TW200706013A - Dynamic image encoding device, dynamic image decoding device, dynamic image encoding method, dynamic image decoding method, dynamic image encoding program, and dynamic image decoding program - Google Patents

Dynamic image encoding device, dynamic image decoding device, dynamic image encoding method, dynamic image decoding method, dynamic image encoding program, and dynamic image decoding program

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Publication number
TW200706013A
TW200706013A TW095113214A TW95113214A TW200706013A TW 200706013 A TW200706013 A TW 200706013A TW 095113214 A TW095113214 A TW 095113214A TW 95113214 A TW95113214 A TW 95113214A TW 200706013 A TW200706013 A TW 200706013A
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TW
Taiwan
Prior art keywords
dynamic image
band
differential signal
image decoding
image encoding
Prior art date
Application number
TW095113214A
Other languages
English (en)
Other versions
TWI318076B (zh
Inventor
Choong-Seng Boon
Akira Fujibayashi
Sadaatsu Kato
Tsutomu Horikoshi
Original Assignee
Ntt Docomo Inc
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Publication date
Application filed by Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of TW200706013A publication Critical patent/TW200706013A/zh
Application granted granted Critical
Publication of TWI318076B publication Critical patent/TWI318076B/zh

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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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
TW095113214A 2005-04-13 2006-04-13 Dynamic image encoding device, dynamic image decoding device, dynamic image encoding method, dynamic image decoding method, dynamic image encoding program, and dynamic image decoding program TW200706013A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005115951 2005-04-13
JP2005349870 2005-12-02

Publications (2)

Publication Number Publication Date
TW200706013A true TW200706013A (en) 2007-02-01
TWI318076B TWI318076B (zh) 2009-12-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
TW095113214A TW200706013A (en) 2005-04-13 2006-04-13 Dynamic image encoding device, dynamic image decoding device, dynamic image encoding method, dynamic image decoding method, dynamic image encoding program, and dynamic image decoding program

Country Status (8)

Country Link
US (1) US8340175B2 (zh)
EP (4) EP2234405A3 (zh)
JP (2) JP4739338B2 (zh)
KR (3) KR20090127175A (zh)
CN (1) CN101160976B (zh)
RU (2) RU2369037C2 (zh)
TW (1) TW200706013A (zh)
WO (1) WO2006112272A1 (zh)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4993676B2 (ja) * 2006-09-01 2012-08-08 キヤノン株式会社 画像符号化装置及び画像符号化方法
WO2008078782A1 (ja) * 2006-12-27 2008-07-03 Ntt Docomo, Inc. 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、動画像符号化プログラム及び動画像復号プログラム
CN102100071B (zh) * 2008-07-25 2013-01-02 索尼公司 图像处理设备和方法
JP5446198B2 (ja) * 2008-10-03 2014-03-19 富士通株式会社 画像予測装置及び方法、画像符号化装置、画像復号化装置
JP5169978B2 (ja) * 2009-04-24 2013-03-27 ソニー株式会社 画像処理装置および方法
ES2739475T3 (es) 2009-05-11 2020-01-31 Ntt Docomo Inc Dispositivo, método y programa de codificación de imágenes en movimiento, y dispositivo, método y programa de decodificación de imágenes en movimiento
US9036692B2 (en) 2010-01-18 2015-05-19 Mediatek Inc. Motion prediction method
EP2541939A4 (en) * 2010-02-23 2014-05-21 Nippon Telegraph & Telephone MOTION VECTOR ANALYSIS METHOD, METHOD FOR ENCRYPTION OF MORE VIEW IMAGES, METHOD OF DECODING OF MORE VIEW IMAGES, MOTION VECTOR MEASURING DEVICE, DEVICE FOR ENCRYPTION OF MORE VIEW IMAGES, DEVICE FOR DECODING OF MORE VIEW IMAGES, MOTION VECTOR ANALYSIS PROGRAM PROGRAM FOR ENCRYPTION OF MORE VIEW IMAGES AND PROGRAM FOR DECODING OF MORE VIEW IMAGES
US20120051432A1 (en) * 2010-08-26 2012-03-01 Samsung Electronics Co., Ltd Method and apparatus for a video codec with low complexity encoding
JP5741076B2 (ja) * 2010-12-09 2015-07-01 ソニー株式会社 画像処理装置及び画像処理方法
FR2968878A1 (fr) * 2010-12-14 2012-06-15 Thomson Licensing Procede et dispositif pour generer des images comportant du flou cinetique
EP2466872B1 (en) * 2010-12-14 2018-06-06 Axis AB Method and digital video camera for improving the image quality of images in a video image stream
US8494290B2 (en) * 2011-05-05 2013-07-23 Mitsubishi Electric Research Laboratories, Inc. Method for coding pictures using hierarchical transform units
CN104378632B (zh) * 2011-11-08 2018-02-09 株式会社Kt 对具有待被解码的当前块的视频信号进行解码的方法
KR101360419B1 (ko) 2011-11-23 2014-02-11 현대자동차주식회사 Ｃｎｔ가 분산된 주조용 알루미늄 합금 및 그 제조방법
EP2806639A4 (en) * 2012-01-19 2016-06-01 Mitsubishi Electric Corp VIDEO IMAGE DECODING DEVICE, VIDEO IMAGE CODING DEVICE, VIDEO IMAGE DECODING METHOD AND VIDEO IMAGE CODING METHOD
JP5727398B2 (ja) 2012-01-26 2015-06-03 日本電信電話株式会社 動画像符号化方法，動画像符号化装置および動画像符号化プログラム
CN104813663B (zh) * 2012-09-28 2018-05-22 索尼公司 编码设备、编码方法、解码设备和解码方法
CN103077688B (zh) * 2013-01-11 2015-02-18 北京京东方光电科技有限公司 一种液晶显示屏的源极驱动装置和源极驱动方法
US9774881B2 (en) * 2014-01-08 2017-09-26 Microsoft Technology Licensing, Llc Representing motion vectors in an encoded bitstream
US9749642B2 (en) 2014-01-08 2017-08-29 Microsoft Technology Licensing, Llc Selection of motion vector precision

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3169263B2 (ja) * 1992-05-18 2001-05-21 日本電信電話株式会社 動画像データの符号化装置
JP3165296B2 (ja) 1992-12-25 2001-05-14 三菱電機株式会社 フレーム間符号化処理方式及びフレーム間符号化処理方法及び符号化制御方式
JPH06327002A (ja) * 1993-05-11 1994-11-25 Olympus Optical Co Ltd 動画像符号化装置
TW297202B (zh) 1993-10-13 1997-02-01 Rca Thomson Licensing Corp
JP3360191B2 (ja) * 1994-02-28 2002-12-24 富士通株式会社 画像符号化装置及び画像符号化方法
RU2093968C1 (ru) 1995-08-02 1997-10-20 Закрытое акционерное общество "Техно-ТМ" Способ кодирования-декодирования изображений и устройство для его осуществления
US6266370B1 (en) 1996-09-03 2001-07-24 Nippon Telegraph And Telephone Corporation Brightness-variation compensation method and coding/decoding apparatus for moving pictures
JP2938412B2 (ja) * 1996-09-03 1999-08-23 日本電信電話株式会社 動画像の輝度変化補償方法、動画像符号化装置、動画像復号装置、動画像符号化もしくは復号プログラムを記録した記録媒体および動画像の符号化データを記録した記録媒体
JPH10136371A (ja) 1996-10-30 1998-05-22 Victor Co Of Japan Ltd 動画像復号化装置及びその方法
TW398131B (en) 1997-06-20 2000-07-11 Matsushita Electric Ind Co Ltd The image process method, the image process device and the data memory medium
JP3804237B2 (ja) * 1997-11-27 2006-08-02 日本ビクター株式会社 動き補償動画像符号化装置及びその方法
JP2001231045A (ja) * 2000-02-15 2001-08-24 Nec Corp 動画像符号化および復号化装置
JP4391088B2 (ja) * 2001-04-18 2009-12-24 アイピージー エレクトロニクス ５０３ リミテッド 部分暗号化を用いるオーディオ符号化
US6895050B2 (en) * 2001-04-19 2005-05-17 Jungwoo Lee Apparatus and method for allocating bits temporaly between frames in a coding system
EP1568222B1 (en) 2002-12-04 2019-01-02 Thomson Licensing Encoding of video cross-fades using weighted prediction
JP3997171B2 (ja) 2003-03-27 2007-10-24 株式会社エヌ・ティ・ティ・ドコモ 動画像符号化装置、動画像符号化方法、動画像符号化プログラム、動画像復号装置、動画像復号方法、及び動画像復号プログラム

Also Published As

Publication number Publication date
CN101160976A (zh) 2008-04-09
JP4739338B2 (ja) 2011-08-03
JPWO2006112272A1 (ja) 2008-12-11
RU2009119265A (ru) 2010-11-27
CN101160976B (zh) 2010-05-19
EP2461590A2 (en) 2012-06-06
WO2006112272A1 (ja) 2006-10-26
EP1881707A1 (en) 2008-01-23
KR20110122884A (ko) 2011-11-11
US20090067501A1 (en) 2009-03-12
KR20090127175A (ko) 2009-12-09
EP2469859A3 (en) 2012-08-29
EP2234405A2 (en) 2010-09-29
US8340175B2 (en) 2012-12-25
JP2011055538A (ja) 2011-03-17
EP2461590A3 (en) 2012-08-29
RU2369037C2 (ru) 2009-09-27
EP1881707A4 (en) 2009-11-04
EP2469859A2 (en) 2012-06-27
KR101160818B1 (ko) 2012-07-03
KR20080007258A (ko) 2008-01-17
TWI318076B (zh) 2009-12-01
RU2007141925A (ru) 2009-05-20
KR100944651B1 (ko) 2010-03-04
EP2234405A3 (en) 2011-03-16

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