BRPI0621935A2 - método e aparelho para codificar e decodificar imagem - Google Patents
método e aparelho para codificar e decodificar imagemInfo
- Publication number
- BRPI0621935A2 BRPI0621935A2 BRPI0621935A BRPI0621935A BRPI0621935A2 BR PI0621935 A2 BRPI0621935 A2 BR PI0621935A2 BR PI0621935 A BRPI0621935 A BR PI0621935A BR PI0621935 A BRPI0621935 A BR PI0621935A BR PI0621935 A2 BRPI0621935 A2 BR PI0621935A2
- Authority
- BR
- Brazil
- Prior art keywords
- encoding
- decoding images
- decoding
- images
- Prior art date
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
- H04N19/10—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
- H04N19/103—Selection of coding mode or of prediction mode
-
- 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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
- H04N19/102—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
- H04N19/134—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2006/315039 WO2008012918A1 (fr) | 2006-07-28 | 2006-07-28 | Procédé et appareil de codage et de décodage d'image |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0621935A2 true BRPI0621935A2 (pt) | 2016-09-13 |
Family
ID=38981234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0621935A BRPI0621935A2 (pt) | 2006-07-28 | 2006-07-28 | método e aparelho para codificar e decodificar imagem |
Country Status (10)
Country | Link |
---|---|
US (1) | US20090310677A1 (pt) |
EP (1) | EP2056606A1 (pt) |
JP (1) | JPWO2008012918A1 (pt) |
KR (1) | KR101011303B1 (pt) |
CN (1) | CN101502124B (pt) |
AU (1) | AU2006346583B2 (pt) |
BR (1) | BRPI0621935A2 (pt) |
CA (1) | CA2659351A1 (pt) |
TW (1) | TW200820790A (pt) |
WO (1) | WO2008012918A1 (pt) |
Families Citing this family (85)
Publication number | Priority date | Publication date | Assignee | Title |
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BRPI0813904B1 (pt) | 2007-06-29 | 2020-12-08 | Velos Media International Limited | dispositivo de codificação de imagem para codificar imagens de entrada e dispositivo de decodificação de imagem para decodificar dados de imagens codificados |
KR101375662B1 (ko) * | 2007-08-06 | 2014-03-18 | 삼성전자주식회사 | 이미지 데이터 압축 방법 및 장치 |
JP2009094828A (ja) | 2007-10-10 | 2009-04-30 | Hitachi Ltd | 画像符号化装置及び画像符号化方法、画像復号化装置及び画像復号化方法 |
WO2009122463A1 (ja) * | 2008-03-31 | 2009-10-08 | 富士通株式会社 | 画像データ圧縮装置、復元装置、圧縮方法、復元方法及びプログラム |
ES2752001T3 (es) * | 2008-04-15 | 2020-04-02 | Orange | Predicción de imágenes por determinación previa de una familia de píxeles de referencia, codificación y decodificación que usan dicha predicción |
EP2277318B1 (fr) * | 2008-04-15 | 2020-11-04 | Orange | Codage et decodage d'une image ou d'une sequence d'images decoupees selon des partitions de pixels de forme lineaire |
KR101596829B1 (ko) * | 2008-05-07 | 2016-02-23 | 엘지전자 주식회사 | 비디오 신호의 디코딩 방법 및 장치 |
JP4831114B2 (ja) * | 2008-05-09 | 2011-12-07 | 日本ビクター株式会社 | 画像符号化装置、画像符号化プログラム、画像復号装置及び画像復号プログラム |
EP2304963B1 (fr) * | 2008-07-01 | 2015-11-11 | Orange | Procede et dispositif de codage d'images mettant en oeuvre une prediction amelioree, procede et dispositif de decodage, signal et programmes d'ordinateur correspondants |
KR101517768B1 (ko) * | 2008-07-02 | 2015-05-06 | 삼성전자주식회사 | 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
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KR101356448B1 (ko) | 2008-10-01 | 2014-02-06 | 한국전자통신연구원 | 예측 모드를 이용한 복호화 장치 |
KR20100095992A (ko) | 2009-02-23 | 2010-09-01 | 한국과학기술원 | 비디오 부호화에서의 분할 블록 부호화 방법, 비디오 복호화에서의 분할 블록 복호화 방법 및 이를 구현하는 기록매체 |
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 |
CN102474268A (zh) * | 2009-08-06 | 2012-05-23 | 松下电器产业株式会社 | 编码方法、解码方法、编码装置及解码装置 |
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JP5478740B2 (ja) * | 2011-01-12 | 2014-04-23 | 三菱電機株式会社 | 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法 |
JP5781313B2 (ja) | 2011-01-12 | 2015-09-16 | 株式会社Nttドコモ | 画像予測符号化方法、画像予測符号化装置、画像予測符号化プログラム、画像予測復号方法、画像予測復号装置及び画像予測復号プログラム |
JP5875236B2 (ja) | 2011-03-09 | 2016-03-02 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
CN105933709B (zh) * | 2011-03-09 | 2020-04-28 | 株式会社东芝 | 运动图像编码方法、装置以及运动图像解码方法、装置 |
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CN107257460B (zh) * | 2011-10-19 | 2019-08-16 | 株式会社Kt | 解码视频信号的方法 |
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JP5776803B2 (ja) * | 2014-02-20 | 2015-09-09 | ソニー株式会社 | 画像処理装置および方法、並びに記録媒体 |
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JP5886922B2 (ja) * | 2014-09-22 | 2016-03-16 | 日立マクセル株式会社 | 画像復号化方法 |
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JP5891333B2 (ja) * | 2015-09-11 | 2016-03-22 | 日立マクセル株式会社 | 画像復号化方法 |
JP5887013B2 (ja) * | 2015-09-11 | 2016-03-16 | 日立マクセル株式会社 | 画像復号化方法 |
JP5887012B2 (ja) * | 2015-09-11 | 2016-03-16 | 日立マクセル株式会社 | 画像復号化方法 |
JP2016129391A (ja) * | 2016-02-22 | 2016-07-14 | 日立マクセル株式会社 | 画像復号化方法 |
US10404989B2 (en) * | 2016-04-26 | 2019-09-03 | Google Llc | Hybrid prediction modes for video coding |
CN106162197B (zh) * | 2016-08-31 | 2019-07-12 | 北京奇艺世纪科技有限公司 | 一种视频编码帧内预测方法和装置 |
CN108810556B (zh) * | 2017-04-28 | 2021-12-24 | 炬芯科技股份有限公司 | 压缩参考帧的方法、装置及芯片 |
EP3622713A1 (en) * | 2017-05-09 | 2020-03-18 | Google LLC | Directional intra-prediction coding |
JP7194539B2 (ja) * | 2017-09-14 | 2022-12-22 | 日本放送協会 | 符号化装置、復号装置及びプログラム |
JP6975070B2 (ja) * | 2018-02-27 | 2021-12-01 | シャープ株式会社 | 画像処理装置、画像処理方法、及び画像処理プログラム |
KR102618692B1 (ko) * | 2018-06-15 | 2024-01-02 | 삼성전자주식회사 | 노이즈 또는 디서의 영향을 감소시키기 위한 디스플레이 구동 회로 및 방법 |
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 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004140473A (ja) | 2002-10-15 | 2004-05-13 | Sony Corp | 画像情報符号化装置、復号化装置並びに画像情報符号化方法、復号化方法 |
CN1204753C (zh) * | 2003-05-19 | 2005-06-01 | 北京工业大学 | 基于相邻像素预测的帧内预测方法 |
KR101089738B1 (ko) * | 2003-08-26 | 2011-12-07 | 톰슨 라이센싱 | 하이브리드 인트라-인터 코딩된 블록을 인코딩하기 위한 방법 및 장치 |
CN100536573C (zh) * | 2004-01-16 | 2009-09-02 | 北京工业大学 | 基于方向的dc预测方法及用于视频编码的帧内预测方法 |
JP2005260464A (ja) * | 2004-03-10 | 2005-09-22 | Nippon Telegr & Teleph Corp <Ntt> | 画像符号化装置,画像復号装置,画像符号化方法,画像復号方法,画像符号化プログラム,画像復号プログラム,画像符号化プログラム記録媒体および画像復号プログラム記録媒体 |
-
2006
- 2006-07-28 CA CA002659351A patent/CA2659351A1/en not_active Abandoned
- 2006-07-28 JP JP2008526663A patent/JPWO2008012918A1/ja not_active Withdrawn
- 2006-07-28 BR BRPI0621935A patent/BRPI0621935A2/pt not_active IP Right Cessation
- 2006-07-28 AU AU2006346583A patent/AU2006346583B2/en not_active Ceased
- 2006-07-28 WO PCT/JP2006/315039 patent/WO2008012918A1/ja active Application Filing
- 2006-07-28 KR KR1020097001469A patent/KR101011303B1/ko not_active IP Right Cessation
- 2006-07-28 EP EP06781949A patent/EP2056606A1/en not_active Withdrawn
- 2006-07-28 US US12/375,230 patent/US20090310677A1/en not_active Abandoned
- 2006-07-28 CN CN2006800554415A patent/CN101502124B/zh not_active Expired - Fee Related
-
2007
- 2007-07-26 TW TW096127351A patent/TW200820790A/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2659351A1 (en) | 2008-01-31 |
TWI348871B (pt) | 2011-09-11 |
WO2008012918A1 (fr) | 2008-01-31 |
CN101502124B (zh) | 2011-02-23 |
US20090310677A1 (en) | 2009-12-17 |
KR101011303B1 (ko) | 2011-01-28 |
JPWO2008012918A1 (ja) | 2009-12-17 |
TW200820790A (en) | 2008-05-01 |
EP2056606A1 (en) | 2009-05-06 |
KR20090048573A (ko) | 2009-05-14 |
AU2006346583A1 (en) | 2008-01-31 |
CN101502124A (zh) | 2009-08-05 |
AU2006346583B2 (en) | 2011-04-28 |
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