BR112021024071A2 - Um aparelho e um método para codificação e decodificação de vídeo - Google Patents

Um aparelho e um método para codificação e decodificação de vídeo

Info

Publication number
BR112021024071A2
BR112021024071A2 BR112021024071A BR112021024071A BR112021024071A2 BR 112021024071 A2 BR112021024071 A2 BR 112021024071A2 BR 112021024071 A BR112021024071 A BR 112021024071A BR 112021024071 A BR112021024071 A BR 112021024071A BR 112021024071 A2 BR112021024071 A2 BR 112021024071A2
Authority
BR
Brazil
Prior art keywords
encoding
decoding video
indicate
partitions
infer
Prior art date
Application number
BR112021024071A
Other languages
English (en)
Inventor
Miska Hannuksela
Original Assignee
Nokia Technologies Oy
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 Nokia Technologies Oy filed Critical Nokia Technologies Oy
Publication of BR112021024071A2 publication Critical patent/BR112021024071A2/pt

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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

um aparelho e um método para codificação e decodificação de vídeo. um método para codificação ou decodificação de vídeo que compreende determinar um número de unidades a serem atribuídas às partições; indicar ou inferir um número de partições explicitamente dimensionadas a serem atribuídas; indicar tamanhos para, ou um número de unidades nas partições explicitamente dimensionadas; e indicar ou inferir um número de partições uniformemente dimensionadas a serem atribuídas.
BR112021024071A 2019-06-03 2020-05-22 Um aparelho e um método para codificação e decodificação de vídeo BR112021024071A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20195465 2019-06-03
PCT/FI2020/050344 WO2020245497A1 (en) 2019-06-03 2020-05-22 An apparatus and a method for video coding and decoding

Publications (1)

Publication Number Publication Date
BR112021024071A2 true BR112021024071A2 (pt) 2022-01-11

Family

ID=73652888

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021024071A BR112021024071A2 (pt) 2019-06-03 2020-05-22 Um aparelho e um método para codificação e decodificação de vídeo

Country Status (9)

Country Link
US (1) US20220232213A1 (pt)
EP (1) EP3977734A4 (pt)
JP (1) JP7353394B2 (pt)
KR (1) KR20220013945A (pt)
CN (1) CN113940075A (pt)
BR (1) BR112021024071A2 (pt)
CA (1) CA3142319A1 (pt)
MX (1) MX2021014618A (pt)
WO (1) WO2020245497A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3145175A1 (en) * 2019-06-24 2020-12-30 Interdigital Vc Holdings, Inc. Method and apparatus for signaling decoding data using high level syntax elements

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101335214B1 (ko) * 2006-03-15 2013-11-29 브리티쉬 텔리커뮤니케이션즈 파블릭 리미티드 캄퍼니 비디오 신호 전송 방법 및 비디오 코더
US10244246B2 (en) * 2012-02-02 2019-03-26 Texas Instruments Incorporated Sub-pictures for pixel rate balancing on multi-core platforms
WO2013144144A1 (en) * 2012-03-30 2013-10-03 Panasonic Corporation Syntax and semantics for adaptive loop filter and sample adaptive offset
US9332266B2 (en) * 2012-08-24 2016-05-03 Industrial Technology Research Institute Method for prediction in image encoding and image encoding apparatus applying the same
US9473784B2 (en) * 2013-05-20 2016-10-18 Texas Instruments Incorporated Sample adaptive offset (SAO) filtering in video coding
US9648335B2 (en) * 2013-07-12 2017-05-09 Qualcomm Incorporated Bitstream restrictions on picture partitions across layers
US9924183B2 (en) * 2014-03-20 2018-03-20 Nanjing Yuyan Information Technology Ltd. Fast HEVC transcoding
WO2018221368A1 (ja) * 2017-05-31 2018-12-06 シャープ株式会社 動画像復号装置、及び動画像符号化装置

Also Published As

Publication number Publication date
CA3142319A1 (en) 2020-12-10
CN113940075A (zh) 2022-01-14
JP2022535848A (ja) 2022-08-10
MX2021014618A (es) 2022-04-06
EP3977734A4 (en) 2023-07-05
US20220232213A1 (en) 2022-07-21
EP3977734A1 (en) 2022-04-06
KR20220013945A (ko) 2022-02-04
JP7353394B2 (ja) 2023-09-29
WO2020245497A1 (en) 2020-12-10

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