MX2021003414A - Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones. - Google Patents

Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones.

Info

Publication number
MX2021003414A
MX2021003414A MX2021003414A MX2021003414A MX2021003414A MX 2021003414 A MX2021003414 A MX 2021003414A MX 2021003414 A MX2021003414 A MX 2021003414A MX 2021003414 A MX2021003414 A MX 2021003414A MX 2021003414 A MX2021003414 A MX 2021003414A
Authority
MX
Mexico
Prior art keywords
offset
parameter
mip
current block
determining
Prior art date
Application number
MX2021003414A
Other languages
English (en)
Spanish (es)
Inventor
Junyan Huo
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=74672054&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX2021003414(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of MX2021003414A publication Critical patent/MX2021003414A/es

Links

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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/117Filters, 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
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/134Methods 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
    • H04N19/176Methods 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
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
MX2021003414A 2019-10-04 2020-09-25 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones. MX2021003414A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962911166P 2019-10-04 2019-10-04
PCT/CN2020/117911 WO2021063270A1 (en) 2019-10-04 2020-09-25 Encoding and decoding method, apparatus and communication system

Publications (1)

Publication Number Publication Date
MX2021003414A true MX2021003414A (es) 2021-06-15

Family

ID=74672054

Family Applications (5)

Application Number Title Priority Date Filing Date
MX2021003414A MX2021003414A (es) 2019-10-04 2020-09-25 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones.
MX2024011656A MX2024011656A (es) 2019-10-04 2021-03-23 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones.
MX2024011655A MX2024011655A (es) 2019-10-04 2021-03-23 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones
MX2024011658A MX2024011658A (es) 2019-10-04 2021-03-23 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones.
MX2024011657A MX2024011657A (es) 2019-10-04 2021-03-23 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones.

Family Applications After (4)

Application Number Title Priority Date Filing Date
MX2024011656A MX2024011656A (es) 2019-10-04 2021-03-23 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones.
MX2024011655A MX2024011655A (es) 2019-10-04 2021-03-23 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones
MX2024011658A MX2024011658A (es) 2019-10-04 2021-03-23 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones.
MX2024011657A MX2024011657A (es) 2019-10-04 2021-03-23 Metodo de codificacion y decodificacion, aparato y sistema de comunicaciones.

Country Status (16)

Country Link
US (2) US11388407B2 (https=)
EP (1) EP3827591B1 (https=)
JP (7) JP7662514B2 (https=)
KR (3) KR20250167124A (https=)
CN (1) CN112616057B (https=)
AU (5) AU2020327342B2 (https=)
BR (1) BR112021006725A2 (https=)
CA (1) CA3109298C (https=)
ES (1) ES2940075T3 (https=)
IL (6) IL280722B2 (https=)
MX (5) MX2021003414A (https=)
MY (1) MY206379A (https=)
PL (1) PL3827591T3 (https=)
SG (1) SG11202101567TA (https=)
WO (1) WO2021063270A1 (https=)
ZA (1) ZA202101277B (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2020397503B2 (en) * 2019-12-06 2023-11-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Matrix based intra prediction with mode-global settings
EP4054193A4 (en) 2019-12-20 2023-01-25 Sony Group Corporation IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD
US20250240413A1 (en) * 2022-04-21 2025-07-24 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Reference picture resampling for video coding
CN116777727B (zh) * 2023-06-21 2024-01-09 北京忆元科技有限公司 存算一体芯片、图像处理方法、电子设备及存储介质
WO2025075438A1 (ko) * 2023-10-05 2025-04-10 엘지전자 주식회사 Mip 기반 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6452969B1 (en) * 1998-09-28 2002-09-17 Thomson Licensing S.A. Transform domain inverse motion compensation having fractional pel accuracy
US8406299B2 (en) * 2007-04-17 2013-03-26 Qualcomm Incorporated Directional transforms for intra-coding
US8265144B2 (en) * 2007-06-30 2012-09-11 Microsoft Corporation Innovations in video decoder implementations
US9648325B2 (en) * 2007-06-30 2017-05-09 Microsoft Technology Licensing, Llc Video decoding implementations for a graphics processing unit
TWI410139B (zh) * 2007-09-12 2013-09-21 Sony Corp Image processing apparatus and image processing method
JP5544996B2 (ja) * 2010-04-09 2014-07-09 ソニー株式会社 画像処理装置および方法
KR102086145B1 (ko) * 2010-12-13 2020-03-09 한국전자통신연구원 인트라 예측 방법 및 그 장치
US20120218432A1 (en) * 2011-02-28 2012-08-30 Sony Corporation Recursive adaptive intra smoothing for video coding
CN102695061B (zh) 2011-03-20 2015-01-21 华为技术有限公司 一种权重因子的确定方法和装置,以及一种帧内加权预测方法和装置
WO2012134046A2 (ko) 2011-04-01 2012-10-04 주식회사 아이벡스피티홀딩스 동영상의 부호화 방법
CN103096056B (zh) * 2011-11-08 2015-11-25 华为技术有限公司 矩阵编码方法与装置及解码方法与装置
KR20130105114A (ko) * 2012-03-16 2013-09-25 주식회사 아이벡스피티홀딩스 인트라 예측 모드에서의 영상 복호화 방법
KR101650532B1 (ko) * 2012-09-28 2016-08-23 니폰 덴신 덴와 가부시끼가이샤 인트라 예측 부호화 방법, 인트라 예측 복호 방법, 인트라 예측 부호화 장치, 인트라 예측 복호 장치, 이들의 프로그램 및 프로그램을 기록한 기록매체
US10397607B2 (en) * 2013-11-01 2019-08-27 Qualcomm Incorporated Color residual prediction for video coding
US10257528B2 (en) * 2015-10-08 2019-04-09 Electronics And Telecommunications Research Institute Method and apparatus for adaptive encoding and decoding based on image quality
WO2017082670A1 (ko) * 2015-11-12 2017-05-18 엘지전자 주식회사 영상 코딩 시스템에서 계수 유도 인트라 예측 방법 및 장치
KR20170058838A (ko) * 2015-11-19 2017-05-29 한국전자통신연구원 화면간 예측 향상을 위한 부호화/복호화 방법 및 장치
CN108781283B (zh) * 2016-01-12 2022-07-26 瑞典爱立信有限公司 使用混合帧内预测的视频编码
WO2017173593A1 (en) * 2016-04-06 2017-10-12 Mediatek Singapore Pte. Ltd. Separate coding secondary transform syntax elements for different color components
EP3453181B1 (en) * 2016-05-04 2025-10-29 Sharp Kabushiki Kaisha Methods and apparatuses for coding transform data
US10484712B2 (en) * 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction
WO2018026166A1 (ko) * 2016-08-01 2018-02-08 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US10623737B2 (en) * 2016-10-04 2020-04-14 Qualcomm Incorporated Peak sample adaptive offset
KR102276265B1 (ko) * 2016-10-19 2021-07-12 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 신호의 비디오 코딩 블록을 인코딩 및 디코딩하는 장치 및 방법
WO2018134128A1 (en) * 2017-01-19 2018-07-26 Telefonaktiebolaget Lm Ericsson (Publ) Filtering of video data using a shared look-up table
WO2019098464A1 (ko) * 2017-11-14 2019-05-23 삼성전자 주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
WO2019107182A1 (ja) * 2017-12-01 2019-06-06 ソニー株式会社 符号化装置、符号化方法、復号装置、及び、復号方法
KR102769033B1 (ko) * 2018-03-08 2025-02-18 삼성전자주식회사 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치
CN110278435B (zh) 2018-03-16 2021-11-19 华为技术有限公司 一种图像块的帧内预测方法及装置
WO2020009514A1 (ko) * 2018-07-06 2020-01-09 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US11838514B2 (en) * 2018-08-06 2023-12-05 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium storing bitstream
GB2577056B (en) * 2018-09-11 2022-12-14 British Broadcasting Corp Bitstream decoder
US11134257B2 (en) 2019-04-04 2021-09-28 Tencent America LLC Simplified signaling method for affine linear weighted intra prediction mode
WO2020249633A1 (en) 2019-06-14 2020-12-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding of intra-prediction modes

Also Published As

Publication number Publication date
MX2024011656A (es) 2024-09-27
CA3109298C (en) 2024-02-20
EP3827591B1 (en) 2023-01-11
SG11202101567TA (en) 2021-05-28
CN112616057B (zh) 2024-08-23
CN112616057A (zh) 2021-04-06
JP2025102924A (ja) 2025-07-08
BR112021006725A2 (pt) 2022-04-19
IL326060A (en) 2026-03-01
EP3827591A4 (en) 2021-08-25
AU2026200826A1 (en) 2026-02-26
ES2940075T3 (es) 2023-05-03
JP7752228B2 (ja) 2025-10-09
IL321420A (en) 2025-08-01
KR20250167124A (ko) 2025-11-28
JP7662514B2 (ja) 2025-04-15
ZA202101277B (en) 2022-01-26
MX2024011658A (es) 2024-09-27
MY206379A (en) 2024-12-13
US11785221B2 (en) 2023-10-10
PL3827591T3 (pl) 2023-04-24
IL326059A (en) 2026-03-01
US11388407B2 (en) 2022-07-12
JP7755030B2 (ja) 2025-10-15
MX2024011655A (es) 2024-11-08
AU2020327342B2 (en) 2025-11-20
AU2026200828A1 (en) 2026-02-26
IL280722A (en) 2021-04-29
KR20220068950A (ko) 2022-05-26
JP7834912B2 (ja) 2026-03-24
JP2025024236A (ja) 2025-02-19
US20210235090A1 (en) 2021-07-29
IL321418A (en) 2025-08-01
EP3827591A1 (en) 2021-06-02
MX2024011657A (es) 2024-09-27
JP2026004482A (ja) 2026-01-14
IL280722B2 (en) 2025-12-01
JP2026048877A (ja) 2026-03-17
AU2026200827A1 (en) 2026-02-26
WO2021063270A1 (en) 2021-04-08
IL280722B1 (en) 2025-08-01
CA3109298A1 (en) 2021-04-04
IL321419B1 (en) 2026-03-01
KR20250162962A (ko) 2025-11-19
IL321418B1 (en) 2026-03-01
JP2022551542A (ja) 2022-12-12
US20220264100A1 (en) 2022-08-18
JP2026048876A (ja) 2026-03-17
AU2020327342A1 (en) 2021-04-22
AU2026200825A1 (en) 2026-02-26
IL321419A (en) 2025-08-01
JP2025027028A (ja) 2025-02-26

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