BR112018072932A2 - sinalização de filtragem de informações - Google Patents

sinalização de filtragem de informações

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Publication number
BR112018072932A2
BR112018072932A2 BR112018072932-9A BR112018072932A BR112018072932A2 BR 112018072932 A2 BR112018072932 A2 BR 112018072932A2 BR 112018072932 A BR112018072932 A BR 112018072932A BR 112018072932 A2 BR112018072932 A2 BR 112018072932A2
Authority
BR
Brazil
Prior art keywords
tag
group
value
merged group
video data
Prior art date
Application number
BR112018072932-9A
Other languages
English (en)
Portuguese (pt)
Inventor
Karczewicz Marta
Zhang Li
Chien Wei-Jung
Original Assignee
Qualcomm Incorporated
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 Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of BR112018072932A2 publication Critical patent/BR112018072932A2/pt

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/107Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/174Methods 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 slice, e.g. a line of blocks or a group of blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/187Methods 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 scalable video layer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • H04N19/463Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112018072932-9A 2016-05-09 2017-05-09 sinalização de filtragem de informações BR112018072932A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662333783P 2016-05-09 2016-05-09
US62/333,783 2016-05-09
US15/589,773 2017-05-08
US15/589,773 US10382766B2 (en) 2016-05-09 2017-05-08 Signalling of filtering information
PCT/US2017/031767 WO2017196852A1 (en) 2016-05-09 2017-05-09 Signalling of filtering information

Publications (1)

Publication Number Publication Date
BR112018072932A2 true BR112018072932A2 (pt) 2019-02-19

Family

ID=60243777

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018072932-9A BR112018072932A2 (pt) 2016-05-09 2017-05-09 sinalização de filtragem de informações

Country Status (9)

Country Link
US (2) US10382766B2 (https=)
EP (1) EP3456046A1 (https=)
JP (1) JP2019519141A (https=)
KR (1) KR102465720B1 (https=)
CN (1) CN109076228B (https=)
BR (1) BR112018072932A2 (https=)
CA (1) CA3019668A1 (https=)
TW (1) TW201804794A (https=)
WO (1) WO2017196852A1 (https=)

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US10701402B2 (en) * 2017-10-02 2020-06-30 Arris Enterprises Llc System and method for reducing blocking artifacts and providing improved coding efficiency
EP4676052A3 (en) 2017-11-01 2026-03-25 InterDigital VC Holdings, Inc. Methods for simplifying adaptive loop filter in video coding
GB2574421A (en) * 2018-06-05 2019-12-11 Canon Kk Video coding and decoding
GB2574422A (en) * 2018-06-05 2019-12-11 Canon Kk Video coding and decoding
JP2021166319A (ja) * 2018-07-06 2021-10-14 ソニーグループ株式会社 符号化装置、符号化方法、復号装置、及び、復号方法
WO2020007489A1 (en) * 2018-07-06 2020-01-09 Huawei Technologies Co., Ltd. A picture encoder, a picture decoder and corresponding methods
JP2022002353A (ja) * 2018-09-25 2022-01-06 ソニーグループ株式会社 符号化装置、符号化方法、復号装置、及び、復号方法
CN112740678A (zh) * 2018-09-25 2021-04-30 索尼公司 编码装置、编码方法、解码装置和解码方法
WO2020075053A1 (en) 2018-10-08 2020-04-16 Beijing Bytedance Network Technology Co., Ltd. Generation and usage of combined affine merge candidate
KR20210130735A (ko) 2019-03-02 2021-11-01 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 인-루프 필터링에 대한 제한들
CN117956148A (zh) * 2019-03-08 2024-04-30 佳能株式会社 自适应环路滤波器
WO2020181541A1 (zh) * 2019-03-13 2020-09-17 北京大学 环路滤波的方法、装置、计算机系统和可移动设备
EP3991410B1 (en) * 2019-06-28 2023-09-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Video decoder, video encoder, methods for encoding and decoding video signals and computer program adjusting one or more denoising operations
PH12021551755A1 (en) 2019-12-24 2022-05-23 Ericsson Telefon Ab L M Virtual boundary processing for adaptive loop filtering
CN115606184B (zh) 2020-04-01 2026-01-30 抖音视界有限公司 对量化参数增量的信令通知的控制
CN115699742A (zh) 2020-04-07 2023-02-03 抖音视界有限公司 子图片相关的语法元素的信令通知和推断
WO2021204233A1 (en) * 2020-04-09 2021-10-14 Beijing Bytedance Network Technology Co., Ltd. Constraints on adaptation parameter set based on color format
WO2021204251A1 (en) 2020-04-10 2021-10-14 Beijing Bytedance Network Technology Co., Ltd. Use of header syntax elements and adaptation parameter set
CN115868159A (zh) 2020-04-17 2023-03-28 抖音视界有限公司 自适应参数集单元的存在
CN115552802B (zh) 2020-04-26 2025-05-16 字节跳动有限公司 加权预测信息的条件信令通知
WO2022139616A1 (en) * 2020-12-24 2022-06-30 Huawei Technologies Co., Ltd. Decoding with signaling of feature map data
CN120917737A (zh) * 2023-04-11 2025-11-07 现代自动车株式会社 利用帧内模式信息的模板匹配预测方法
WO2025002801A1 (en) * 2023-06-27 2025-01-02 Interdigital Ce Patent Holdings, Sas Syntax cost reduction for adaptive loop filters
EP4633169A1 (en) * 2024-04-08 2025-10-15 InterDigital CE Patent Holdings, SAS Method and apparatus for encoding/decoding with in-loop adaptive filters

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US7876833B2 (en) 2005-04-11 2011-01-25 Sharp Laboratories Of America, Inc. Method and apparatus for adaptive up-scaling for spatially scalable coding
JP2008536414A (ja) 2005-04-13 2008-09-04 ゴットフリート・ヴィルヘルム・ライプニッツ・ウニヴェルジテート・ハノーヴァー ビデオの拡張された符号化方法及び装置
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Also Published As

Publication number Publication date
US20170324962A1 (en) 2017-11-09
CA3019668A1 (en) 2017-11-16
KR20190006174A (ko) 2019-01-17
EP3456046A1 (en) 2019-03-20
JP2019519141A (ja) 2019-07-04
US20190349590A1 (en) 2019-11-14
TW201804794A (zh) 2018-02-01
WO2017196852A1 (en) 2017-11-16
CN109076228A (zh) 2018-12-21
CN109076228B (zh) 2022-05-24
KR102465720B1 (ko) 2022-11-10
US10382766B2 (en) 2019-08-13
US10887604B2 (en) 2021-01-05

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Legal Events

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B350 Update of information on the portal [chapter 15.35 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

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B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2722 DE 07-03-2023 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.