KR102885579B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치

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Publication number
KR102885579B1
KR102885579B1 KR1020227025281A KR20227025281A KR102885579B1 KR 102885579 B1 KR102885579 B1 KR 102885579B1 KR 1020227025281 A KR1020227025281 A KR 1020227025281A KR 20227025281 A KR20227025281 A KR 20227025281A KR 102885579 B1 KR102885579 B1 KR 102885579B1
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KR
South Korea
Prior art keywords
reconstructed samples
value
output
color component
prediction information
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KR1020227025281A
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English (en)
Korean (ko)
Other versions
KR20220116032A (ko
Inventor
이신 두
신 자오
산 류
Original Assignee
텐센트 아메리카 엘엘씨
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Priority to KR1020257037533A priority Critical patent/KR20250165674A/ko
Publication of KR20220116032A publication Critical patent/KR20220116032A/ko
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Publication of KR102885579B1 publication Critical patent/KR102885579B1/ko
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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/30—Noise filtering
    • 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
    • H04N19/102—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
    • H04N19/169—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
    • H04N19/169—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227025281A 2020-11-12 2021-06-29 비디오 코딩을 위한 방법 및 장치 Active KR102885579B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257037533A KR20250165674A (ko) 2020-11-12 2021-06-29 비디오 코딩을 위한 방법 및 장치

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063113120P 2020-11-12 2020-11-12
US63/113,120 2020-11-12
US17/360,840 2021-06-28
US17/360,840 US11689743B2 (en) 2020-11-12 2021-06-28 Method and apparatus for video coding
PCT/US2021/039600 WO2022103443A1 (en) 2020-11-12 2021-06-29 Method and apparatus for video coding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020257037533A Division KR20250165674A (ko) 2020-11-12 2021-06-29 비디오 코딩을 위한 방법 및 장치

Publications (2)

Publication Number Publication Date
KR20220116032A KR20220116032A (ko) 2022-08-19
KR102885579B1 true KR102885579B1 (ko) 2025-11-13

Family

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Family Applications (2)

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KR1020257037533A Pending KR20250165674A (ko) 2020-11-12 2021-06-29 비디오 코딩을 위한 방법 및 장치
KR1020227025281A Active KR102885579B1 (ko) 2020-11-12 2021-06-29 비디오 코딩을 위한 방법 및 장치

Family Applications Before (1)

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KR1020257037533A Pending KR20250165674A (ko) 2020-11-12 2021-06-29 비디오 코딩을 위한 방법 및 장치

Country Status (6)

Country Link
US (3) US11689743B2 (enExample)
EP (2) EP4066504A4 (enExample)
JP (3) JP7423808B2 (enExample)
KR (2) KR20250165674A (enExample)
CN (2) CN119324990A (enExample)
WO (1) WO2022103443A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024027808A1 (en) * 2022-08-04 2024-02-08 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
CN120035995A (zh) * 2022-10-12 2025-05-23 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150016512A1 (en) * 2013-07-15 2015-01-15 Qualcomm Incorporated Inter-color component residual prediction
WO2020182620A1 (en) * 2019-03-08 2020-09-17 Canon Kabushiki Kaisha An adaptive loop filter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101335897B (zh) 2007-06-28 2010-08-25 联想(北京)有限公司 图像压缩/解码方法及系统
AU2012276628B2 (en) 2011-06-30 2016-05-05 Sony Corporation Image Processing Device and Image Processing Method
US10623759B2 (en) * 2012-06-13 2020-04-14 Sony Corporation Decoupling enhancements in sample adaptive offset (SAO) for high efficiency video encoder (HEVC)
EP3114843B1 (en) * 2014-03-04 2019-08-07 Microsoft Technology Licensing, LLC Adaptive switching of color spaces
US10264285B2 (en) * 2014-05-22 2019-04-16 Qualcomm Incorporated Coding runs in palette-based video coding
US10200700B2 (en) * 2014-06-20 2019-02-05 Qualcomm Incorporated Cross-component prediction in video coding
JP6880310B2 (ja) * 2018-03-29 2021-06-02 日本放送協会 画像符号化装置、画像復号装置、及びプログラム
KR102851281B1 (ko) * 2018-03-29 2025-08-26 닛폰 호소 교카이 화상 부호화 장치, 화상 복호 장치 및 프로그램
US20210105506A1 (en) * 2019-10-07 2021-04-08 Sharp Kabushiki Kaisha Systems and methods for applying deblocking filters to reconstructed video data
WO2022046903A1 (en) 2020-08-26 2022-03-03 Beijing Dajia Internet Information Technology Co., Ltd. Chroma coding enhancement in cross-component sample adaptive offset

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150016512A1 (en) * 2013-07-15 2015-01-15 Qualcomm Incorporated Inter-color component residual prediction
WO2020182620A1 (en) * 2019-03-08 2020-09-17 Canon Kabushiki Kaisha An adaptive loop filter

Also Published As

Publication number Publication date
US12231682B2 (en) 2025-02-18
US11689743B2 (en) 2023-06-27
KR20250165674A (ko) 2025-11-26
JP2023515931A (ja) 2023-04-17
EP4672181A2 (en) 2025-12-31
CN119324990A (zh) 2025-01-17
EP4066504A4 (en) 2023-05-03
JP2024026818A (ja) 2024-02-28
US20220150536A1 (en) 2022-05-12
US20230232041A1 (en) 2023-07-20
EP4066504A1 (en) 2022-10-05
JP2025100668A (ja) 2025-07-03
CN115336268B (zh) 2024-11-22
KR20220116032A (ko) 2022-08-19
JP7423808B2 (ja) 2024-01-29
WO2022103443A1 (en) 2022-05-19
US20250150621A1 (en) 2025-05-08
JP7667328B2 (ja) 2025-04-22
CN115336268A (zh) 2022-11-11

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