KR20250003592A - 화상 부호화 장치 및 화상 부호화 방법 - Google Patents

화상 부호화 장치 및 화상 부호화 방법 Download PDF

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Publication number
KR20250003592A
KR20250003592A KR1020247034470A KR20247034470A KR20250003592A KR 20250003592 A KR20250003592 A KR 20250003592A KR 1020247034470 A KR1020247034470 A KR 1020247034470A KR 20247034470 A KR20247034470 A KR 20247034470A KR 20250003592 A KR20250003592 A KR 20250003592A
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South Korea
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KR1020247034470A
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English (en)
Korean (ko)
Inventor
고이치 후루타니
신지 기타무라
요이치 오구라
나오히로 이와하시
오사무 미토베
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누보톤 테크놀로지 재팬 가부시키가이샤
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Publication of KR20250003592A publication Critical patent/KR20250003592A/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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/10—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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/10—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
    • H04N19/186—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 a colour or a chrominance component

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020247034470A 2022-04-27 2023-04-24 화상 부호화 장치 및 화상 부호화 방법 Pending KR20250003592A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022073863 2022-04-27
JPJP-P-2022-073863 2022-04-27
PCT/JP2023/016152 WO2023210594A1 (ja) 2022-04-27 2023-04-24 画像符号化装置及び画像符号化方法

Publications (1)

Publication Number Publication Date
KR20250003592A true KR20250003592A (ko) 2025-01-07

Family

ID=88518948

Family Applications (1)

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KR1020247034470A Pending KR20250003592A (ko) 2022-04-27 2023-04-24 화상 부호화 장치 및 화상 부호화 방법

Country Status (4)

Country Link
JP (1) JPWO2023210594A1 (https=)
KR (1) KR20250003592A (https=)
CN (1) CN119054278A (https=)
WO (1) WO2023210594A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026075049A1 (ja) * 2024-10-02 2026-04-09 ヌヴォトンテクノロジージャパン株式会社 画像符号化装置及び画像符号化方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4631629Y1 (https=) 1968-10-19 1971-11-01
JP6502739B2 (ja) 2015-04-28 2019-04-17 キヤノン株式会社 画像符号化装置、画像処理装置、画像符号化方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006166259A (ja) * 2004-12-09 2006-06-22 Nikon Corp デジタルカメラ並びにデジタルカメラシステム、画像圧縮方法、画像処理方法及びプログラム並びにそれらを記録したコンピュータ読み取り可能な記録媒体
JP2009038746A (ja) * 2007-08-03 2009-02-19 Panasonic Corp 画像情報符号化装置
JP2009188826A (ja) * 2008-02-07 2009-08-20 Toshiba Corp 動画像符号化装置
JP5800362B2 (ja) * 2011-12-27 2015-10-28 Kddi株式会社 動画像送出装置、動画像受信装置、動画像伝送システム、動画像送出方法、動画像受信方法、およびプログラム
JP6906324B2 (ja) * 2017-02-20 2021-07-21 キヤノン株式会社 符号化装置、符号化方法、及び、プログラム
CN107071516B (zh) * 2017-04-08 2018-12-21 腾讯科技（深圳）有限公司 一种图片文件处理方法
JP2020092327A (ja) * 2018-12-05 2020-06-11 キヤノン株式会社 画像符号化装置、画像符号化方法、およびプログラム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4631629Y1 (https=) 1968-10-19 1971-11-01
JP6502739B2 (ja) 2015-04-28 2019-04-17 キヤノン株式会社 画像符号化装置、画像処理装置、画像符号化方法

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Publication number Publication date
CN119054278A (zh) 2024-11-29
JPWO2023210594A1 (https=) 2023-11-02
WO2023210594A1 (ja) 2023-11-02

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Patent event date: 20241016

Patent event code: PA01051R01D

Comment text: International Patent Application

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