JP2024513657A - ビデオエンコード及びデコードのためのテンプレートマッチング予測 - Google Patents

ビデオエンコード及びデコードのためのテンプレートマッチング予測 Download PDF

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JP2024513657A
JP2024513657A JP2023553015A JP2023553015A JP2024513657A JP 2024513657 A JP2024513657 A JP 2024513657A JP 2023553015 A JP2023553015 A JP 2023553015A JP 2023553015 A JP2023553015 A JP 2023553015A JP 2024513657 A JP2024513657 A JP 2024513657A
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block
current block
template
current
decoding
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JP2024513657A5 (enExample
Inventor
ナセル、カラム
レアンネック、ファブリース ル
プアリエール、タンジ
マルタン－コシェール、ゲール
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インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ
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Publication of JP2024513657A publication Critical patent/JP2024513657A/ja
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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
    • H04N19/503—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
    • 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
    • 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)
JP2023553015A 2021-03-30 2022-03-22 ビデオエンコード及びデコードのためのテンプレートマッチング予測 Pending JP2024513657A (ja)

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 (2)

Publication Number Publication Date
JP2024513657A true JP2024513657A (ja) 2024-03-27
JP2024513657A5 JP2024513657A5 (enExample) 2025-05-21

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

Families Citing this family (3)

* 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
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

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090180538A1 (en) * 2008-01-16 2009-07-16 The Regents Of The University Of California Template matching scheme using multiple predictors as candidates for intra-prediction
US20190208217A1 (en) * 2017-12-29 2019-07-04 Microsoft Technology Licensing, Llc Constraints on locations of reference blocks for intra block copy prediction
WO2019190224A1 (ko) * 2018-03-30 2019-10-03 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2019244669A1 (ja) * 2018-06-22 2019-12-26 ソニー株式会社 画像処理装置および方法
WO2020001578A1 (en) * 2018-06-28 2020-01-02 Huawei Technologies Co., Ltd. Motion vector refinement search with integer pixel resolution
US20200021833A1 (en) * 2018-07-11 2020-01-16 Tencent America LLC Constraint for template matching in decoder side motion derivation and refinement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9948930B2 (en) * 2016-05-17 2018-04-17 Arris Enterprises Llc Template matching for JVET intra prediction
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
US10638153B2 (en) * 2018-07-02 2020-04-28 Tencent America LLC For decoder side MV derivation and refinement
US11019331B2 (en) * 2018-07-16 2021-05-25 Tencent America LLC Method and apparatus for video coding with prediction information

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090180538A1 (en) * 2008-01-16 2009-07-16 The Regents Of The University Of California Template matching scheme using multiple predictors as candidates for intra-prediction
US20190208217A1 (en) * 2017-12-29 2019-07-04 Microsoft Technology Licensing, Llc Constraints on locations of reference blocks for intra block copy prediction
WO2019190224A1 (ko) * 2018-03-30 2019-10-03 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2019244669A1 (ja) * 2018-06-22 2019-12-26 ソニー株式会社 画像処理装置および方法
WO2020001578A1 (en) * 2018-06-28 2020-01-02 Huawei Technologies Co., Ltd. Motion vector refinement search with integer pixel resolution
US20200021833A1 (en) * 2018-07-11 2020-01-16 Tencent America LLC Constraint for template matching in decoder side motion derivation and refinement

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US20240171756A1 (en) 2024-05-23
EP4315859A1 (en) 2024-02-07
WO2022207400A1 (en) 2022-10-06
KR20230162634A (ko) 2023-11-28
IL307226A (en) 2023-11-01

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