HK1208107A1 - Methods and devices for emulating low-fidelity coding in a high- fidelity coder - Google Patents

Methods and devices for emulating low-fidelity coding in a high- fidelity coder

Info

Publication number
HK1208107A1
HK1208107A1 HK15108645.5A HK15108645A HK1208107A1 HK 1208107 A1 HK1208107 A1 HK 1208107A1 HK 15108645 A HK15108645 A HK 15108645A HK 1208107 A1 HK1208107 A1 HK 1208107A1
Authority
HK
Hong Kong
Prior art keywords
fidelity
methods
devices
coder
coding
Prior art date
Application number
HK15108645.5A
Other languages
English (en)
Chinese (zh)
Inventor
Nguyen Nguyen
Dake He
David Flynn
Original Assignee
Blackberry Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Blackberry Ltd filed Critical Blackberry Ltd
Publication of HK1208107A1 publication Critical patent/HK1208107A1/xx

Links

Classifications

    • 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
    • H04N19/10—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
    • H04N19/169—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
    • H04N19/46—Embedding additional information in the video signal during the compression process

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
HK15108645.5A 2013-06-28 2015-09-04 Methods and devices for emulating low-fidelity coding in a high- fidelity coder HK1208107A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13174435.1A EP2843949B1 (fr) 2013-06-28 2013-06-28 Procédés et dispositifs d'émulation de codage à fidélité réduite dans un codeur de haute fidélité

Publications (1)

Publication Number Publication Date
HK1208107A1 true HK1208107A1 (en) 2016-02-19

Family

ID=48740907

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15108645.5A HK1208107A1 (en) 2013-06-28 2015-09-04 Methods and devices for emulating low-fidelity coding in a high- fidelity coder

Country Status (6)

Country Link
EP (3) EP4366308A3 (fr)
JP (3) JP6527859B2 (fr)
KR (1) KR101721815B1 (fr)
CN (1) CN105359521B (fr)
HK (1) HK1208107A1 (fr)
WO (1) WO2014205561A1 (fr)

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US10750183B2 (en) * 2016-09-20 2020-08-18 Mediatek Inc. Methods and apparatuses of sample adaptive offset processing for video coding
EP3503550A4 (fr) * 2016-10-10 2019-06-26 Samsung Electronics Co., Ltd. Procédé et dispositif de codage ou décodage d'un bloc de luminance et d'un bloc de chrominance
EP3643063A1 (fr) * 2017-06-21 2020-04-29 Vid Scale, Inc. Quantification adaptative pour un codage vidéo à 360 degrés
WO2019135655A1 (fr) * 2018-01-08 2019-07-11 삼성전자주식회사 Procédé et dispositif de codage d'image, et procédé et dispositif de décodage d'image
CN111742554B (zh) * 2018-02-01 2021-08-06 联发科技股份有限公司 具有视频数据自适应量化的视频编码或解码方法和装置
SG11202101799WA (en) 2018-09-21 2021-03-30 Huawei Tech Co Ltd Apparatus and method for inverse quantization
JP2022502981A (ja) * 2018-09-24 2022-01-11 インターデイジタル ヴィーシー ホールディングス インコーポレイテッド 輝度および彩度に対して別々のコーディングツリーを使用する場合の彩度量子化パラメータを決定するための方法および装置
US11889074B2 (en) * 2019-01-16 2024-01-30 Sharp Kabushiki Kaisha Systems and methods for deriving quantization parameters for video blocks in video coding
CN113366841B (zh) 2019-02-01 2024-09-20 北京字节跳动网络技术有限公司 配置用于视频编解码的依赖于亮度的色度残差缩放
WO2020177072A1 (fr) 2019-03-05 2020-09-10 Zte Corporation Quantification de composante transversale dans un codage vidéo
WO2020182093A1 (fr) 2019-03-08 2020-09-17 Beijing Bytedance Network Technology Co., Ltd. Signalisation d'informations de remodelage en traitement vidéo
CN113574889B (zh) 2019-03-14 2024-01-12 北京字节跳动网络技术有限公司 环路整形信息的信令和语法
KR20210139272A (ko) * 2019-03-23 2021-11-22 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링 파라미터 세트들에 대한 제한들
JP7302009B2 (ja) * 2019-04-18 2023-07-03 北京字節跳動網絡技術有限公司 クロスコンポーネントモードの利用可能性に対する制約
CA3135973A1 (fr) 2019-04-23 2020-10-29 Beijing Bytedance Network Technology Co., Ltd. Procedes de reduction de dependance entre composantes
CN113728627B (zh) * 2019-04-26 2023-09-19 北京字节跳动网络技术有限公司 用于环路内重构的参数的预测
CN117714687A (zh) * 2019-04-26 2024-03-15 华为技术有限公司 根据亮度分量的亮度qp获取色度分量的色度qp的方法及装置
KR102641796B1 (ko) 2019-05-08 2024-03-04 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 교차-성분 코딩의 적용가능성에 대한 조건들
WO2020228764A1 (fr) * 2019-05-14 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Procédés de mise à l'échelle dans un codage vidéo
KR20210154860A (ko) * 2019-06-11 2021-12-21 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
WO2020249762A1 (fr) * 2019-06-14 2020-12-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codeur, décodeur, procédés et programmes informatiques avec mise à l'échelle basée sur une transformée améliorée
EP3973707A4 (fr) 2019-06-22 2022-08-31 Beijing Bytedance Network Technology Co., Ltd. Élément de syntaxe pour mise à l'échelle résiduelle de chrominance
JP7339370B2 (ja) 2019-06-28 2023-09-05 エルジー エレクトロニクス インコーポレイティド クロマ量子化パラメータデータに対する画像デコード方法及びその装置
EP3977738A4 (fr) 2019-07-07 2022-08-17 Beijing Bytedance Network Technology Co., Ltd. Signalisation d'une mise à l'échelle résiduelle de chrominance
KR20220032520A (ko) 2019-07-20 2022-03-15 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 팔레트 모드 사용 지시의 조건 종속적인 코딩
CN114145013B (zh) * 2019-07-23 2023-11-14 北京字节跳动网络技术有限公司 调色板模式编解码的模式确定
US11277611B2 (en) * 2019-07-24 2022-03-15 Qualcomm Incorporated Delta quantization parameter (QP) signaling in palette mode
WO2021018166A1 (fr) 2019-07-29 2021-02-04 Beijing Bytedance Network Technology Co., Ltd. Améliorations d'ordre de balayage pour codage en mode palette
CN114270840A (zh) * 2019-08-22 2022-04-01 Lg 电子株式会社 使用色度量化参数的图像解码方法及其装置
EP4013058A4 (fr) * 2019-08-27 2023-02-22 Hyundai Motor Company Codage et décodage vidéo en utilisant le codage différentiel
EP4429238A3 (fr) * 2019-09-23 2024-10-09 Beijing Dajia Internet Information Technology Co., Ltd. Procédés et dispositifs de quantification et de déquantification dans un codage vidéo
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Also Published As

Publication number Publication date
EP4366308A2 (fr) 2024-05-08
EP3598751A3 (fr) 2020-04-08
JP6907373B2 (ja) 2021-07-21
KR101721815B1 (ko) 2017-03-30
KR20160025598A (ko) 2016-03-08
EP3598751A2 (fr) 2020-01-22
CN105359521A (zh) 2016-02-24
JP2019146263A (ja) 2019-08-29
WO2014205561A1 (fr) 2014-12-31
EP2843949B1 (fr) 2020-04-29
JP6691253B2 (ja) 2020-04-28
JP2016528768A (ja) 2016-09-15
EP4366308A3 (fr) 2024-07-10
JP2020115675A (ja) 2020-07-30
EP2843949A1 (fr) 2015-03-04
CN105359521B (zh) 2020-06-26
JP6527859B2 (ja) 2019-06-05
EP3598751B1 (fr) 2024-04-10

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