Caption displaying method and system in video program

A video program and display system technology, applied in the field of streaming media, can solve problems such as the difficulty of understanding and judging field attributes, and the inability to use subtitles of video streaming media, etc., to achieve the effect of enriching display forms

Active Publication Date: 2006-11-22
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] This kind of application just provides a way for markup language to arrange text in different directions, and cannot be used in subtitles o

Method used

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  • Caption displaying method and system in video program
  • Caption displaying method and system in video program
  • Caption displaying method and system in video program

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Embodiment Construction

[0046] The core idea of ​​the present invention is to provide a method and system for displaying subtitles in a video program. By adding a text direction information field in the subtitle encoding format, the arrangement direction of the characters in the subtitles can be controlled, thereby realizing the display of subtitles in the video program. Display forms in different directions.

[0047] The present invention provides a subtitle display system in a video program, which can be applied in subtitle technologies such as DVB, MPEG-4 or 3GPP. This embodiment takes the application in DVB subtitle coding technology as an example, and the structural diagram of the system is as follows figure 1 As shown, it includes a server and a terminal, wherein the server at least includes: a subtitle data storage module with direction information, a subtitle encoding module with text direction, and a communication module; the terminal includes at least: a subtitle decoding module with text di...

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Abstract

The invention relates to a display method of caption in video program and relative system, belonging to the flow media technique. Wherein, said method comprises: first, the server adds the letter direction information into the caption code format; based on said letter direction information, coding and transmitting the caption data to the terminal; the terminal, based on the caption letter direction information, decodes to obtain the image of each letter and to be composed into the caption image according to the direction of letter, to be combined with video image to be displayed on the display. The invention, via adding letter direction information bits in the caption code format, can display the caption in different letter directions.

Description

technical field [0001] The invention relates to the technical field of streaming media, in particular to a method and system for displaying subtitles in video programs. Background technique [0002] Subtitles are an important part of video programs. They are textual descriptions of character language, scene descriptions and other information in video programs; they are an important supplement to video content. [0003] There are mainly two methods of subtitle technology in the existing coding technology, one is to store and send in the form of images, and the other is to store and send in the form of character codes. At present, in the case of IPTV (Internet Television) and the like that require high-efficiency compression and low-bandwidth transmission of programs, subtitle data is mainly stored and transmitted in the form of characters. [0004] The subtitle technical standard of DVB (Digital Video Broadcasting) defines a subtitle encoding technique in the case of adoptin...

Claims

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Application Information

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IPC IPC(8): H04N5/278H04N21/236H04N21/431H04N21/435
Inventor 马伟
Owner HUAWEI TECH CO LTD
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