JP7784984B2 - オフセット圧縮値の選択的制限を含む画像フレームを符号化するための符号化装置及び方法 - Google Patents

オフセット圧縮値の選択的制限を含む画像フレームを符号化するための符号化装置及び方法

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JP7784984B2
JP7784984B2 JP2022192888A JP2022192888A JP7784984B2 JP 7784984 B2 JP7784984 B2 JP 7784984B2 JP 2022192888 A JP2022192888 A JP 2022192888A JP 2022192888 A JP2022192888 A JP 2022192888A JP 7784984 B2 JP7784984 B2 JP 7784984B2
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offset
offset compression
value
interest
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JP2023085226A (ja
JP2023085226A5 (https=
Inventor
ヴィクトル エドパルム，
アレクサンデル トーレソン，
ヨハン パルマウス，
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アクシス アーベー
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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
    • H04N19/182—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 pixel
    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/25—Determination of region of interest [ROI] or a volume of interest [VOI]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • 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
    • G06V10/764—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
    • 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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022192888A 2021-12-08 2022-12-01 オフセット圧縮値の選択的制限を含む画像フレームを符号化するための符号化装置及び方法 Active JP7784984B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21213154.4A EP4195666B1 (en) 2021-12-08 2021-12-08 An encoding device and a method for encoding an image frame including selective restriction of offset compression values
EP21213154 2021-12-08

Publications (3)

Publication Number Publication Date
JP2023085226A JP2023085226A (ja) 2023-06-20
JP2023085226A5 JP2023085226A5 (https=) 2025-10-09
JP7784984B2 true JP7784984B2 (ja) 2025-12-12

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JP2022192888A Active JP7784984B2 (ja) 2021-12-08 2022-12-01 オフセット圧縮値の選択的制限を含む画像フレームを符号化するための符号化装置及び方法

Country Status (4)

Country Link
US (1) US12400368B2 (https=)
EP (1) EP4195666B1 (https=)
JP (1) JP7784984B2 (https=)
CN (1) CN116320462A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024145685A (ja) * 2023-03-31 2024-10-15 株式会社日立製作所 計算機システム及びデータの圧縮方法

Family Cites Families (16)

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JPH08265769A (ja) * 1995-03-06 1996-10-11 Texas Instr Inc <Ti> 画像データの適応型量子化方法及びその装置
US8374237B2 (en) 2001-03-02 2013-02-12 Dolby Laboratories Licensing Corporation High precision encoding and decoding of video images
EP1679659A1 (en) 2005-01-06 2006-07-12 Thomson Licensing Method and device for selecting quantization parameters in a picture using side information
US8711926B2 (en) * 2007-02-08 2014-04-29 Qualcomm Incorporated Distortion estimation for quantized data
FR2914125A1 (fr) 2007-03-23 2008-09-26 Thomson Licensing Sas Procede de traitement d'image et dispositif de codage implementant ledit procede.
EP2094016A1 (en) * 2008-02-19 2009-08-26 Thomson Licensing Method and device for compressing an image and storage medium carrying an image compressed by said method
IT1402430B1 (it) 2010-09-17 2013-09-04 St Microelectronics Srl "procedimento e dispositivo per l'elaborazione di segnali video, trasmettitore o prodotto informatico relativi"
US9414054B2 (en) * 2012-07-02 2016-08-09 Microsoft Technology Licensing, Llc Control and use of chroma quantization parameter values
GB201312382D0 (en) * 2013-07-10 2013-08-21 Microsoft Corp Region-of-interest aware video coding
US20160353107A1 (en) 2015-05-26 2016-12-01 Apple Inc. Adaptive quantization parameter modulation for eye sensitive areas
US20170280139A1 (en) 2016-03-22 2017-09-28 Qualcomm Incorporated Apparatus and methods for adaptive calculation of quantization parameters in display stream compression
US10469854B2 (en) 2017-06-21 2019-11-05 Intel Corporation Content, psychovisual, region of interest, and persistence based adaptive quantization for video coding
US20220239915A1 (en) 2019-06-10 2022-07-28 Realnetworks, Inc. Perceptual adaptive quantization and rounding offset with piece-wise mapping function
US11490083B2 (en) * 2020-02-05 2022-11-01 Qualcomm Incorporated Learned low-complexity adaptive quantization for video compression
DE112021004926T5 (de) * 2020-09-15 2023-07-13 Fujifilm Corporation Bildkodiervorrichtung, bildkodierverfahren, bildkodierprogramm,bilddekodiervorrichtung, bilddekodierverfahren, bilddekodierprogramm,bildverarbeitungsvorrichtung, lernvorrichtung, lernverfahren, lernprogramm, suchvorrichtung für ähnliche bilder, suchverfahren für ähnliche bilder, und suchprogramm für ähnliche bilder
US11727664B2 (en) * 2021-04-27 2023-08-15 Zebra Technologies Corporation Systems and methods for determining an adaptive region of interest (ROI) for image metrics calculations

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Publication number Publication date
EP4195666B1 (en) 2024-11-20
JP2023085226A (ja) 2023-06-20
CN116320462A (zh) 2023-06-23
EP4195666C0 (en) 2024-11-20
US12400368B2 (en) 2025-08-26
US20230177733A1 (en) 2023-06-08
EP4195666A1 (en) 2023-06-14

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