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SI4002843T1 - Metoda za kodiranje/dekodiranje slike in naprava za signaliziranje informacij o napovedovanju kroma komponent glede na uporabnost načina palete ter metoda za prenos bitnega toka - Google Patents

Metoda za kodiranje/dekodiranje slike in naprava za signaliziranje informacij o napovedovanju kroma komponent glede na uporabnost načina palete ter metoda za prenos bitnega toka

Info

Publication number
SI4002843T1
SI4002843T1 SI202030418T SI202030418T SI4002843T1 SI 4002843 T1 SI4002843 T1 SI 4002843T1 SI 202030418 T SI202030418 T SI 202030418T SI 202030418 T SI202030418 T SI 202030418T SI 4002843 T1 SI4002843 T1 SI 4002843T1
Authority
SI
Slovenia
Prior art keywords
applicable
information according
image encoding
prediction information
chroma component
Prior art date
Application number
SI202030418T
Other languages
English (en)
Inventor
Hyeong Moon Jang
Original Assignee
Lg Electronics 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 Lg Electronics Inc. filed Critical Lg Electronics Inc.
Publication of SI4002843T1 publication Critical patent/SI4002843T1/sl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/107Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/1883Methods 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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/91Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SI202030418T 2019-07-21 2020-07-21 Metoda za kodiranje/dekodiranje slike in naprava za signaliziranje informacij o napovedovanju kroma komponent glede na uporabnost načina palete ter metoda za prenos bitnega toka SI4002843T1 (sl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962876766P 2019-07-21 2019-07-21
EP20843702.0A EP4002843B1 (en) 2019-07-21 2020-07-21 Image encoding/decoding method and device for signaling chroma component prediction information according to whether palette mode is applicable, and method for transmitting bitstream
PCT/KR2020/009618 WO2021015537A1 (ko) 2019-07-21 2020-07-21 팔레트 모드의 적용 여부에 따라 크로마 성분 예측 정보를 시그널링 하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법

Publications (1)

Publication Number Publication Date
SI4002843T1 true SI4002843T1 (sl) 2024-06-28

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SI202030418T SI4002843T1 (sl) 2019-07-21 2020-07-21 Metoda za kodiranje/dekodiranje slike in naprava za signaliziranje informacij o napovedovanju kroma komponent glede na uporabnost načina palete ter metoda za prenos bitnega toka

Country Status (13)

Country Link
US (3) US11659172B2 (sl)
EP (2) EP4002843B1 (sl)
JP (2) JP2022542083A (sl)
CN (1) CN114402595B (sl)
AU (2) AU2020318306B2 (sl)
CA (2) CA3240457A1 (sl)
ES (1) ES2985144T3 (sl)
FI (1) FI4002843T3 (sl)
HR (1) HRP20240520T1 (sl)
HU (1) HUE067208T2 (sl)
PL (1) PL4002843T3 (sl)
SI (1) SI4002843T1 (sl)
WO (1) WO2021015537A1 (sl)

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SG11202111967VA (en) 2019-05-10 2021-11-29 Beijing Bytedance Network Technology Co Ltd Multiple secondary transform matrices for video processing
KR20220016844A (ko) 2019-06-07 2022-02-10 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 비트스트림들에서 감축된 2차 변환의 조건부 시그널링
EP3994887A4 (en) 2019-08-03 2022-09-28 Beijing Bytedance Network Technology Co., Ltd. MATRIX SELECTION FOR A REDUCED SECONDARY TRANSFORM IN VIDEO CODING
WO2021032045A1 (en) 2019-08-17 2021-02-25 Beijing Bytedance Network Technology Co., Ltd. Context modeling of side information for reduced secondary transforms in video
US12126794B2 (en) * 2021-09-30 2024-10-22 Tencent America LLC Adaptive transforms for compound inter-intra prediction modes

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WO2016057323A1 (en) 2014-10-06 2016-04-14 Huawei Technologies Co., Ltd. Improved palette mode in high efficiency video coding (hevc) screen content coding (scc)
CN106797478B (zh) 2014-11-06 2019-09-24 联发科技股份有限公司 调色板编码的方法
WO2016074147A1 (en) 2014-11-11 2016-05-19 Mediatek Singapore Pte. Ltd. Separated coding tree for luma and chroma
EP3207712B1 (en) * 2014-11-12 2021-06-09 HFI Innovation Inc. Method of escape pixel coding in palette coding mode
CN114630131B (zh) * 2014-11-12 2023-11-07 寰发股份有限公司 索引映射编解码中的跳出像素编解码方法
EP3219099B1 (en) * 2014-12-19 2021-04-28 HFI Innovation Inc. Methods of palette based prediction for non-444 color format in video and image coding
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WO2016120468A1 (en) * 2015-01-29 2016-08-04 Canon Kabushiki Kaisha Palette predictor initializer when encoding or decoding self-contained coding structures
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Also Published As

Publication number Publication date
EP4002843A1 (en) 2022-05-25
JP2022542083A (ja) 2022-09-29
US20240305779A1 (en) 2024-09-12
ES2985144T3 (es) 2024-11-04
EP4002843B1 (en) 2024-03-27
CN114402595B (zh) 2024-12-17
CA3240457A1 (en) 2021-01-28
US20220174274A1 (en) 2022-06-02
JP2024119967A (ja) 2024-09-03
KR20220035154A (ko) 2022-03-21
HRP20240520T1 (hr) 2024-07-05
CN114402595A (zh) 2022-04-26
EP4002843A4 (en) 2023-03-29
FI4002843T3 (fi) 2024-04-25
AU2024200815A1 (en) 2024-02-29
US20230291896A1 (en) 2023-09-14
PL4002843T3 (pl) 2024-06-17
AU2020318306B2 (en) 2024-02-22
US12028516B2 (en) 2024-07-02
EP4346209A1 (en) 2024-04-03
AU2020318306A1 (en) 2022-03-17
US11659172B2 (en) 2023-05-23
WO2021015537A1 (ko) 2021-01-28
HUE067208T2 (hu) 2024-10-28
CA3148417A1 (en) 2021-01-28

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