JP2014147111A5 - - Google Patents

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Publication number
JP2014147111A5
JP2014147111A5 JP2014078790A JP2014078790A JP2014147111A5 JP 2014147111 A5 JP2014147111 A5 JP 2014147111A5 JP 2014078790 A JP2014078790 A JP 2014078790A JP 2014078790 A JP2014078790 A JP 2014078790A JP 2014147111 A5 JP2014147111 A5 JP 2014147111A5
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JP
Japan
Prior art keywords
quantization matrix
default
square
encoding
square quantization
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Pending
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JP2014078790A
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English (en)
Japanese (ja)
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JP2014147111A (ja
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Publication date
Priority claimed from US13/597,131 external-priority patent/US20130188691A1/en
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Publication of JP2014147111A publication Critical patent/JP2014147111A/ja
Publication of JP2014147111A5 publication Critical patent/JP2014147111A5/ja
Pending legal-status Critical Current

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JP2014078790A 2012-01-20 2014-04-07 Ｈｅｖｃ規格のための量子化マトリクス設計 Pending JP2014147111A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201261589265P 2012-01-20 2012-01-20
US61/589,265 2012-01-20
US13/597,131 US20130188691A1 (en) 2012-01-20 2012-08-28 Quantization matrix design for hevc standard
US13/597,131 2012-08-28

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2013010588A Division JP5633584B2 (ja) 2012-01-20 2013-01-04 Ｈｅｖｃ規格のための量子化マトリクス設計

Publications (2)

Publication Number Publication Date
JP2014147111A JP2014147111A (ja) 2014-08-14
JP2014147111A5 true JP2014147111A5 (enExample) 2014-11-06

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ID=47630150

Family Applications (2)

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JP2013010588A Active JP5633584B2 (ja) 2012-01-20 2013-01-04 Ｈｅｖｃ規格のための量子化マトリクス設計
JP2014078790A Pending JP2014147111A (ja) 2012-01-20 2014-04-07 Ｈｅｖｃ規格のための量子化マトリクス設計

Family Applications Before (1)

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JP2013010588A Active JP5633584B2 (ja) 2012-01-20 2013-01-04 Ｈｅｖｃ規格のための量子化マトリクス設計

Country Status (8)

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US (2) US20130188691A1 (enExample)
EP (3) EP2779656A1 (enExample)
JP (2) JP5633584B2 (enExample)
KR (1) KR20140101867A (enExample)
CN (1) CN103220517A (enExample)
BR (1) BR112014016399A8 (enExample)
CA (1) CA2860072A1 (enExample)
WO (1) WO2013109971A1 (enExample)

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Publication number Priority date Publication date Assignee Title
CN103841419B (zh) * 2014-01-28 2017-01-25 福州大学 基于人眼视觉特性的hevc量化矩阵设计
US20150242360A1 (en) * 2014-02-25 2015-08-27 International Business Machines Corporation Numerical scaling method for mathematical programs with quadratic objectives and/or quadratic constraints
US10715833B2 (en) * 2014-05-28 2020-07-14 Apple Inc. Adaptive syntax grouping and compression in video data using a default value and an exception value
CN104219526B (zh) * 2014-09-01 2017-05-24 国家广播电影电视总局广播科学研究院 基于恰可察感知质量判决准则的hevc率失真优化算法
TWI727968B (zh) * 2015-09-02 2021-05-21 美商內數位Ｖｃ控股公司 用於視訊編碼及解碼中量化之方法及設備
CN118945343A (zh) * 2016-10-04 2024-11-12 有限公司B1影像技术研究所 图像编码/解码方法、介质和传输比特流的方法
US10567768B2 (en) 2017-04-14 2020-02-18 Apple Inc. Techniques for calculation of quantization matrices in video coding
CN107256534B (zh) * 2017-05-16 2020-07-24 上海海事大学 基于双线性插值的gqir量子图像的缩小与放大方法
CN116744021A (zh) * 2018-03-28 2023-09-12 索尼公司 图像处理装置和图像处理方法
EP3550837A1 (en) * 2018-04-06 2019-10-09 Comcast Cable Communications LLC Method for generating quantization matrices based on viewing conditions
EP3624449A1 (en) 2018-09-17 2020-03-18 InterDigital VC Holdings, Inc. Coding of quantization matrices using parametric models
US11457214B2 (en) * 2018-08-23 2022-09-27 Interdigital Vc Holdings France, Sas Coding of quantization matrices using parametric models
EP4210331A1 (en) 2018-09-02 2023-07-12 LG Electronics Inc. Method and apparatus for processing image signal
EP3918797A4 (en) * 2019-03-10 2023-01-25 HFI Innovation Inc. METHOD AND DEVICE FOR CALCULATION AND REPRESENTATION OF QUANTIZATION MATRICES FOR VIDEO CODING
CN119450074A (zh) 2019-06-03 2025-02-14 Lg电子株式会社 图像解码方法、图像编码方法和数据发送方法
CN120416474A (zh) 2019-06-03 2025-08-01 Lg电子株式会社 解码设备、编码设备和数据发送设备
KR102245642B1 (ko) 2020-10-21 2021-04-27 김태형 마스크 가이드
CN119110067B (zh) * 2023-03-01 2025-10-24 杭州海康威视数字技术股份有限公司 图像解码和编码方法、装置、设备及存储介质

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EP0903042B1 (en) 1997-02-08 2002-05-29 Matsushita Electric Industrial Co., Ltd. Quantization matrix for still and moving picture coding
US6067118A (en) * 1997-12-16 2000-05-23 Philips Electronics North America Corp. Method of frame-by-frame calculation of quantization matrices
JP4292659B2 (ja) * 1999-11-18 2009-07-08 ソニー株式会社 画像情報変換装置及び画像情報変換方法
KR100860147B1 (ko) * 2004-02-20 2008-09-24 닛본 덴끼 가부시끼가이샤 화상 부호화 방법, 그 장치 및 제어 프로그램을 기록한 컴퓨터 판독가능한 기록 매체
EP1675402A1 (en) * 2004-12-22 2006-06-28 Thomson Licensing Optimisation of a quantisation matrix for image and video coding
RU2414093C2 (ru) * 2006-02-13 2011-03-10 Кабусики Кайся Тосиба Способ и устройство, и программа кодирования/декодирования видео
WO2007104265A1 (fr) 2006-03-16 2007-09-20 Huawei Technologies Co., Ltd. Procédé et dispositif de quantification de codage-décodage
US20080031325A1 (en) * 2006-08-03 2008-02-07 Yingyong Qi Mesh-based video compression with domain transformation
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