1 Scope
This standard specifies the basic and safety requirements of peer-to-peer networking structure, transport, switch and control, as well as the technical requirements of control and protocol interface of video surveillance network system for public safety (hereinafter referred to as "network system").
This standard is applicable to the scheme design, system testing, acceptance of video surveillance network system for public safety, and to the research, development and manufacture of related devices.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 2260-2007 Codes for the Administrative Divisions of the Peoples Republic of China
GB 2312 Code of Chinese Graphic Character Set for Information Interchange — Primary Set
GB/T 2659-2000 Codes for the Representation of Names of Ccountries and Regions
GB/T 7408-2005 Data Elements and Interchange Formats — Information Interchange — Representation of Dates and Times
GB/T 25724-2010 Technical Specification of Surveillance Video and Audio Coding
ISO/IEC 13818-1:2000 Infor-mation Technology — Generic Coding of Moving Pictures and Associated Audio Information — Part 1: Systerns
ISO/IEC 14496-2:2004 Information Technology Coding of Audio-visual Objects — Part 2: Visual
ISO/IEC 14496-2:2004/
Amd.2:2005 Information Technology — Coding of Audio Visual Objects — Part 2: Visual (Technical Corrigendum 2)
ISO/IEC 14496-4:2004 Information Technology — Coding of Audio Visual Objects — Part 4: Conformance Testing (Available in English Only)
ISO/IEC 14496-4:2004/
Amd.10:2005 Information Technology — Coding of Audio Visual Objects — Part 4: Conformance Testing (Available in English Only; Technical Corrigendum 10)
ISO/IEC 14496-5:2001 Information Technology — Coding of Audio — Part 5: Referenced Software
ITU-T Rec.G.711-1988 Pulse code Modulation (PCM) of Voice Frequencies
ITU-T Rec.G.722.1-1999 A New low-complexity 14 kHz Audio Coding Standard
ITU-T Rec.G.723.1-1996 Dual Rate Speech Coder for Multimedia Communications Transmitting at 5.3 and 6.3 kbit/s
ITU-T Rec.G.729-1996 Coding of Speech at 8 kbit/s Using Conjugate Structure Salgebraic-code-excited Linear Prediction (CS-ACELP)
ITU-T Rec.H.264-2005 Advanced Video Coding for Generic Audiovisual Services
ITU-T Rec.H.264.1-2005 Conformance Specification for H.264 Advanced Video Coding
IETF RFC 2030 Simple Network Time Protocol (SNTP) Version 4 for IPv4, IPv6 and OSI
IETF RFC 2250 RTP Payload Format for MPEG1/MPEG2 Video
IETF RFC 2326-1998 (RTSP)Real Time Streaming Protocol
IETF RFC 2327 SDP:Session Description Protocol
IETF RFC 2976 The SIP Info Method
IETF RFC 3016 RTP Payload Format for MPEG-4 Audio/Visual Streams
IETF RFC 3261-2002 SIP: Session Initiation Protocol
IETF RFC 3265 Session Initiation Protocol (SIP):Specific Event Notification
IETF RFC 3280 X.509 Internet X.509 Public Key In frastructure Certificate and Certificate Revocation List (CRL) Profile
IETF RFC 3428 Session Initiation Protocol (SIP) Extension for Instant Messaging
IETF RFC 3550 RTP:A Transport Protocol for Real Time Applications
IETF RFC 3551-2003 RTP Profile for Audio and Video Conferences with Minimal Control
IETF RFC 3725 Best Current Practices for Third Party Call Control (3pcc) in the Session Initiation Protocol (SIP)
IETF RFC 3984 H.264 RTP Payload Format for H.264 Video
IETF RFC 4566-2006 Session Description Protocol
IETF RFC 4571 Framing Real time Transport Protocol (RTP) and RTP Control Protocol (RTCP) Packets over Connection Oriented Transport
3 Terms, Definitions and Abbreviations
3.1 Terms and Definitions
For the purpose of document, the following terms and definitions apply.
3.1.1
video surveillance network system for public security
it refers to the integrated network system used to maintain national security and social stability, to prevent and crack down illegal and criminal activities, which is based on integrated application of video and audio surveillance, communication, computer network, system integration and other technologies; it is able to fulfill the interconnection, intercmmunication and intercontrol between different devices and between systems, and has such functions as information collection, transport, switch, control, display, storage and processing
3.1.2
data of network system
it refers to information transport, switch, control in network system, mainly include alarm information (analog switch quantity alarm and data protocol alarm), video information (analog video signal and digital video signal), audio information (analog audio signal and digital audio signal), device control information (serial port data and IP network data), device management information (serial port data and IP network data) and other information
3.1.3
front-end device
it refers to the device of information collection, coding/treatment, storage, transport and safety control, installed at the site of monitor and control in network system
3.1.4
surveillance site
it refers to the location or places of front-end device installation or surveillance and control
3.1.5
surveillance center
it refers to the specific information collection, treatment and shared node in network system
Note: monitor and control management personnel conduct centralized management and control on network system, apply and deal with the surveillance information.
3.1.6
user terminal
it refers to the client device with operation demand for data and/or device in the system and registered with network system and authorized
3.1.7
digital access
it refers to access mode with which front-end device or regional monitor and control alarm system transports digital video and audio signal to the surveillance center through digital transmission channel
Note: Include the access mode with which analog video and audio signals of front-end analog camera are converted to digital audio and video signals through DVR, DVS and other transcoding devices, and then transmitted to the surveillance center through digital transmission channels.
3.1.8
analog access
it refers to access mode with which front-end device or regional monitor and control alarm system transports digital video and audio signal to the surveillance center through analogue transmission channel
3.1.9
analog and digital surveillance system
it refers to the surveillance system with coexistence of simulation and digital signal control and treatment methods at the surveillance center
3.1.10
digital surveillance system
it refers to the surveillance system with the existence of digital signal control and treatment method
3.1.11
session initiation protocol; SIP
it refers to the Framework Agreement for multi-party multimedia communication and formulated by IETF
Note: it is an application layer control protocol based on text, and independent of bottom layer transport protocol and applicable to the establishment, modification and termination of bi-party or multi-party multimedia session on IP on-line. IETF: Internet Engineering Task Force.
Foreword III
1 Scope
2 Normative References
3 Terms, Definitions and Abbreviations
3.1 Terms and Definitions
4 Peer-to-Peer Networking Structure
4.1 Peer-to-Peer Networking Structure of SIP Surveillance Realm
4.2 Interconnection Structure of SIP Surveillance Domain and Non-SIP Surveillance Domain
4.3 Network System Communication Protocols Structure
5 Basic Requirements for Transport
5.1 Network Transport Protocol Requirement
5.2 Media Transport Protocol Requirement
5.3 Data Transport Delay Time
5.4 Network Transport Bandwidth
5.5 Network Transport Quality
5.6 Video Frame Rate
6 Basic Requirements for Exchange
6.1 Unified Encoding Rules
6.2 Media Compression Coding and Decoding
6.3 Media Storage Sealing Format
6.4 SDP Definition
6.5 Network Transport Protocol Conversion
6.6 Control Protocol Conversion
6.7 Media Transport Protocol Conversion
6.8 Media Data Conversion
6.9 Data Exchange with Other Systems
6.10 Signaling Character Set
7 Basic Requirements for Control
7.1 Register
7.2 Real-time Video/Audio-on-demand
7.3 Device Control
7.4 Alarming Event Notification And Distribution
7.5 Device Information Query
7.6 Status Information Submission
7.7 Historical Video and Audio File Retrieval
7.8 Playback of Historical Video and Audio
7.9 Historical Video and Audio File download
7.10 Network Timing
7.11 Subscription and Notification
7.12 Voice broadcasting and voice intercom
8 Requirements of Transport, Exchange and Control Safety
8.1 Device ID Certification
8.2 Data Encryption
8.3 SIP Signaling Certification
8.4 Protection of Data Integrity
8.5 Access Control
9 Control, Transport Process and Protocol Interfaces
9.1 Register and Cancellation
9.2 Real-time Video/Audio-on-demand
9.3 Device Control
9.4 Alarm Event Notification and Distribution
9.5 Network Device Information Query
9.6 Status Information Submission
9.7 Device Video and Audio File Retrieval
9.8 Playback of Historical Video and Audio
9.9 Download of Video and Audio File
9.10 Timing
9.11 Subscription and Notification
9.12 Voice Broadcasting and Voice Intercom
Annex A (Normative) Command Set of Network System Control Description Protocol (MANSCDP)
Annex B (Normative) Command Set of Monitoring and Alarming Network System Real-time Streaming Protocol (MANSRTSP)
Annex C (Normative) Video and Audio Data Encapsulation Based on RTP
Annex D (Normative) Unified Encoding Rules
Annex E (Normative) Technical Requirements for Video and Audio Encoding and Decoding
Annex F (Normative) SDP Definition
Annex G (Normative) Message Format of Network System and Other System Interface
Annex H (Normative) Certification Process and Method of Digital Abstract Signaling
Annex I (Normative) Formats of Certificate and Certificate Revocation List
Annex J (Normative) Signaling Message Demonstration
Annex K (Normative) Header Field Definition of Subject
Annex L (Normative) Video and Audio Media Transmission Base on TCP Protocol
Annex M (Normative) Media Stream Keepalive Mechanism
Annex N (Normative) Multiple Response Message Transnission
Annex O (Normative) Description of Directory Query Response Examples
Annex P (Normative) Interdomain directory subscription notification
Bibliography
