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 (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 (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) EP2843949B1 (xx)
JP (3) JP6527859B2 (xx)
KR (1) KR101721815B1 (xx)
CN (1) CN105359521B (xx)
HK (1) HK1208107A1 (xx)
WO (1) WO2014205561A1 (xx)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180167615A1 (en) * 2015-06-07 2018-06-14 Sharp Kabushiki Kaisha Systems and methods for optimizing video coding based on a luminance transfer function or video color component values
US11039175B2 (en) 2016-05-27 2021-06-15 Sharp Kabushiki Kaisha Systems and methods for varying quantization parameters
CN113411576B (zh) * 2016-07-22 2024-01-12 夏普株式会社 使用自适应分量缩放对视频数据进行编码的系统和方法
AU2016426262A1 (en) * 2016-10-10 2019-05-02 Samsung Electronics Co., Ltd. Method and device for encoding or decoding luma block and chroma block
RU2759218C2 (ru) * 2017-06-21 2021-11-11 Вид Скейл, Инк. Адаптивное квантование для кодирования 360-градусного видео
WO2019135655A1 (ko) * 2018-01-08 2019-07-11 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
WO2019148977A1 (en) * 2018-02-01 2019-08-08 Mediatek Inc. Methods and apparatuses of video encoding or decoding with adaptive quantization of video data
WO2020057662A1 (en) 2018-09-21 2020-03-26 Huawei Technologies Co., Ltd. Apparatus and method for inverse quantization
US20220038704A1 (en) * 2018-09-24 2022-02-03 Interdigital Vc Holdings, Inc. Method and apparatus for determining chroma quantization parameters when using separate coding trees for luma and chroma
WO2020149298A1 (en) * 2019-01-16 2020-07-23 Sharp Kabushiki Kaisha Systems and methods for deriving quantization parameters for video blocks in video coding
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
KR20210135502A (ko) 2019-03-08 2021-11-15 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 처리에서 변형 정보의 시그널링
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
CN113632469B (zh) * 2019-03-23 2022-12-13 北京字节跳动网络技术有限公司 默认的环内整形参数
CN113692741B (zh) * 2019-04-18 2022-12-13 北京字节跳动网络技术有限公司 跨分量模式中的参数推导
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
EP3949402A4 (en) * 2019-04-26 2022-06-08 Huawei Technologies Co., Ltd. METHOD AND DEVICE FOR SIGNALING THE MAPPING FUNCTION OF A CHROMA QUANTIZATION PARAMETER
WO2020228764A1 (en) * 2019-05-14 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Methods on scaling in video coding
CA3234651A1 (en) * 2019-06-11 2020-12-17 Lg Electronics Inc. Image decoding and encoding methods and apparatus thereof
TWI781416B (zh) * 2019-06-14 2022-10-21 弗勞恩霍夫爾協會 具有基於尺度之改良變換之編碼器、解碼器、方法及電腦程式
CN113994697A (zh) 2019-06-22 2022-01-28 北京字节跳动网络技术有限公司 色度残差缩放的语法元素
KR20240027876A (ko) * 2019-06-28 2024-03-04 엘지전자 주식회사 크로마 양자화 파라미터 데이터에 대한 영상 디코딩 방법 및 그 장치
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
KR20220032520A (ko) 2019-07-20 2022-03-15 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 팔레트 모드 사용 지시의 조건 종속적인 코딩
CN117221536A (zh) * 2019-07-23 2023-12-12 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
JP7318110B2 (ja) * 2019-08-22 2023-07-31 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を使用する画像デコード方法及びその装置
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
EP4088455A4 (en) * 2020-01-11 2023-03-22 Beijing Dajia Internet Information Technology Co., Ltd. METHOD AND DEVICE FOR VIDEO CODING USING PALETTE MODE
US20220109863A1 (en) 2020-10-02 2022-04-07 Tencent America LLC Method and apparatus for video coding
CN113613008A (zh) * 2021-08-20 2021-11-05 百果园技术(新加坡)有限公司 一种视频编解码的方法、装置、电子设备及存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7848408B2 (en) * 2005-01-28 2010-12-07 Broadcom Corporation Method and system for parameter generation for digital noise reduction based on bitstream properties
US8243797B2 (en) * 2007-03-30 2012-08-14 Microsoft Corporation Regions of interest for quality adjustments
US8571106B2 (en) * 2008-05-22 2013-10-29 Microsoft Corporation Digital video compression acceleration based on motion vectors produced by cameras
US8897359B2 (en) * 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
US9854275B2 (en) * 2011-06-25 2017-12-26 Qualcomm Incorporated Quantization in video coding

Also Published As

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

Similar Documents

Publication Publication Date Title
HK1208107A1 (en) Methods and devices for emulating low-fidelity coding in a high- fidelity coder
IL272813A (en) A method for encoding and a method for decoding a search panel and devices
HK1218813A1 (zh) 錨-助推器網絡中的數據重傳
ZA201503653B (en) Decoding device and decoding method, and coding device and coding method
EP2981085A4 (en) DYNAMIC IMAGE ENCODING DEVICE, DYNAMIC IMAGE DECODING DEVICE, DYNAMIC IMAGE ENCODING METHOD, DYNAMIC IMAGE DECODING METHOD, AND PROGRAM
EP2973258A4 (en) PROCESS MODELING AND ASSOCIATED INTERFACE
EP2981084A4 (en) DYNAMIC IMAGE CODING DEVICE, DYNAMIC IMAGE DECODING DEVICE, DYNAMIC IMAGE CODING METHOD, DYNAMIC PICTURE DECODING PROCESS AND PROGRAM
HK1220180A1 (zh) 調節劑及與其相關的方法
HK1220173A1 (zh) 調節劑和與其相關的方法
EP2946368A4 (en) METHOD AND ARRANGEMENT FOR PERFORMING A 3D MODEL
HK1209893A1 (en) Encoding method and apparatus
EP2957093A4 (en) SYSTEM AND METHOD FOR COMPRESSION OF DATA ASSOCIATED WITH BUFFER MEMORY
EP2916461A4 (en) METHOD AND DEVICE FOR ERROR CORRECTION CODING
GB201319141D0 (en) Volume reduction devices and method
ZA201508155B (en) Decoding method and decoding device
HK1216886A1 (zh) 調節劑和與其相關的方法
EP2975542A4 (en) SIMULATION DEVICE AND SIMULATION PROCESS
PL3550562T3 (pl) Sposoby i urządzenia dla zawieszenia DTX w kodowaniu audio
EP2940913A4 (en) METHOD AND DEVICE FOR DECODING
EP3054600A4 (en) PROGRAM, CODING DEVICE AND CODING METHOD
ZA201600465B (en) A method and method to improve reading
GB2511338B (en) A Dummy Instrument for use in a Simulator
EP3038104A4 (en) LANGUAGE CODING DEVICE AND METHOD THEREFOR
GB2511336B (en) A dummy instrument for use in a simulator
EP3026907A4 (en) DEVICE, METHOD, AND ENCODING PROGRAM