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

Image encoding method and image decoding method Download PDF

Info

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
Authority
WO
WIPO (PCT)
Prior art keywords
interpolation unit
pixel interpolation
pixel
image
value
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2002/008227
Other languages
English (en)
French (fr)
Inventor
Makoto Hagai
Shinya Kadono
Satoshi Kondo
Kiyofumi Abe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
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 US10/489,363 priority Critical patent/US20040247190A1/en
Priority to KR1020037006687A priority patent/KR100557911B1/ko
Priority to EP02758839A priority patent/EP1432249A4/en
Publication of WO2003030556A1 publication Critical patent/WO2003030556A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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 Ceased WO2003030556A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US10/489,363 US20040247190A1 (en) 2001-09-18 2002-08-12 Image encoding method and image decoding method
KR1020037006687A KR100557911B1 (ko) 2001-09-18 2002-08-12 화상 부호화 방법 및 화상 복호화 방법
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
JP2002-109009 2002-04-11
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

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 Ceased 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) KR100557911B1 (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
EP3349447B1 (en) 2002-08-08 2019-11-06 Godo Kaisha IP Bridge 1 Moving picture decoding method
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
EP2127391A2 (en) 2007-01-09 2009-12-02 Nokia Corporation Adaptive interpolation filters for video coding
US8971412B2 (en) * 2008-04-10 2015-03-03 Qualcomm Incorporated Advanced interpolation techniques for motion compensation in video coding
US8804831B2 (en) 2008-04-10 2014-08-12 Qualcomm Incorporated Offsets at sub-pixel resolution
RU2479941C2 (ru) * 2008-04-10 2013-04-20 Квэлкомм Инкорпорейтед Технологии прогнозирования для интерполяции при кодировании видео
US9967590B2 (en) 2008-04-10 2018-05-08 Qualcomm Incorporated Rate-distortion defined interpolation for video coding based on fixed filter or adaptive filter
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
US8989261B2 (en) 2011-02-23 2015-03-24 Qualcomm Incorporated Multi-metric filtering
WO2012134046A2 (ko) 2011-04-01 2012-10-04 주식회사 아이벡스피티홀딩스 동영상의 부호화 방법
AU2011380761C1 (en) 2011-11-08 2015-12-17 Kabushiki Kaisha Toshiba Image encoding method, image decoding method, image encoding device and image decoding device
KR20150128664A (ko) * 2013-01-09 2015-11-18 빈첸초 리구오리 픽셀의 2개의 블록을 비교하기 위한 방법 및 장치
ES2853700T3 (es) * 2016-04-15 2021-09-17 Magic Pony Tech Limited Compensación de movimiento utilizando interpolación de imagen temporal

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
EP2285119B1 (en) * 1997-06-09 2015-08-05 Hitachi, Ltd. Image decoding method
EP0921494B1 (en) * 1997-12-03 2003-10-15 Fuji Photo Film Co., Ltd. Interpolating operation method and apparatus for image signals
US6259734B1 (en) * 1998-04-03 2001-07-10 Matsushita Electric Industrial Co., Ltd. Image processing method, image processing apparatus, and data storage media
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
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
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
CN1666532A (zh) * 2002-07-02 2005-09-07 松下电器产业株式会社 图像编码方法和图像解码方法

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

Similar Documents

Publication Publication Date Title
WO2003030556A1 (en) Image encoding method and image decoding method
SG128476A1 (en) A method and associated device for filtering digital video images
AU2001230274A1 (en) A method for filtering digital images, and a filtering device
WO2003007119A3 (en) Interpolation of video compression frames
MY182370A (en) Improved interpolation of video compression frames
US20130148744A1 (en) Block Error Compensating Apparatus Of Image Frame And Method Thereof
MXPA04000203A (es) Metodo para interpolacion de valor de subpixeles.
EP1798988A3 (en) Video encoding/decoding method and apparatus
EP2268036A3 (en) Video signal encoding and decoding method
MX354997B (es) Ponderacion adaptable de imagenes de referencia en codificacion de video.
TW200302662A (en) Method and system for contouring reduction
EP0771117A3 (en) Method and apparatus for encoding and decoding a video signal using feature point based motion estimation
EP2560390A3 (en) Image information encoding apparatus and image information encoding method, and image information decoding apparatus and image information decoding method
EP2348742A3 (en) Image information encoding method and encoder, and image information decoding method and decoder
EP2326020A3 (en) Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding
JPH04219089A (ja) 画像符号化装置
CA2311770A1 (en) Video image coding device and video image decoding device
JP2940422B2 (ja) 変換符号化された画像データの復号化時に生じるブロック歪の低減方法及び変換符号化された画像データの復号化装置
US6298161B1 (en) Apparatus and method for decoding digital image with function of suppressing blocking effect
JP2006217595A (ja) エラー隠匿装置及び方法
US6810154B2 (en) Method and apparatus for automatic spatial resolution setting for moving images
JPH11506296A (ja) 画像の符号化及び復号の方法並びに装置
KR20010072338A (ko) 픽셀들을 가지는 디지털화 된 화상에서 동작을추정하기위한 방법 및 장치
CN100371954C (zh) 视频信号后处理方法
JP2900808B2 (ja) 画像データの復号化時に生じるモスキートノイズの低減方法及び画像データの復号化装置

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BY BZ CA CH CN CO CR CU CZ DE DM DZ EC EE ES FI GB GD GE GH HR HU ID IL IN IS KE KG KP KR KZ LK LR LS LT LU LV MA MD MG MK MW MX MZ NO NZ OM PH PL PT RO SD SE SG SI SK SL TJ TM TN TR TT UA UG US UZ VC VN YU ZA ZM

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): GH GM KE LS MW MZ SD SL SZ UG ZM ZW AM AZ BY KG KZ RU TJ TM AT BE BG CH CY CZ DK EE ES FI FR GB GR IE IT LU MC PT SE SK TR BF BJ CF CG CI GA GN GQ GW ML MR NE SN TD TG

WWE Wipo information: entry into national phase

Ref document number: 1020037006687

Country of ref document: KR

WWE Wipo information: entry into national phase

Ref document number: 028029380

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application
WWP Wipo information: published in national office

Ref document number: 1020037006687

Country of ref document: KR

WWE Wipo information: entry into national phase

Ref document number: 2002758839

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 10489363

Country of ref document: US

WWP Wipo information: published in national office

Ref document number: 2002758839

Country of ref document: EP

WWG Wipo information: grant in national office

Ref document number: 1020037006687

Country of ref document: KR