JP2024057980A - 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム - Google Patents

画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム Download PDF

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Publication number
JP2024057980A
JP2024057980A JP2022165024A JP2022165024A JP2024057980A JP 2024057980 A JP2024057980 A JP 2024057980A JP 2022165024 A JP2022165024 A JP 2022165024A JP 2022165024 A JP2022165024 A JP 2022165024A JP 2024057980 A JP2024057980 A JP 2024057980A
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JP
Japan
Prior art keywords
frame
pixels
image
interpolation
reference picture
Prior art date
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Pending
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JP2022165024A
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English (en)
Japanese (ja)
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JP2024057980A5 (https=
Inventor
孝明 石川
Takaaki Ishikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP2022165024A priority Critical patent/JP2024057980A/ja
Priority to CN202380072267.9A priority patent/CN120077660A/zh
Priority to PCT/JP2023/028243 priority patent/WO2024079965A1/ja
Priority to EP23876974.9A priority patent/EP4604536A1/en
Publication of JP2024057980A publication Critical patent/JP2024057980A/ja
Priority to US19/169,571 priority patent/US20250234012A1/en
Publication of JP2024057980A5 publication Critical patent/JP2024057980A5/ja
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/563—Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022165024A 2022-10-13 2022-10-13 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム Pending JP2024057980A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2022165024A JP2024057980A (ja) 2022-10-13 2022-10-13 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
CN202380072267.9A CN120077660A (zh) 2022-10-13 2023-08-02 图像编码设备、图像编码方法和程序、图像解码设备、图像解码方法和程序
PCT/JP2023/028243 WO2024079965A1 (ja) 2022-10-13 2023-08-02 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
EP23876974.9A EP4604536A1 (en) 2022-10-13 2023-08-02 Image coding device, image coding method and program, image decoding device, and image decoding method and program
US19/169,571 US20250234012A1 (en) 2022-10-13 2025-04-03 Image encoding apparatus, image encoding method and non-transitory computer-readable storage medium, image decoding apparatus, image decoding method and non-transitory computer-readable storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022165024A JP2024057980A (ja) 2022-10-13 2022-10-13 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム

Publications (2)

Publication Number Publication Date
JP2024057980A true JP2024057980A (ja) 2024-04-25
JP2024057980A5 JP2024057980A5 (https=) 2025-10-08

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JP2022165024A Pending JP2024057980A (ja) 2022-10-13 2022-10-13 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム

Country Status (5)

Country Link
US (1) US20250234012A1 (https=)
EP (1) EP4604536A1 (https=)
JP (1) JP2024057980A (https=)
CN (1) CN120077660A (https=)
WO (1) WO2024079965A1 (https=)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018050085A (ja) 2013-12-27 2018-03-29 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 画像符号化方法、画像復号方法、画像符号化装置及び画像復号装置
JP2018533286A (ja) * 2015-09-23 2018-11-08 エルジー エレクトロニクス インコーポレイティド 画像の符号化／復号化方法及びこれのために装置
US10630992B2 (en) * 2016-01-08 2020-04-21 Samsung Electronics Co., Ltd. Method, application processor, and mobile terminal for processing reference image
WO2017142448A1 (en) * 2016-02-17 2017-08-24 Telefonaktiebolaget Lm Ericsson (Publ) Methods and devices for encoding and decoding video pictures
US10728573B2 (en) * 2017-09-08 2020-07-28 Qualcomm Incorporated Motion compensated boundary pixel padding
JP7710876B2 (ja) 2021-04-19 2025-07-22 株式会社荏原製作所 研磨方法、および研磨装置

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Publication number Publication date
US20250234012A1 (en) 2025-07-17
WO2024079965A1 (ja) 2024-04-18
CN120077660A (zh) 2025-05-30
EP4604536A1 (en) 2025-08-20

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