EP3449633A4 - Method and apparatus of palette mode coding for colour video data - Google Patents

Method and apparatus of palette mode coding for colour video data Download PDF

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Publication number
EP3449633A4
EP3449633A4 EP17805750.1A EP17805750A EP3449633A4 EP 3449633 A4 EP3449633 A4 EP 3449633A4 EP 17805750 A EP17805750 A EP 17805750A EP 3449633 A4 EP3449633 A4 EP 3449633A4
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EP
European Patent Office
Prior art keywords
video data
mode coding
palette mode
colour video
colour
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP17805750.1A
Other languages
German (de)
French (fr)
Other versions
EP3449633A1 (en
Inventor
Tzu-Der Chuang
Yu-chen SUN
Shan Liu
Ching-Yeh Chen
Yu-Wen Huang
Xiaozhong Xu
Wang-lin LAI
Jing Ye
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MediaTek Inc
Original Assignee
MediaTek Inc
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 MediaTek Inc filed Critical MediaTek Inc
Priority to EP20180787.2A priority Critical patent/EP3731527B1/en
Publication of EP3449633A1 publication Critical patent/EP3449633A1/en
Publication of EP3449633A4 publication Critical patent/EP3449633A4/en
Withdrawn legal-status Critical Current

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    • 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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP17805750.1A 2016-05-28 2017-05-26 Method and apparatus of palette mode coding for colour video data Withdrawn EP3449633A4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20180787.2A EP3731527B1 (en) 2016-05-28 2017-05-26 Method and apparatus of palette mode coding for colour video data

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662342882P 2016-05-28 2016-05-28
PCT/CN2017/086066 WO2017206805A1 (en) 2016-05-28 2017-05-26 Method and apparatus of palette mode coding for colour video data

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP20180787.2A Division EP3731527B1 (en) 2016-05-28 2017-05-26 Method and apparatus of palette mode coding for colour video data

Publications (2)

Publication Number Publication Date
EP3449633A1 EP3449633A1 (en) 2019-03-06
EP3449633A4 true EP3449633A4 (en) 2019-12-18

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EP20180787.2A Active EP3731527B1 (en) 2016-05-28 2017-05-26 Method and apparatus of palette mode coding for colour video data
EP17805750.1A Withdrawn EP3449633A4 (en) 2016-05-28 2017-05-26 Method and apparatus of palette mode coding for colour video data

Family Applications Before (1)

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EP20180787.2A Active EP3731527B1 (en) 2016-05-28 2017-05-26 Method and apparatus of palette mode coding for colour video data

Country Status (6)

Country Link
EP (2) EP3731527B1 (en)
CN (2) CN109479137B (en)
ES (1) ES2935261T3 (en)
PL (1) PL3731527T3 (en)
TW (1) TWI672943B (en)
WO (1) WO2017206805A1 (en)

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CN114128272B (en) 2019-06-20 2024-03-26 Lg电子株式会社 Video or image coding based on mapping of luma samples and scaling of chroma samples
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EP3973450A4 (en) 2019-06-28 2023-02-22 ByteDance Inc. Chroma intra mode derivation in screen content coding
EP4358514A3 (en) * 2019-07-19 2024-06-12 Wilus Institute of Standards and Technology Inc. Video signal processing method and device
CN114175662B (en) 2019-07-20 2023-11-24 北京字节跳动网络技术有限公司 Condition dependent codec with palette mode usage indication
KR20220035154A (en) * 2019-07-21 2022-03-21 엘지전자 주식회사 Image encoding/decoding method, apparatus and method of transmitting bitstream for signaling chroma component prediction information according to whether or not the palette mode is applied
CN117221536A (en) 2019-07-23 2023-12-12 北京字节跳动网络技术有限公司 Mode determination for palette mode coding and decoding
WO2021013210A1 (en) * 2019-07-23 2021-01-28 Beijing Bytedance Network Technology Co., Ltd. Mode determining for palette mode in prediction process
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CN114223206A (en) 2019-08-15 2022-03-22 字节跳动有限公司 Color palette mode using different division structures
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KR102624438B1 (en) 2019-09-19 2024-01-15 바이트댄스 아이엔씨 Derivation of quantization parameters for palette mode
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Also Published As

Publication number Publication date
EP3731527B1 (en) 2022-10-19
WO2017206805A1 (en) 2017-12-07
TWI672943B (en) 2019-09-21
PL3731527T3 (en) 2023-01-09
CN113727109A (en) 2021-11-30
CN113727109B (en) 2023-12-29
TW201811043A (en) 2018-03-16
ES2935261T3 (en) 2023-03-03
CN109479137B (en) 2021-09-21
CN109479137A (en) 2019-03-15
EP3449633A1 (en) 2019-03-06
EP3731527A1 (en) 2020-10-28

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