KR20230117264A - 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치 - Google Patents

4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치 Download PDF

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Publication number
KR20230117264A
KR20230117264A KR1020237026237A KR20237026237A KR20230117264A KR 20230117264 A KR20230117264 A KR 20230117264A KR 1020237026237 A KR1020237026237 A KR 1020237026237A KR 20237026237 A KR20237026237 A KR 20237026237A KR 20230117264 A KR20230117264 A KR 20230117264A
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South Korea
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video
coding unit
block
chroma
video data
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KR1020237026237A
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English (en)
Korean (ko)
Inventor
샤오위 슈
이-원 천
중-촨 마
홍-정 주
샹린 왕
빙 위
Original Assignee
베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드
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Publication of KR20230117264A publication Critical patent/KR20230117264A/ko
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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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/134—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
    • H04N19/17—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. 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
    • H04N19/70—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
KR1020237026237A 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치 Pending KR20230117264A (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201962914282P 2019-10-11 2019-10-11
US62/914,282 2019-10-11
US201962923390P 2019-10-18 2019-10-18
US62/923,390 2019-10-18
KR1020227015932A KR102564189B1 (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
PCT/US2020/055264 WO2021072379A1 (en) 2019-10-11 2020-10-12 Methods and apparatus of video coding in 4:4:4 chroma format

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020227015932A Division KR102564189B1 (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치

Publications (1)

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KR20230117264A true KR20230117264A (ko) 2023-08-07

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KR1020237026237A Pending KR20230117264A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020237026238A Pending KR20230118711A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020227015932A Active KR102564189B1 (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020237026239A Pending KR20230117265A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020237026232A Pending KR20230117263A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020237026240A Pending KR20230117266A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치

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KR1020237026238A Pending KR20230118711A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020227015932A Active KR102564189B1 (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020237026239A Pending KR20230117265A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020237026232A Pending KR20230117263A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치
KR1020237026240A Pending KR20230117266A (ko) 2019-10-11 2020-10-12 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치

Country Status (7)

Country Link
US (4) US12069311B2 (https=)
EP (1) EP4042698A4 (https=)
JP (6) JP7193679B2 (https=)
KR (6) KR20230117264A (https=)
CN (4) CN115086681B (https=)
MX (3) MX2022004340A (https=)
WO (1) WO2021072379A1 (https=)

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WO2021141226A1 (ko) * 2020-01-10 2021-07-15 엘지전자 주식회사 루마 성분 및 크로마 성분에 대한 bdpcm 기반 영상 디코딩 방법 및 그 장치
KR20240059003A (ko) * 2020-06-12 2024-05-07 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 4:4:4 색 포맷의 비디오 코딩 방법 및 장치
WO2025002293A1 (en) * 2023-06-28 2025-01-02 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2025065280A1 (en) * 2023-09-26 2025-04-03 Douyin Vision Co., Ltd. Method, apparatus, and medium for video coding
WO2025075898A1 (en) * 2023-10-06 2025-04-10 Bytedance Inc. Displacement data coding for dynamic mesh coding

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Publication number Publication date
CN114762337A (zh) 2022-07-15
JP7719246B2 (ja) 2025-08-05
JP7727057B2 (ja) 2025-08-20
KR20230118711A (ko) 2023-08-11
CN118573898A (zh) 2024-08-30
KR20230117266A (ko) 2023-08-07
JP2023027229A (ja) 2023-03-01
JP2025166093A (ja) 2025-11-05
US12574561B2 (en) 2026-03-10
CN115086681B (zh) 2023-10-13
KR20220071283A (ko) 2022-05-31
JP2024119971A (ja) 2024-09-03
JP7438317B2 (ja) 2024-02-26
JP2022542492A (ja) 2022-10-03
JP7506133B2 (ja) 2024-06-25
JP2024116348A (ja) 2024-08-27
MX2025005814A (es) 2025-06-02
US12483731B2 (en) 2025-11-25
EP4042698A1 (en) 2022-08-17
EP4042698A4 (en) 2023-03-22
KR20230117265A (ko) 2023-08-07
WO2021072379A1 (en) 2021-04-15
CN118573897A (zh) 2024-08-30
MX2025005813A (es) 2025-06-02
JP2023002788A (ja) 2023-01-10
US20240364932A1 (en) 2024-10-31
US20220303580A1 (en) 2022-09-22
MX2022004340A (es) 2022-07-19
KR102564189B1 (ko) 2023-08-04
CN115086681A (zh) 2022-09-20
US20240364930A1 (en) 2024-10-31
JP7193679B2 (ja) 2022-12-20
KR20230117263A (ko) 2023-08-07
US12069311B2 (en) 2024-08-20
US20240364931A1 (en) 2024-10-31

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