CN120075441A - 用于通用视频编解码的无损模式 - Google Patents

用于通用视频编解码的无损模式 Download PDF

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Publication number
CN120075441A
CN120075441A CN202510148620.8A CN202510148620A CN120075441A CN 120075441 A CN120075441 A CN 120075441A CN 202510148620 A CN202510148620 A CN 202510148620A CN 120075441 A CN120075441 A CN 120075441A
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China
Prior art keywords
transform
block
codec
residual
lossless
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CN202510148620.8A
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English (en)
Chinese (zh)
Inventor
T·波伊里尔
F·莱林内克
K·纳瑟
E·弗朗索瓦
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InterDigital CE Patent Holdings SAS
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InterDigital CE Patent Holdings SAS
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Publication of CN120075441A publication Critical patent/CN120075441A/zh
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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)
CN202510148620.8A 2019-06-20 2020-06-16 用于通用视频编解码的无损模式 Pending CN120075441A (zh)

Applications Claiming Priority (4)

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
CN202080056767.XA CN114270837B (zh) 2019-06-20 2020-06-16 用于通用视频编解码的无损模式

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CN202080056767.XA Division CN114270837B (zh) 2019-06-20 2020-06-16 用于通用视频编解码的无损模式

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CN120075441A true CN120075441A (zh) 2025-05-30

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CN202510148620.8A Pending CN120075441A (zh) 2019-06-20 2020-06-16 用于通用视频编解码的无损模式
CN202510148653.2A Pending CN120075442A (zh) 2019-06-20 2020-06-16 用于通用视频编解码的无损模式
CN202080056767.XA Active CN114270837B (zh) 2019-06-20 2020-06-16 用于通用视频编解码的无损模式

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CN202080056767.XA Active CN114270837B (zh) 2019-06-20 2020-06-16 用于通用视频编解码的无损模式

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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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CN113382256B (zh) * 2019-06-21 2022-05-20 杭州海康威视数字技术股份有限公司 一种编解码方法、装置、设备及存储介质
US11516472B2 (en) * 2019-06-21 2022-11-29 Hyundai Motor Company Method and apparatus for controlling coding tools
ES3025961T3 (en) * 2019-06-28 2025-06-10 Beijing Dajia Internet Information Tech Co Ltd Lossless coding modes for video coding
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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KR20260041924A (ko) * 2019-06-18 2026-03-27 엘지전자 주식회사 블록 사이즈를 기반으로 bdpcm 을 수행하는 영상 디코딩 방법 및 그 장치
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Publication number Publication date
WO2020254335A1 (en) 2020-12-24
CN114270837A (zh) 2022-04-01
JP2025060855A (ja) 2025-04-10
EP3987785A1 (en) 2022-04-27
KR20220024711A (ko) 2022-03-03
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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