BR112021000141A2 - Codificador, decodificador e métodos correspondentes para modo de particionamento de sub-bloco - Google Patents

Codificador, decodificador e métodos correspondentes para modo de particionamento de sub-bloco

Info

Publication number
BR112021000141A2
BR112021000141A2 BR112021000141A BR112021000141A BR112021000141A2 BR 112021000141 A2 BR112021000141 A2 BR 112021000141A2 BR 112021000141 A BR112021000141 A BR 112021000141A BR 112021000141 A BR112021000141 A BR 112021000141A BR 112021000141 A2 BR112021000141 A2 BR 112021000141A2
Authority
BR
Brazil
Prior art keywords
value
decoder
encoder
sub
sample
Prior art date
Application number
BR112021000141A
Other languages
English (en)
Inventor
Meher Kotra Anand
Biao Wang
Alexandrovna Alshina Elena
Han Gao
Max Blaeser
Semih Esenlik
Zhijie Zhao
Original Assignee
Huawei Tech Co 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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of BR112021000141A2 publication Critical patent/BR112021000141A2/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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection 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
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/134—Methods 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

codificador, decodificador e métodos correspondentes para modo de particionamento de sub-bloco. um método de codificação implementado por um dispositivo de decodificação, compreendendo obter um fluxo de bits; obter um valor de um indicador para um bloco atual de acordo com o fluxo de bits; obter um valor de um primeiro parâmetro para o bloco atual e um valor de um segundo parâmetro para o bloco atual, de acordo com o valor do indicador e uma tabela de pesquisa predefinida; obter um valor de uma distância de amostra para uma amostra que está localizada no bloco atual, de acordo com o valor do primeiro parâmetro e o valor do segundo parâmetro; obter um valor de predição para a amostra, de acordo com o valor da distância de amostra para a amostra.
BR112021000141A 2019-06-21 2020-06-19 Codificador, decodificador e métodos correspondentes para modo de particionamento de sub-bloco BR112021000141A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP2019066432 2019-06-21
PCT/CN2020/097032 WO2020253816A1 (en) 2019-06-21 2020-06-19 An encoder, a decoder and corresponding methods for sub-block partitioning mode

Publications (1)

Publication Number Publication Date
BR112021000141A2 true BR112021000141A2 (pt) 2021-12-28

Family

ID=74040640

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021000141A BR112021000141A2 (pt) 2019-06-21 2020-06-19 Codificador, decodificador e métodos correspondentes para modo de particionamento de sub-bloco

Country Status (13)

Country Link
US (2) US11539948B2 (pt)
EP (1) EP3915256A4 (pt)
JP (2) JP2021531682A (pt)
KR (2) KR20210009351A (pt)
CN (2) CN113613013B (pt)
AU (1) AU2020294669B2 (pt)
BR (1) BR112021000141A2 (pt)
CA (1) CA3140818A1 (pt)
CL (1) CL2021003355A1 (pt)
IL (1) IL288720B1 (pt)
MX (1) MX2021000350A (pt)
NZ (1) NZ783117A (pt)
WO (1) WO2020253816A1 (pt)

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WO2020156464A1 (en) * 2019-01-31 2020-08-06 Mediatek Inc. Method and apparatus of combined inter and intraprediction for video coding
CN115278227B (zh) 2019-06-24 2023-08-22 华为技术有限公司 一种由解码设备或编码设备实现的译码方法，编码器和解码器
CN114424537A (zh) * 2019-09-05 2022-04-29 夏普株式会社 在视频编码中用于执行帧间预测编码的系统和方法
US11272179B2 (en) * 2019-11-22 2022-03-08 FG Innovation Company Limited Device and method for coding video data
KR20220101638A (ko) * 2019-11-30 2022-07-19 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 기하학적 분할을 사용한 단순화된 인터 예측
CN114868395A (zh) 2019-12-24 2022-08-05 抖音视界(北京)有限公司 采用几何分割进行帧间预测的高级语法
CN117678223A (zh) * 2021-07-09 2024-03-08 抖音视界有限公司 视频处理的方法、装置和介质
US20230078392A1 (en) * 2021-09-15 2023-03-16 Tencent America LLC Geometric partition based intra prediction

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US8457200B2 (en) 2006-07-07 2013-06-04 Telefonaktiebolaget Lm Ericsson (Publ) Video data management
CN101491107B (zh) * 2006-07-07 2012-07-18 艾利森电话股份有限公司 一种对图像元素组进行解码的方法及其相关的编码器、解码器
JP2009545920A (ja) * 2006-08-02 2009-12-24 トムソン ライセンシング ビデオ符号化処理のためにアダブティブなジオメトリック分割を行う方法および装置
US20090268810A1 (en) * 2006-09-29 2009-10-29 Congxia Dai Geometric intra prediction
JP5826747B2 (ja) 2009-06-26 2015-12-02 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 適応的な幾何学的な分割を使用した映像符号化及び復号化の方法及び装置
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KR20220024773A (ko) * 2019-06-24 2022-03-03 알리바바 그룹 홀딩 리미티드 동영상 코딩시 모션 필드 저장 방법 및 장치
US11533498B2 (en) * 2019-11-21 2022-12-20 Tencent America LLC Geometric partitioning mode in video coding

Also Published As

Publication number Publication date
CL2021003355A1 (es) 2022-07-29
JP2021531682A (ja) 2021-11-18
US11962773B2 (en) 2024-04-16
CN112930682A (zh) 2021-06-08
US20230129504A1 (en) 2023-04-27
EP3915256A1 (en) 2021-12-01
JP2023143935A (ja) 2023-10-06
US11539948B2 (en) 2022-12-27
KR20210009351A (ko) 2021-01-26
WO2020253816A1 (en) 2020-12-24
KR20230135185A (ko) 2023-09-22
AU2020294669B2 (en) 2024-03-28
EP3915256A4 (en) 2022-05-25
MX2021000350A (es) 2021-03-25
IL288720A (en) 2022-02-01
CA3140818A1 (en) 2020-12-24
NZ783117A (en) 2024-03-22
IL288720B1 (en) 2024-05-01
AU2020294669A1 (en) 2022-01-06
US20210144374A1 (en) 2021-05-13
CN113613013A (zh) 2021-11-05
CN113613013B (zh) 2022-09-09

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