JP4489605B2 - 圧縮符号化装置、圧縮符号化方法およびプログラム - Google Patents

圧縮符号化装置、圧縮符号化方法およびプログラム Download PDF

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JP4489605B2
JP4489605B2 JP2005011300A JP2005011300A JP4489605B2 JP 4489605 B2 JP4489605 B2 JP 4489605B2 JP 2005011300 A JP2005011300 A JP 2005011300A JP 2005011300 A JP2005011300 A JP 2005011300A JP 4489605 B2 JP4489605 B2 JP 4489605B2
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JP2006203409A (ja
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雄介 水野
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MegaChips Corp
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MegaChips Corp
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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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
    • 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
    • H04N19/127—Prioritisation of hardware or computational resources
    • 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
    • H04N19/162—User input
    • 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
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/647—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission using significance based coding, e.g. Embedded Zerotrees of Wavelets [EZW] or Set Partitioning in Hierarchical Trees [SPIHT]
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2005011300A 2005-01-19 2005-01-19 圧縮符号化装置、圧縮符号化方法およびプログラム Expired - Lifetime JP4489605B2 (ja)

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JP2005011300A JP4489605B2 (ja) 2005-01-19 2005-01-19 圧縮符号化装置、圧縮符号化方法およびプログラム
US11/333,280 US7792376B2 (en) 2005-01-19 2006-01-18 Compression encoder, compression encoding method and program

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JP2005011300A JP4489605B2 (ja) 2005-01-19 2005-01-19 圧縮符号化装置、圧縮符号化方法およびプログラム

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JP2006203409A JP2006203409A (ja) 2006-08-03
JP2006203409A5 JP2006203409A5 (enExample) 2008-03-13
JP4489605B2 true JP4489605B2 (ja) 2010-06-23

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JP (1) JP4489605B2 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101270167B1 (ko) * 2006-08-17 2013-05-31 삼성전자주식회사 저복잡도의 이미지 압축 방법 및 장치, 저복잡도의 이미지복원 방법 및 장치
EP2120460B1 (en) * 2007-03-14 2018-04-11 Nippon Telegraph and Telephone Corporation Quantization control method, device, program, and recording medium containing the program
RU2420911C1 (ru) * 2007-03-14 2011-06-10 Ниппон Телеграф Энд Телефон Корпорейшн Аппаратура и способ оценки объема кода, а также носитель информации для его реализации
EP2120463B1 (en) * 2007-03-14 2014-12-10 Nippon Telegraph and Telephone Corporation Encoding bit rate control method, device, program, and recording medium containing the program
US8396130B2 (en) * 2007-03-14 2013-03-12 Nippon Telegraph And Telephone Corporation Motion vector search method and apparatus, program therefor, and storage medium which stores the program
US8489544B2 (en) * 2007-06-04 2013-07-16 John P. Ford System and method for prioritization and display of aggregated data
US8000546B2 (en) * 2008-08-01 2011-08-16 National Cheng Kung University Adaptive scan method for image/video coding
US9036693B2 (en) * 2009-01-08 2015-05-19 Sri International Method and system for providing region-of-interest video compression
US8750383B2 (en) * 2011-01-17 2014-06-10 Exaimage Corporation Systems and methods for wavelet and channel-based high definition video encoding
JP2012186616A (ja) * 2011-03-04 2012-09-27 Sony Corp 情報処理装置、情報処理方法、及び、プログラム
US9712847B2 (en) * 2011-09-20 2017-07-18 Microsoft Technology Licensing, Llc Low-complexity remote presentation session encoder using subsampling in color conversion space
TWI595770B (zh) * 2011-09-29 2017-08-11 杜比實驗室特許公司 具有對稱圖像解析度與品質之圖框相容全解析度立體三維視訊傳達技術
JP6165491B2 (ja) 2013-04-12 2017-07-19 株式会社メガチップス 画像処理装置および画像処理方法
JP6345961B2 (ja) 2014-03-28 2018-06-20 株式会社メガチップス 画像復号化装置および画像復号化方法
JP6471022B2 (ja) 2015-03-31 2019-02-13 株式会社メガチップス 画像処理システムおよび画像処理方法
JP6471023B2 (ja) 2015-03-31 2019-02-13 株式会社メガチップス 画像処理システムおよび画像処理方法
US10356408B2 (en) * 2015-11-27 2019-07-16 Canon Kabushiki Kaisha Image encoding apparatus and method of controlling the same
JP6564314B2 (ja) * 2015-11-27 2019-08-21 キヤノン株式会社 画像符号化装置及びその制御方法及びプログラム並びに記憶媒体
JP6577855B2 (ja) * 2015-12-14 2019-09-18 株式会社メガチップス 画像処理システムおよび画像処理方法
US10735754B2 (en) 2017-04-26 2020-08-04 Google Llc Chromatic aberration modeling in image compression and enhancement
CN109241229B (zh) * 2018-09-05 2022-01-18 武汉光庭信息技术股份有限公司 一种用于互联网地图显示数据的图层复用方法及系统
KR102203272B1 (ko) * 2018-12-18 2021-01-15 한국전자기술연구원 관심 객체 처리 장치 및 그 방법
US11265552B1 (en) * 2019-09-27 2022-03-01 Apple Inc. Block-based low latency rate control

Family Cites Families (3)

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Publication number Priority date Publication date Assignee Title
SE9803454L (sv) 1998-10-09 2000-04-10 Ericsson Telefon Ab L M Förfarande och system för kodning av ROI
JP2001218062A (ja) * 1999-11-11 2001-08-10 Canon Inc 画像処理装置及び方法と記憶媒体
JP4191592B2 (ja) * 2003-12-26 2008-12-03 株式会社メガチップス 圧縮符号化装置、圧縮符号化方法およびプログラム

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