SG11202111094YA - Encoder, decoder, encoding method, and decoding method - Google Patents

Encoder, decoder, encoding method, and decoding method

Info

Publication number
SG11202111094YA
SG11202111094YA SG11202111094YA SG11202111094YA SG11202111094YA SG 11202111094Y A SG11202111094Y A SG 11202111094YA SG 11202111094Y A SG11202111094Y A SG 11202111094YA SG 11202111094Y A SG11202111094Y A SG 11202111094YA SG 11202111094Y A SG11202111094Y A SG 11202111094YA
Authority
SG
Singapore
Prior art keywords
decoder
encoder
decoding
encoding
encoding method
Prior art date
Application number
SG11202111094YA
Inventor
Tadamasa Toma
Takahiro Nishi
Kiyofumi Abe
Yusuke Kato
Original Assignee
Panasonic Ip Corp America
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 Panasonic Ip Corp America filed Critical Panasonic Ip Corp America
Publication of SG11202111094YA publication Critical patent/SG11202111094YA/en

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
    • H04N19/17—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
    • H04N19/102—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/186—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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • 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
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
SG11202111094YA 2019-04-16 2020-04-16 Encoder, decoder, encoding method, and decoding method SG11202111094YA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962834715P 2019-04-16 2019-04-16
PCT/JP2020/016704 WO2020213677A1 (en) 2019-04-16 2020-04-16 Encoding device, decoding device, encoding method, and decoding method

Publications (1)

Publication Number Publication Date
SG11202111094YA true SG11202111094YA (en) 2021-11-29

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Family Applications (1)

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SG11202111094YA SG11202111094YA (en) 2019-04-16 2020-04-16 Encoder, decoder, encoding method, and decoding method

Country Status (11)

Country Link
US (1) US20220030242A1 (en)
EP (1) EP3958561A4 (en)
JP (3) JP7214846B2 (en)
KR (1) KR20210145762A (en)
CN (5) CN117834871A (en)
AU (1) AU2020259889A1 (en)
BR (1) BR112021017420A2 (en)
CA (1) CA3135146A1 (en)
MX (1) MX2021012063A (en)
SG (1) SG11202111094YA (en)
WO (1) WO2020213677A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116684611A (en) 2019-04-16 2023-09-01 Lg电子株式会社 Image encoding and decoding method, digital storage medium, and data transmission method
WO2020213946A1 (en) * 2019-04-16 2020-10-22 엘지전자 주식회사 Image coding using transform index
WO2020211765A1 (en) * 2019-04-17 2020-10-22 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods harmonzting matrix-based intra prediction and secoundary transform core selection
JP7256296B2 (en) * 2019-05-08 2023-04-11 エルジー エレクトロニクス インコーポレイティド Image encoding/decoding method, apparatus and method for transmitting bitstream with MIP and LFNST
JP7362786B2 (en) * 2019-06-13 2023-10-17 エルジー エレクトロニクス インコーポレイティド Image encoding/decoding method, apparatus, and method for transmitting bitstream using simplified MPM list generation method
CN114424544A (en) * 2019-09-19 2022-04-29 瑞典爱立信有限公司 Allowing a matrix-based intra-predicted block to have multiple transform blocks

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI1011333A2 (en) * 2009-05-29 2016-03-08 Mitsubishi Electric Corp video encoding and decoding device, and video encoding and decoding methods
WO2011083573A1 (en) * 2010-01-07 2011-07-14 株式会社 東芝 Video encoder and video decoder
US10681379B2 (en) * 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
US10277896B2 (en) * 2016-01-22 2019-04-30 Apple Inc. Intra-frame prediction systems and methods
CN117014629A (en) * 2017-04-27 2023-11-07 松下电器（美国）知识产权公司 Decoding method, encoding method, and transmitting method
JP2019017066A (en) * 2017-07-03 2019-01-31 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ Coding apparatus, decoding apparatus, coding method, and decoding method
TW202322631A (en) * 2017-07-13 2023-06-01 美商松下電器（美國）知識產權公司 Coding device, coding method, decoding device, decoding method, and storage medium
AU2020256658A1 (en) * 2019-04-12 2021-10-28 Beijing Bytedance Network Technology Co., Ltd. Most probable mode list construction for matrix-based intra prediction

Also Published As

Publication number Publication date
JPWO2020213677A1 (en) 2020-10-22
MX2021012063A (en) 2021-11-03
JP2024003226A (en) 2024-01-11
JP7214846B2 (en) 2023-01-30
CN117834873A (en) 2024-04-05
CN113678443A (en) 2021-11-19
CN117834871A (en) 2024-04-05
BR112021017420A2 (en) 2022-02-01
CN113678443B (en) 2024-01-19
US20220030242A1 (en) 2022-01-27
CN117834872A (en) 2024-04-05
EP3958561A4 (en) 2022-08-10
EP3958561A1 (en) 2022-02-23
JP2023033537A (en) 2023-03-10
AU2020259889A1 (en) 2021-11-11
KR20210145762A (en) 2021-12-02
CN117896523A (en) 2024-04-16
JP7389283B2 (en) 2023-11-29
CA3135146A1 (en) 2020-10-22
WO2020213677A1 (en) 2020-10-22

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