METHODS AND DEVICES FOR VIDEO COMMUNICATION IN A DOOR ENTRY SYSTEM, AND A DOOR ENTRY SYSTEM

摘要

Embodiments of the present disclosure relate to a method and device for transmitting video in a door entry system, a method and device for receiving video in a door entry system, a method and device for coordinating video communication in a door entry system and a door entry system. In an embodiment of the present disclosure,the method for transmitting video in a door entry system comprises sending information on a plurality of video formats supported by a calling device; receiving information on a video format selected from the plurality of video formats by a called device; and sending video in the selected video format. With embodiments of the present disclosure, it can enable video transmission in multiple video formats so that each communication terminal can receive video in a video format suitable for itself, which can well process issues on performance difference among different communication terminals in the door entry system and will greatly improve the user experience.