KR20220165279A - 다중 참조 라인 인트라 예측과 변환 파티셔닝 사이의 조화된 설계 - Google Patents

다중 참조 라인 인트라 예측과 변환 파티셔닝 사이의 조화된 설계 Download PDF

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KR20220165279A
KR20220165279A KR1020227039461A KR20227039461A KR20220165279A KR 20220165279 A KR20220165279 A KR 20220165279A KR 1020227039461 A KR1020227039461 A KR 1020227039461A KR 20227039461 A KR20227039461 A KR 20227039461A KR 20220165279 A KR20220165279 A KR 20220165279A
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block
transform
blocks
reference lines
video
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Korean (ko)
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량 자오
신 자오
산 류
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텐센트 아메리카 엘엘씨
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    • 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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • 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
    • H04N19/60—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
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • 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)
KR1020227039461A 2021-03-31 2022-01-18 다중 참조 라인 인트라 예측과 변환 파티셔닝 사이의 조화된 설계 Pending KR20220165279A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202163168984P 2021-03-31 2021-03-31
US63/168,984 2021-03-31
US17/564,583 2021-12-29
US17/564,583 US20220321909A1 (en) 2021-03-31 2021-12-29 Harmonized design between multiple reference line intra prediction and transform partitioning
PCT/US2022/012741 WO2022211877A1 (en) 2021-03-31 2022-01-18 Harmonized design between multiple reference line intra prediction and transform partitioning

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KR20220165279A true KR20220165279A (ko) 2022-12-14

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US (1) US20220321909A1 (https=)
EP (1) EP4118824A4 (https=)
JP (2) JP7512422B2 (https=)
KR (1) KR20220165279A (https=)
CN (1) CN115516856B (https=)
WO (1) WO2022211877A1 (https=)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
KR20250039886A (ko) 2023-09-14 2025-03-21 노무라마이크로사이엔스가부시키가이샤 순수 용수의 제조 방법 및 제조 장치, 순수 제조 방법 및 순수 제조 시스템

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US12108031B2 (en) * 2021-04-16 2024-10-01 Tencent America LLC Harmonized design among multiple reference line intra prediction, transform partitioning and transform kernels
WO2024230472A1 (en) * 2023-05-05 2024-11-14 Mediatek Inc. Methods and apparatus for intra mode fusion in an image and video coding system

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KR101579392B1 (ko) * 2010-09-27 2015-12-21 엘지전자 주식회사 블록 분할 방법 및 복호화 장치
US20140133559A1 (en) * 2011-07-05 2014-05-15 Electronics And Telecommunications Research Institute Method for encoding image information and method for decoding same
MY181285A (en) * 2012-07-02 2020-12-21 Samsung Electronics Co Ltd Method and apparatus for entropy coding video and method and apparatus for entropy decoding video
US11736712B2 (en) * 2016-05-28 2023-08-22 Industry Academy Cooperation Foundation Of Sejong University Method and apparatus for encoding or decoding video signal
CN116684579A (zh) 2016-08-03 2023-09-01 株式会社Kt 用于对视频进行编码和解码的方法和装置
CN117615133A (zh) 2016-10-14 2024-02-27 世宗大学校产学协力团 影像编码/解码方法及比特流的传送方法
US11159806B2 (en) 2018-06-28 2021-10-26 Qualcomm Incorporated Position dependent intra prediction combination with multiple reference lines for intra prediction
EP4543005A3 (en) * 2018-07-11 2025-07-30 Samsung Electronics Co., Ltd. Method and device for video decoding, and method and device for video encoding
KR20200063092A (ko) * 2018-11-27 2020-06-04 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
JP7682793B2 (ja) 2019-02-20 2025-05-26 エルジー エレクトロニクス インコーポレイティド Ｍｐｍリストに基づくイントラ予測方法及び装置
CN113950838B (zh) * 2019-06-06 2026-03-17 北京字节跳动网络技术有限公司 基于子块的帧内块复制
WO2021110568A1 (en) * 2019-12-05 2021-06-10 Interdigital Vc Holdings France, Sas Intra sub partitions for video encoding and decoding combined with multiple transform selection, matrix weighted intra prediction or multi-reference-line intra prediction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20250039886A (ko) 2023-09-14 2025-03-21 노무라마이크로사이엔스가부시키가이샤 순수 용수의 제조 방법 및 제조 장치, 순수 제조 방법 및 순수 제조 시스템

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US20220321909A1 (en) 2022-10-06
EP4118824A4 (en) 2023-06-28
CN115516856A (zh) 2022-12-23
JP2024153626A (ja) 2024-10-29
WO2022211877A1 (en) 2022-10-06
CN115516856B (zh) 2025-03-21
EP4118824A1 (en) 2023-01-18
JP7512422B2 (ja) 2024-07-08

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