JP2023085226A5 - - Google Patents

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Publication number
JP2023085226A5
JP2023085226A5 JP2022192888A JP2022192888A JP2023085226A5 JP 2023085226 A5 JP2023085226 A5 JP 2023085226A5 JP 2022192888 A JP2022192888 A JP 2022192888A JP 2022192888 A JP2022192888 A JP 2022192888A JP 2023085226 A5 JP2023085226 A5 JP 2023085226A5
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JP
Japan
Prior art keywords
offset compression
interest
level
value
offset
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JP2022192888A
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English (en)
Japanese (ja)
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JP2023085226A (ja
JP7784984B2 (ja
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Priority claimed from EP21213154.4A external-priority patent/EP4195666B1/en
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Publication of JP2023085226A5 publication Critical patent/JP2023085226A5/ja
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Publication of JP7784984B2 publication Critical patent/JP7784984B2/ja
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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 true JP2023085226A5 (https=) 2025-10-09
JP7784984B2 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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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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