KR20230162634A - 비디오 인코딩 및 디코딩을 위한 템플릿 매칭 예측 - Google Patents

비디오 인코딩 및 디코딩을 위한 템플릿 매칭 예측 Download PDF

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Publication number
KR20230162634A
KR20230162634A KR1020237034236A KR20237034236A KR20230162634A KR 20230162634 A KR20230162634 A KR 20230162634A KR 1020237034236 A KR1020237034236 A KR 1020237034236A KR 20237034236 A KR20237034236 A KR 20237034236A KR 20230162634 A KR20230162634 A KR 20230162634A
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South Korea
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block
current block
template
prediction
current
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Korean (ko)
Inventor
카람 나세르
페브리체 르 리네크
탕기 포이리에
가엘리 마틴-코체어
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인터디지털 씨이 페이튼트 홀딩스, 에스에이에스
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Publication of KR20230162634A publication Critical patent/KR20230162634A/ko
Pending legal-status Critical Current

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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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • G06V10/751—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • 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
    • H04N19/169—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
    • H04N19/42—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
    • H04N19/436—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 using parallelised computational 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
    • H04N19/503—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
    • H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Databases & Information Systems (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020237034236A 2021-03-30 2022-03-22 비디오 인코딩 및 디코딩을 위한 템플릿 매칭 예측 Pending KR20230162634A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP21305403.4 2021-03-30
EP21305403 2021-03-30
EP21305892.8 2021-06-29
EP21305892 2021-06-29
PCT/EP2022/057416 WO2022207400A1 (en) 2021-03-30 2022-03-22 Template matching prediction for video encoding and decoding

Publications (1)

Publication Number Publication Date
KR20230162634A true KR20230162634A (ko) 2023-11-28

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KR1020237034236A Pending KR20230162634A (ko) 2021-03-30 2022-03-22 비디오 인코딩 및 디코딩을 위한 템플릿 매칭 예측

Country Status (6)

Country Link
US (1) US20240171756A1 (https=)
EP (1) EP4315859A1 (https=)
JP (1) JP2024513657A (https=)
KR (1) KR20230162634A (https=)
IL (1) IL307226A (https=)
WO (1) WO2022207400A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025121832A1 (ko) * 2023-12-04 2025-06-12 주식회사 아틴스 템플릿 매칭 이용한 참조 블록 설정 방법, 이를 수행하기 위한 영상 부호화 및 복호화 장치
WO2025150791A1 (ko) * 2024-01-08 2025-07-17 주식회사 엘엑스 세미콘 템플릿 기반 인트라 예측 모드 도출을 이용한 영상 코딩 방법 및 그 장치

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116095311B (zh) * 2022-07-26 2025-01-24 杭州海康威视数字技术股份有限公司 一种编解码方法、装置及其设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8228990B2 (en) * 2008-01-16 2012-07-24 Sony Corporation Template matching scheme using multiple predictors as candidates for intra-prediction
US9948930B2 (en) * 2016-05-17 2018-04-17 Arris Enterprises Llc Template matching for JVET intra prediction
US10986349B2 (en) * 2017-12-29 2021-04-20 Microsoft Technology Licensing, Llc Constraints on locations of reference blocks for intra block copy prediction
CN119324983A (zh) * 2018-03-30 2025-01-17 英迪股份有限公司 图像编码/解码方法以及存储介质
CN121309802A (zh) * 2018-06-18 2026-01-09 世宗大学校产学协力团 影像解码/编码方法及传输比特流的方法
US11533471B2 (en) * 2018-06-22 2022-12-20 Sony Corporation Image processing apparatus and image processing method
WO2020001578A1 (en) * 2018-06-28 2020-01-02 Huawei Technologies Co., Ltd. Motion vector refinement search with integer pixel resolution
US10638153B2 (en) * 2018-07-02 2020-04-28 Tencent America LLC For decoder side MV derivation and refinement
US10911768B2 (en) * 2018-07-11 2021-02-02 Tencent America LLC Constraint for template matching in decoder side motion derivation and refinement
US11019331B2 (en) * 2018-07-16 2021-05-25 Tencent America LLC Method and apparatus for video coding with prediction information

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025121832A1 (ko) * 2023-12-04 2025-06-12 주식회사 아틴스 템플릿 매칭 이용한 참조 블록 설정 방법, 이를 수행하기 위한 영상 부호화 및 복호화 장치
WO2025150791A1 (ko) * 2024-01-08 2025-07-17 주식회사 엘엑스 세미콘 템플릿 기반 인트라 예측 모드 도출을 이용한 영상 코딩 방법 및 그 장치

Also Published As

Publication number Publication date
US20240171756A1 (en) 2024-05-23
EP4315859A1 (en) 2024-02-07
WO2022207400A1 (en) 2022-10-06
IL307226A (en) 2023-11-01
JP2024513657A (ja) 2024-03-27

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