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WO2009001793A1 - 画像符号化と画像復号化の方法及び装置 - Google Patents

画像符号化と画像復号化の方法及び装置 Download PDF

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Publication number
WO2009001793A1
WO2009001793A1 PCT/JP2008/061412 JP2008061412W WO2009001793A1 WO 2009001793 A1 WO2009001793 A1 WO 2009001793A1 JP 2008061412 W JP2008061412 W JP 2008061412W WO 2009001793 A1 WO2009001793 A1 WO 2009001793A1
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WIPO (PCT)
Prior art keywords
image signal
prediction
prediction error
generate
complexity
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Ceased
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PCT/JP2008/061412
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English (en)
French (fr)
Inventor
Akiyuki Tanizawa
Taichiro Shiodera
Takeshi Chujoh
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Toshiba Corp
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Toshiba Corp
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Application filed by Toshiba Corp filed Critical Toshiba Corp
Priority to JP2009520576A priority Critical patent/JPWO2009001793A1/ja
Publication of WO2009001793A1 publication Critical patent/WO2009001793A1/ja
Priority to US12/647,112 priority patent/US20100135389A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/176—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
    • H04N19/80—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

　画像符号化装置は、予測画像信号を生成するために入力画像信号の対象ブロックに対して参照画像信号を用いて予測処理を行う予測部と、予測画像信号の予測誤差を算出する算出部と、予測誤差信号に対して変換及び量子化を行う変換／量子化部と、量子化変換係数に対してエントロピー符号化を行う符号化部と、復号予測誤差信号を生成するために量子化変換係数に対して逆量子化及び逆変換を行う逆量子化／逆変換部と、して局部復号画像信号を生成するために予測画像信号と復号予測画像信号を加算する加算部と、予測処理の複雑度合いを示す予測複雑度を導出し、フィルタリング強度を予測複雑度が高いほど弱くなるように決定する決定部と、フィルタリング強度に従って局部復号画像信号に対してデブロッキングフィルタ処理を行うフィルタ部と、デブロッキングフィルタ処理後の局部復号画像信号を参照画像信号として用いるために記憶する記憶部を有する。
PCT/JP2008/061412 2007-06-26 2008-06-23 画像符号化と画像復号化の方法及び装置 Ceased WO2009001793A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009520576A JPWO2009001793A1 (ja) 2007-06-26 2008-06-23 画像符号化と画像復号化の方法及び装置
US12/647,112 US20100135389A1 (en) 2007-06-26 2009-12-24 Method and apparatus for image encoding and image decoding

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007168119 2007-06-26
JP2007-168119 2007-06-26

Related Child Applications (1)

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US12/647,112 Continuation US20100135389A1 (en) 2007-06-26 2009-12-24 Method and apparatus for image encoding and image decoding

Publications (1)

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WO2009001793A1 true WO2009001793A1 (ja) 2008-12-31

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US (1) US20100135389A1 (ja)
JP (1) JPWO2009001793A1 (ja)
TW (1) TW200913724A (ja)
WO (1) WO2009001793A1 (ja)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011125729A1 (ja) * 2010-04-09 2011-10-13 ソニー株式会社 画像処理装置と画像処理方法
WO2011125942A1 (ja) * 2010-04-08 2011-10-13 株式会社エヌ・ティ・ティ・ドコモ 動画像予測符号化装置、動画像予測復号装置、動画像予測符号化方法、動画像予測復号方法、動画像予測符号化プログラム、及び動画像予測復号プログラム
WO2011145601A1 (ja) * 2010-05-18 2011-11-24 ソニー株式会社 画像処理装置と画像処理方法
WO2012029181A1 (ja) * 2010-09-03 2012-03-08 株式会社 東芝 動画像符号化方法及び復号化方法、符号化装置及び復号化装置
JP2012520603A (ja) * 2009-03-13 2012-09-06 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 符号化ビット・ストリームの処理方法及び装置
JP2013501449A (ja) * 2009-08-04 2013-01-10 サムスン エレクトロニクス カンパニー リミテッド 映像データのデブロッキングフィルタリング装置及び方法とそれを用いるビデオ復号化装置及び方法
WO2012177015A3 (ko) * 2011-06-20 2013-04-04 엘지전자 주식회사 영상 부호화/복호화 방법 및 그 장치
JP2015228692A (ja) * 2009-10-05 2015-12-17 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 符号化及び復号化のための装置及び方法
JP2018082498A (ja) * 2011-06-30 2018-05-24 三菱電機株式会社 画像符号化装置、画像符号化方法、画像復号装置および画像復号方法

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101356448B1 (ko) 2008-10-01 2014-02-06 한국전자통신연구원 예측 모드를 이용한 복호화 장치
US8867854B2 (en) 2008-10-01 2014-10-21 Electronics And Telecommunications Research Institute Image encoder and decoder using undirectional prediction
KR101590500B1 (ko) * 2008-10-23 2016-02-01 에스케이텔레콤 주식회사 동영상 부호화/복호화 장치, 이를 위한 인트라 예측 방향에기반한 디블록킹 필터링 장치 및 필터링 방법, 및 기록 매체
KR101487686B1 (ko) 2009-08-14 2015-01-30 삼성전자주식회사 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
CN102714733B (zh) 2010-01-19 2015-09-16 瑞萨电子株式会社 运动图像编码方法、运动图像解码方法、运动图像编码装置以及运动图像解码装置
PL2559244T3 (pl) * 2010-04-13 2018-01-31 Ge Video Compression Llc Kodowanie map istotności i bloków współczynników transformacji
WO2011136896A1 (en) * 2010-04-27 2011-11-03 Sony Corporation Boundary adaptive intra prediction for improving subjective video quality
US20130156111A1 (en) * 2010-07-09 2013-06-20 Samsung Electronics Co., Ltd. Method and apparatus for encoding video using adjustable loop filtering, and method and apparatus for decoding video using adjustable loop filtering
KR20120012385A (ko) * 2010-07-31 2012-02-09 오수미 인트라 예측 부호화 장치
US9008175B2 (en) * 2010-10-01 2015-04-14 Qualcomm Incorporated Intra smoothing filter for video coding
US9497472B2 (en) * 2010-11-16 2016-11-15 Qualcomm Incorporated Parallel context calculation in video coding
US10142630B2 (en) * 2010-12-10 2018-11-27 Texas Instruments Incorporated Mode adaptive intra prediction smoothing in video coding
US9049444B2 (en) * 2010-12-22 2015-06-02 Qualcomm Incorporated Mode dependent scanning of coefficients of a block of video data
US20120163456A1 (en) 2010-12-22 2012-06-28 Qualcomm Incorporated Using a most probable scanning order to efficiently code scanning order information for a video block in video coding
US8811759B2 (en) * 2011-01-13 2014-08-19 Sony Corporation System and method for effectively performing an intra prediction procedure
CN102595120A (zh) * 2011-01-14 2012-07-18 华为技术有限公司 一种空域预测编码方法、解码方法、装置和系统
CN102595118B (zh) * 2011-01-14 2015-04-08 华为技术有限公司 一种编解码中的预测方法和预测器
US9369705B2 (en) * 2011-01-19 2016-06-14 Sun Patent Trust Moving picture coding method and moving picture decoding method
JP6056122B2 (ja) 2011-01-24 2017-01-11 ソニー株式会社 画像符号化装置と画像復号装置およびその方法とプログラム
WO2012120822A1 (en) * 2011-03-09 2012-09-13 Canon Kabushiki Kaisha Image coding apparatus, method for coding image, program therefor, image decoding apparatus, method for decoding image, and program therefor
JP6034010B2 (ja) * 2011-10-24 2016-11-30 ソニー株式会社 符号化装置、符号化方法、およびプログラム
KR20130049522A (ko) * 2011-11-04 2013-05-14 오수미 인트라 예측 블록 생성 방법
KR20130050149A (ko) * 2011-11-07 2013-05-15 오수미 인터 모드에서의 예측 블록 생성 방법
JP2014197723A (ja) * 2012-01-06 2014-10-16 ソニー株式会社 画像処理装置および方法
KR102169608B1 (ko) * 2012-01-19 2020-10-23 삼성전자주식회사 인트라 예측 처리 속도 향상을 위한 비디오의 부호화 방법 및 장치, 비디오의 복호화 방법 및 장치
WO2014050971A1 (ja) * 2012-09-28 2014-04-03 日本電信電話株式会社 イントラ予測符号化方法、イントラ予測復号方法、イントラ予測符号化装置、イントラ予測復号装置、それらのプログラム並びにプログラムを記録した記録媒体
US9111336B2 (en) 2013-09-19 2015-08-18 At&T Intellectual Property I, Lp Method and apparatus for image filtering
JP6417815B2 (ja) * 2014-09-19 2018-11-07 富士ゼロックス株式会社 情報処理装置及び情報処理プログラム
CN119364024A (zh) 2015-06-11 2025-01-24 杜比实验室特许公司 使用自适应去块滤波编码和解码图像的方法及介质
WO2017069505A1 (ko) * 2015-10-19 2017-04-27 엘지전자(주) 영상의 부호화/복호화 방법 및 이를 위한 장치
US10999602B2 (en) 2016-12-23 2021-05-04 Apple Inc. Sphere projected motion estimation/compensation and mode decision
EP3560204A4 (en) * 2016-12-23 2019-12-04 Telefonaktiebolaget LM Ericsson (publ) DERINGING FILTER FOR VIDEO CODING
FI20175006A1 (en) 2017-01-03 2019-02-15 Nokia Technologies Oy Video and image coding using wide-angle intra-prediction
US11259046B2 (en) 2017-02-15 2022-02-22 Apple Inc. Processing of equirectangular object data to compensate for distortion by spherical projections
US10924747B2 (en) 2017-02-27 2021-02-16 Apple Inc. Video coding techniques for multi-view video
US11093752B2 (en) 2017-06-02 2021-08-17 Apple Inc. Object tracking in multi-view video
CN110896476B (zh) * 2018-09-13 2021-11-26 阿里巴巴（中国）有限公司 图像处理方法、装置及存储介质
BR112021014861A2 (pt) * 2019-02-27 2021-10-05 Telefonaktiebolaget Lm Ericsson (Publ) Método e aparelho para desbloquear pelo menos um contorno vertical ou horizontal de uma unidade de codificação, e, portadora
JP7026065B2 (ja) * 2019-03-12 2022-02-25 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
US11609888B2 (en) 2020-07-31 2023-03-21 Geotab Inc. Methods and systems for fixed interpolation error data simplification processes for telematics
US11556509B1 (en) * 2020-07-31 2023-01-17 Geotab Inc. Methods and devices for fixed interpolation error data simplification processes for telematic
US12229092B2 (en) 2020-07-31 2025-02-18 Geotab Inc. Methods and systems for fixed extrapolation error data simplification processes for telematics
US11593329B2 (en) 2020-07-31 2023-02-28 Geotab Inc. Methods and devices for fixed extrapolation error data simplification processes for telematics
US11546395B2 (en) 2020-11-24 2023-01-03 Geotab Inc. Extrema-retentive data buffering and simplification
US11838364B2 (en) 2020-11-24 2023-12-05 Geotab Inc. Extrema-retentive data buffering and simplification
CN118337962B (zh) * 2024-06-12 2024-09-03 湖南中泓汇智智能科技有限公司 一种用于超视距远程驾驶平台的5g网络数据传输方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63309082A (ja) * 1987-06-11 1988-12-16 Mitsubishi Electric Corp 画像符号化伝送装置
JP2003179933A (ja) * 2001-09-12 2003-06-27 Matsushita Electric Ind Co Ltd 画像符号化方法および画像復号化方法
JP2007129318A (ja) * 2005-11-01 2007-05-24 Sharp Corp 画像復号装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0303901B1 (pt) * 2002-07-11 2018-03-06 Godo Kaisha Ip Bridge 1 “Método de determinação de poder de filtragem para determinar um poder de filtragem para remover uma distorção de codificação entre blocos que constituem uma imagem, método de decodificação de imagem móvel para decodificar os dados de imagem móvel codificados, aparelho de determinação de poder de filtragem, e aparelho de codificação de imagem móvel”

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63309082A (ja) * 1987-06-11 1988-12-16 Mitsubishi Electric Corp 画像符号化伝送装置
JP2003179933A (ja) * 2001-09-12 2003-06-27 Matsushita Electric Ind Co Ltd 画像符号化方法および画像復号化方法
JP2007129318A (ja) * 2005-11-01 2007-05-24 Sharp Corp 画像復号装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SHIODERA T. ET AL.: "Block Base Gaiso/Naiso Yosoku ni Motozuku Intra Fugoka", PICTURE CODING SYMPOSIUM OF JAPAN DAI 21 KAI SYMPOSIUM SHIRYO, 8 November 2006 (2006-11-08), pages 123 - 124, XP008117012 *

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012520603A (ja) * 2009-03-13 2012-09-06 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 符号化ビット・ストリームの処理方法及び装置
US9462233B2 (en) 2009-03-13 2016-10-04 Telefonaktiebolaget Lm Ericsson (Publ) Methods of and arrangements for processing an encoded bit stream
JP2013501449A (ja) * 2009-08-04 2013-01-10 サムスン エレクトロニクス カンパニー リミテッド 映像データのデブロッキングフィルタリング装置及び方法とそれを用いるビデオ復号化装置及び方法
JP2015228692A (ja) * 2009-10-05 2015-12-17 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 符号化及び復号化のための装置及び方法
US10291938B2 (en) 2009-10-05 2019-05-14 Interdigital Madison Patent Holdings Methods and apparatus for adaptive filtering of prediction pixels for chroma components in video encoding and decoding
WO2011125942A1 (ja) * 2010-04-08 2011-10-13 株式会社エヌ・ティ・ティ・ドコモ 動画像予測符号化装置、動画像予測復号装置、動画像予測符号化方法、動画像予測復号方法、動画像予測符号化プログラム、及び動画像予測復号プログラム
JP2011223262A (ja) * 2010-04-08 2011-11-04 Ntt Docomo Inc 動画像予測符号化装置、動画像予測復号装置、動画像予測符号化方法、動画像予測復号方法、動画像予測符号化プログラム、及び動画像予測復号プログラム
JP2011223302A (ja) * 2010-04-09 2011-11-04 Sony Corp 画像処理装置と画像処理方法
US10373295B2 (en) 2010-04-09 2019-08-06 Sony Corporation Image processing apparatus and image processing method
US9613400B2 (en) 2010-04-09 2017-04-04 Sony Corporation Image processing apparatus and image processing method
WO2011125729A1 (ja) * 2010-04-09 2011-10-13 ソニー株式会社 画像処理装置と画像処理方法
US9077989B2 (en) 2010-04-09 2015-07-07 Sony Corporation Image processing apparatus and image processing method for removing blocking artifacts
US9253506B2 (en) 2010-05-18 2016-02-02 Sony Corporation Image processing device and image processing method
WO2011145601A1 (ja) * 2010-05-18 2011-11-24 ソニー株式会社 画像処理装置と画像処理方法
US8855434B2 (en) 2010-05-18 2014-10-07 Sony Corporation Image processing device and image processing method
JPWO2011145601A1 (ja) * 2010-05-18 2013-07-22 ソニー株式会社 画像処理装置と画像処理方法
US9167267B2 (en) 2010-05-18 2015-10-20 Sony Corporation Image processing device and image processing method
US10477206B2 (en) 2010-05-18 2019-11-12 Sony Corporation Image processing device and image processing method
WO2012029181A1 (ja) * 2010-09-03 2012-03-08 株式会社 東芝 動画像符号化方法及び復号化方法、符号化装置及び復号化装置
WO2012177015A3 (ko) * 2011-06-20 2013-04-04 엘지전자 주식회사 영상 부호화/복호화 방법 및 그 장치
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US10863180B2 (en) 2011-06-30 2020-12-08 Mitsubishi Electric Corporation Image coding device, image decoding device, image coding method, and image decoding method
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