BRPI0822364A2 - método e aparelho de codificação/decodificação de vídeo - Google Patents

método e aparelho de codificação/decodificação de vídeo

Info

Publication number
BRPI0822364A2
BRPI0822364A2 BRPI0822364A BRPI0822364A BRPI0822364A2 BR PI0822364 A2 BRPI0822364 A2 BR PI0822364A2 BR PI0822364 A BRPI0822364 A BR PI0822364A BR PI0822364 A BRPI0822364 A BR PI0822364A BR PI0822364 A2 BRPI0822364 A2 BR PI0822364A2
Authority
BR
Brazil
Prior art keywords
decoding method
video encoding
encoding
video
decoding
Prior art date
Application number
BRPI0822364A
Other languages
English (en)
Inventor
Akiyuki Tanizawa
Goki Yasuda
Naofumi Wada
Takashi Watanabe
Takeshi Chujoh
Original Assignee
Toshiba Kk
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
Application filed by Toshiba Kk filed Critical Toshiba Kk
Publication of BRPI0822364A2 publication Critical patent/BRPI0822364A2/pt

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
    • H04N19/85—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
    • H04N19/169—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
    • H04N19/46—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
    • 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
    • H04N19/60—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BRPI0822364A 2008-03-07 2008-12-25 método e aparelho de codificação/decodificação de vídeo BRPI0822364A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008058375 2008-03-07
JP2008175694 2008-07-04
PCT/JP2008/073636 WO2009110160A1 (ja) 2008-03-07 2008-12-25 動画像符号化／復号化方法及び装置

Publications (1)

Publication Number Publication Date
BRPI0822364A2 true BRPI0822364A2 (pt) 2015-09-15

Family

ID=41055730

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0822364A BRPI0822364A2 (pt) 2008-03-07 2008-12-25 método e aparelho de codificação/decodificação de vídeo

Country Status (12)

Country Link
US (1) US20100322303A1 (pt)
EP (1) EP2249572A4 (pt)
JP (1) JPWO2009110160A1 (pt)
KR (1) KR20100105680A (pt)
CN (1) CN101926175A (pt)
AU (1) AU2008352118A1 (pt)
BR (1) BRPI0822364A2 (pt)
CA (1) CA2715211A1 (pt)
MX (1) MX2010009194A (pt)
RU (1) RU2010132652A (pt)
WO (1) WO2009110160A1 (pt)
ZA (1) ZA201005949B (pt)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8638852B2 (en) 2008-01-08 2014-01-28 Qualcomm Incorporated Video coding of filter coefficients based on horizontal and vertical symmetry
US8503527B2 (en) 2008-10-03 2013-08-06 Qualcomm Incorporated Video coding with large macroblocks
WO2010076856A1 (ja) * 2009-01-05 2010-07-08 株式会社 東芝 動画像符号化方法及び動画像復号化方法
JP5597968B2 (ja) * 2009-07-01 2014-10-01 ソニー株式会社 画像処理装置および方法、プログラム、並びに記録媒体
JP5359657B2 (ja) 2009-07-31 2013-12-04 ソニー株式会社 画像符号化装置および方法、記録媒体、並びにプログラム
JP5295053B2 (ja) * 2009-09-16 2013-09-18 日本電信電話株式会社 予測信号生成方法，予測信号生成装置および予測信号生成プログラム
JPWO2011033643A1 (ja) * 2009-09-17 2013-02-07 株式会社東芝 動画像符号化方法及び動画像復号化方法
KR101687181B1 (ko) * 2009-10-15 2016-12-16 톰슨 라이센싱 비디오 인코더와 디코더를 위한 효율적인 적응형 필터링 방법 및 장치
US9445119B2 (en) * 2009-10-29 2016-09-13 Vestel Elektronik Sanayi Ve Ticaret A.S. Method and device for processing a video sequence
JP5340415B2 (ja) * 2009-12-07 2013-11-13 三菱電機株式会社 画像符号化装置、画像復号装置、画像符号化方法、および画像復号方法
KR102060586B1 (ko) * 2009-12-18 2019-12-30 샤프 가부시키가이샤 복호 장치
JP2011139208A (ja) * 2009-12-28 2011-07-14 Sony Corp 画像処理装置および方法
EP2525576A4 (en) * 2010-01-12 2015-04-15 Sharp Kk ENCODER APPARATUS, DECODER APPARATUS, AND DATA STRUCTURE
WO2011086672A1 (ja) * 2010-01-13 2011-07-21 株式会社 東芝 動画像符号化装置および復号装置
KR101457396B1 (ko) 2010-01-14 2014-11-03 삼성전자주식회사 디블로킹 필터링을 이용한 비디오 부호화 방법과 그 장치, 및 디블로킹 필터링을 이용한 비디오 복호화 방법 및 그 장치
CN105872554A (zh) * 2010-03-09 2016-08-17 汤姆森特许公司 基于分类环路滤波器的方法和装置
WO2011113282A1 (en) * 2010-03-15 2011-09-22 Mediatek Singapore Pte. Ltd. Localized in-loop filtering with multiple filters in hybrid video coding
KR101750046B1 (ko) * 2010-04-05 2017-06-22 삼성전자주식회사 트리 구조에 따른 부호화 단위에 기반한 인루프 필터링을 수반하는 비디오 부호화 방법과 그 장치 및 복호화 방법과 그 장치
KR101529992B1 (ko) * 2010-04-05 2015-06-18 삼성전자주식회사 픽셀 그룹별 픽셀값 보상을 위한 비디오 부호화 방법과 그 장치, 및 픽셀 그룹별 픽셀값 보상을 위한 비디오 복호화 방법과 그 장치
KR101682147B1 (ko) 2010-04-05 2016-12-05 삼성전자주식회사 변환 및 역변환에 기초한 보간 방법 및 장치
EP2559238B1 (en) 2010-04-13 2015-06-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Adaptive image filtering method and apparatus
MY176988A (en) 2010-04-13 2020-08-31 Samsung Electronics Co Ltd Video-encoding method and video-encoding apparatus based on encoding units determined in a accordance with a tree structure, and video-decoding units determined in a accordance with a tree structure
WO2011161823A1 (ja) * 2010-06-25 2011-12-29 株式会社 東芝 動画像符号化方法および復号方法
SG196792A1 (en) * 2010-07-09 2014-02-13 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
WO2012049876A1 (ja) * 2010-10-12 2012-04-19 株式会社 東芝 動画像符号化方法および復号方法
WO2012081706A1 (ja) * 2010-12-17 2012-06-21 シャープ株式会社 画像フィルタ装置、フィルタ装置、復号装置、符号化装置、および、データ構造
US9877019B2 (en) 2011-01-03 2018-01-23 Hfi Innovation Inc. Method of filter-unit based in-loop filtering
US9445126B2 (en) * 2011-01-05 2016-09-13 Qualcomm Incorporated Video filtering using a combination of one-dimensional switched filter and one-dimensional adaptive filter
WO2012093491A1 (ja) * 2011-01-07 2012-07-12 株式会社 東芝 動画像符号化方法及び装置、動画像復号化方法及び装置
JP5884313B2 (ja) * 2011-01-18 2016-03-15 ソニー株式会社 画像処理装置、画像処理方法、プログラム及び記録媒体
US8898139B1 (en) 2011-06-24 2014-11-25 Google Inc. Systems and methods for dynamic visual search engine
US9426482B2 (en) 2011-06-28 2016-08-23 Samsung Electronics Co., Ltd. Video encoding method using offset adjustments according to pixel classification and apparatus therefor, video decoding method and apparatus therefor
WO2013023005A1 (en) * 2011-08-08 2013-02-14 General Instrument Corporation Residual tree structure of transform unit partitioning
JP5812806B2 (ja) * 2011-10-31 2015-11-17 三菱電機株式会社 画像符号化装置、画像復号装置、画像符号化方法及び画像復号方法
TWI562597B (en) * 2011-11-08 2016-12-11 Samsung Electronics Co Ltd Method and apparatus for quantization parameter determination and computer readable recording medium
KR101462052B1 (ko) * 2011-11-09 2014-11-20 에스케이 텔레콤주식회사 변환을 이용한 주파수 도메인 상의 적응적 루프 필터를 이용한 영상 부호화/복호화 방법 및 장치
AR092786A1 (es) * 2012-01-09 2015-05-06 Jang Min Metodos para eliminar artefactos de bloque
GB2502047B (en) * 2012-04-04 2019-06-05 Snell Advanced Media Ltd Video sequence processing
EP4376413A1 (en) * 2012-04-13 2024-05-29 JVCKenwood Corporation Picture decoding device, picture decoding method, picture decoding program, picture coding device, picture coding method, and picture coding program
CN108737834B (zh) 2012-04-13 2020-12-15 三菱电机株式会社 图像编码装置、图像解码装置及其方法
EP2854399B1 (en) 2012-06-19 2017-11-22 LG Electronics Inc. Method and device for processing video signal
JP6045222B2 (ja) * 2012-06-28 2016-12-14 株式会社Ｎｔｔドコモ 動画像予測復号装置、方法及びプログラム
JP5798539B2 (ja) * 2012-09-24 2015-10-21 株式会社Ｎｔｔドコモ 動画像予測符号化装置、動画像予測符号化方法、動画像予測復号装置及び動画像予測復号方法
US9510002B2 (en) 2013-09-09 2016-11-29 Apple Inc. Chroma quantization in video coding
JP2015144423A (ja) 2013-12-25 2015-08-06 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． 画像符号化装置、画像復号化装置、それらの方法、プログラム及び画像処理システム
CN113873237B (zh) * 2016-12-01 2023-12-29 谷歌有限责任公司 用于恢复由重构产生的劣化帧的劣化图块的方法和装置
JP6292460B2 (ja) * 2017-01-04 2018-03-14 ソニー株式会社 画像処理装置および方法
CN110490213B (zh) * 2017-09-11 2021-10-29 腾讯科技（深圳）有限公司 图像识别方法、装置及存储介质
DE102018110383B4 (de) * 2018-04-30 2025-11-13 Basler Ag Verfahren und Vorrichtung zum Kodieren von Bilddaten
US10674151B2 (en) * 2018-07-30 2020-06-02 Intel Corporation Adaptive in-loop filtering for video coding
TWI738077B (zh) * 2018-10-08 2021-09-01 新加坡商聯發科技（新加坡）私人有限公司 圖像以及視訊編解碼中最後有效係數的編解碼方法以及裝置
WO2021025080A1 (ja) * 2019-08-07 2021-02-11 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法
JP7479137B2 (ja) * 2019-12-03 2024-05-08 キヤノン株式会社 信号処理装置および信号処理方法、システム並びにプログラム
EP4521748A4 (en) * 2022-06-08 2025-09-10 Panasonic Ip Corp America IMAGE ENCODING DEVICE, IMAGE DECODING DEVICE, IMAGE ENCODING METHOD, AND IMAGE DECODING METHOD
US20250039387A1 (en) * 2023-07-30 2025-01-30 Tencent America LLC Temporal resampling and restoration in video coding and decoding systems

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2868342B2 (ja) * 1991-08-23 1999-03-10 日本電気株式会社 フレーム間予測符号化装置のループ内フィルタ制御方式
US5325526A (en) * 1992-05-12 1994-06-28 Intel Corporation Task scheduling in a multicomputer system
JPH05336514A (ja) * 1992-05-29 1993-12-17 Sony Corp 画像符号化装置
JPH0638197A (ja) * 1992-06-30 1994-02-10 Sony Corp 符号器、復号器、および符号化方法
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
JPH0993578A (ja) * 1995-09-26 1997-04-04 Matsushita Electric Ind Co Ltd 画像送信装置及び画像受信装置、並びに画像送信方法及び画像受信方法
JPH09121354A (ja) * 1995-10-25 1997-05-06 Oki Electric Ind Co Ltd ループフィルタ制御方法、動きベクトル検出方法及びループフィルタ制御回路
US6633611B2 (en) * 1997-04-24 2003-10-14 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for region-based moving image encoding and decoding
JP2001275110A (ja) * 2000-03-24 2001-10-05 Matsushita Electric Ind Co Ltd 動的なループ及びポストフィルタリングのための方法及び装置
EP1515567B1 (en) * 2001-09-12 2006-08-23 Matsushita Electric Industrial Co., Ltd. Image coding method and image decoding method
EP1478190B1 (en) * 2002-04-26 2013-01-02 NTT DoCoMo, Inc. Image encoding device, image encoding method, and image encoding program
US7580460B2 (en) * 2003-03-28 2009-08-25 Sony Corporation Video encoder with multiple outputs having different attributes
WO2005034517A1 (en) * 2003-09-17 2005-04-14 Thomson Licensing S.A. Adaptive reference picture generation
US7574060B2 (en) * 2004-11-22 2009-08-11 Broadcom Corporation Deblocker for postprocess deblocking
JP4987322B2 (ja) * 2006-02-28 2012-07-25 株式会社東芝 動画像復号装置及び動画像復号方法
US7912129B2 (en) * 2006-03-16 2011-03-22 Sony Corporation Uni-modal based fast half-pel and fast quarter-pel refinement for video encoding
EP1841230A1 (en) * 2006-03-27 2007-10-03 Matsushita Electric Industrial Co., Ltd. Adaptive wiener filter for video coding
WO2008010929A2 (en) * 2006-07-18 2008-01-24 Thomson Licensing Methods and apparatus for adaptive reference filtering
US20090003449A1 (en) * 2007-06-28 2009-01-01 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method and image decoding method
JP5215951B2 (ja) * 2009-07-01 2013-06-19 キヤノン株式会社 符号化装置及びその制御方法、コンピュータプログラム

Also Published As

Publication number Publication date
JPWO2009110160A1 (ja) 2011-07-14
ZA201005949B (en) 2011-05-25
AU2008352118A1 (en) 2009-09-11
EP2249572A4 (en) 2012-05-23
MX2010009194A (es) 2010-09-10
WO2009110160A1 (ja) 2009-09-11
CA2715211A1 (en) 2009-09-11
KR20100105680A (ko) 2010-09-29
US20100322303A1 (en) 2010-12-23
RU2010132652A (ru) 2012-02-10
CN101926175A (zh) 2010-12-22
EP2249572A1 (en) 2010-11-10

Similar Documents

Publication Publication Date Title
BRPI0906521A2 (pt) método e aparelho de codificação e decodificação
BRPI0818603A2 (pt) método de codificação de vídeo e método de decodificação de vídeo
BRPI0906880A2 (pt) Método de codificação de imagem e método de decodificação de imagem
BRPI0915591A2 (pt) método e aparelho de codificação/decodificação de imagem em movimento
BRPI0910340A2 (pt) método e aparelho para codificação e decodificação de vídeo
ZA201005949B (en) Video encoding/decoding method and apparatus
EP2207358A4 (en) VIDEO CODING METHOD AND VIDEO CODING METHOD
PL2924994T3 (pl) Sposób i aparat do dekodowania sygnału wideo
BRPI0906824A2 (pt) Dispositivo de codificação de imagem, dispositivo de decodificação de imagem, método de codificação de imagem e método de decodificação de imagem
ZA200906254B (en) Video encoding and decoding method and apparatus
EP2375752A4 (en) Multi- view video coding/decoding method and apparatus
BRPI1005386A2 (pt) aparelho de codificação de imagem, aparelho de decodificação de imagem, método de codificação de imagem e método de decodificação de imagem
BRPI1011333A2 (pt) dispositivo de codificação e de decodificação de vídeo, e, métodos de codificação e de decodificação de vídeo
BR112012001687A2 (pt) método de decodificação de vídeo, e aparelho de decodificação de vídeo
BRPI0908963A2 (pt) Aparelho e método decodificação de sinais
EP2454882A4 (en) METHOD AND DEVICE FOR CODING VIDEO DATA AND METHOD AND DEVICE FOR DECODING VIDEO DATA
EP2452494A4 (en) METHOD AND DEVICE FOR CODING VIDEO DATA AND METHOD AND DEVICE FOR DECODING VIDEO DATA
BRPI1008500A2 (pt) método de codificação de imagem de multivisão, método de decodificação de imagem de multivisão, dispositivo de codificação de imagem de multivisão, dispositivo de decodificaçãode imagem de multivisão, programa de codificação de imagem de multivisão, e programa de decodificação de imagem de multivisão
BRPI0907753A2 (pt) Aparelho de codificação/decodificação de vídeo
BRPI0811587A2 (pt) Aparelho e método para codificar e decodificar sinais
BRPI1014257A2 (pt) aparelho de codificação de vídeo e aparelho de decodificação de vídeo
EP2057847A4 (en) VIDEO CODING ARRANGEMENT AND METHOD AND VIDEO ENCODING ARRANGEMENT AND METHOD
EP2084708A4 (en) METHOD AND DEVICE FOR ENCODING; METHOD AND DEVICE FOR DECODING
PL3249924T3 (pl) Urządzenie do predykcyjnego kodowania obrazu, sposób predykcyjnego kodowania obrazu, urządzenie do predykcyjnego dekodowania obrazu i sposób predykcyjnego dekodowania obrazu
PL3448031T3 (pl) Urządzenie do dekodowania wideo i metoda dekodowania wideo

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 5A, 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2343 DE 01-12-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.

B15K Others concerning applications: alteration of classification

Ipc: H04N 19/86 (2014.01), H04N 19/117 (2014.01), H04N