KR20220112787A - 참조 픽처 리샘플링을 위한 프랙셔널 샘플 보간 - Google Patents

참조 픽처 리샘플링을 위한 프랙셔널 샘플 보간 Download PDF

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KR20220112787A
KR20220112787A KR1020227020405A KR20227020405A KR20220112787A KR 20220112787 A KR20220112787 A KR 20220112787A KR 1020227020405 A KR1020227020405 A KR 1020227020405A KR 20227020405 A KR20227020405 A KR 20227020405A KR 20220112787 A KR20220112787 A KR 20220112787A
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South Korea
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resolution
picture
motion vector
reference sample
sample array
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Korean (ko)
Inventor
벤자민 브로스
야고 산체스 데 라 푸엔테
로버트 스쿠핀
마르틴 빙컨
하이코 쉬바르츠
데틀레프 마르페
토마스 쉴
토마스 위건드
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프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우
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Publication of KR20220112787A publication Critical patent/KR20220112787A/ko
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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
    • H04N19/10—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Color Television Systems (AREA)
KR1020227020405A 2019-12-20 2020-12-21 참조 픽처 리샘플링을 위한 프랙셔널 샘플 보간 Pending KR20220112787A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19218738.3 2019-12-20
EP19218738 2019-12-20
PCT/EP2020/087493 WO2021123439A1 (en) 2019-12-20 2020-12-21 Factional sample interpolation for reference picture resampling

Publications (1)

Publication Number Publication Date
KR20220112787A true KR20220112787A (ko) 2022-08-11

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US (3) US11991355B2 (https=)
EP (3) EP4701185A2 (https=)
JP (2) JP7707170B2 (https=)
KR (1) KR20220112787A (https=)
CN (2) CN120512541A (https=)
AU (2) AU2020405366B2 (https=)
BR (1) BR112022011542A2 (https=)
CA (1) CA3164497A1 (https=)
IL (1) IL293914A (https=)
MX (2) MX2022007138A (https=)
PH (1) PH12022551530A1 (https=)
TW (1) TWI794705B (https=)
WO (1) WO2021123439A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025258912A1 (ko) * 2024-06-12 2025-12-18 주식회사 윌러스표준기술연구소 비디오 신호 처리 방법 및 이를 위한 장치

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120343237A (zh) * 2019-05-13 2025-07-18 三星电子株式会社 基于视频尺寸编解码视频的方法和设备
EP4701185A2 (en) 2019-12-20 2026-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Factional sample interpolation for reference picture resampling
WO2022197137A1 (ko) * 2021-03-19 2022-09-22 현대자동차주식회사 성분별 적응적 공간해상도를 갖는 움직임벡터를 이용하는 비디오 코딩방법 및 장치
WO2025073096A1 (en) * 2023-10-06 2025-04-10 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Weighted filtering for picture enhancement in video coding

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9491460B2 (en) * 2013-03-29 2016-11-08 Qualcomm Incorporated Bandwidth reduction for video coding prediction
EP3264768A1 (en) * 2016-06-30 2018-01-03 Thomson Licensing Method and apparatus for video coding with adaptive motion information refinement
EP3264769A1 (en) * 2016-06-30 2018-01-03 Thomson Licensing Method and apparatus for video coding with automatic motion information refinement
KR20200119877A (ko) * 2018-02-20 2020-10-20 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 가변 해상도를 지원하고 그리고/또는 영역별 패킹을 효율적으로 처리하는 화상/비디오 코딩
WO2020115355A1 (en) * 2018-12-04 2020-06-11 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
US11563933B2 (en) 2019-07-09 2023-01-24 Qualcomm Incorporated Reference picture resampling with switchable filters
JP7359942B2 (ja) * 2019-08-20 2023-10-11 北京字節跳動網絡技術有限公司 映像処理における代替の補間フィルタの選択的使用
EP4701185A2 (en) 2019-12-20 2026-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Factional sample interpolation for reference picture resampling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025258912A1 (ko) * 2024-06-12 2025-12-18 주식회사 윌러스표준기술연구소 비디오 신호 처리 방법 및 이를 위한 장치

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Publication number Publication date
EP4542994A3 (en) 2025-05-07
AU2020405366A1 (en) 2022-08-11
CN120512541A (zh) 2025-08-19
US20240267516A1 (en) 2024-08-08
JP2025138813A (ja) 2025-09-25
JP7843404B2 (ja) 2026-04-09
EP4078951A1 (en) 2022-10-26
US12316839B2 (en) 2025-05-27
US11991355B2 (en) 2024-05-21
EP4542994B1 (en) 2026-02-04
WO2021123439A1 (en) 2021-06-24
AU2020405366B2 (en) 2025-11-27
MX2022007138A (es) 2022-08-15
CA3164497A1 (en) 2021-06-24
EP4542994A2 (en) 2025-04-23
US20230059366A1 (en) 2023-02-23
EP4701185A2 (en) 2026-02-25
JP2023506877A (ja) 2023-02-20
EP4078951B1 (en) 2025-01-29
CN114788273A (zh) 2022-07-22
AU2026200547A1 (en) 2026-02-12
IL293914A (en) 2022-08-01
JP7707170B2 (ja) 2025-07-14
TW202133617A (zh) 2021-09-01
CN114788273B (zh) 2025-06-06
PH12022551530A1 (en) 2023-04-03
TWI794705B (zh) 2023-03-01
US20250260811A1 (en) 2025-08-14
BR112022011542A2 (pt) 2022-08-30
MX2025008052A (es) 2025-08-01

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