		var items []*Device
 		if err = json.NewDecoder(f).Decode(&items); err == nil {
 			for _, item := range items {
-				if time.Since(item.UpdateTime) < time.Duration(conf.RegisterValidity)*time.Second {
+				if time.Since(item.UpdateTime) < conf.RegisterValidity {
 					item.Status = "RECOVER"
 					Devices.Store(item.ID, item)
 				}
@@ -169,7 +183,7 @@ func ReadDevices() {
 		}
 	}
 }
-func SaveDevices() {
+func (c *GB28181Config) SaveDevices() {
 	var item []any
 	Devices.Range(func(key, value any) bool {
 		item = append(item, value)
@@ -183,19 +197,33 @@ func SaveDevices() {
 	}
 }

-func (d *Device) addChannel(channel *Channel) {
-	for _, c := range d.Channels {
-		if c.DeviceID == channel.DeviceID {
-			return
-		}
+func (d *Device) addOrUpdateChannel(channel *Channel) {
+	d.channelMutex.Lock()
+	defer d.channelMutex.Unlock()
+	channel.device = d
+	var oldLock *sync.Mutex
+	if old, ok := d.ChannelMap[channel.DeviceID]; ok {
+		//复制锁指针
+		oldLock = old.liveInviteLock
 	}
-	d.Channels = append(d.Channels, channel)
+	if oldLock == nil {
+		channel.liveInviteLock = &sync.Mutex{}
+	} else {
+		channel.liveInviteLock = oldLock
+	}
+	d.ChannelMap[channel.DeviceID] = channel
+}
+
+func (d *Device) deleteChannel(DeviceID string) {
+	d.channelMutex.Lock()
+	defer d.channelMutex.Unlock()
+	delete(d.ChannelMap, DeviceID)
 }

 func (d *Device) CheckSubStream() {
 	d.channelMutex.Lock()
 	defer d.channelMutex.Unlock()
-	for _, c := range d.Channels {
+	for _, c := range d.ChannelMap {
 		if s := engine.Streams.Get("sub/" + c.DeviceID); s != nil {
 			c.LiveSubSP = s.Path
 		} else {
@@ -204,46 +232,41 @@ func (d *Device) CheckSubStream() {
 	}
 }
 func (d *Device) UpdateChannels(list []*Channel) {
-	d.channelMutex.Lock()
-	defer d.channelMutex.Unlock()
+
 	for _, c := range list {
 		if _, ok := conf.Ignores[c.DeviceID]; ok {
 			continue
 		}
+		//当父设备非空且存在时、父设备节点增加通道
 		if c.ParentID != "" {
 			path := strings.Split(c.ParentID, "/")
 			parentId := path[len(path)-1]
-			if parent, ok := d.channelMap[parentId]; ok {
-				if c.DeviceID != parentId {
-					parent.Children = append(parent.Children, c)
-				}
-			} else {
-				d.addChannel(c)
-			}
-		} else {
-			d.addChannel(c)
-		}
-		if old, ok := d.channelMap[c.DeviceID]; ok {
-			c.ChannelEx = old.ChannelEx
-			if conf.PreFetchRecord {
-				n := time.Now()
-				n = time.Date(n.Year(), n.Month(), n.Day(), 0, 0, 0, 0, time.Local)
-				if len(c.Records) == 0 || (n.Format(TIME_LAYOUT) == c.RecordStartTime &&
-					n.Add(time.Hour*24-time.Second).Format(TIME_LAYOUT) == c.RecordEndTime) {
-					go c.QueryRecord(n.Format(TIME_LAYOUT), n.Add(time.Hour*24-time.Second).Format(TIME_LAYOUT))
+			//如果父ID并非本身所属设备，一般情况下这是因为下级设备上传了目录信息，该信息通常不需要处理。
+			// 暂时不考虑级联目录的实现
+			if d.ID != parentId {
+				if v, ok := Devices.Load(parentId); ok {
+					parent := v.(*Device)
+					parent.addOrUpdateChannel(c)
+					continue
+				} else {
+					c.Model = "Directory " + c.Model
+					c.Status = "NoParent"
 				}
 			}
-			old.Copy(c)
-			c = old
-		} else {
-			c.ChannelEx = &ChannelEx{
-				device: d,
+		}
+		//本设备增加通道
+		d.addOrUpdateChannel(c)
+
+		//预取和邀请
+		if conf.PreFetchRecord {
+			n := time.Now()
+			n = time.Date(n.Year(), n.Month(), n.Day(), 0, 0, 0, 0, time.Local)
+			if len(c.Records) == 0 || (n.Format(TIME_LAYOUT) == c.RecordStartTime &&
+				n.Add(time.Hour*24-time.Second).Format(TIME_LAYOUT) == c.RecordEndTime) {
+				go c.QueryRecord(n.Format(TIME_LAYOUT), n.Add(time.Hour*24-time.Second).Format(TIME_LAYOUT))
 			}
-			d.channelMap[c.DeviceID] = c
-		}
-		if conf.AutoInvite && (c.LivePublisher == nil) {
-			go c.Invite(InviteOptions{})
 		}
+		c.TryAutoInvite()
 		if s := engine.Streams.Get("sub/" + c.DeviceID); s != nil {
 			c.LiveSubSP = s.Path
 		} else {
@@ -253,7 +276,7 @@ func (d *Device) UpdateChannels(list []*Channel) {
 }
 func (d *Device) UpdateRecord(channelId string, list []*Record) {
 	d.channelMutex.RLock()
-	if c, ok := d.channelMap[channelId]; ok {
+	if c, ok := d.ChannelMap[channelId]; ok {
 		c.Records = append(c.Records, list...)
 	}
 	d.channelMutex.RUnlock()
@@ -264,6 +287,7 @@ func (d *Device) CreateRequest(Method sip.RequestMethod) (req sip.Request) {

 	callId := sip.CallID(utils.RandNumString(10))
 	userAgent := sip.UserAgentHeader("Monibuca")
+	maxForwards := sip.MaxForwards(70) //增加max-forwards为默认值 70
 	cseq := sip.CSeq{
 		SeqNo:      uint32(d.sn),
 		MethodName: Method,
@@ -289,6 +313,7 @@ func (d *Device) CreateRequest(Method sip.RequestMethod) (req sip.Request) {
 			&callId,
 			&userAgent,
 			&cseq,
+			&maxForwards,
 			serverAddr.AsContactHeader(),
 		},
 		"",
@@ -339,7 +364,7 @@ func (d *Device) Subscribe() int {

 	response, err := d.SipRequestForResponse(request)
 	if err == nil && response != nil {
-		if response.StatusCode() == 200 {
+		if response.StatusCode() == OK {
 			callId, _ := request.CallID()
 			d.subscriber.CallID = string(*callId)
 		} else {
@@ -351,6 +376,7 @@ func (d *Device) Subscribe() int {
 }

 func (d *Device) Catalog() int {
+	//os.Stdout.Write(debug.Stack())
 	request := d.CreateRequest(sip.MESSAGE)
 	expires := sip.Expires(3600)
 	d.subscriber.Timeout = time.Now().Add(time.Second * time.Duration(expires))
@@ -368,10 +394,9 @@ func (d *Device) Catalog() int {
 	return http.StatusRequestTimeout
 }

-func (d *Device) QueryDeviceInfo(req *sip.Request) {
+func (d *Device) QueryDeviceInfo() {
 	for i := time.Duration(5); i < 100; i++ {

-		plugin.Info(fmt.Sprintf("QueryDeviceInfo:%s ipaddr:%s", d.ID, d.NetAddr))
 		time.Sleep(time.Second * i)
 		request := d.CreateRequest(sip.MESSAGE)
 		contentType := sip.ContentType("Application/MANSCDP+xml")
@@ -386,10 +411,8 @@ func (d *Device) QueryDeviceInfo(req *sip.Request) {
 			// 	received, _ := via.Params.Get("received")
 			// 	d.SipIP = received.String()
 			// }
-			if response.StatusCode() != 200 {
-				plugin.Sugar().Errorf("device %s send Catalog : %d\n", d.ID, response.StatusCode())
-			} else {
-				d.Subscribe()
+			plugin.Info(fmt.Sprintf("QueryDeviceInfo:%s ipaddr:%s response code:%d", d.ID, d.NetAddr, response.StatusCode()))
+			if response.StatusCode() == OK {
 				break
 			}
 		}
@@ -401,23 +424,23 @@ func (d *Device) SipRequestForResponse(request sip.Request) (sip.Response, error
 }

 // MobilePositionSubscribe 移动位置订阅
-func (d *Device) MobilePositionSubscribe(id string, expires int, interval int) (code int) {
+func (d *Device) MobilePositionSubscribe(id string, expires time.Duration, interval time.Duration) (code int) {
 	mobilePosition := d.CreateRequest(sip.SUBSCRIBE)
 	if d.subscriber.CallID != "" {
 		callId := sip.CallID(utils.RandNumString(10))
 		mobilePosition.ReplaceHeaders(callId.Name(), []sip.Header{&callId})
 	}
-	expiresHeader := sip.Expires(expires)
-	d.subscriber.Timeout = time.Now().Add(time.Second * time.Duration(expires))
+	expiresHeader := sip.Expires(expires / time.Second)
+	d.subscriber.Timeout = time.Now().Add(expires)
 	contentType := sip.ContentType("Application/MANSCDP+xml")
 	mobilePosition.AppendHeader(&contentType)
 	mobilePosition.AppendHeader(&expiresHeader)

-	mobilePosition.SetBody(BuildDevicePositionXML(d.sn, id, interval), true)
+	mobilePosition.SetBody(BuildDevicePositionXML(d.sn, id, int(interval/time.Second)), true)

 	response, err := d.SipRequestForResponse(mobilePosition)
 	if err == nil && response != nil {
-		if response.StatusCode() == 200 {
+		if response.StatusCode() == OK {
 			callId, _ := mobilePosition.CallID()
 			d.subscriber.CallID = callId.String()
 		} else {
@@ -430,13 +453,17 @@ func (d *Device) MobilePositionSubscribe(id string, expires int, interval int) (

 // UpdateChannelPosition 更新通道GPS坐标
 func (d *Device) UpdateChannelPosition(channelId string, gpsTime string, lng string, lat string) {
-	if c, ok := d.channelMap[channelId]; ok {
-		c.ChannelEx.GpsTime, _ = time.ParseInLocation("2006-01-02 15:04:05", gpsTime, time.Local)
+	if c, ok := d.ChannelMap[channelId]; ok {
+		c.ChannelEx.GpsTime = time.Now() //时间取系统收到的时间，避免设备时间和格式问题
 		c.ChannelEx.Longitude = lng
 		c.ChannelEx.Latitude = lat
 		plugin.Sugar().Debugf("更新通道[%s]坐标成功\n", c.Name)
 	} else {
-		plugin.Sugar().Debugf("更新失败，未找到通道[%s]\n", channelId)
+		//如果未找到通道，则更新到设备上
+		d.GpsTime = time.Now() //时间取系统收到的时间，避免设备时间和格式问题
+		d.Longitude = lng
+		d.Latitude = lat
+		plugin.Sugar().Debugf("未找到通道[%s]，更新设备[%s]坐标成功\n", channelId, d.ID)
 	}
 }

@@ -458,7 +485,7 @@ func (d *Device) UpdateChannelStatus(deviceList []*notifyMessage) {
 			d.channelOffline(v.DeviceID)
 		case "ADD":
 			plugin.Debug("收到通道新增通知")
-			channel := &Channel{
+			channel := Channel{
 				DeviceID:     v.DeviceID,
 				ParentID:     v.ParentID,
 				Name:         v.Name,
@@ -467,18 +494,18 @@ func (d *Device) UpdateChannelStatus(deviceList []*notifyMessage) {
 				Owner:        v.Owner,
 				CivilCode:    v.CivilCode,
 				Address:      v.Address,
+				Port:         v.Port,
 				Parental:     v.Parental,
 				SafetyWay:    v.SafetyWay,
 				RegisterWay:  v.RegisterWay,
 				Secrecy:      v.Secrecy,
 				Status:       v.Status,
 			}
-			channels := []*Channel{channel}
-			d.UpdateChannels(channels)
+			d.addOrUpdateChannel(&channel)
 		case "DEL":
 			//删除
 			plugin.Debug("收到通道删除通知")
-			d.channelOffline(v.DeviceID)
+			d.deleteChannel(v.DeviceID)
 		case "UPDATE":
 			plugin.Debug("收到通道更新通知")
 			// 更新通道
@@ -491,6 +518,7 @@ func (d *Device) UpdateChannelStatus(deviceList []*notifyMessage) {
 				Owner:        v.Owner,
 				CivilCode:    v.CivilCode,
 				Address:      v.Address,
+				Port:         v.Port,
 				Parental:     v.Parental,
 				SafetyWay:    v.SafetyWay,
 				RegisterWay:  v.RegisterWay,
@@ -504,7 +532,7 @@ func (d *Device) UpdateChannelStatus(deviceList []*notifyMessage) {
 }

 func (d *Device) channelOnline(DeviceID string) {
-	if c, ok := d.channelMap[DeviceID]; ok {
+	if c, ok := d.ChannelMap[DeviceID]; ok {
 		c.Status = "ON"
 		plugin.Sugar().Debugf("通道[%s]在线\n", c.Name)
 	} else {
@@ -513,7 +541,7 @@ func (d *Device) channelOnline(DeviceID string) {
 }

 func (d *Device) channelOffline(DeviceID string) {
-	if c, ok := d.channelMap[DeviceID]; ok {
+	if c, ok := d.ChannelMap[DeviceID]; ok {
 		c.Status = "OFF"
 		plugin.Sugar().Debugf("通道[%s]离线\n", c.Name)
 	} else {
--- a/go.mod
+++ b/go.mod
@@ -3,50 +3,59 @@ module m7s.live/plugin/gb28181/v4
 go 1.18

 require (
-	github.com/ghettovoice/gosip v0.0.0-20220420085539-cf932c28a8fe
-	github.com/husanpao/ip v0.0.0-20220711072141-f1e1174bc11b
+	github.com/ghettovoice/gosip v0.0.0-20221121090201-9a2ed2233b6d
+	github.com/husanpao/ip v0.0.0-20220711082147-73160bb611a8
 	github.com/logrusorgru/aurora v2.0.3+incompatible
 	github.com/pion/rtp/v2 v2.0.0-20220302185659-b3d10fc096b0
-	go.uber.org/zap v1.21.0
-	golang.org/x/net v0.0.0-20220607020251-c690dde0001d
-	golang.org/x/text v0.3.7
-	m7s.live/engine/v4 v4.5.0
+	go.uber.org/zap v1.23.0
+	golang.org/x/net v0.2.0
+	golang.org/x/text v0.4.0
+	m7s.live/engine/v4 v4.8.5
 )

 require (
 	github.com/cnotch/ipchub v1.1.0 // indirect
 	github.com/discoviking/fsm v0.0.0-20150126104936-f4a273feecca // indirect
-	github.com/fsnotify/fsnotify v1.5.4 // indirect
+	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
+	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
 	github.com/gobwas/httphead v0.1.0 // indirect
 	github.com/gobwas/pool v0.2.1 // indirect
 	github.com/gobwas/ws v1.1.0 // indirect
+	github.com/golang/mock v1.6.0 // indirect
+	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/kr/text v0.2.0 // indirect
-	github.com/lufia/plan9stats v0.0.0-20220517141722-cf486979b281 // indirect
-	github.com/mattn/go-colorable v0.1.12 // indirect
-	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/lucas-clemente/quic-go v0.31.0 // indirect
+	github.com/lufia/plan9stats v0.0.0-20220913051719-115f729f3c8c // indirect
+	github.com/marten-seemann/qtls-go1-18 v0.1.3 // indirect
+	github.com/marten-seemann/qtls-go1-19 v0.1.1 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.16 // indirect
 	github.com/mgutz/ansi v0.0.0-20200706080929-d51e80ef957d // indirect
 	github.com/onsi/ginkgo v1.16.5 // indirect
-	github.com/onsi/gomega v1.19.0 // indirect
+	github.com/onsi/ginkgo/v2 v2.2.0 // indirect
 	github.com/pion/randutil v0.1.0 // indirect
 	github.com/pion/rtp v1.7.13 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
 	github.com/power-devops/perfstat v0.0.0-20220216144756-c35f1ee13d7c // indirect
-	github.com/q191201771/naza v0.30.2 // indirect
+	github.com/q191201771/naza v0.30.8 // indirect
 	github.com/satori/go.uuid v1.2.1-0.20181028125025-b2ce2384e17b // indirect
-	github.com/shirou/gopsutil/v3 v3.22.5 // indirect
-	github.com/sirupsen/logrus v1.8.1 // indirect
+	github.com/shirou/gopsutil/v3 v3.22.10 // indirect
+	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/tevino/abool v1.2.0 // indirect
-	github.com/tklauser/go-sysconf v0.3.10 // indirect
-	github.com/tklauser/numcpus v0.5.0 // indirect
+	github.com/tklauser/go-sysconf v0.3.11 // indirect
+	github.com/tklauser/numcpus v0.6.0 // indirect
 	github.com/x-cray/logrus-prefixed-formatter v0.5.2 // indirect
 	github.com/yusufpapurcu/wmi v1.2.2 // indirect
-	go.uber.org/atomic v1.9.0 // indirect
+	go.uber.org/atomic v1.10.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
-	golang.org/x/crypto v0.0.0-20220525230936-793ad666bf5e // indirect
-	golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f // indirect
-	golang.org/x/sys v0.0.0-20220615213510-4f61da869c0c // indirect
-	golang.org/x/term v0.0.0-20220526004731-065cf7ba2467 // indirect
+	golang.org/x/crypto v0.3.0 // indirect
+	golang.org/x/exp v0.0.0-20221126150942-6ab00d035af9 // indirect
+	golang.org/x/mod v0.7.0 // indirect
+	golang.org/x/sync v0.1.0 // indirect
+	golang.org/x/sys v0.2.0 // indirect
+	golang.org/x/term v0.2.0 // indirect
+	golang.org/x/tools v0.3.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-
 )
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,5 @@
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
-github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/cnotch/apirouter v0.0.0-20200731232942-89e243a791f3/go.mod h1:5deJPLON/x/s2dLOQfuKS0lenhOIT4xX0pvtN/OEIuY=
 github.com/cnotch/ipchub v1.1.0 h1:hH0lh2mU3AZXPiqMwA0pdtqrwo7PFIMRGush9OobMUs=
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@@ -18,11 +17,12 @@ github.com/discoviking/fsm v0.0.0-20150126104936-f4a273feecca/go.mod h1:W+3LQaEk
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+github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
+github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/tevino/abool v0.0.0-20170917061928-9b9efcf221b5/go.mod h1:f1SCnEOt6sc3fOJfPQDRDzHOtSXuTtnz0ImG9kPRDV0=
 github.com/tevino/abool v1.2.0 h1:heAkClL8H6w+mK5md9dzsuohKeXHUpY7Vw0ZCKW+huA=
-github.com/tklauser/go-sysconf v0.3.10 h1:IJ1AZGZRWbY8T5Vfk04D9WOA5WSejdflXxP03OUqALw=
-github.com/tklauser/numcpus v0.5.0 h1:ooe7gN0fg6myJ0EKoTAf5hebTZrH52px3New/D9iJ+A=
+github.com/tevino/abool v1.2.0/go.mod h1:qc66Pna1RiIsPa7O4Egxxs9OqkuxDX55zznh9K07Tzg=
+github.com/tklauser/go-sysconf v0.3.10/go.mod h1:C8XykCvCb+Gn0oNCWPIlcb0RuglQTYaQ2hGm7jmxEFk=
+github.com/tklauser/go-sysconf v0.3.11 h1:89WgdJhk5SNwJfu+GKyYveZ4IaJ7xAkecBo+KdJV0CM=
+github.com/tklauser/go-sysconf v0.3.11/go.mod h1:GqXfhXY3kiPa0nAXPDIQIWzJbMCB7AmcWpGR8lSZfqI=
+github.com/tklauser/numcpus v0.4.0/go.mod h1:1+UI3pD8NW14VMwdgJNJ1ESk2UnwhAnz5hMwiKKqXCQ=
+github.com/tklauser/numcpus v0.6.0 h1:kebhY2Qt+3U6RNK7UqpYNA+tJ23IBEGKkB7JQBfDYms=
+github.com/tklauser/numcpus v0.6.0/go.mod h1:FEZLMke0lhOUG6w2JadTzp0a+Nl8PF/GFkQ5UVIcaL4=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2 h1:00txxvfBM9muc0jiLIEAkAcIMJzfthRT6usrui8uGmg=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2/go.mod h1:2duySbKsL6M18s5GU7VPsoEPHyzalCE06qoARUCeBBE=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
@@ -123,35 +150,37 @@ github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1
 github.com/yusufpapurcu/wmi v1.2.2 h1:KBNDSne4vP5mbSWnJbO+51IMOXJB67QiYCSBrubbPRg=
 github.com/yusufpapurcu/wmi v1.2.2/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
 go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
-go.uber.org/atomic v1.9.0 h1:ECmE8Bn/WFTYwEW/bpKD3M8VtR/zQVbavAoalC1PYyE=
+go.uber.org/atomic v1.10.0 h1:9qC72Qh0+3MqyJbAn8YU5xVq1frD8bn3JtD2oXtafVQ=
+go.uber.org/atomic v1.10.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0=
 go.uber.org/goleak v1.1.11 h1:wy28qYRKZgnJTxGxvye5/wgWr1EKjmUDGYox5mGlRlI=
-go.uber.org/goleak v1.1.11/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
-go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
 go.uber.org/multierr v1.8.0 h1:dg6GjLku4EH+249NNmoIciG9N/jURbDG+pFlTkhzIC8=
-go.uber.org/zap v1.21.0 h1:WefMeulhovoZ2sYXz7st6K0sLj7bBhpiFaud4r4zST8=
-go.uber.org/zap v1.21.0/go.mod h1:wjWOCqI0f2ZZrJF/UufIOkiC8ii6tm1iqIsLo76RfJw=
+go.uber.org/multierr v1.8.0/go.mod h1:7EAYxJLBy9rStEaz58O2t4Uvip6FSURkq8/ppBp95ak=
+go.uber.org/zap v1.23.0 h1:OjGQ5KQDEUawVHxNwQgPpiypGHOxo2mNZsOqTak4fFY=
+go.uber.org/zap v1.23.0/go.mod h1:D+nX8jyLsMHMYrln8A0rJjFt/T/9/bGgIhAqxv5URuY=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
-golang.org/x/crypto v0.0.0-20220525230936-793ad666bf5e h1:T8NU3HyQ8ClP4SEE+KbFlg6n0NhuTsN4MyznaarGsZM=
-golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
+golang.org/x/crypto v0.3.0 h1:a06MkbcxBrEFc0w0QIZWXrH/9cCX6KJyWbBOIwAn+7A=
+golang.org/x/exp v0.0.0-20221126150942-6ab00d035af9 h1:yZNXmy+j/JpX19vZkVktWqAo7Gny4PBWYYK3zskGpx4=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.7.0 h1:LapD9S96VoQRhi/GrNTqeBJFrUjs5UHCAtTlgwA5oZA=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
-golang.org/x/net v0.0.0-20220607020251-c690dde0001d h1:4SFsTMi4UahlKoloni7L4eYzhFRifURQLw+yv0QDCx8=
+golang.org/x/net v0.2.0 h1:sZfSu1wtKLGlWI4ZZayP0ck9Y73K1ynO6gqzTdBVdPU=
+golang.org/x/net v0.2.0/go.mod h1:KqCZLdyyvdV855qA2rE3GC2aiw5xGR5TEjj8smXukLY=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f h1:Ax0t5p6N38Ga0dThY21weqDEyz2oklo4IvDkpigvkD8=
+golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
+golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -172,20 +201,25 @@ golang.org/x/sys v0.0.0-20201214095126-aec9a390925b/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220615213510-4f61da869c0c h1:aFV+BgZ4svzjfabn8ERpuB4JI4N6/rdy1iusx77G3oU=
+golang.org/x/sys v0.0.0-20220128215802-99c3d69c2c27/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.2.0 h1:ljd4t30dBnAvMZaQCevtY0xLLD0A+bRZXbgLMLU1F/A=
+golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.0.0-20220526004731-065cf7ba2467 h1:CBpWXWQpIRjzmkkA+M7q9Fqnwd2mZr3AFqexg8YTfoM=
+golang.org/x/term v0.2.0 h1:z85xZCsEl7bi/KwbNADeBYoOP0++7W1ipu+aGnpwzRM=
+golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
-golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.4.0 h1:BrVqGRd7+k1DiOgtnFvAkoQEWQvBc25ouMJM6429SFg=
+golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
-golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.3.0 h1:SrNbZl6ECOS1qFzgTdQfWXZM9XBkiA6tkFrH9YSTPHM=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -196,8 +230,8 @@ google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQ
 google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
 google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/natefinch/lumberjack.v2 v2.0.0/go.mod h1:l0ndWWf7gzL7RNwBG7wST/UCcT4T24xpD6X8LsfU/+k=
@@ -206,11 +240,10 @@ gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWD
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
-m7s.live/engine/v4 v4.5.0 h1:8UP1Yg0ryiwvKlYtwf4g+RX6EZPDEnpNWzrWcnsxU3U=
-m7s.live/engine/v4 v4.5.0/go.mod h1:uzpGiVnIcuoXehpvqOj9iTVxnyf7RZQZ/Ikiwyjs01E=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+m7s.live/engine/v4 v4.8.5 h1:bUH71X7Ravj4gxINy/UrA67Nxycz26saiLeL3hBzuMU=
+m7s.live/engine/v4 v4.8.5/go.mod h1:Knz1H4ZhJDooORkHOuHGNquSyA4txJFgVCng5rTEAm8=
--- a/handle.go
+++ b/handle.go
@@ -52,15 +52,14 @@ func (a *Authorization) getDigest(raw string) string {
 	}
 }

-func (config *GB28181Config) OnRegister(req sip.Request, tx sip.ServerTransaction) {
+func (c *GB28181Config) OnRegister(req sip.Request, tx sip.ServerTransaction) {
 	from, _ := req.From()

 	id := from.Address.User().String()
-	plugin.Debug(id)
-
+	plugin.Sugar().Debugf("OnRegister: %s, %s from %s ", req.Destination(), id, req.Source())
 	passAuth := false
 	// 不需要密码情况
-	if config.Username == "" && config.Password == "" {
+	if c.Username == "" && c.Password == "" {
 		passAuth = true
 	} else {
 		// 需要密码情况 设备第一次上报，返回401和加密算法
@@ -73,7 +72,7 @@ func (config *GB28181Config) OnRegister(req sip.Request, tx sip.ServerTransactio
 			if auth.Username() == id {
 				username = id
 			} else {
-				username = config.Username
+				username = c.Username
 			}

 			if dc, ok := DeviceRegisterCount.LoadOrStore(id, 1); ok && dc.(int) > MaxRegisterCount {
@@ -83,7 +82,7 @@ func (config *GB28181Config) OnRegister(req sip.Request, tx sip.ServerTransactio
 			} else {
 				// 设备第二次上报，校验
 				_nonce, loaded := DeviceNonce.Load(id)
-				if loaded && auth.Verify(username, config.Password, config.Realm, _nonce.(string)) {
+				if loaded && auth.Verify(username, c.Password, c.Realm, _nonce.(string)) {
 					passAuth = true
 				} else {
 					DeviceRegisterCount.Store(id, dc.(int)+1)
@@ -92,7 +91,13 @@ func (config *GB28181Config) OnRegister(req sip.Request, tx sip.ServerTransactio
 		}
 	}
 	if passAuth {
-		config.StoreDevice(id, req)
+		var d *Device
+		if v, ok := Devices.Load(id); ok {
+			d = v.(*Device)
+			c.RecoverDevice(d, req)
+		} else {
+			d = c.StoreDevice(id, req)
+		}
 		DeviceNonce.Delete(id)
 		DeviceRegisterCount.Delete(id)
 		resp := sip.NewResponseFromRequest("", req, http.StatusOK, "OK", "")
@@ -106,12 +111,14 @@ func (config *GB28181Config) OnRegister(req sip.Request, tx sip.ServerTransactio
 			Contents:   time.Now().Format(TIME_LAYOUT),
 		})
 		_ = tx.Respond(resp)
+		//订阅设备更新
+		go d.syncChannels()
 	} else {
 		response := sip.NewResponseFromRequest("", req, http.StatusUnauthorized, "Unauthorized", "")
 		_nonce, _ := DeviceNonce.LoadOrStore(id, utils.RandNumString(32))
 		auth := fmt.Sprintf(
 			`Digest realm="%s",algorithm=%s,nonce="%s"`,
-			config.Realm,
+			c.Realm,
 			"MD5",
 			_nonce.(string),
 		)
@@ -122,18 +129,31 @@ func (config *GB28181Config) OnRegister(req sip.Request, tx sip.ServerTransactio
 		_ = tx.Respond(response)
 	}
 }
-func (config *GB28181Config) OnMessage(req sip.Request, tx sip.ServerTransaction) {
+
+// syncChannels
+// 同步设备信息、下属通道信息，包括主动查询通道信息，订阅通道变化情况
+func (d *Device) syncChannels() {
+	if time.Since(d.lastSyncTime) > 2*conf.HeartbeatInterval {
+		d.lastSyncTime = time.Now()
+		d.Catalog()
+		d.Subscribe()
+		d.QueryDeviceInfo()
+	}
+}
+
+func (c *GB28181Config) OnMessage(req sip.Request, tx sip.ServerTransaction) {
 	from, _ := req.From()
 	id := from.Address.User().String()
+	plugin.Sugar().Debugf("SIP<-OnMessage from %s : %s", req.Source(), req.String())
 	if v, ok := Devices.Load(id); ok {
 		d := v.(*Device)
 		switch d.Status {
 		case "RECOVER":
-			config.RecoverDevice(d, req)
-			return
+			c.RecoverDevice(d, req)
+			go d.syncChannels()
+			//return
 		case string(sip.REGISTER):
 			d.Status = "ONLINE"
-			//go d.QueryDeviceInfo(req)
 		}
 		d.UpdateTime = time.Now()
 		temp := &struct {
@@ -161,22 +181,20 @@ func (config *GB28181Config) OnMessage(req sip.Request, tx sip.ServerTransaction
 		case "Keepalive":
 			d.LastKeepaliveAt = time.Now()
 			//callID !="" 说明是订阅的事件类型信息
-			if d.Channels == nil {
-				go d.Catalog()
+			if d.ChannelMap == nil || len(d.ChannelMap) == 0 {
+				go d.syncChannels()
 			} else {
-				if d.subscriber.CallID != "" && d.LastKeepaliveAt.After(d.subscriber.Timeout) {
-					go d.Catalog()
-				} else {
-					for _, c := range d.Channels {
-						if config.AutoInvite &&
-							(c.LivePublisher == nil) {
-							c.Invite(InviteOptions{})
-						}
-					}
+				for _, ch := range d.ChannelMap {
+					ch.TryAutoInvite()
 				}
-
 			}
-			d.CheckSubStream()
+			//为什么要查找子码流?
+			//d.CheckSubStream()
+			//在KeepLive 进行位置订阅的处理，如果开启了自动订阅位置，则去订阅位置
+			if c.Position.AutosubPosition && time.Since(d.GpsTime) > c.Position.Interval*2 {
+				d.MobilePositionSubscribe(d.ID, c.Position.Expires, c.Position.Interval)
+				plugin.Sugar().Debugf("位置自动订阅，设备[%s]成功\n", d.ID)
+			}
 		case "Catalog":
 			d.UpdateChannels(temp.DeviceList)
 		case "RecordInfo":
@@ -199,12 +217,12 @@ func (config *GB28181Config) OnMessage(req sip.Request, tx sip.ServerTransaction
 		tx.Respond(sip.NewResponseFromRequest("", req, http.StatusOK, "OK", body))
 	}
 }
-func (config *GB28181Config) onBye(req sip.Request, tx sip.ServerTransaction) {
+func (c *GB28181Config) OnBye(req sip.Request, tx sip.ServerTransaction) {
 	tx.Respond(sip.NewResponseFromRequest("", req, http.StatusOK, "OK", ""))
 }

 // OnNotify 订阅通知处理
-func (config *GB28181Config) OnNotify(req sip.Request, tx sip.ServerTransaction) {
+func (c *GB28181Config) OnNotify(req sip.Request, tx sip.ServerTransaction) {
 	from, _ := req.From()
 	id := from.Address.User().String()
 	if v, ok := Devices.Load(id); ok {
@@ -261,6 +279,7 @@ type notifyMessage struct {
 	Owner        string
 	CivilCode    string
 	Address      string
+	Port         int
 	Parental     int
 	SafetyWay    int
 	RegisterWay  int
--- a/inviteoption.go
+++ b/inviteoption.go
@@ -0,0 +1,65 @@
+package gb28181
+
+import (
+	"errors"
+	"fmt"
+	"math/rand"
+	"strconv"
+)
+
+type InviteOptions struct {
+	Start     int
+	End       int
+	dump      string
+	ssrc      string
+	SSRC      uint32
+	MediaPort uint16
+}
+
+func (o InviteOptions) IsLive() bool {
+	return o.Start == 0 || o.End == 0
+}
+
+func (o InviteOptions) Record() bool {
+	return !o.IsLive()
+}
+
+func (o *InviteOptions) Validate(start, end string) error {
+	if start != "" {
+		sint, err1 := strconv.ParseInt(start, 10, 0)
+		if err1 != nil {
+			return err1
+		}
+		o.Start = int(sint)
+	}
+	if end != "" {
+		eint, err2 := strconv.ParseInt(end, 10, 0)
+		if err2 != nil {
+			return err2
+		}
+		o.End = int(eint)
+	}
+	if o.Start >= o.End {
+		return errors.New("start < end")
+	}
+	return nil
+}
+
+func (o InviteOptions) String() string {
+	return fmt.Sprintf("t=%d %d", o.Start, o.End)
+}
+
+func (o *InviteOptions) CreateSSRC() {
+	ssrc := make([]byte, 10)
+	if o.IsLive() {
+		ssrc[0] = '0'
+	} else {
+		ssrc[0] = '1'
+	}
+	copy(ssrc[1:6], conf.Serial[3:8])
+	randNum := 1000 + rand.Intn(8999)
+	copy(ssrc[6:], strconv.Itoa(randNum))
+	o.ssrc = string(ssrc)
+	_ssrc, _ := strconv.ParseInt(o.ssrc, 10, 0)
+	o.SSRC = uint32(_ssrc)
+}
--- a/main.go
+++ b/main.go
@@ -3,48 +3,58 @@ package gb28181
 import (
 	"fmt"
 	"strings"
+	"time"

 	myip "github.com/husanpao/ip"
 	. "m7s.live/engine/v4"
 	"m7s.live/engine/v4/config"
 )

+type GB28181PositionConfig struct {
+	AutosubPosition bool          //是否自动订阅定位
+	Expires         time.Duration `default:"3600s"` //订阅周期(单位：秒)
+	Interval        time.Duration `default:"6s"`    //订阅间隔（单位：秒）
+}
+
 type GB28181Config struct {
-	AutoInvite     bool
+	AutoInvite     bool `default:"true"`
 	PreFetchRecord bool
+	InviteIDs      string //按照国标gb28181协议允许邀请的设备类型:132 摄像机 NVR

 	//sip服务器的配置
-	SipNetwork string //传输协议，默认UDP，可选TCP
+	SipNetwork string `default:"udp"` //传输协议，默认UDP，可选TCP
 	SipIP      string //sip 服务器公网IP
-	SipPort    uint16 //sip 服务器端口，默认 5060
-	Serial     string //sip 服务器 id, 默认 34020000002000000001
-	Realm      string //sip 服务器域，默认 3402000000
+	SipPort    uint16 `default:"5060"`                 //sip 服务器端口，默认 5060
+	Serial     string `default:"34020000002000000001"` //sip 服务器 id, 默认 34020000002000000001
+	Realm      string `default:"3402000000"`           //sip 服务器域，默认 3402000000
 	Username   string //sip 服务器账号
 	Password   string //sip 服务器密码

-	AckTimeout        uint16 //sip 服务应答超时，单位秒
-	RegisterValidity  int    //注册有效期，单位秒，默认 3600
-	RegisterInterval  int    //注册间隔，单位秒，默认 60
-	HeartbeatInterval int    //心跳间隔，单位秒，默认 60
-	HeartbeatRetry    int    //心跳超时次数，默认 3
+	// AckTimeout        uint16 //sip 服务应答超时，单位秒
+	RegisterValidity time.Duration `default:"60s"` //注册有效期，单位秒，默认 3600
+	// RegisterInterval  int    //注册间隔，单位秒，默认 60
+	HeartbeatInterval time.Duration `default:"60s"` //心跳间隔，单位秒，默认 60
+	// HeartbeatRetry    int    //心跳超时次数，默认 3

 	//媒体服务器配置
-	MediaIP          string //媒体服务器地址
-	MediaPort        uint16 //媒体服务器端口
-	MediaNetwork     string //媒体传输协议，默认UDP，可选TCP
-	MediaPortMin     uint16
-	MediaPortMax     uint16
-	MediaIdleTimeout uint16 //推流超时时间，超过则断开链接，让设备重连
+	MediaIP      string //媒体服务器地址
+	MediaPort    uint16 `default:"58200"` //媒体服务器端口
+	MediaNetwork string `default:"udp"`   //媒体传输协议，默认UDP，可选TCP
+	MediaPortMin uint16
+	MediaPortMax uint16
+	// MediaIdleTimeout uint16 //推流超时时间，超过则断开链接，让设备重连

 	// WaitKeyFrame      bool //是否等待关键帧，如果等待，则在收到第一个关键帧之前，忽略所有媒体流
-	RemoveBanInterval int //移除禁止设备间隔
-	UdpCacheSize      int //udp缓存大小
+	RemoveBanInterval time.Duration `default:"600s"` //移除禁止设备间隔
+	UdpCacheSize      int           //udp缓存大小
+	LogLevel          string        `default:"info"` //trace, debug, info, warn, error, fatal, panic
+	routes            map[string]string
+	DumpPath          string //dump PS流本地文件路径

 	config.Publish
 	Server
-	LogLevel string //trace, debug, info, warn, error, fatal, panic
-	routes   map[string]string
-	DumpPath string //dump PS流本地文件路径
+
+	Position GB28181PositionConfig //关于定位的配置参数
 }

 func (c *GB28181Config) initRoutes() {
@@ -61,7 +71,7 @@ func (c *GB28181Config) initRoutes() {
 func (c *GB28181Config) OnEvent(event any) {
 	switch event.(type) {
 	case FirstConfig:
-		ReadDevices()
+		c.ReadDevices()
 		go c.initRoutes()
 		c.startServer()
 	}
@@ -71,32 +81,6 @@ func (c *GB28181Config) IsMediaNetworkTCP() bool {
 	return strings.ToLower(c.MediaNetwork) == "tcp"
 }

-var conf = &GB28181Config{
-	AutoInvite:     true,
-	PreFetchRecord: false,
-	UdpCacheSize:   0,
-	SipNetwork:     "udp",
-	SipIP:          "",
-	SipPort:        5060,
-	Serial:         "34020000002000000001",
-	Realm:          "3402000000",
-	Username:       "",
-	Password:       "",
+var conf GB28181Config

-	AckTimeout:        10,
-	RegisterValidity:  60,
-	RegisterInterval:  60,
-	HeartbeatInterval: 60,
-	HeartbeatRetry:    3,
-
-	MediaIP:          "",
-	MediaPort:        58200,
-	MediaIdleTimeout: 30,
-	MediaNetwork:     "udp",
-
-	RemoveBanInterval: 600,
-	LogLevel:          "info",
-	// WaitKeyFrame:      true,
-}
-
-var plugin = InstallPlugin(conf)
+var plugin = InstallPlugin(&conf)
--- a/publisher.go
+++ b/publisher.go
@@ -1,6 +1,7 @@
 package gb28181

 import (
+	"encoding/binary"
 	"fmt"
 	"io"
 	"net"
@@ -11,24 +12,19 @@ import (
 	"github.com/pion/rtp/v2"
 	"go.uber.org/zap"
 	. "m7s.live/engine/v4"
-	. "m7s.live/engine/v4/codec"
-	. "m7s.live/engine/v4/track"
 	"m7s.live/engine/v4/util"
 	"m7s.live/plugin/gb28181/v4/utils"
 )

 type GBPublisher struct {
-	Publisher
-	InviteOptions
+	PSPublisher
+	*InviteOptions
 	channel     *Channel
 	inviteRes   sip.Response
-	parser      *utils.DecPSPackage
-	lastSeq     uint16
 	udpCache    *utils.PriorityQueueRtp
 	dumpFile    *os.File
 	dumpPrint   io.Writer
 	lastReceive time.Time
-	reorder     util.RTPReorder[*rtp.Packet]
 }

 func (p *GBPublisher) PrintDump(s string) {
@@ -39,6 +35,7 @@ func (p *GBPublisher) PrintDump(s string) {

 func (p *GBPublisher) OnEvent(event any) {
 	if p.channel == nil {
+		// p.parser.EsHandler = p
 		p.IO.OnEvent(event)
 		return
 	}
@@ -51,6 +48,7 @@ func (p *GBPublisher) OnEvent(event any) {
 			p.Type = "GB28181 Playback"
 			p.channel.RecordPublisher = p
 		}
+		// p.parser.EsHandler = p
 		conf.publishers.Add(p.SSRC, p)
 		if err := error(nil); p.dump != "" {
 			if p.dumpFile, err = os.OpenFile(p.dump, os.O_WRONLY|os.O_CREATE, 0644); err != nil {
@@ -64,7 +62,7 @@ func (p *GBPublisher) OnEvent(event any) {
 				p.channel.LivePublisher = nil
 				p.channel.liveInviteLock.Unlock()
 			}
-			go p.channel.Invite(InviteOptions{})
+			go p.channel.Invite(&InviteOptions{})
 		}
 	case SEclose, SEKick:
 		if p.IsLive() {
@@ -101,83 +99,11 @@ func (p *GBPublisher) Bye() int {
 	resp, err := p.channel.device.SipRequestForResponse(bye)
 	if err != nil {
 		p.Error("Bye", zap.Error(err))
-		return 500
+		return ServerInternalError
 	}
 	return int(resp.StatusCode())
 }

-func (p *GBPublisher) PushVideo(pts uint32, dts uint32, payload []byte) {
-	if p.VideoTrack == nil {
-		switch p.parser.VideoStreamType {
-		case utils.StreamTypeH264:
-			p.VideoTrack = NewH264(p.Publisher.Stream)
-		case utils.StreamTypeH265:
-			p.VideoTrack = NewH265(p.Publisher.Stream)
-		default:
-			//推测编码类型
-			var maybe264 H264NALUType
-			maybe264 = maybe264.Parse(payload[4])
-			switch maybe264 {
-			case NALU_Non_IDR_Picture, NALU_IDR_Picture, NALU_SEI, NALU_SPS, NALU_PPS, NALU_Access_Unit_Delimiter:
-				p.VideoTrack = NewH264(p.Publisher.Stream)
-			default:
-				p.VideoTrack = NewH265(p.Publisher.Stream)
-			}
-		}
-	}
-	if len(payload) > 10 {
-		p.PrintDump(fmt.Sprintf("<td>pts:%d dts:%d data: % 2X</td>", pts, dts, payload[:10]))
-	} else {
-		p.PrintDump(fmt.Sprintf("<td>pts:%d dts:%d data: % 2X</td>", pts, dts, payload))
-	}
-	if dts == 0 {
-		dts = pts
-	}
-	p.VideoTrack.WriteAnnexB(pts, dts, payload)
-}
-func (p *GBPublisher) PushAudio(ts uint32, payload []byte) {
-	if p.AudioTrack == nil {
-		switch p.parser.AudioStreamType {
-		case utils.G711A:
-			at := NewG711(p.Publisher.Stream, true)
-			at.Audio.SampleRate = 8000
-			at.Audio.SampleSize = 16
-			at.Channels = 1
-			at.AVCCHead = []byte{(byte(at.CodecID) << 4) | (1 << 1)}
-			p.AudioTrack = at
-		case utils.G711A + 1:
-			at := NewG711(p.Publisher.Stream, false)
-			at.Audio.SampleRate = 8000
-			at.Audio.SampleSize = 16
-			at.Channels = 1
-			at.AVCCHead = []byte{(byte(at.CodecID) << 4) | (1 << 1)}
-			p.AudioTrack = at
-		default:
-			return
-		}
-	}
-	p.AudioTrack.WriteAVCC(ts/90, payload)
-}
-
-// 解析rtp封装 https://www.ietf.org/rfc/rfc2250.txt
-func (p *GBPublisher) PushPS(rtp *rtp.Packet) {
-	if p.parser == nil {
-		p.parser = utils.NewDecPSPackage(p)
-	}
-	if conf.IsMediaNetworkTCP() {
-		p.parser.Feed(rtp.Payload)
-		p.lastSeq = rtp.SequenceNumber
-	} else {
-		for rtp = p.reorder.Push(rtp.SequenceNumber, rtp); rtp != nil; rtp = p.reorder.Pop() {
-			if rtp.SequenceNumber != p.lastSeq+1 {
-				p.parser.Drop()
-			}
-			p.parser.Feed(rtp.Payload)
-			p.lastSeq = rtp.SequenceNumber
-		}
-	}
-}
-
 func (p *GBPublisher) Replay(f *os.File) (err error) {
 	var rtpPacket rtp.Packet
 	defer f.Close()
@@ -281,7 +207,23 @@ func (p *GBPublisher) ListenTCP() (port uint16, err error) {
 			plugin.Error("Accept err=", zap.Error(err))
 			return
 		}
-		processTcpMediaConn(conf, conn)
+		var rtpPacket rtp.Packet
+		lenBuf := make([]byte, 2)
+		defer conn.Close()
+		for err == nil {
+			if _, err = io.ReadFull(conn, lenBuf); err != nil {
+				return
+			}
+			ps := make([]byte, binary.BigEndian.Uint16(lenBuf))
+			if _, err = io.ReadFull(conn, ps); err != nil {
+				return
+			}
+			if err := rtpPacket.Unmarshal(ps); err != nil {
+				plugin.Error("gb28181 decode rtp error:", zap.Error(err))
+			} else if !p.IsClosed() {
+				p.PushPS(&rtpPacket)
+			}
+		}
 	}()
 	return
 }
--- a/restful.go
+++ b/restful.go
@@ -10,11 +10,11 @@ import (
 	"m7s.live/engine/v4/util"
 )

-func (conf *GB28181Config) API_list(w http.ResponseWriter, r *http.Request) {
+func (c *GB28181Config) API_list(w http.ResponseWriter, r *http.Request) {
 	util.ReturnJson(func() (list []*Device) {
 		Devices.Range(func(key, value interface{}) bool {
 			device := value.(*Device)
-			if time.Since(device.UpdateTime) > time.Duration(conf.RegisterValidity)*time.Second {
+			if time.Since(device.UpdateTime) > c.RegisterValidity {
 				Devices.Delete(key)
 			} else {
 				list = append(list, device)
@@ -25,7 +25,7 @@ func (conf *GB28181Config) API_list(w http.ResponseWriter, r *http.Request) {
 	}, time.Second*5, w, r)
 }

-func (conf *GB28181Config) API_records(w http.ResponseWriter, r *http.Request) {
+func (c *GB28181Config) API_records(w http.ResponseWriter, r *http.Request) {
 	id := r.URL.Query().Get("id")
 	channel := r.URL.Query().Get("channel")
 	startTime := r.URL.Query().Get("startTime")
@@ -37,7 +37,7 @@ func (conf *GB28181Config) API_records(w http.ResponseWriter, r *http.Request) {
 	}
 }

-func (conf *GB28181Config) API_control(w http.ResponseWriter, r *http.Request) {
+func (c *GB28181Config) API_control(w http.ResponseWriter, r *http.Request) {
 	id := r.URL.Query().Get("id")
 	channel := r.URL.Query().Get("channel")
 	ptzcmd := r.URL.Query().Get("ptzcmd")
@@ -48,7 +48,7 @@ func (conf *GB28181Config) API_control(w http.ResponseWriter, r *http.Request) {
 	}
 }

-func (conf *GB28181Config) API_invite(w http.ResponseWriter, r *http.Request) {
+func (c *GB28181Config) API_invite(w http.ResponseWriter, r *http.Request) {
 	query := r.URL.Query()
 	id := query.Get("id")
 	channel := query.Get("channel")
@@ -62,18 +62,18 @@ func (conf *GB28181Config) API_invite(w http.ResponseWriter, r *http.Request) {
 		http.NotFound(w, r)
 	} else if opt.IsLive() && c.LivePublisher != nil {
 		w.WriteHeader(304) //直播流已存在
-	} else if code, err := c.Invite(opt); err == nil {
+	} else if code, err := c.Invite(&opt); err == nil {
 		w.WriteHeader(code)
 	} else {
 		http.Error(w, err.Error(), code)
 	}
 }

-func (conf *GB28181Config) API_replay(w http.ResponseWriter, r *http.Request) {
+func (c *GB28181Config) API_replay(w http.ResponseWriter, r *http.Request) {
 	dump := r.URL.Query().Get("dump")
 	printOut := r.URL.Query().Get("print")
 	if dump == "" {
-		dump = conf.DumpPath
+		dump = c.DumpPath
 	}
 	f, err := os.OpenFile(dump, os.O_RDONLY, 0644)
 	if err != nil {
@@ -102,7 +102,7 @@ func (conf *GB28181Config) API_replay(w http.ResponseWriter, r *http.Request) {
 	}
 }

-func (conf *GB28181Config) API_bye(w http.ResponseWriter, r *http.Request) {
+func (c *GB28181Config) API_bye(w http.ResponseWriter, r *http.Request) {
 	// CORS(w, r)
 	id := r.URL.Query().Get("id")
 	channel := r.URL.Query().Get("channel")
@@ -114,7 +114,7 @@ func (conf *GB28181Config) API_bye(w http.ResponseWriter, r *http.Request) {
 	}
 }

-func (conf *GB28181Config) API_position(w http.ResponseWriter, r *http.Request) {
+func (c *GB28181Config) API_position(w http.ResponseWriter, r *http.Request) {
 	//CORS(w, r)
 	query := r.URL.Query()
 	//设备id
@@ -124,8 +124,14 @@ func (conf *GB28181Config) API_position(w http.ResponseWriter, r *http.Request)
 	//订阅间隔（单位：秒）
 	interval := query.Get("interval")

-	expiresInt, _ := strconv.Atoi(expires)
-	intervalInt, _ := strconv.Atoi(interval)
+	expiresInt, err := time.ParseDuration(expires)
+	if expires == "" || err != nil {
+		expiresInt = c.Position.Expires
+	}
+	intervalInt, err := time.ParseDuration(interval)
+	if interval == "" || err != nil {
+		intervalInt = c.Position.Interval
+	}

 	if v, ok := Devices.Load(id); ok {
 		d := v.(*Device)
@@ -134,3 +140,32 @@ func (conf *GB28181Config) API_position(w http.ResponseWriter, r *http.Request)
 		http.NotFound(w, r)
 	}
 }
+
+type DevicePosition struct {
+	ID        string
+	GpsTime   time.Time //gps时间
+	Longitude string    //经度
+	Latitude  string    //纬度
+}
+
+func (c *GB28181Config) API_get_position(w http.ResponseWriter, r *http.Request) {
+	query := r.URL.Query()
+	//设备id
+	id := query.Get("id")
+
+	util.ReturnJson(func() (list []*DevicePosition) {
+		if id == "" {
+			Devices.Range(func(key, value interface{}) bool {
+				d := value.(*Device)
+				if time.Since(d.GpsTime) <= c.Position.Interval {
+					list = append(list, &DevicePosition{ID: d.ID, GpsTime: d.GpsTime, Longitude: d.Longitude, Latitude: d.Latitude})
+				}
+				return true
+			})
+		} else if v, ok := Devices.Load(id); ok {
+			d := v.(*Device)
+			list = append(list, &DevicePosition{ID: d.ID, GpsTime: d.GpsTime, Longitude: d.Longitude, Latitude: d.Latitude})
+		}
+		return
+	}, c.Position.Interval, w, r)
+}
--- a/server.go
+++ b/server.go
@@ -2,6 +2,7 @@ package gb28181

 import (
 	"bufio"
+	"context"
 	"encoding/binary"
 	"fmt"
 	"io"
@@ -23,6 +24,81 @@ import (

 var srv gosip.Server

+func GetSipServer(transport string) gosip.Server {
+	return srv
+}
+
+var sn = 0
+
+func CreateRequest(Method sip.RequestMethod, recipient *sip.Address, netAddr string) (req sip.Request) {
+
+	sn++
+
+	callId := sip.CallID(utils.RandNumString(10))
+	userAgent := sip.UserAgentHeader("Monibuca")
+	cseq := sip.CSeq{
+		SeqNo:      uint32(sn),
+		MethodName: Method,
+	}
+	port := sip.Port(conf.SipPort)
+	serverAddr := sip.Address{
+		//DisplayName: sip.String{Str: d.config.Serial},
+		Uri: &sip.SipUri{
+			FUser: sip.String{Str: conf.Serial},
+			FHost: conf.SipIP,
+			FPort: &port,
+		},
+		Params: sip.NewParams().Add("tag", sip.String{Str: utils.RandNumString(9)}),
+	}
+	req = sip.NewRequest(
+		"",
+		Method,
+		recipient.Uri,
+		"SIP/2.0",
+		[]sip.Header{
+			serverAddr.AsFromHeader(),
+			recipient.AsToHeader(),
+			&callId,
+			&userAgent,
+			&cseq,
+			serverAddr.AsContactHeader(),
+		},
+		"",
+		nil,
+	)
+
+	req.SetTransport(conf.SipNetwork)
+	req.SetDestination(netAddr)
+	//fmt.Printf("构建请求参数:%s", *&req)
+	// requestMsg.DestAdd, err2 = d.ResolveAddress(requestMsg)
+	// if err2 != nil {
+	// 	return nil
+	// }
+	//intranet ip , let's resolve it with public ip
+	// var deviceIp, deviceSourceIP net.IP
+	// switch addr := requestMsg.DestAdd.(type) {
+	// case *net.UDPAddr:
+	// 	deviceIp = addr.IP
+	// case *net.TCPAddr:
+	// 	deviceIp = addr.IP
+	// }
+
+	// switch addr2 := d.SourceAddr.(type) {
+	// case *net.UDPAddr:
+	// 	deviceSourceIP = addr2.IP
+	// case *net.TCPAddr:
+	// 	deviceSourceIP = addr2.IP
+	// }
+	// if deviceIp.IsPrivate() && !deviceSourceIP.IsPrivate() {
+	// 	requestMsg.DestAdd = d.SourceAddr
+	// }
+	return
+}
+func RequestForResponse(transport string, request sip.Request,
+	options ...gosip.RequestWithContextOption) (sip.Response, error) {
+	return (GetSipServer(transport)).RequestWithContext(context.Background(), request, options...)
+}
+
 type PortManager struct {
 	recycle chan uint16
 	max     uint16
@@ -31,7 +107,7 @@ type PortManager struct {
 }

 func (pm *PortManager) Init(start, end uint16) {
-	pm.pos = start
+	pm.pos = start - 1
 	pm.max = end
 	if pm.pos > 0 && pm.max > pm.pos {
 		pm.Valid = true
@@ -80,7 +156,7 @@ func FindChannel(deviceId string, channelId string) (c *Channel) {
 	if v, ok := Devices.Load(deviceId); ok {
 		d := v.(*Device)
 		d.channelMutex.RLock()
-		c = d.channelMap[channelId]
+		c = d.ChannelMap[channelId]
 		d.channelMutex.RUnlock()
 	}
 	return
@@ -96,116 +172,118 @@ var levelMap = map[string]log.Level{
 	"panic": log.PanicLevel,
 }

-func (config *GB28181Config) startServer() {
-	config.publishers.Init()
-	addr := "0.0.0.0:" + strconv.Itoa(int(config.SipPort))
+func (c *GB28181Config) startServer() {
+	c.publishers.Init()
+	addr := "0.0.0.0:" + strconv.Itoa(int(c.SipPort))

 	logger := utils.NewZapLogger(plugin.Logger, "GB SIP Server", nil)
-	logger.SetLevel(levelMap[config.LogLevel])
+	logger.SetLevel(levelMap[c.LogLevel])
 	// logger := log.NewDefaultLogrusLogger().WithPrefix("GB SIP Server")
 	srvConf := gosip.ServerConfig{}
-	if config.SipIP != "" {
-		srvConf.Host = config.SipIP
+	if c.SipIP != "" {
+		srvConf.Host = c.SipIP
 	}
 	srv = gosip.NewServer(srvConf, nil, nil, logger)
-	srv.OnRequest(sip.REGISTER, config.OnRegister)
-	srv.OnRequest(sip.MESSAGE, config.OnMessage)
-	srv.OnRequest(sip.NOTIFY, config.OnNotify)
-	srv.OnRequest(sip.BYE, config.onBye)
-	err := srv.Listen(strings.ToLower(config.SipNetwork), addr)
+	srv.OnRequest(sip.REGISTER, c.OnRegister)
+	srv.OnRequest(sip.MESSAGE, c.OnMessage)
+	srv.OnRequest(sip.NOTIFY, c.OnNotify)
+	srv.OnRequest(sip.BYE, c.OnBye)
+	err := srv.Listen(strings.ToLower(c.SipNetwork), addr)
 	if err != nil {
 		plugin.Logger.Error("gb28181 server listen", zap.Error(err))
 	} else {
 		plugin.Info(fmt.Sprint(aurora.Green("Server gb28181 start at"), aurora.BrightBlue(addr)))
 	}

-	go config.startMediaServer()
+	go c.startMediaServer()

-	if config.Username != "" || config.Password != "" {
-		go removeBanDevice(config)
+	if c.Username != "" || c.Password != "" {
+		go c.removeBanDevice()
 	}
 }

-func (config *GB28181Config) startMediaServer() {
-	if config.MediaNetwork == "tcp" {
-		config.tcpPorts.Init(config.MediaPortMin, config.MediaPortMax)
-		if !config.tcpPorts.Valid {
-			config.listenMediaTCP()
+func (c *GB28181Config) startMediaServer() {
+	if c.MediaNetwork == "tcp" {
+		c.tcpPorts.Init(c.MediaPortMin, c.MediaPortMax)
+		if !c.tcpPorts.Valid {
+			c.listenMediaTCP()
 		}
 	} else {
-		config.udpPorts.Init(config.MediaPortMin, config.MediaPortMax)
-		if !config.udpPorts.Valid {
-			config.listenMediaUDP()
+		c.udpPorts.Init(c.MediaPortMin, c.MediaPortMax)
+		if !c.udpPorts.Valid {
+			c.listenMediaUDP()
 		}
 	}
 }

-func processTcpMediaConn(config *GB28181Config, conn net.Conn) {
+func (c *GB28181Config) processTcpMediaConn(conn net.Conn) {
 	var rtpPacket rtp.Packet
 	reader := bufio.NewReader(conn)
 	lenBuf := make([]byte, 2)
 	defer conn.Close()
 	var err error
+	ps := make(util.Buffer, 1024)
 	for err == nil {
 		if _, err = io.ReadFull(reader, lenBuf); err != nil {
 			return
 		}
-		ps := make([]byte, binary.BigEndian.Uint16(lenBuf))
+		ps.Reset()
+		ps.Glow(int(binary.BigEndian.Uint16(lenBuf)))
 		if _, err = io.ReadFull(reader, ps); err != nil {
 			return
 		}
 		if err := rtpPacket.Unmarshal(ps); err != nil {
 			plugin.Error("gb28181 decode rtp error:", zap.Error(err))
-		} else if publisher := config.publishers.Get(rtpPacket.SSRC); publisher != nil && publisher.Publisher.Err() == nil {
+		} else if publisher := c.publishers.Get(rtpPacket.SSRC); publisher != nil && publisher.Publisher.Err() == nil {
 			publisher.PushPS(&rtpPacket)
 		}
 	}
 }

-func (config *GB28181Config) listenMediaTCP() {
-	addr := ":" + strconv.Itoa(int(config.MediaPort))
+func (c *GB28181Config) listenMediaTCP() {
+	addr := ":" + strconv.Itoa(int(c.MediaPort))
 	mediaAddr, _ := net.ResolveTCPAddr("tcp", addr)
 	listen, err := net.ListenTCP("tcp", mediaAddr)

 	if err != nil {
-		plugin.Error("listen media server tcp err", zap.String("addr", addr), zap.Error(err))
+		plugin.Error("MediaServer listened　tcp err", zap.String("addr", addr), zap.Error(err))
 		return
 	}
-	plugin.Info("Media tcp server start.", zap.Uint16("port", config.MediaPort))
+	plugin.Sugar().Infof("MediaServer started tcp at %s", addr)
 	defer listen.Close()
-	defer plugin.Info("Media tcp server stop", zap.Uint16("port", config.MediaPort))
+	defer plugin.Info("MediaServer stopped tcp at", zap.Uint16("port", c.MediaPort))

 	for {
 		conn, err := listen.Accept()
 		if err != nil {
 			plugin.Error("Accept err=", zap.Error(err))
 		}
-		go processTcpMediaConn(config, conn)
+		go c.processTcpMediaConn(conn)
 	}
 }

-func (config *GB28181Config) listenMediaUDP() {
+func (c *GB28181Config) listenMediaUDP() {
 	var rtpPacket rtp.Packet
 	networkBuffer := 1048576

-	addr := ":" + strconv.Itoa(int(config.MediaPort))
+	addr := ":" + strconv.Itoa(int(c.MediaPort))
 	mediaAddr, _ := net.ResolveUDPAddr("udp", addr)
 	conn, err := net.ListenUDP("udp", mediaAddr)

 	if err != nil {
-		plugin.Error("listen media server udp err", zap.String("addr", addr), zap.Error(err))
+		plugin.Error(" MediaServer started listening udp err", zap.String("addr", addr), zap.Error(err))
 		return
 	}
 	bufUDP := make([]byte, networkBuffer)
-	plugin.Info("Media udp server start.", zap.Uint16("port", config.MediaPort))
-	defer plugin.Info("Media udp server stop", zap.Uint16("port", config.MediaPort))
+	plugin.Sugar().Infof("MediaServer started at udp %s", addr)
+	defer plugin.Sugar().Infof("MediaServer stopped at udp %s", addr)
 	dumpLen := make([]byte, 6)
 	for n, _, err := conn.ReadFromUDP(bufUDP); err == nil; n, _, err = conn.ReadFromUDP(bufUDP) {
 		ps := bufUDP[:n]
 		if err := rtpPacket.Unmarshal(ps); err != nil {
 			plugin.Error("Decode rtp error:", zap.Error(err))
 		}
-		if publisher := config.publishers.Get(rtpPacket.SSRC); publisher != nil && publisher.Publisher.Err() == nil {
+		if publisher := c.publishers.Get(rtpPacket.SSRC); publisher != nil && publisher.Publisher.Err() == nil {
 			if publisher.dumpFile != nil {
 				util.PutBE(dumpLen[:4], n)
 				if publisher.lastReceive.IsZero() {
@@ -237,8 +315,8 @@ func (config *GB28181Config) listenMediaUDP() {
 // 	}
 // }

-func removeBanDevice(config *GB28181Config) {
-	t := time.NewTicker(time.Duration(config.RemoveBanInterval) * time.Second)
+func (c *GB28181Config) removeBanDevice() {
+	t := time.NewTicker(c.RemoveBanInterval)
 	for range t.C {
 		DeviceRegisterCount.Range(func(key, value interface{}) bool {
 			if value.(int) > MaxRegisterCount {
--- a/utils/buffer.go
+++ b/utils/buffer.go
@@ -47,6 +47,13 @@ func (b *IOBuffer) ReadN(length int) ([]byte, error) {
 	return nil, io.EOF
 }

+//func (b *IOBuffer) Read(buf []byte) (n int, err error) {
+//	var ret []byte
+//	ret, err = b.ReadN(len(buf))
+//	copy(buf, ret)
+//	return len(ret), err
+//}
+
 // empty reports whether the unread portion of the buffer is empty.
 func (b *IOBuffer) empty() bool { return b.Len() <= b.off }

--- a/utils/ps.go
+++ b/utils/ps.go
@@ -5,6 +5,8 @@ import (
 	"errors"
 	"fmt"
 	"io"
+
+	"github.com/pion/rtp/v2"
 )

 const (
@@ -13,16 +15,6 @@ const (
 	TCPTransferPassive int = 2
 	LocalCache         int = 3

-	StreamTypeH264 = 0x1b
-	StreamTypeH265 = 0x24
-	G711A          = 0x90 //PCMA
-	G7221AUDIOTYPE = 0x92
-	G7231AUDIOTYPE = 0x93
-	G729AUDIOTYPE  = 0x99
-
-	StreamIDVideo = 0xe0
-	StreamIDAudio = 0xc0
-
 	StartCodePS        = 0x000001ba
 	StartCodeSYS       = 0x000001bb
 	StartCodeMAP       = 0x000001bc
@@ -112,9 +104,9 @@ type Pusher interface {
 https://github.com/videolan/vlc/blob/master/modules/demux/mpeg
 */
 type DecPSPackage struct {
-	systemClockReferenceBase      uint64
-	systemClockReferenceExtension uint64
-	programMuxRate                uint32
+	// systemClockReferenceBase      uint64
+	// systemClockReferenceExtension uint64
+	// programMuxRate                uint32

 	VideoStreamType uint32
 	AudioStreamType uint32
@@ -122,8 +114,10 @@ type DecPSPackage struct {
 	Payload     []byte
 	videoBuffer []byte
 	audioBuffer []byte
-	PTS         uint32
-	DTS         uint32
+	aPTS        uint32
+	aDTS        uint32
+	vPTS        uint32
+	vDTS        uint32
 	Pusher
 }

@@ -133,21 +127,25 @@ func NewDecPSPackage(p Pusher) *DecPSPackage {
 		Pusher: p,
 	}
 }
-func (dec *DecPSPackage) clean() {
-	dec.systemClockReferenceBase = 0
-	dec.systemClockReferenceExtension = 0
-	dec.programMuxRate = 0
-	dec.Payload = nil
-	dec.PTS = 0
-	dec.DTS = 0
-}
+
+// func (dec *DecPSPackage) clean() {
+// 	dec.systemClockReferenceBase = 0
+// 	dec.systemClockReferenceExtension = 0
+// 	dec.programMuxRate = 0
+// 	dec.Payload = nil
+// 	dec.PTS = 0
+// 	dec.DTS = 0
+// }

 func (dec *DecPSPackage) ReadPayload() (payload []byte, err error) {
 	payloadlen, err := dec.Uint16()
 	if err != nil {
 		return
 	}
-	return dec.ReadN(int(payloadlen))
+	if l := int(payloadlen); dec.Len() >= l {
+		return dec.Next(l), nil
+	}
+	return dec.Next(dec.Len()), io.EOF
 }

 // Drop 由于丢包引起的必须丢弃的数据
@@ -158,8 +156,14 @@ func (dec *DecPSPackage) Drop() {
 	dec.Payload = nil
 }

-func (dec *DecPSPackage) Feed(ps []byte) (err error) {
-	if ps[0] == 0 && ps[1] == 0 && ps[2] == 1 {
+func (dec *DecPSPackage) Feed(rtp *rtp.Packet) (err error) {
+	ps := rtp.Payload
+	if len(ps) < 4 {
+		return nil
+	}
+	// println(binary.BigEndian.Uint32(ps))
+	switch binary.BigEndian.Uint32(ps) {
+	case StartCodePS, StartCodeSYS, StartCodeMAP, StartCodeVideo, StartCodeAudio, PrivateStreamCode, MEPGProgramEndCode:
 		defer dec.Write(ps)
 		if dec.Len() >= 4 {
 			//说明需要处理PS包，处理完后，清空缓存
@@ -167,7 +171,7 @@ func (dec *DecPSPackage) Feed(ps []byte) (err error) {
 		} else {
 			return
 		}
-	} else {
+	default:
 		// 说明是中间数据，直接写入缓存，否则数据不合法需要丢弃
 		if dec.Len() > 0 {
 			dec.Write(ps)
@@ -181,19 +185,20 @@ func (dec *DecPSPackage) Feed(ps []byte) (err error) {
 		case StartCodePS:
 			dec.PrintDump("</td></tr><tr><td>")
 			if len(dec.audioBuffer) > 0 {
-				dec.PushAudio(dec.PTS, dec.audioBuffer)
+				dec.PushAudio(dec.aPTS, dec.audioBuffer)
 				dec.audioBuffer = nil
 			}
 			if err := dec.Skip(9); err != nil {
 				return err
 			}
 			psl, err := dec.ReadByte()
-			if err != nil {
-				return err
+			if err == nil {
+				psl &= 0x07
+				dec.Skip(int(psl))
 			}
-			psl &= 0x07
-			if err = dec.Skip(int(psl)); err != nil {
-				return err
+			if len(dec.videoBuffer) > 0 {
+				dec.PushVideo(dec.vPTS, dec.vDTS, dec.videoBuffer)
+				dec.videoBuffer = nil
 			}
 		case StartCodeSYS:
 			dec.PrintDump("</td><td>[sys]")
@@ -205,23 +210,19 @@ func (dec *DecPSPackage) Feed(ps []byte) (err error) {
 			if dec.videoBuffer == nil {
 				dec.PrintDump("</td><td>")
 			}
-			if err = dec.decPESPacket(); err == nil {
-				if dec.Payload[0] == 0 && dec.Payload[1] == 0 && dec.Payload[2] == 0 && dec.Payload[3] == 1 {
-					if len(dec.videoBuffer) > 0 {
-						dec.PushVideo(dec.PTS, dec.DTS, dec.videoBuffer)
-						dec.videoBuffer = nil
-					}
-				}
-				dec.videoBuffer = append(dec.videoBuffer, dec.Payload...)
-			} else {
-				fmt.Println("video", err)
-			}
+			dec.decPESPacket(&dec.vPTS, &dec.vDTS)
+			dec.videoBuffer = append(dec.videoBuffer, dec.Payload...)
+			// if err != nil {
+			//说明还有后续数据，需要继续处理
+			// println(rtp.SequenceNumber)
+			// }
 			dec.PrintDump("[video]")
 		case StartCodeAudio:
+
 			if dec.audioBuffer == nil {
 				dec.PrintDump("</td><td>")
 			}
-			if err = dec.decPESPacket(); err == nil {
+			if err = dec.decPESPacket(&dec.aPTS, &dec.aDTS); err == nil {
 				dec.audioBuffer = append(dec.audioBuffer, dec.Payload...)
 				dec.PrintDump("[audio]")
 			} else {
@@ -307,11 +308,9 @@ func (dec *DecPSPackage) decProgramStreamMap() error {
 	return nil
 }

-func (dec *DecPSPackage) decPESPacket() error {
+func (dec *DecPSPackage) decPESPacket(pts *uint32, dts *uint32) error {
 	payload, err := dec.ReadPayload()
-	if err != nil {
-		return err
-	}
+
 	if len(payload) < 4 {
 		return errors.New("not enough data")
 	}
@@ -319,24 +318,21 @@ func (dec *DecPSPackage) decPESPacket() error {
 	flag := payload[1]
 	ptsFlag := flag>>7 == 1
 	dtsFlag := (flag&0b0100_0000)>>6 == 1
-	var pts, dts uint32
 	pesHeaderDataLen := payload[2]
 	payload = payload[3:]
 	extraData := payload[:pesHeaderDataLen]
 	if ptsFlag && len(extraData) > 4 {
-		pts = uint32(extraData[0]&0b0000_1110) << 29
-		pts += uint32(extraData[1]) << 22
-		pts += uint32(extraData[2]&0b1111_1110) << 14
-		pts += uint32(extraData[3]) << 7
-		pts += uint32(extraData[4]) >> 1
-		dec.PTS = pts
+		*pts = uint32(extraData[0]&0b0000_1110) << 29
+		*pts += uint32(extraData[1]) << 22
+		*pts += uint32(extraData[2]&0b1111_1110) << 14
+		*pts += uint32(extraData[3]) << 7
+		*pts += uint32(extraData[4]) >> 1
 		if dtsFlag && len(extraData) > 9 {
-			dts = uint32(extraData[5]&0b0000_1110) << 29
-			dts += uint32(extraData[6]) << 22
-			dts += uint32(extraData[7]&0b1111_1110) << 14
-			dts += uint32(extraData[8]) << 7
-			dts += uint32(extraData[9]) >> 1
-			dec.DTS = dts
+			*dts = uint32(extraData[5]&0b0000_1110) << 29
+			*dts += uint32(extraData[6]) << 22
+			*dts += uint32(extraData[7]&0b1111_1110) << 14
+			*dts += uint32(extraData[8]) << 7
+			*dts += uint32(extraData[9]) >> 1
 		}
 	}
 	dec.Payload = payload[pesHeaderDataLen:]
Author	SHA1	Message	Date
charlestamz	53ddc0cb63	修复catalog报文parentid的处理	2023-03-01 17:15:04 +08:00
charlestamz	d156974f73	国标向上级联的一些改动	2023-03-01 17:06:34 +08:00
dexter	f3046bcde3	将ps发布逻辑移入引擎中	2023-02-28 20:13:19 +08:00
charlestamz	9c970ad282	注释暂不处理级联目录信息	2023-02-27 14:25:41 +08:00
charlestamz	c4de92e9f6	修复MediaPortMin无法使用的问题	2023-02-22 23:44:44 +08:00
charlestamz	cf5a803971	优化Invite，代码优化	2023-02-22 23:13:08 +08:00
dexter	f487be5fdb	invite恢复成channelID	2023-02-21 21:28:23 +08:00
dexter	bd70d24a16	Merge pull request #81 from WXC9102/v4 修复对平台等非摄像头通道进行invite的问题	2023-02-21 14:02:02 +08:00
weixuechao	708cd042df	增加配置项inviteids,修复对平台等非摄像头通道进行invite的问题	2023-02-21 13:42:32 +08:00
charlestamz	a69b739e5e	修复Invite报文	2023-02-20 16:41:55 +08:00
dexter	4e96efa9ff	fix: 丢包逻辑判断第一个包会丢掉	2023-02-20 16:20:28 +08:00
dexter	3a704b68cc	采用引擎处理ps	2023-02-20 00:20:20 +08:00
charlestamz	c8f51a7ec5	修复:gosip不支持go标准的监听格式	2023-02-19 23:57:48 +08:00
charlestamz	b7bad99292	优化，消除一些低级错误	2023-02-19 23:45:36 +08:00
charlestamz	7b6b827899	修复多次发送Invite和Catalog得问题	2023-02-19 15:25:18 +08:00
charlestamz	d121927c96	优化GB插件，修复一些问题	2023-02-17 23:19:02 +08:00
dexter	9a3ad6a51c	音频加入时钟频率	2023-02-15 19:32:37 +08:00
dexter	e0c6fbefcd	适配引擎	2023-02-14 21:22:54 +08:00
dexter	b924977085	Merge pull request #80 from yangchao2015/v4 基于新版本修改时间判断，调整AutosubPosition 默认为false	2023-02-03 16:14:47 +08:00
yangchao	521ee36769	基于新版本修改时间判断，调整AutosubPosition 默认为false	2023-02-03 16:02:09 +08:00
dexter	583754ea82	对时间配置统一改成time.Duration类型	2023-02-02 12:03:44 +08:00
charlestamz	58b6a818bd	Merge pull request #79 from yangchao2015/v4 调整和更新GB轨迹订阅和获取	2023-02-01 16:59:20 +08:00
yangchao	8b1b176f51	调整和更新GB轨迹订阅和获取	2023-02-01 16:07:45 +08:00
dexter	68d6cbaab9	g711初始化代码收于引擎中	2023-01-18 21:03:08 +08:00
dexter	f88d4d264e	tcp使用范围端口时不再判断ssrc	2023-01-10 09:24:27 +08:00
dexter	55aa20e868	fix: 时间戳设置错误	2022-12-31 21:30:28 +08:00
dexter	9f4ad83da7	增加对aac的预测	2022-12-18 14:28:21 +08:00
charlestamz	68ff4dba5b	Merge remote-tracking branch 'origin/v4' into v4	2022-11-29 12:38:00 +08:00
charlestamz	e9f576e3f4	解决GB设备兼容的问题。修复发送invite指令中非同域To的地址问题	2022-11-29 12:37:46 +08:00
charlestamz	b271cb8e50	merge remote changes	2022-11-29 12:32:09 +08:00
dexter	2b82a0ffc4	📦 NEW: 设置丢帧标志	2022-11-22 11:18:21 +08:00
dexter	940d7c5e59	🐛 FIX: 优化PS解析	2022-11-17 23:47:20 +08:00
dexter	2142a474a3	🐛 FIX: 大PES分包机制	2022-11-17 11:53:36 +08:00
dexter	86e9bccb85	🐛 FIX: 增加对AAC的支持以及多slice合并发送	2022-11-13 23:30:45 +08:00