WO2003030556A1 - Image encoding method and image decoding method - Google Patents

Image encoding method and image decoding method Download PDF

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Publication number
WO2003030556A1
WO2003030556A1 PCT/JP2002/008227 JP0208227W WO03030556A1 WO 2003030556 A1 WO2003030556 A1 WO 2003030556A1 JP 0208227 W JP0208227 W JP 0208227W WO 03030556 A1 WO03030556 A1 WO 03030556A1
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WO
WIPO (PCT)
Prior art keywords
interpolation unit
pixel interpolation
pixel
image
value
Prior art date
Application number
PCT/JP2002/008227
Other languages
English (en)
French (fr)
Inventor
Makoto Hagai
Shinya Kadono
Satoshi Kondo
Kiyofumi Abe
Original Assignee
Matsushita Electric Industrial Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2002109009A external-priority patent/JP2003304538A/ja
Application filed by Matsushita Electric Industrial Co., Ltd. filed Critical Matsushita Electric Industrial Co., Ltd.
Priority to KR1020037006687A priority Critical patent/KR100557911B1/ko
Priority to US10/489,363 priority patent/US20040247190A1/en
Priority to EP02758839A priority patent/EP1432249A4/en
Publication of WO2003030556A1 publication Critical patent/WO2003030556A1/ja

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Classifications

    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/10—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/60—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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PCT/JP2002/008227 2001-09-18 2002-08-12 Image encoding method and image decoding method WO2003030556A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020037006687A KR100557911B1 (ko) 2001-09-18 2002-08-12 화상 부호화 방법 및 화상 복호화 방법
US10/489,363 US20040247190A1 (en) 2001-09-18 2002-08-12 Image encoding method and image decoding method
EP02758839A EP1432249A4 (en) 2001-09-18 2002-08-12 Image Coding Methods and Image Decoding Methods

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2001283265 2001-09-18
JP2001-283265 2001-09-18
JP2002109009A JP2003304538A (ja) 2002-04-11 2002-04-11 画像符号化装置、画像復号化装置及びそれらの方法
JP2002-109009 2002-04-11

Publications (1)

Publication Number Publication Date
WO2003030556A1 true WO2003030556A1 (en) 2003-04-10

Family

ID=26622417

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2002/008227 WO2003030556A1 (en) 2001-09-18 2002-08-12 Image encoding method and image decoding method

Country Status (5)

Country Link
US (1) US20040247190A1 (ja)
EP (1) EP1432249A4 (ja)
KR (2) KR100747958B1 (ja)
CN (1) CN1298171C (ja)
WO (1) WO2003030556A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2008069073A1 (ja) * 2006-11-30 2010-03-18 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、動画像復号化装置、動画像復号化方法及び動画像復号化プログラム

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4120301B2 (ja) * 2002-04-25 2008-07-16 ソニー株式会社 画像処理装置およびその方法
CN101083770B (zh) 2002-08-08 2010-06-16 松下电器产业株式会社 图像解码方法和图像解码装置
US8284835B2 (en) * 2004-04-21 2012-10-09 Panasonic Corporation Motion compensating apparatus
JPWO2006013854A1 (ja) * 2004-08-05 2008-05-01 松下電器産業株式会社 画像復号化装置および画像符号化装置
JPWO2006057133A1 (ja) * 2004-11-25 2008-06-05 松下電器産業株式会社 画像表示装置
JP2006254231A (ja) * 2005-03-11 2006-09-21 Toshiba Corp 情報処理装置および同装置で用いられるプログラム
KR100759870B1 (ko) * 2006-03-24 2007-09-18 경희대학교 산학협력단 Ｃｂｐ에 기초하여 선택된 보간 필터를 이용하여 공간 계층 간의 예측을 수행하는 ｈ.264 스케일러블 영상 부호화/복호화 방법 및 그 장치
WO2008084378A2 (en) 2007-01-09 2008-07-17 Nokia Corporation Adaptive interpolation filters for video coding
RU2010145524A (ru) * 2008-04-10 2012-05-20 Квэлкомм Инкорпорейтед (US) Симметрия для интерполяционной фильтрации субпиксельных позиций при кодировании видео
US8971412B2 (en) * 2008-04-10 2015-03-03 Qualcomm Incorporated Advanced interpolation techniques for motion compensation in video coding
US9967590B2 (en) 2008-04-10 2018-05-08 Qualcomm Incorporated Rate-distortion defined interpolation for video coding based on fixed filter or adaptive filter
US8804831B2 (en) 2008-04-10 2014-08-12 Qualcomm Incorporated Offsets at sub-pixel resolution
US8831086B2 (en) 2008-04-10 2014-09-09 Qualcomm Incorporated Prediction techniques for interpolation in video coding
US8811484B2 (en) 2008-07-07 2014-08-19 Qualcomm Incorporated Video encoding by filter selection
US10123050B2 (en) 2008-07-11 2018-11-06 Qualcomm Incorporated Filtering video data using a plurality of filters
KR101377527B1 (ko) * 2008-10-14 2014-03-25 에스케이 텔레콤주식회사 복수 개의 참조 픽처의 움직임 벡터 부호화/복호화 방법 및장치와 그를 이용한 영상 부호화/복호화 장치 및 방법
US9143803B2 (en) 2009-01-15 2015-09-22 Qualcomm Incorporated Filter prediction based on activity metrics in video coding
US9788010B2 (en) 2009-05-07 2017-10-10 Texas Instruments Incorporated Reducing computational complexity when video encoding uses bi-predictively encoded frames
EP2432226B1 (en) * 2009-05-11 2019-06-26 NTT DoCoMo, Inc. Moving image encoding device, method, and program, and moving image decoding device, method, and program
US9219921B2 (en) * 2010-04-12 2015-12-22 Qualcomm Incorporated Mixed tap filters
JP5066232B2 (ja) * 2010-07-28 2012-11-07 株式会社東芝 情報処理装置および画像処理方法
US8964852B2 (en) 2011-02-23 2015-02-24 Qualcomm Incorporated Multi-metric filtering
WO2012134046A2 (ko) * 2011-04-01 2012-10-04 주식회사 아이벡스피티홀딩스 동영상의 부호화 방법
EP3280139B1 (en) 2011-11-08 2020-03-18 Kabushiki Kaisha Toshiba Image decoding method and image decoding apparatus
CN104937938A (zh) * 2013-01-09 2015-09-23 文森索·利古奥里 用于比较两个像素块的方法和设备
WO2017178782A1 (en) * 2016-04-15 2017-10-19 Magic Pony Technology Limited Motion compensation using temporal picture interpolation

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06268992A (ja) * 1993-03-15 1994-09-22 Sony Corp 画像符号化方法、画像復号化方法、画像符号化装置、画像復号化装置及び記録媒体
JPH06276482A (ja) * 1993-03-19 1994-09-30 Sony Corp 画像信号符号化方法、装置、復号化方法及び装置
JPH08265773A (ja) * 1995-03-24 1996-10-11 Graphics Commun Lab:Kk 階層型動きベクトル検出方法及びその装置
JPH09130808A (ja) * 1995-11-02 1997-05-16 Graphics Commun Lab:Kk 動画像圧縮方法および装置
JPH09187007A (ja) * 1995-07-07 1997-07-15 Deutsche Thomson Brandt Gmbh 誤りを含むデータストリームへの再同期の方法と、符号化器及び復号化器
JPH09322175A (ja) * 1996-05-30 1997-12-12 Sony Corp 動画像復号化方法及び装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950006058B1 (ko) * 1992-10-28 1995-06-07 주식회사금성사 슈도우메디안 필터를 이용한 주사선 보간기의 보간성분 발생기
US5557331A (en) * 1993-03-11 1996-09-17 Matsushita Electric Industrial Co., Ltd. Image encoding method, an image encoding circuit, an image encoding apparatus, and an optical disk
US5757670A (en) * 1995-07-28 1998-05-26 S3, Incorporated Frame reconstruction for video data compression
JPH09326958A (ja) * 1996-06-05 1997-12-16 Sony Corp 画像処理装置および処理方法
ES2431802T3 (es) * 1997-06-09 2013-11-28 Hitachi, Ltd. Procedimiento de decodificación de imágenes y decodificador de imágenes
ES2209041T3 (es) * 1997-12-03 2004-06-16 Fuji Photo Film Co., Ltd. Procedimiento y aparato para la interpolacion de señales de imagen.
US6259734B1 (en) * 1998-04-03 2001-07-10 Matsushita Electric Industrial Co., Ltd. Image processing method, image processing apparatus, and data storage media
JP4026238B2 (ja) * 1998-07-23 2007-12-26 ソニー株式会社 画像復号装置及び画像復号方法
JP3937599B2 (ja) * 1998-07-23 2007-06-27 ソニー株式会社 画像復号装置及び画像復号方法
AUPQ377599A0 (en) * 1999-10-29 1999-11-25 Canon Kabushiki Kaisha Colour clamping
JP2001257892A (ja) * 2000-03-14 2001-09-21 Fuji Xerox Co Ltd 画像符号化装置および画像符号化方法
DE10120395A1 (de) * 2001-04-25 2002-10-31 Bosch Gmbh Robert Einrichtung zur Interpolation von Abtastwerten sowie Bildencoder und Bilddecoder
US6950469B2 (en) * 2001-09-17 2005-09-27 Nokia Corporation Method for sub-pixel value interpolation
JP3861698B2 (ja) * 2002-01-23 2006-12-20 ソニー株式会社 画像情報符号化装置及び方法、画像情報復号装置及び方法、並びにプログラム
US20030147564A1 (en) * 2002-02-01 2003-08-07 Chulhee Lee Fast hybrid interpolation methods
EP1427216A1 (en) * 2002-07-02 2004-06-09 Matsushita Electric Industrial Co., Ltd. Image encoding method and image decoding method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06268992A (ja) * 1993-03-15 1994-09-22 Sony Corp 画像符号化方法、画像復号化方法、画像符号化装置、画像復号化装置及び記録媒体
JPH06276482A (ja) * 1993-03-19 1994-09-30 Sony Corp 画像信号符号化方法、装置、復号化方法及び装置
JPH08265773A (ja) * 1995-03-24 1996-10-11 Graphics Commun Lab:Kk 階層型動きベクトル検出方法及びその装置
JPH09187007A (ja) * 1995-07-07 1997-07-15 Deutsche Thomson Brandt Gmbh 誤りを含むデータストリームへの再同期の方法と、符号化器及び復号化器
JPH09130808A (ja) * 1995-11-02 1997-05-16 Graphics Commun Lab:Kk 動画像圧縮方法および装置
JPH09322175A (ja) * 1996-05-30 1997-12-12 Sony Corp 動画像復号化方法及び装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2008069073A1 (ja) * 2006-11-30 2010-03-18 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、動画像復号化装置、動画像復号化方法及び動画像復号化プログラム

Also Published As

Publication number Publication date
CN1473439A (zh) 2004-02-04
CN1298171C (zh) 2007-01-31
US20040247190A1 (en) 2004-12-09
KR20050098282A (ko) 2005-10-11
KR20030062345A (ko) 2003-07-23
EP1432249A4 (en) 2007-12-05
EP1432249A1 (en) 2004-06-23
KR100557911B1 (ko) 2006-03-10
KR100747958B1 (ko) 2007-08-08

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