HK1208107A1 - 用於在高保真度編碼器中模仿低保真度編碼的方法和裝置 - Google Patents

用於在高保真度編碼器中模仿低保真度編碼的方法和裝置

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)
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/zh

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 用於在高保真度編碼器中模仿低保真度編碼的方法和裝置 HK1208107A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13174435.1A EP2843949B1 (en) 2013-06-28 2013-06-28 Methods and devices for emulating low-fidelity coding in a high-fidelity coder

Publications (1)

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

Family

ID=48740907

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15108645.5A HK1208107A1 (zh) 2013-06-28 2015-09-04 用於在高保真度編碼器中模仿低保真度編碼的方法和裝置

Country Status (6)

Country Link
EP (3) EP3598751B1 (zh)
JP (3) JP6527859B2 (zh)
KR (1) KR101721815B1 (zh)
CN (1) CN105359521B (zh)
HK (1) HK1208107A1 (zh)
WO (1) WO2014205561A1 (zh)

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WO2018237146A1 (en) * 2017-06-21 2018-12-27 Vid Scale, Inc. ADAPTIVE QUANTIFICATION FOR 360-DEGREE VIDEO CODING
WO2019135655A1 (ko) * 2018-01-08 2019-07-11 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
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
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EP3857883A1 (en) * 2018-09-24 2021-08-04 InterDigital VC Holdings, Inc. Method and apparatus for determining chroma quantization parameters when using separate coding trees for luma and chroma
EP3912345A4 (en) * 2019-01-16 2022-11-09 Sharp Kabushiki Kaisha SYSTEMS AND METHODS FOR DERIVING QUANTIZATION PARAMETERS FOR VIDEO BLOCKS IN VIDEO ENCODING
EP3900362A4 (en) 2019-02-01 2022-03-02 Beijing Bytedance Network Technology Co., Ltd. SIGNALING LOOP SHAPED INFORMATION USING PARAMETER SETS
CN113454998A (zh) 2019-03-05 2021-09-28 中兴通讯股份有限公司 视频编码中的跨分量量化
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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
CN113632476B (zh) 2019-03-23 2024-03-19 北京字节跳动网络技术有限公司 默认的环内整形参数
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BR112021019675A2 (pt) 2019-04-23 2021-12-07 Beijing Bytedance Network Tech Co Ltd Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador
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
CN116760984A (zh) * 2019-04-26 2023-09-15 华为技术有限公司 用于指示色度量化参数映射函数的方法和装置
CN117221558A (zh) 2019-05-08 2023-12-12 北京字节跳动网络技术有限公司 跨分量编解码的适用性条件
WO2020228764A1 (en) * 2019-05-14 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Methods on scaling in video coding
KR20210154860A (ko) * 2019-06-11 2021-12-21 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
BR112021025017A2 (pt) * 2019-06-14 2022-02-22 Fraunhofer Ges Forschung Codificador, decodificador, métodos e fluxo contínuo de dados
KR20220024006A (ko) 2019-06-22 2022-03-03 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 크로마 잔차 스케일링을 위한 신택스 요소
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JP7460748B2 (ja) 2019-07-07 2024-04-02 北京字節跳動網絡技術有限公司 クロマ残差スケーリングのシグナリング
JP7359936B2 (ja) 2019-07-20 2023-10-11 北京字節跳動網絡技術有限公司 パレットモードの使用の指示の条件依存符号化
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 (en) 2019-07-29 2021-02-04 Beijing Bytedance Network Technology Co., Ltd. Scanning order improvements for palette mode coding
KR20210025507A (ko) * 2019-08-27 2021-03-09 현대자동차주식회사 차등 부호화를 이용하는 비디오 부호화 및 복호화
KR20230127375A (ko) 2019-09-23 2023-08-31 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩에서의 양자화 및 역-양자화 디자인을 위한 방법 및 장치
CN118741091A (zh) * 2020-01-11 2024-10-01 北京达佳互联信息技术有限公司 使用调色板模式进行视频编解码的方法和装置
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Also Published As

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

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