WO2023246883A1 - Procédé de vidéoconférence, dispositif électronique et support de stockage informatique - Google Patents

Procédé de vidéoconférence, dispositif électronique et support de stockage informatique Download PDF

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Publication number
WO2023246883A1
WO2023246883A1 PCT/CN2023/101775 CN2023101775W WO2023246883A1 WO 2023246883 A1 WO2023246883 A1 WO 2023246883A1 CN 2023101775 W CN2023101775 W CN 2023101775W WO 2023246883 A1 WO2023246883 A1 WO 2023246883A1
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WO
WIPO (PCT)
Prior art keywords
video conferencing
terminal
video
conferencing terminal
mcu
Prior art date
Application number
PCT/CN2023/101775
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English (en)
Chinese (zh)
Inventor
毛展召
Original Assignee
中兴通讯股份有限公司
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Publication of WO2023246883A1 publication Critical patent/WO2023246883A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/152—Multipoint control units therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/155—Conference systems involving storage of or access to video conference sessions

Definitions

  • embodiments of the present disclosure provide yet another video conferencing method, applied to a second video conferencing terminal.
  • the second video conferencing terminal is connected to the same transmission network as the first video conferencing terminal and the MCU.
  • the third video conferencing terminal is connected to the same transmission network.
  • the second video conferencing terminal and the first video conferencing terminal access the same audio and video signals and are both connected to the same switch; the method includes: In response to the switch switching the video conferencing service from the first video conferencing terminal to the second video conferencing terminal, sending a switching operation notification message to the MCU; and receiving a switching operation response message sent by the MCU.
  • embodiments of the present disclosure provide a computer storage medium on which a computer program is stored, wherein when the program is executed, the video conferencing method as described above is implemented.
  • Figure 1 is a schematic flowchart 1 of a video conferencing method provided by an embodiment of the present disclosure
  • Figure 2 is a schematic diagram of a video conferencing system network provided by an embodiment of the present disclosure
  • Figure 3 is a schematic diagram of communication messages between a video conferencing terminal and an MCU provided by an embodiment of the present disclosure
  • Figure 5 is a schematic flowchart three of the video conferencing method provided by an embodiment of the present disclosure.
  • Figure 6 is a schematic diagram 2 of the communication messages between the video conferencing terminal and the MCU provided by the embodiment of the present disclosure
  • Figure 7 is a schematic flowchart 4 of the video conferencing method provided by an embodiment of the present disclosure.
  • Figure 8 is a schematic flowchart 5 of the video conferencing method provided by an embodiment of the present disclosure.
  • Embodiments described herein may be described with reference to plan and/or cross-sectional illustrations, with the aid of idealized schematic illustrations of the present disclosure. Accordingly, example illustrations may be modified based on manufacturing techniques and/or tolerances. Therefore, the embodiments are not limited to those shown in the drawings but include modifications of configurations formed based on the manufacturing process. Accordingly, the regions illustrated in the figures are of a schematic nature and the shapes of the regions shown in the figures are illustrative of the specific shapes of regions of the element and are not intended to be limiting.
  • physical 1+1 backup is usually used to ensure the normal progress of video conferencing, that is, two sets of video conferencing systems are used, one as the main video conferencing system and the other as the backup video conferencing system.
  • Two sets of video conferencing systems A communication connection is established between them, and when the main video conferencing system suddenly encounters an abnormality, it switches to the backup video conferencing system.
  • step S11 receive the switching operation notification message sent by the second video conference terminal.
  • step S12 configure the locally stored current state parameters of the first video conference terminal to the second video conference terminal.
  • step S13 a switching operation response message is sent to the second video conferencing terminal, where the switching operation response message is used to indicate that the second video conferencing terminal is the master terminal.
  • the switch detects an abnormality in the first video conferencing terminal (for example, network disconnection, data packet loss, automatic shutdown, failure to receive media data, sound freeze, etc.) and is currently controlled by the
  • the first video conferencing terminal carries the video conferencing service (that is, the first video conferencing terminal serves as the active terminal)
  • the video conferencing service is switched from the first video conferencing terminal to the second video conferencing terminal.
  • the terminal serves as the primary terminal.
  • the second video conference terminal sends the switching operation notification message to the MCU to notify the MCU that the switching operation has occurred.
  • the same transmission network that the MCU and the first video conferencing terminal and the second video conferencing terminal are connected to can be an IP network (a packet switching network using IP protocol (Internet Protocol)), E1 local area network, WIFI ( Wireless-Fidelity, wireless fidelity network) and so on.
  • IP network a packet switching network using IP protocol (Internet Protocol)
  • E1 local area network a packet switching network using IP protocol (Internet Protocol)
  • WIFI Wireless-Fidelity, wireless fidelity network
  • the locally stored current status parameters of the first video conference terminal refer to parameters used to characterize the current status of the first video conference terminal in the video conference. For example, they may include: whether it is currently in the chairman role, broadcast Status, selected content, multi-viewer status, TV wall monitoring information, whether to send or receive auxiliary video, whether to mix audio, whether to mute, etc.
  • the conference management system in the MCU can also determine the current status of the first video conference terminal in the video conference after the MCU receives the switching operation notification message to determine the current status parameters of the first video conference terminal.
  • the first video conferencing terminal determines whether the first video conferencing terminal is currently a broadcast source, which terminals the first video conferencing terminal is currently viewing, whether the first video conferencing terminal is currently in a multi-screen state, whether the first video conferencing terminal currently uses a video wall Plans, etc.
  • the second video conference terminal After receiving the switching operation notification message sent by the second video conferencing terminal, it means that the second video conferencing terminal is outputting audio and video at this time, which means that the switcher switches the video conferencing service from the first video conferencing terminal to the second video conferencing terminal.
  • Conference terminal at this time, the second video conference terminal needs to inherit the status of the second video conference terminal, so the MCU configures the current status parameters of the first video conference terminal to the second video conference terminal.
  • the video conferencing method connects the first video conferencing terminal, the second video conferencing terminal and the MCU to the same transmission network, and the first video conferencing terminal
  • the second video conferencing terminal accesses the same audio and video signals and is connected to the same switch.
  • the MCU can learn that the switch switches the video conferencing service from the first video conferencing terminal to the second video conferencing terminal.
  • the video conferencing terminal switches to the second video conferencing terminal, then configures the locally stored current status parameters of the first video conferencing terminal to the second video conferencing terminal, and sends a switching operation response to the second video conferencing terminal.
  • the switching operation response message is used to indicate that the second video conferencing terminal is the primary terminal.
  • the networking method is simple and effectively saves energy; the switching operation is simple and the switching time is short, and users almost The switching operation is not detected, providing users with a good video conferencing experience.
  • the present disclosure also proposes that in some embodiments, the interface between the MCU and the first video conferencing terminal and the second video conferencing terminal adopts FECC (Camera Control Signaling Protocol) to communicate. .
  • FECC Cara Control Signaling Protocol
  • the interface between the MCU and the video conferencing terminal uses FECC for communication, which is decoupled from the specific communication protocol to ensure that the terminal can support the H.323 protocol proposed by ITU-T, the SIP protocol proposed by IETF, H320 (E1 special project), etc. Multiple protocols.
  • the conference management system in the MCU sets the initial active and backup status of the first video conferencing terminal and the second video conferencing terminal.
  • the conference management system fills in the terminal message
  • the initial active/standby status is sent to other modules of the MCU, and the other modules of the MCU notify the first video conference terminal and the second video conference terminal of the corresponding initial active/standby status.
  • the method before receiving the switching operation notification message sent by the second video conferencing terminal (ie step S11), as shown in Figure 4, the method may further include (by the The MCU performs the following steps S21 to S23.
  • step S21 the first video conference terminal and the second video conference terminal are added to the target video conference according to the local address book.
  • step S22 the initial active and standby status of the first video conferencing terminal is set as the main terminal, and the initial active and standby status of the second video conferencing terminal is set as the standby terminal.
  • step S23 corresponding initial active and standby status notification messages are sent to the first video conference terminal and the second video conference terminal respectively.
  • the MCU's local address book is used to maintain the addresses of video conferencing terminals that meet the conditions for participating in video conferencing.
  • the MCU The backup type of the second video conferencing terminal is modified, for example, it can be modified to "restore hot backup", indicating that both the first video conferencing terminal and the second video conferencing terminal are hot backup type video conferencing terminals.
  • the MCU When receiving the video conference initiation instruction and the first video conference terminal and the second video conference terminal are both designated participating terminals, the MCU adds the first video conference terminal and the second video conference terminal to the destination video conference according to the address book. And set the initial active and standby status of the first video conferencing terminal as the main terminal, set the initial active and standby status of the second video conferencing terminal as the standby terminal, and then notify the first video conferencing terminal and the second video conferencing terminal of the corresponding information. Initial active and standby status.
  • the MCU can also record information related to the switching operation.
  • step S14 in response to receiving the switching reason notification message forwarded by the second video conferencing terminal, return a switching reason confirmation message to the second video conferencing terminal; wherein the switching reason notification message is the switcher Sent to the second video conferencing terminal.
  • step S15 the log is updated according to the switching operation notification message and the switching reason notification message.
  • the e_AS_SwitchInd message can be sent to the MCU to notify the MCU of the reason for the switching of the video conferencing terminal.
  • the MCU can send the e_AS_SwitchAck message to the video conferencing terminal for confirmation.
  • the video conferencing terminal currently used as the active terminal is displayed in real time on the conference control page of the MCU. That is to say, before configuring the current status parameters of the first video conferencing terminal to the second video conferencing terminal, the real-time display on the conference control page of the MCU is always the first video conferencing terminal, then the first video conferencing terminal After the current status parameters are configured to the second video conferencing terminal, the second video conferencing terminal has officially become the master terminal, and the MCU needs to display the second video conferencing terminal on the conference control page.
  • the initial active and standby status of the first video conferencing terminal is set as the active terminal
  • the initial active and standby status of the second video conferencing terminal is set as standby (i.e. After step S22) and before configuring the locally stored current status parameters of the first video conferencing terminal to the second video conferencing terminal (ie, step S12)
  • the method may further include the following steps: the MCU The identification of the first video conferencing terminal is displayed on the local conference control page.
  • the method may further include the following steps: the MCU control page The identification of the second video conferencing terminal is displayed in .
  • the video conferencing method improved by the embodiment of the present disclosure can also be applied to a switch.
  • the switch is connected to both the first video conferencing terminal and the second video conferencing terminal.
  • the first video conferencing terminal and the second video conferencing terminal are connected to the switch.
  • the conference terminal and the MCU are connected to the same transmission network, and the first video conference terminal and the second video conference terminal are connected to the same audio and video signals.
  • the method may include the following step S31 performed by the switch.
  • step S31 in response to detecting that an abnormality occurs in the first video conferencing terminal and that the video conferencing service is currently carried by the first video conferencing terminal, the video conferencing service is switched from the first video conferencing terminal to the first video conferencing terminal.
  • the second video conferencing terminal in response to detecting that an abnormality occurs in the first video conferencing terminal and that the video conferencing service is currently carried by the first video conferencing terminal, the video conferencing service is switched from the first video conferencing terminal to the first video conferencing terminal.
  • the second video conferencing terminal in response to detecting that an abnormality occurs in the first video conferencing terminal and that the video conferencing service is currently carried by the first video conferencing terminal.
  • the video conferencing method improved by the embodiment of the present disclosure can also be applied to a second video conferencing terminal.
  • the second video conferencing terminal is connected to the same transmission network as the first video conferencing terminal and MCU.
  • the second video conferencing terminal Access the same audio and video signals as the first video conferencing terminal and both are connected to the same switch.
  • the method may include the following steps S41 and S42 performed by the second video conference terminal.
  • step S41 in response to the switch switching the video conferencing service from the first video conferencing terminal to the second video conferencing terminal, a switching operation notification message is sent to the MCU.
  • step S42 the switching operation response message sent by the MCU is received.
  • the method may further include the following steps: receiving a switching reason notification message sent by the switch; The reason notification message is forwarded to the MCU, so that the MCU updates the log according to the switching operation notification message and the switching reason notification message.
  • embodiments of the present disclosure also provide an electronic device, including:
  • processors one or more processors
  • a storage device on which one or more programs are stored
  • the one or more processors When the one or more programs are executed by the one or more processors, the one or more processors are caused to implement any video conferencing method as described above.
  • embodiments of the present disclosure also provide a computer storage medium on which a computer program is stored, wherein when the program is executed, any of the aforementioned video conferencing methods is implemented.
  • Such software may be distributed on computer-readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media).
  • computer storage media includes volatile and Non-volatile, removable and non-removable media.
  • Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disk (DVD) or other optical disk storage, magnetic cassettes, tapes, disk storage or other magnetic storage devices, or may Any other medium used to store the desired information and that can be accessed by a computer.
  • communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism, and may include any information delivery media .

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Telephonic Communication Services (AREA)

Abstract

La présente divulgation concerne un procédé de vidéoconférence. Le procédé est appliqué à une unité de commande multipoint (MCU) ; la MCU, un premier terminal de vidéoconférence et un second terminal de vidéoconférence accèdent au même réseau de transmission ; et le premier terminal de vidéoconférence et le second terminal de vidéoconférence accèdent au même signal audio/vidéo et les deux sont connectés au même commutateur. Le procédé consiste à : recevoir un message de notification d'opération de commutation envoyé par un second terminal de vidéoconférence ; configurer, pour le second terminal de vidéoconférence, les paramètres d'état actuels d'un premier terminal de vidéoconférence qui sont stockés localement ; et envoyer un message de réponse d'opération de commutation au second terminal de vidéoconférence, le message de réponse d'opération de commutation servant à indiquer que le second terminal de vidéoconférence est un terminal principal. La présente divulgation concerne également un procédé de vidéoconférence appliqué respectivement à un commutateur et à un second terminal de vidéoconférence, ainsi qu'un dispositif électronique et un support de stockage informatique.
PCT/CN2023/101775 2022-06-21 2023-06-21 Procédé de vidéoconférence, dispositif électronique et support de stockage informatique WO2023246883A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202210703462.4A CN117319593A (zh) 2022-06-21 2022-06-21 视频会议方法、电子设备及计算机存储介质
CN202210703462.4 2022-06-21

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101646057A (zh) * 2009-09-07 2010-02-10 深圳华为通信技术有限公司 一种远程呈现会议的控制装置、方法及远程呈现会议系统
CN104394349A (zh) * 2014-12-01 2015-03-04 大连科迪视频技术有限公司 用于视频会议的热备份多格式切换系统及方法
CN109618123A (zh) * 2018-12-20 2019-04-12 广东电网有限责任公司 一种视频会议系统
CN110401808A (zh) * 2018-04-24 2019-11-01 北京视联动力国际信息技术有限公司 一种会议控制的方法和装置
CN214154670U (zh) * 2021-02-09 2021-09-07 河北声光音响设备有限公司 一种双热备份视频会议系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101646057A (zh) * 2009-09-07 2010-02-10 深圳华为通信技术有限公司 一种远程呈现会议的控制装置、方法及远程呈现会议系统
CN104394349A (zh) * 2014-12-01 2015-03-04 大连科迪视频技术有限公司 用于视频会议的热备份多格式切换系统及方法
CN110401808A (zh) * 2018-04-24 2019-11-01 北京视联动力国际信息技术有限公司 一种会议控制的方法和装置
CN109618123A (zh) * 2018-12-20 2019-04-12 广东电网有限责任公司 一种视频会议系统
CN214154670U (zh) * 2021-02-09 2021-09-07 河北声光音响设备有限公司 一种双热备份视频会议系统

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