BR112017015593A2 - método e aparelho de codificação e decodificação de uma imagem a cores - Google Patents

método e aparelho de codificação e decodificação de uma imagem a cores

Info

Publication number
BR112017015593A2
BR112017015593A2 BR112017015593A BR112017015593A BR112017015593A2 BR 112017015593 A2 BR112017015593 A2 BR 112017015593A2 BR 112017015593 A BR112017015593 A BR 112017015593A BR 112017015593 A BR112017015593 A BR 112017015593A BR 112017015593 A2 BR112017015593 A2 BR 112017015593A2
Authority
BR
Brazil
Prior art keywords
luminance
color image
component
obtaining
color
Prior art date
Application number
BR112017015593A
Other languages
English (en)
Portuguese (pt)
Inventor
LELEANNEC Fabrice
Bordes Philippe
Lasserre Sebastien
Original Assignee
Thomson Licensing
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 Thomson Licensing filed Critical Thomson Licensing
Publication of BR112017015593A2 publication Critical patent/BR112017015593A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/36—Scalability techniques involving formatting the layers as a function of picture distortion after decoding, e.g. signal-to-noise [SNR] scalability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
BR112017015593A 2015-01-30 2016-01-25 método e aparelho de codificação e decodificação de uma imagem a cores BR112017015593A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15305119.8A EP3051825A1 (en) 2015-01-30 2015-01-30 A method and apparatus of encoding and decoding a color picture
PCT/EP2016/051448 WO2016120208A1 (en) 2015-01-30 2016-01-25 A method and apparatus of encoding and decoding a color picture

Publications (1)

Publication Number Publication Date
BR112017015593A2 true BR112017015593A2 (pt) 2018-03-13

Family

ID=52473835

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017015593A BR112017015593A2 (pt) 2015-01-30 2016-01-25 método e aparelho de codificação e decodificação de uma imagem a cores

Country Status (11)

Country Link
US (1) US20180014024A1 (https=)
EP (2) EP3051825A1 (https=)
JP (1) JP2018507618A (https=)
KR (1) KR20170110088A (https=)
CN (1) CN107211129A (https=)
AU (1) AU2016212242A1 (https=)
BR (1) BR112017015593A2 (https=)
CA (1) CA2973637A1 (https=)
MX (1) MX2017009750A (https=)
RU (1) RU2705013C2 (https=)
WO (1) WO2016120208A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6937781B2 (ja) 2016-05-04 2021-09-22 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 高ダイナミックレンジ画像を符号化ビットストリームへ符号化／復号する方法と装置
BR112021018089A2 (pt) * 2019-03-12 2021-11-23 Fraunhofer Ges Forschung Transformada de intercomponente seletiva (ict) para conversão de imagem e vídeo em código
US11803948B2 (en) 2019-04-23 2023-10-31 Dolby Laboratories Licensing Corporation Display management for high dynamic range images

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8014445B2 (en) * 2006-02-24 2011-09-06 Sharp Laboratories Of America, Inc. Methods and systems for high dynamic range video coding
CN102349290B (zh) * 2009-03-10 2014-12-17 杜比实验室特许公司 扩展动态范围和扩展维数图像信号转换
WO2010105036A1 (en) * 2009-03-13 2010-09-16 Dolby Laboratories Licensing Corporation Layered compression of high dynamic range, visual dynamic range, and wide color gamut video
CN102422322B (zh) * 2009-05-11 2015-01-21 杜比实验室特许公司 用于在目标环境下在装置处再现来自源环境的图像的色貌的方法和设备
JP5569042B2 (ja) * 2010-03-02 2014-08-13 株式会社リコー 画像処理装置、撮像装置及び画像処理方法
PL4421797T3 (pl) * 2011-09-27 2025-09-01 Koninklijke Philips N.V. Urządzenie i sposób do przekształcenia zakresu dynamiki obrazów

Also Published As

Publication number Publication date
AU2016212242A1 (en) 2017-08-03
JP2018507618A (ja) 2018-03-15
EP3251369A1 (en) 2017-12-06
CA2973637A1 (en) 2016-08-04
WO2016120208A1 (en) 2016-08-04
US20180014024A1 (en) 2018-01-11
RU2017127151A (ru) 2019-02-28
KR20170110088A (ko) 2017-10-10
RU2017127151A3 (https=) 2019-06-25
RU2705013C2 (ru) 2019-11-01
CN107211129A (zh) 2017-09-26
MX2017009750A (es) 2017-10-27
EP3051825A1 (en) 2016-08-03

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Legal Events

Date Code Title Description
B25G Requested change of headquarter approved

Owner name: THOMSON LICENSING (FR)

B25A Requested transfer of rights approved

Owner name: INTERDIGITAL VC HOLDINGS, INC. (US)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements