KR102898328B1 - 의존적 스칼라 양자화를 위한 스칼라 양자화기 결정 방식 - Google Patents

의존적 스칼라 양자화를 위한 스칼라 양자화기 결정 방식

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Publication number
KR102898328B1
KR102898328B1 KR1020217007728A KR20217007728A KR102898328B1 KR 102898328 B1 KR102898328 B1 KR 102898328B1 KR 1020217007728 A KR1020217007728 A KR 1020217007728A KR 20217007728 A KR20217007728 A KR 20217007728A KR 102898328 B1 KR102898328 B1 KR 102898328B1
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transform coefficient
parameters
block
transform
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KR20210062010A (ko
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야 첸
리아넥 파브리스 르
탕지 포아리에
라그랑쥬 필리페 드
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인터디지털 브이씨 홀딩스 인코포레이티드
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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
    • H04N19/124—Quantisation
    • 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
    • H04N19/169—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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • 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
    • H04N19/90—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
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217007728A 2018-09-21 2019-09-13 의존적 스칼라 양자화를 위한 스칼라 양자화기 결정 방식 Active KR102898328B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257040776A KR20260003342A (ko) 2018-09-21 2019-09-13 의존적 스칼라 양자화를 위한 스칼라 양자화기 결정 방식

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP18290103 2018-09-21
EP18290103.3 2018-09-21
EP19305641.3 2019-05-20
EP19305641.3A EP3742730A1 (en) 2019-05-20 2019-05-20 Scalar quantizer decision scheme for dependent scalar quantization
PCT/US2019/051089 WO2020060867A1 (en) 2018-09-21 2019-09-13 Scalar quantizer decision scheme for dependent scalar quantization

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KR20210062010A KR20210062010A (ko) 2021-05-28
KR102898328B1 true KR102898328B1 (ko) 2025-12-09

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KR1020257040776A Pending KR20260003342A (ko) 2018-09-21 2019-09-13 의존적 스칼라 양자화를 위한 스칼라 양자화기 결정 방식

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US (5) US11381822B2 (https=)
EP (1) EP3854082A1 (https=)
JP (3) JP7520809B2 (https=)
KR (2) KR102898328B1 (https=)
CN (3) CN112740682B (https=)
IL (3) IL281532B2 (https=)
WO (1) WO2020060867A1 (https=)

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MX2021005939A (es) * 2018-11-21 2021-07-21 Electronics & Telecommunications Res Inst Metodo y aparato de codificacion/decodificacion de imagen, y medio de registro que almacena flujo de bits.
AU2019284053A1 (en) * 2019-12-23 2021-07-08 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
CN115362685A (zh) * 2020-04-01 2022-11-18 北京达佳互联信息技术有限公司 用于视频编解码的无损编解码模式
CN115769578A (zh) * 2020-04-20 2023-03-07 抖音视界有限公司 视频编解码中的自适应色彩变换
WO2022165763A1 (zh) * 2021-02-05 2022-08-11 Oppo广东移动通信有限公司 编码方法、解码方法、编码器、解码器以及电子设备
CN116982312A (zh) * 2021-03-17 2023-10-31 Oppo广东移动通信有限公司 视频编解码方法与系统、及视频编解码器
KR20240132290A (ko) * 2022-01-05 2024-09-03 주식회사 윌러스표준기술연구소 종속 양자화를 이용한 비디오 신호 처리 방법 및 이를 위한 장치
WO2025148996A1 (en) * 2024-01-09 2025-07-17 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for residual coefficient coding in video coding

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Publication number Publication date
EP3854082A1 (en) 2021-07-28
US12506870B2 (en) 2025-12-23
US11778188B2 (en) 2023-10-03
US11381822B2 (en) 2022-07-05
JP2026000962A (ja) 2026-01-06
CN112740682A (zh) 2021-04-30
KR20210062010A (ko) 2021-05-28
WO2020060867A1 (en) 2020-03-26
IL312227B1 (en) 2025-12-01
US20220329804A1 (en) 2022-10-13
IL281532B2 (en) 2024-09-01
US12075051B2 (en) 2024-08-27
JP2022500891A (ja) 2022-01-04
IL281532A (en) 2021-05-31
IL312227B2 (en) 2026-04-01
IL281532B1 (en) 2024-05-01
IL312227A (en) 2024-06-01
JP7520809B2 (ja) 2024-07-23
CN119094784A (zh) 2024-12-06
JP2024138428A (ja) 2024-10-08
US20230396767A1 (en) 2023-12-07
CN112740682B (zh) 2024-08-27
CN119211563A (zh) 2024-12-27
US20260067460A1 (en) 2026-03-05
KR20260003342A (ko) 2026-01-06
US20210306632A1 (en) 2021-09-30
JP7741937B2 (ja) 2025-09-18
IL323775A (en) 2025-12-01
US20240373015A1 (en) 2024-11-07

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