WO2009049509A1 - Procédé et appareil de commande pour lire des données d'un flux multimédia - Google Patents

Procédé et appareil de commande pour lire des données d'un flux multimédia Download PDF

Info

Publication number
WO2009049509A1
WO2009049509A1 PCT/CN2008/071710 CN2008071710W WO2009049509A1 WO 2009049509 A1 WO2009049509 A1 WO 2009049509A1 CN 2008071710 W CN2008071710 W CN 2008071710W WO 2009049509 A1 WO2009049509 A1 WO 2009049509A1
Authority
WO
WIPO (PCT)
Prior art keywords
streaming media
media data
playing
message
sip
Prior art date
Application number
PCT/CN2008/071710
Other languages
English (en)
Chinese (zh)
Inventor
Futang Li
Original Assignee
Shenzhen Coship Electronics Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Coship Electronics Co., Ltd. filed Critical Shenzhen Coship Electronics Co., Ltd.
Publication of WO2009049509A1 publication Critical patent/WO2009049509A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
    • H04L65/613—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for the control of the source by the destination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1101—Session protocols
    • H04L65/1104—Session initiation protocol [SIP]

Definitions

  • the invention belongs to the field of streaming media data processing, and in particular relates to a streaming media data playing control method and device.
  • Streaming Media also known as Streaming Media
  • Streaming Media is a new way of media delivery.
  • the entire audio/video (Audio/Video) and three-dimensional (3D) multimedia files are divided into compression packages by special compression methods, and are continuously and real-time transmitted by the streaming media server to the user computer.
  • the user does not have to wait for the entire file to be downloaded as in the download mode, and only needs a few seconds or tens of seconds of startup delay to decompress the compressed Audio/Video, 3D and other multimedia files on the user's computer using the decompression device. After playing and watching.
  • streaming media data playback is generally controlled by a Microsoft Media Server (MMS) protocol or a Real Time Streaming Protocol (RTSP) protocol.
  • MMS Microsoft Media Server
  • RTSP Real Time Streaming Protocol
  • the MMS protocol and the RTSP protocol have incomplete definitions of the streaming media data playback control, and can only realize the operations of playing and stopping the single stream, and the playback control mode of the streaming media data stream is single, and the playback control function is limited.
  • the object of the embodiments of the present invention is to provide a method for controlling streaming data playback, which aims to solve the problem that the definition of the streaming media data playing control is incomplete in the prior art, and the playback control mode of the streaming media data stream is single, and the playback control is performed. A problem with limited functionality.
  • a streaming media data playing control method where the method includes the following steps:
  • Another object of the present invention is to provide a streaming media data playing terminal, where the terminal includes:
  • a session connection unit configured to send a session connection SIP message to the streaming media server, and establish a SIP session connection channel with the streaming media server;
  • a play control message sending unit configured to send a streaming media play control SIP message to the streaming media server by using the SIP session connection channel, and carry the streaming media play control information
  • Another object of the embodiments of the present invention is to provide a streaming media data playing method, the method comprising the following steps:
  • Another object of the present invention is to provide a streaming media data playing device, which is configured in a streaming media server, and the device includes:
  • a session connection unit configured to receive a session connection SIP message sent by the play terminal, and establish a SIP session connection channel with the play terminal;
  • a playing control unit configured to transmit the multimedia data stream to the playing terminal according to the streaming media data playing control information.
  • FIG. 1 is a flowchart of streaming media data playback control according to an embodiment of the present invention
  • the play terminal establishes a session connection with the streaming media server through the SIP protocol, and controls the playing of the streaming media data by using the streaming media data playing control information carried in the SIP message.
  • the SIP protocol defines, for example, REGISTER, INVITE, ACK, CANCEL, BYE, OPTIONS, NOTIFY, PUBLISH, SUBSCRIBE, Messages such as signaling (INFO), which can be carried and transmitted using the UDP protocol or other message protocols, and each message carries a request or response message.
  • INFO signaling
  • FIG. 1 shows a flow of implementing streaming media data playback control by using a SIP protocol according to an embodiment of the present invention, which is described in detail as follows:
  • INVITE sip cam3@a.com SIP/2.0
  • the response message indicates that the request is successful, and includes Session Description Protocol (SDP) description information of the streaming media data requested by the playback terminal. From the description information, the playback terminal can know the related information of the requested streaming media data. If an exception occurs when the INVITE message is processed by the streaming server, the streaming server returns a response message indicating that the request failed to the playback terminal.
  • SDP Session Description Protocol
  • the playback terminal sends a streaming media playback control SIP message to the streaming media server, and carries the streaming media data playback control information. After receiving the message, the streaming media server returns a response message to the playback terminal.
  • the INFO message in the existing SIP protocol is extended, and the streaming media data playing control information is carried, and of course, other messages in the existing SIP protocol may be extended, or a new SIP message may be configured. .
  • the streaming data playing control information may specifically include the following parameters:
  • Streaming data stream playback control word used to identify streaming media data playback, pause or stop;
  • streaming media data stream playback range defined by the playback start time and end time of the streaming media data stream, or by streaming media data stream Instantly identifying the broadcast of the streaming media data stream;
  • Streaming data stream advance and retreat rate control word Used to identify the playback rate of the streaming media data stream, using a non-zero value identifier. When the value is a positive number, it indicates that the streaming server is requested to fast play the streaming media data stream at a double speed of the value; when the value is a negative number, it indicates that the streaming server is requested to fast playback of the streaming media data stream at a multiple speed of the value. ;
  • Video track identification The video terminal is requested to control the video signal for the playback terminal, and is used to identify the video data for selection and playback. A value of 0 indicates that the playback terminal requests the streaming server to transmit only the audio signal.
  • the message body can be described by an extensible markup language (XML) or other text language.
  • XML extensible markup language
  • the parameter Method is a streaming data stream playback control word, and its value can be Play, Pause, or Stop.
  • the value of the parameter Method is Pause or Stop, the other parameters in the message body are invalid.
  • the parameter Range is a playback range of the streaming media data stream, and may be defined by the playback start time and the end time of the streaming media data stream, or the playback time of the streaming media data stream is used as the playback start time of the streaming media data stream, for example, the message body.
  • the parameter AudioTrackID is the track identifier, which is the playback track number that the playback terminal needs to select. Specifically, a value of 0 indicates that the playback terminal requests the streaming server to transmit only the video signal, and the value of 1 indicates that the playback terminal requests the streaming server to simultaneously transmit the video signal and the audio signal.
  • the parameter VideoTrackID is the video track identifier that requests the playback terminal to control the video signal.
  • a value of 0 indicates that the playback terminal requests the streaming server to only transmit audio signals.
  • the value is 1, indicating that the playback terminal requests the streaming server to simultaneously transmit the video signal and the audio signal.
  • the streaming media server receives the streaming media playback control SIP message, extracts the streaming media playback control information, and controls the playback of the streaming media accordingly. If the streaming media control SIP message is processed normally in the streaming server, the streaming server indicates success in the response message; if the streaming media control SIP message is processed in the streaming server, an exception occurs, the streaming server responds The message indicates an error.
  • the streaming media server sends a streaming media playback indication SIP message to the playback terminal, and carries the streaming media playback indication information. After receiving the streaming media playback indication SIP message, the playback terminal returns a response message to the streaming media server.
  • the NOTIFY message in the existing SIP protocol is extended, and the streaming media data playing indication information is carried, and of course, other messages in the existing SIP protocol may be extended, or a new SIP message may be configured. .
  • the playing terminal periodically sends a heartbeat message to the sending streaming server to maintain a session connection with the streaming server.
  • the playing terminal after the session connection is established, the playing terminal periodically sends The NOTIFY message is sent to the streaming server as a heartbeat message, requesting to maintain the session connection until the BYE message is sent to terminate the session.
  • the playback terminal sends a BYE message to the streaming media server to terminate the session. After receiving the BYE message, the streaming media server returns a response message to the playback terminal.
  • FIG. 2 shows the structure of a playback terminal according to an embodiment of the present invention. For the convenience of description, only parts related to the embodiment of the present invention are shown.
  • the session connection unit 21 sends a session connection SIP message to the streaming server, and establishes a SIP session connection channel with the streaming server.
  • the play control message sending unit 22 sends a streaming media play control SIP message to the streaming media server through the SIP session connection channel established by the streaming media server, where the streaming media play control SIP message carries the streaming media play control information.
  • the data playback unit 23 receives and plays the multimedia data stream transmitted by the streaming media server.
  • the streaming media playback control SIP message may be an extended INFO message, and the message body includes streaming media playback control information, and the streaming media playback control information includes corresponding media playback control parameters, and the specific format of the message. And the content is as shown above, and will not be described again.
  • FIG. 3 shows the structure of a streaming media server according to an embodiment of the present invention. For the convenience of description, only parts related to the embodiment of the present invention are shown.
  • the session connection unit 31 receives the session connection SIP message sent by the playback terminal, and establishes a SIP session connection channel with the playback terminal.
  • the play control message receiving unit 32 receives the streaming media data play control SIP message sent by the play terminal through the SIP session connection channel, and extracts the streaming media data play control information carried in the message.
  • the playback control unit 33 transmits the multimedia data stream to the playback terminal based on the streaming media data playback control information.
  • the play indication message sending unit 34 sends a streaming media data play instruction SIP message to the play terminal, and carries the streaming media data play indication information.
  • the streaming media data playback indication information includes a streaming media data stream advance and retreat position control word parameter for indicating that the current streaming media data stream is fast forwarded to the end position or rewinded to the start position.
  • the streaming media playback indicates that the SIP message can be an extended NOTIFY message, and the streaming media playback control information includes corresponding media playback control parameters.
  • the specific format and content of the message are as shown above, and are not described again.

Abstract

Un procédé de commande pour lire des données d'un flux multimédia comprend les étapes consistant à : transmettre un message SIP de connexion de session à un serveur de flux multimédia et établir un canal de connexion de session SIP avec le serveur de flux multimédia ; transmettre un message SIP de commande de lecture de flux multimédia au serveur de flux multimédia par le biais du canal de connexion de session SIP, et transporter les informations de commande de lecture de flux multimédia. Un procédé de lecture de données de flux multimédia comprend les étapes consistant à : recevoir un message de connexion de session SIP transmis par un terminal de lecture et établir un canal de connexion de session SIP avec le terminal de lecture ; recevoir un message SIP de commande de lecture de données de flux multimédia transmis par le terminal de lecture par le biais du canal de connexion de session SIP, et extraire les informations de commande de lecture des données du flux multimédia transportées ; transmettre le flux de données multimédia au terminal de lecture selon les informations de commande de lecture des données de flux multimédia.
PCT/CN2008/071710 2007-10-17 2008-07-22 Procédé et appareil de commande pour lire des données d'un flux multimédia WO2009049509A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200710124023.3A CN101202640A (zh) 2007-10-17 2007-10-17 一种流媒体数据播放控制方法及装置
CN200710124023.3 2007-10-17

Publications (1)

Publication Number Publication Date
WO2009049509A1 true WO2009049509A1 (fr) 2009-04-23

Family

ID=39517623

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/071710 WO2009049509A1 (fr) 2007-10-17 2008-07-22 Procédé et appareil de commande pour lire des données d'un flux multimédia

Country Status (2)

Country Link
CN (1) CN101202640A (fr)
WO (1) WO2009049509A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101355552A (zh) * 2007-07-25 2009-01-28 华为技术有限公司 一种控制流媒体的方法及装置
CN101202640A (zh) * 2007-10-17 2008-06-18 深圳市同洲电子股份有限公司 一种流媒体数据播放控制方法及装置
CN101668174B (zh) * 2008-09-01 2013-06-05 华为技术有限公司 播放控制方法和设备
CN101668180A (zh) * 2009-10-09 2010-03-10 中兴通讯股份有限公司 控制移动流媒体节目播放的方法及装置
CN102611685B (zh) * 2011-12-16 2018-08-14 中兴通讯股份有限公司 一种标记流媒体的方法、装置及系统
CN111901634B (zh) * 2020-07-31 2022-07-08 北京嘀嘀无限科技发展有限公司 流媒体的点播方法、设备以及计算机可读存储介质
CN113612759B (zh) * 2021-07-29 2024-02-13 世邦通信股份有限公司 一种基于sip协议的高性能高并发智能广播系统及实现方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1798139A (zh) * 2004-12-28 2006-07-05 上海贝尔阿尔卡特股份有限公司 为不同网络终端提供多媒体服务的设备和方法
CN1816053A (zh) * 2006-03-10 2006-08-09 清华大学 基于会话初始化协议的流媒体直播p2p网络方法
WO2007079652A1 (fr) * 2006-01-11 2007-07-19 Huawei Technologies Co., Ltd. Procédé et système d'interaction avec des serveurs multimédia sur la base du protocole sip
CN101202640A (zh) * 2007-10-17 2008-06-18 深圳市同洲电子股份有限公司 一种流媒体数据播放控制方法及装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1798139A (zh) * 2004-12-28 2006-07-05 上海贝尔阿尔卡特股份有限公司 为不同网络终端提供多媒体服务的设备和方法
WO2007079652A1 (fr) * 2006-01-11 2007-07-19 Huawei Technologies Co., Ltd. Procédé et système d'interaction avec des serveurs multimédia sur la base du protocole sip
CN1816053A (zh) * 2006-03-10 2006-08-09 清华大学 基于会话初始化协议的流媒体直播p2p网络方法
CN101202640A (zh) * 2007-10-17 2008-06-18 深圳市同洲电子股份有限公司 一种流媒体数据播放控制方法及装置

Also Published As

Publication number Publication date
CN101202640A (zh) 2008-06-18

Similar Documents

Publication Publication Date Title
CN101573943B (zh) 媒体频道管理
KR100848128B1 (ko) 실시간 스트리밍 프로토콜을 이용한 프로그래시브 스트리밍방법
EP2225866B1 (fr) Procédé et système de transmission d'un flux multimédia
US7917637B2 (en) System, method and apparatus for establishing interactive media session based on IP Multimedia Subsystem
WO2009049509A1 (fr) Procédé et appareil de commande pour lire des données d'un flux multimédia
US8326942B2 (en) IP unicast streaming service delivery
EP2148505A1 (fr) Procédé et dispositif d'obtention d'informations de description de supports d'un service iptv
WO2008038200A2 (fr) Procédé et serveur pour le transfert d'une session multimédia d'un premier terminal à un second terminal
WO2010017656A1 (fr) Commutation rapide de contenus dans un système de communication
WO2009015611A1 (fr) Procédé, système et appareil pour une commutation rapide de source multimédia
EP2659641B1 (fr) Procédés et appareils pour la diffusion de contenu multimédia en continu
US20090228939A1 (en) Time-shift tv service establishment method and time-shift tv media function entity
WO2009052650A1 (fr) Procédé et terminal de transmission d'un programme iptv à un terminal sip
JP2002354032A (ja) パケット受信装置及びパケット受信方法
KR100802088B1 (ko) 실시간 ｖｏｄ 서비스 제공 방법 및 장치
EP2273785B1 (fr) Procédé, dispositif et système de commande de lecture
WO2010028601A1 (fr) Procédé, système et équipement pour transmettre des contenus multimédia à l'aide de fichiers
US8356325B2 (en) System and method for transferring a session across domains and subscriptions
WO2010057391A1 (fr) Procédé de commande, équipement et système de lecture de flux multimédia
US20110055883A1 (en) Method for active switching of content in an iptv-based playlist
WO2011137718A1 (fr) Procédé, appareil et système pour réguler des fonctionnements de signalement de contenus
WO2011069450A1 (fr) Procédé, système et appareil permettant une gestion de contenus multimédias dans un sous-système multimédia ip
WO2009024077A1 (fr) Procédé et dispositif pour acquérir un paramètre de service iptv
WO2009012714A1 (fr) Procédé et dispositif pour commander les médias en flux
WO2009056043A1 (fr) Procédé, système et équipement pour obtenir des signets d'enregistrement dans un système de télévision sur ip

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08839280

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08839280

Country of ref document: EP

Kind code of ref document: A1