KR20220024658A - 비디오 데이터의 변환-스킵 잔차 코딩 - Google Patents

비디오 데이터의 변환-스킵 잔차 코딩 Download PDF

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KR20220024658A
KR20220024658A KR1020227001694A KR20227001694A KR20220024658A KR 20220024658 A KR20220024658 A KR 20220024658A KR 1020227001694 A KR1020227001694 A KR 1020227001694A KR 20227001694 A KR20227001694 A KR 20227001694A KR 20220024658 A KR20220024658 A KR 20220024658A
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coding
scanning
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Korean (ko)
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모함메드 지. 사르워
얀 예
지안콩 루오
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알리바바 그룹 홀딩 리미티드
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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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
    • 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
    • H04N19/102—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Error Detection And Correction (AREA)
KR1020227001694A 2019-06-24 2020-05-12 비디오 데이터의 변환-스킵 잔차 코딩 Pending KR20220024658A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962865916P 2019-06-24 2019-06-24
US62/865,916 2019-06-24
US201962902115P 2019-09-18 2019-09-18
US62/902,115 2019-09-18
US201962953460P 2019-12-24 2019-12-24
US62/953,460 2019-12-24
PCT/US2020/032460 WO2020263442A1 (en) 2019-06-24 2020-05-12 Transform-skip residual coding of video data

Publications (1)

Publication Number Publication Date
KR20220024658A true KR20220024658A (ko) 2022-03-03

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US (5) US12041270B2 (https=)
EP (2) EP3987809A4 (https=)
JP (5) JP7682108B2 (https=)
KR (1) KR20220024658A (https=)
CN (6) CN114679917B9 (https=)
WO (1) WO2020263442A1 (https=)

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WO2023191261A1 (ko) * 2022-03-30 2023-10-05 엘지전자 주식회사 영상 코딩 시스템에서 레지듀얼 정보를 코딩하는 방법 및 장치

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CN115460403A (zh) * 2017-07-31 2022-12-09 韩国电子通信研究院 对图像编码和解码的方法及存储比特流的计算机可读介质
CN114679917B9 (zh) * 2019-06-24 2025-07-08 阿里巴巴集团控股有限公司 视频数据的变换跳过残差编码
CN116939220B (zh) * 2019-09-24 2024-08-23 北京达佳互联信息技术有限公司 残差和系数编解码的方法和装置
KR20220121747A (ko) * 2021-02-25 2022-09-01 주식회사 케이티 비디오 신호 부호화/복호화 방법 및 상기 부호화 방법에 의해 생성된 데이터 스트림을 저장하는 기록 매체
CN119893123B (zh) * 2021-03-12 2026-03-24 Oppo广东移动通信有限公司 系数编解码方法、编解码设备及存储介质
EP4307683A4 (en) * 2021-03-17 2025-03-05 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Coefficient coding/decoding method, encoder, decoder, and computer storage medium
CN119545022B (zh) * 2022-04-28 2026-03-17 Oppo广东移动通信有限公司 视频编码中的子块编码推断
WO2025148495A1 (en) * 2024-01-11 2025-07-17 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for coefficient coding in video coding

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CN103650510B (zh) * 2011-07-15 2018-05-22 谷歌技术控股有限责任公司 用于变换系数级编码的上下文建模技术
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023191261A1 (ko) * 2022-03-30 2023-10-05 엘지전자 주식회사 영상 코딩 시스템에서 레지듀얼 정보를 코딩하는 방법 및 장치

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CN119946309B (zh) 2025-09-12
US20250280152A1 (en) 2025-09-04
CN119946308A (zh) 2025-05-06
JP7822504B2 (ja) 2026-03-02
JP7824465B2 (ja) 2026-03-04
JP2025120186A (ja) 2025-08-15
CN119922335B (zh) 2025-12-26
WO2020263442A1 (en) 2020-12-30
CN119946306A (zh) 2025-05-06
EP3987809A1 (en) 2022-04-27
EP4668752A2 (en) 2025-12-24
CN119946307A (zh) 2025-05-06
JP7821358B2 (ja) 2026-02-26
JP7682108B2 (ja) 2025-05-23
US20250280153A1 (en) 2025-09-04
CN119946309A (zh) 2025-05-06
CN119946308B (zh) 2025-09-12
CN119922335A (zh) 2025-05-02
JP2025120184A (ja) 2025-08-15
CN114679917A (zh) 2022-06-28
CN114679917B9 (zh) 2025-07-08
US12041270B2 (en) 2024-07-16
US20240323443A1 (en) 2024-09-26
JP2025120185A (ja) 2025-08-15
JP2022538968A (ja) 2022-09-07
CN119946306B (zh) 2026-03-13
CN119946307B (zh) 2025-10-31
US12335527B2 (en) 2025-06-17
EP4668752A3 (en) 2026-03-11
JP2025120183A (ja) 2025-08-15
EP3987809A4 (en) 2023-02-22
US20250280151A1 (en) 2025-09-04
US20200404332A1 (en) 2020-12-24
CN114679917B (zh) 2025-02-07

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