SI3944618T1 - Transformacija za notranje napovedovanje, ki temelji na matriki, pri kodiranju slik - Google Patents

Transformacija za notranje napovedovanje, ki temelji na matriki, pri kodiranju slik

Info

Publication number
SI3944618T1
SI3944618T1 SI202030377T SI202030377T SI3944618T1 SI 3944618 T1 SI3944618 T1 SI 3944618T1 SI 202030377 T SI202030377 T SI 202030377T SI 202030377 T SI202030377 T SI 202030377T SI 3944618 T1 SI3944618 T1 SI 3944618T1
Authority
SI
Slovenia
Prior art keywords
prediction
transform
matrix
image coding
based intra
Prior art date
Application number
SI202030377T
Other languages
English (en)
Inventor
Junghak Nam
Jaehyun Lim
Moonmo Koo
Seunghwan Kim
Original Assignee
Lg Electronics Inc.
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 Lg Electronics Inc. filed Critical Lg Electronics Inc.
Publication of SI3944618T1 publication Critical patent/SI3944618T1/sl

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
    • H04N19/50—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
    • 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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/102—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/169—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
    • H04N19/18—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 set of transform coefficients
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SI202030377T 2019-04-16 2020-04-16 Transformacija za notranje napovedovanje, ki temelji na matriki, pri kodiranju slik SI3944618T1 (sl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962834946P 2019-04-16 2019-04-16
PCT/KR2020/005076 WO2020213944A1 (ko) 2019-04-16 2020-04-16 영상 코딩에서 매트릭스 기반의 인트라 예측을 위한 변환
EP20792204.8A EP3944618B1 (en) 2019-04-16 2020-04-16 Transform for matrix-based intra-prediction in image coding

Publications (1)

Publication Number Publication Date
SI3944618T1 true SI3944618T1 (sl) 2024-04-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SI202030377T SI3944618T1 (sl) 2019-04-16 2020-04-16 Transformacija za notranje napovedovanje, ki temelji na matriki, pri kodiranju slik

Country Status (16)

Country Link
US (2) US11558641B2 (sl)
EP (2) EP3944618B1 (sl)
JP (3) JP7197727B2 (sl)
KR (2) KR102470696B1 (sl)
CN (5) CN116684612A (sl)
AU (2) AU2020257796B2 (sl)
BR (1) BR112021020764A2 (sl)
CA (1) CA3137181A1 (sl)
ES (1) ES2969115T3 (sl)
FI (1) FI3944618T3 (sl)
HR (1) HRP20231634T1 (sl)
HU (1) HUE064847T2 (sl)
MX (1) MX2021012730A (sl)
PL (1) PL3944618T3 (sl)
SI (1) SI3944618T1 (sl)
WO (1) WO2020213944A1 (sl)

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EP3922034B1 (en) * 2019-04-17 2024-02-07 Huawei Technologies Co., Ltd. Harmonizing matrix-based intra prediction and secondary transform core selection
KR20220016844A (ko) 2019-06-07 2022-02-10 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 비트스트림들에서 감축된 2차 변환의 조건부 시그널링
EP3975565A4 (en) * 2019-07-07 2022-07-27 Guangdong Oppo Mobile Telecommunications Corp., Ltd. IMAGE PREDICTION METHOD, ENCODER, DECODER AND STORAGE MEDIA
JP7422858B2 (ja) 2019-08-03 2024-01-26 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体及び記憶方法
CN114223208B (zh) 2019-08-17 2023-12-29 北京字节跳动网络技术有限公司 为视频中的缩减二次变换的边信息的上下文建模
JP7323709B2 (ja) 2019-09-09 2023-08-08 北京字節跳動網絡技術有限公司 イントラブロックコピーの符号化および復号化
WO2024007120A1 (zh) * 2022-07-04 2024-01-11 Oppo广东移动通信有限公司 编解码方法、编码器、解码器以及存储介质

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WO2017052272A1 (ko) * 2015-09-23 2017-03-30 엘지전자 주식회사 비디오 코딩 시스템에서 인트라 예측 방법 및 장치
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CN117119180A (zh) * 2017-06-21 2023-11-24 Lg 电子株式会社 在图像编译系统中根据帧内预测用于解码图像的方法和设备
AU2018204775A1 (en) * 2018-06-29 2020-01-16 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a transformed block of video samples
KR20210016427A (ko) 2018-07-06 2021-02-15 와커 헤미 아게 발효 방법에서 재조합 단백질을 방출하기 위한 박테리아 균주
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EP3922034B1 (en) * 2019-04-17 2024-02-07 Huawei Technologies Co., Ltd. Harmonizing matrix-based intra prediction and secondary transform core selection

Also Published As

Publication number Publication date
CN116684614A (zh) 2023-09-01
JP2022529686A (ja) 2022-06-23
US11558641B2 (en) 2023-01-17
AU2020257796A1 (en) 2021-12-16
KR102470696B1 (ko) 2022-11-28
EP3944618B1 (en) 2023-12-06
EP4287620A2 (en) 2023-12-06
AU2020257796B2 (en) 2023-11-02
US11831912B2 (en) 2023-11-28
WO2020213944A1 (ko) 2020-10-22
US20220038741A1 (en) 2022-02-03
CN116684613A (zh) 2023-09-01
JP7375151B2 (ja) 2023-11-07
FI3944618T3 (fi) 2024-01-11
KR20210130816A (ko) 2021-11-01
HRP20231634T1 (hr) 2024-03-15
ES2969115T3 (es) 2024-05-16
CN113826395B (zh) 2023-06-30
PL3944618T3 (pl) 2024-03-11
HUE064847T2 (hu) 2024-04-28
CN113826395A (zh) 2021-12-21
EP3944618A1 (en) 2022-01-26
CA3137181A1 (en) 2020-10-22
CN116684611A (zh) 2023-09-01
AU2024200619A1 (en) 2024-02-22
EP4287620A3 (en) 2024-02-14
JP7197727B2 (ja) 2022-12-27
JP2023025271A (ja) 2023-02-21
CN116684612A (zh) 2023-09-01
JP2023175021A (ja) 2023-12-08
EP3944618A4 (en) 2022-05-11
US20230047743A1 (en) 2023-02-16
MX2021012730A (es) 2022-01-06
BR112021020764A2 (pt) 2021-12-14
KR20220162847A (ko) 2022-12-08

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