WO2011137866A3 - 一种视频信号的处理方法、装置与*** - Google Patents

一种视频信号的处理方法、装置与*** Download PDF

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Publication number
WO2011137866A3
WO2011137866A3 PCT/CN2011/077105 CN2011077105W WO2011137866A3 WO 2011137866 A3 WO2011137866 A3 WO 2011137866A3 CN 2011077105 W CN2011077105 W CN 2011077105W WO 2011137866 A3 WO2011137866 A3 WO 2011137866A3
Authority
WO
WIPO (PCT)
Prior art keywords
video signal
signal processing
brightness
video
disclosed
Prior art date
Application number
PCT/CN2011/077105
Other languages
English (en)
French (fr)
Other versions
WO2011137866A2 (zh
Inventor
颜栋卿
Original Assignee
华为终端有限公司
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 华为终端有限公司 filed Critical 华为终端有限公司
Priority to CN2011800013383A priority Critical patent/CN102318337A/zh
Priority to PCT/CN2011/077105 priority patent/WO2011137866A2/zh
Publication of WO2011137866A2 publication Critical patent/WO2011137866A2/zh
Publication of WO2011137866A3 publication Critical patent/WO2011137866A3/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness
    • H04N5/58—Control of contrast or brightness in dependence upon ambient light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
    • H04N21/42202—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS] environmental sensors, e.g. for detecting temperature, luminosity, pressure, earthquakes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4318—Generation of visual interfaces for content selection or interaction; Content or additional data rendering by altering the content in the rendering process, e.g. blanking, blurring or masking an image region

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Remote Sensing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Television Receiver Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

本发明实施例涉及终端技术领域，尤其涉及一种视频信号处理的方法与装置。本发明实施例公开了一种视频信号处理的方法，包括：获取电信号，所述电信号用于表示环境光线明暗程度；根据所述电信号确定亮度调节幅值；根据所述亮度调节幅值对接收的视频信号进行色域空间转换；输出所述转换后的视频信号。本发明实施例还公开了与该视频信号处理方法相应的装置与***。通过本发明实施例，实现了在环境较暗时，视频播放装置能够根据环境光线明暗程度自动调节视频画面的亮度，降低视频画面与周围环境的明暗反差，减小对眼睛的伤害。
PCT/CN2011/077105 2011-07-13 2011-07-13 一种视频信号的处理方法、装置与*** WO2011137866A2 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2011800013383A CN102318337A (zh) 2011-07-13 2011-07-13 一种视频信号的处理方法、装置与***
PCT/CN2011/077105 WO2011137866A2 (zh) 2011-07-13 2011-07-13 一种视频信号的处理方法、装置与***

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/077105 WO2011137866A2 (zh) 2011-07-13 2011-07-13 一种视频信号的处理方法、装置与***

Publications (2)

Publication Number Publication Date
WO2011137866A2 WO2011137866A2 (zh) 2011-11-10
WO2011137866A3 true WO2011137866A3 (zh) 2012-03-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/077105 WO2011137866A2 (zh) 2011-07-13 2011-07-13 一种视频信号的处理方法、装置与***

Country Status (2)

Country Link
CN (1) CN102318337A (zh)
WO (1) WO2011137866A2 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104902088B (zh) * 2015-05-25 2017-09-29 广东欧珀移动通信有限公司 移动终端调整屏幕亮度的方法及装置
US20170279866A1 (en) * 2016-03-22 2017-09-28 Intel Corporation Adaptation of streaming data based on the environment at a receiver
US10692467B2 (en) 2018-05-04 2020-06-23 Microsoft Technology Licensing, Llc Automatic application of mapping functions to video signals based on inferred parameters
CN111353054B (zh) * 2018-12-24 2023-06-06 腾讯科技（深圳）有限公司 多媒体数据的呈现方法、装置、终端及存储介质
CN111147783A (zh) * 2020-01-07 2020-05-12 上海万得维进出口有限公司 Hdmi传输装置上实现视频信号自动亮度调节功能的***、方法及其应用
CN113467171B (zh) * 2020-03-31 2022-11-01 苏州佳世达光电有限公司 用于投影装置的控制方法及应用其的投影装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1972456A (zh) * 2005-11-22 2007-05-30 逐点半导体（上海）有限公司 色彩空间转换装置及转换方法
TW200727220A (en) * 2006-01-02 2007-07-16 Marketech Int Corp Automatic adjustment method for brightness of LCD
CN101860761A (zh) * 2010-04-16 2010-10-13 浙江大学 投影显示图像颜色失真校正方法
CN101953169A (zh) * 2008-02-15 2011-01-19 半导体解法株式会社 对ccd图像传感器输出的图像信号执行数字处理的方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1972456A (zh) * 2005-11-22 2007-05-30 逐点半导体（上海）有限公司 色彩空间转换装置及转换方法
TW200727220A (en) * 2006-01-02 2007-07-16 Marketech Int Corp Automatic adjustment method for brightness of LCD
CN101953169A (zh) * 2008-02-15 2011-01-19 半导体解法株式会社 对ccd图像传感器输出的图像信号执行数字处理的方法
CN101860761A (zh) * 2010-04-16 2010-10-13 浙江大学 投影显示图像颜色失真校正方法

Also Published As

Publication number Publication date
WO2011137866A2 (zh) 2011-11-10
CN102318337A (zh) 2012-01-11

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