KR20220024711A - 다목적 비디오 코딩을 위한 무손실 모드 - Google Patents

다목적 비디오 코딩을 위한 무손실 모드 Download PDF

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KR20220024711A
KR20220024711A KR1020227001840A KR20227001840A KR20220024711A KR 20220024711 A KR20220024711 A KR 20220024711A KR 1020227001840 A KR1020227001840 A KR 1020227001840A KR 20227001840 A KR20227001840 A KR 20227001840A KR 20220024711 A KR20220024711 A KR 20220024711A
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transform
coding
lossless
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땅기 푸아리에
파브리쓰 르레아넥
카람 네이저
에두아르 프랑쑤와
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인터디지털 브이씨 홀딩스 프랑스 에스에이에스
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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
    • H04N19/10—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/182—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 pixel
    • 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

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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)
KR1020227001840A 2019-06-20 2020-06-16 다목적 비디오 코딩을 위한 무손실 모드 Pending KR20220024711A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19305799.9 2019-06-20
EP19305799 2019-06-20
PCT/EP2020/066647 WO2020254335A1 (en) 2019-06-20 2020-06-16 Lossless mode for versatile video coding

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KR20220024711A true KR20220024711A (ko) 2022-03-03

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US (2) US12010309B2 (https=)
EP (1) EP3987785A1 (https=)
JP (2) JP7612615B2 (https=)
KR (1) KR20220024711A (https=)
CN (3) CN120075441A (https=)
BR (1) BR112021025581A2 (https=)
WO (1) WO2020254335A1 (https=)

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CN120614453A (zh) * 2019-09-23 2025-09-09 阿里巴巴集团控股有限公司 视频数据的无损编码
BR112022005411A2 (pt) * 2019-09-24 2022-06-21 Huawei Tech Co Ltd Sinalização de cabeçalho de imagem em codificação de vídeo
MX2022004216A (es) * 2019-10-10 2022-05-03 Electronics & Telecommunications Res Inst Metodo y aparato de codificacion/decodificacion de imagenes y medio de grabacion que almacena flujo de bits.
CN115633172A (zh) * 2020-12-06 2023-01-20 浙江大华技术股份有限公司 基于ibc模式编码方法、电子设备及存储介质
CN113099233B (zh) * 2021-03-26 2024-07-16 百果园技术(新加坡)有限公司 视频编码方法、装置、视频编码设备及存储介质

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MX381915B (es) 2011-10-17 2025-03-13 Kt Corp Metodo de transformacion adaptable con base en la prediccion en pantalla y aparato que usa el metodo.
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JP6197496B2 (ja) * 2013-08-30 2017-09-20 富士通株式会社 量子化装置、量子化方法および量子化プログラム
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TW202101985A (zh) * 2019-03-11 2021-01-01 美商Ｖｉｄ衡器股份有限公司 子圖片適應性解析度改變方法及裝置
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CN113853787B (zh) * 2019-05-22 2023-12-22 北京字节跳动网络技术有限公司 基于子块使用变换跳过模式
CN113966610B (zh) * 2019-06-11 2025-09-12 韦勒斯标准与技术协会公司 使用块dpcm预测方法的视频信号处理方法和设备
KR20260041924A (ko) * 2019-06-18 2026-03-27 엘지전자 주식회사 블록 사이즈를 기반으로 bdpcm 을 수행하는 영상 디코딩 방법 및 그 장치
JP7440544B2 (ja) * 2019-06-18 2024-02-28 エルジー エレクトロニクス インコーポレイティド 画像デコード方法及びその装置
WO2020256389A1 (ko) * 2019-06-18 2020-12-24 엘지전자 주식회사 Bdpcm 기반 영상 디코딩 방법 및 그 장치

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WO2020254335A1 (en) 2020-12-24
CN114270837A (zh) 2022-04-01
JP2025060855A (ja) 2025-04-10
EP3987785A1 (en) 2022-04-27
CN120075441A (zh) 2025-05-30
US20240291987A1 (en) 2024-08-29
US12010309B2 (en) 2024-06-11
US20220303535A1 (en) 2022-09-22
CN114270837B (zh) 2025-02-18
JP2022537275A (ja) 2022-08-25
JP7612615B2 (ja) 2025-01-14
US12598299B2 (en) 2026-04-07
CN120075442A (zh) 2025-05-30
BR112021025581A2 (pt) 2022-02-01

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