DK1457055T3 - Fremgangsmåde ved retningsstyret prædiktion for en billedblok - Google Patents
Fremgangsmåde ved retningsstyret prædiktion for en billedblokInfo
- Publication number
- DK1457055T3 DK1457055T3 DK02774338T DK02774338T DK1457055T3 DK 1457055 T3 DK1457055 T3 DK 1457055T3 DK 02774338 T DK02774338 T DK 02774338T DK 02774338 T DK02774338 T DK 02774338T DK 1457055 T3 DK1457055 T3 DK 1457055T3
- Authority
- DK
- Denmark
- Prior art keywords
- prediction
- directional prediction
- image block
- edge
- pixels
- 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
- H04N19/85—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
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/41—Bandwidth or redundancy reduction
- H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
- H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
- H04N1/417—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information using predictive or differential encoding
-
- 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
- H04N19/117—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
- H04N19/50—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
- H04N19/60—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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Image Processing (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10158658A DE10158658A1 (de) | 2001-11-30 | 2001-11-30 | Verfahren zur gerichteten Prädiktion eines Bildblockes |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1457055T3 true DK1457055T3 (da) | 2006-08-07 |
Family
ID=7707432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK02774338T DK1457055T3 (da) | 2001-11-30 | 2002-09-12 | Fremgangsmåde ved retningsstyret prædiktion for en billedblok |
Country Status (10)
Country | Link |
---|---|
US (1) | US7379499B2 (da) |
EP (1) | EP1457055B1 (da) |
JP (1) | JP4268875B2 (da) |
KR (1) | KR100964483B1 (da) |
CN (1) | CN1258926C (da) |
AT (1) | ATE324012T1 (da) |
DE (2) | DE10158658A1 (da) |
DK (1) | DK1457055T3 (da) |
ES (1) | ES2262847T3 (da) |
WO (1) | WO2003049452A2 (da) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10158658A1 (de) * | 2001-11-30 | 2003-06-12 | Bosch Gmbh Robert | Verfahren zur gerichteten Prädiktion eines Bildblockes |
EP1613091B1 (en) * | 2004-07-02 | 2009-08-26 | Mitsubishi Electric Information Technology Centre Europe B.V. | Intra-frame prediction for high-pass temporal-filtered frames in wavelet video coding |
JP4763422B2 (ja) * | 2004-12-03 | 2011-08-31 | パナソニック株式会社 | イントラ予測装置 |
KR100678911B1 (ko) | 2005-07-21 | 2007-02-05 | 삼성전자주식회사 | 방향적 인트라 예측의 적용을 확장하여 비디오 신호를인코딩하고 디코딩하는 방법 및 장치 |
FR2889382A1 (fr) * | 2005-07-29 | 2007-02-02 | Canon Res Ct France Soc Par Ac | Procede et dispositif de filtrage d'un signal numerique multidimensionnel et procedes et dispositifs de codage et decodage associes |
ES2660663T3 (es) | 2005-11-08 | 2018-03-23 | Sun Patent Trust | Procedimiento de codificación de imágenes en movimiento, procedimiento de descodificación de imágenes en movimiento y aparatos de los mismos |
KR100745765B1 (ko) * | 2006-04-13 | 2007-08-02 | 삼성전자주식회사 | 화상 데이터의 공간상 예측 장치 및 방법과 그를 이용한부호화 장치 및 방법, 화상 데이터의 공간상 예측 보상장치 및 방법과 그를 이용한 복호화 장치 및 방법 |
JP4571955B2 (ja) * | 2007-02-07 | 2010-10-27 | 日本電信電話株式会社 | 適応デブロッキング処理方法,装置および適応デブロッキング処理プログラム並びにコンピュータ読み取り可能な記録媒体 |
US20100118940A1 (en) * | 2007-04-19 | 2010-05-13 | Peng Yin | Adaptive reference picture data generation for intra prediction |
WO2009004985A1 (ja) * | 2007-06-29 | 2009-01-08 | Sharp Kabushiki Kaisha | 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法、プログラム、および記録媒体 |
EP2081386A1 (en) * | 2008-01-18 | 2009-07-22 | Panasonic Corporation | High precision edge prediction for intracoding |
PL2953353T3 (pl) * | 2008-05-07 | 2017-08-31 | Lg Electronics, Inc. | Sposób i urządzenie do dekodowania sygnału wideo |
EP2924994B1 (en) | 2008-05-07 | 2016-09-21 | LG Electronics, Inc. | Method and apparatus for decoding video signal |
TWI386068B (zh) * | 2008-10-22 | 2013-02-11 | Nippon Telegraph & Telephone | 解塊處理方法、解塊處理裝置、解塊處理程式及記錄該程式之可由電腦讀取之記錄媒體 |
JP2012054618A (ja) * | 2008-11-26 | 2012-03-15 | Hitachi Ltd | 動画像符号化装置及び符号化方法、動画像復号化装置及び復号化方法 |
CA2751802A1 (en) * | 2009-02-13 | 2010-08-19 | Research In Motion Limited | In-loop deblocking for intra-coded images or frames |
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 |
JP5429582B2 (ja) * | 2009-07-01 | 2014-02-26 | ソニー株式会社 | 画像処理装置および方法 |
AU2016200566B2 (en) * | 2009-07-01 | 2017-02-16 | Sony Group Corporation | Image processing device and method |
AU2015203503B2 (en) * | 2009-07-01 | 2016-01-07 | Sony Group Corporation | Image processing device and method |
KR101510108B1 (ko) * | 2009-08-17 | 2015-04-10 | 삼성전자주식회사 | 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
KR101757947B1 (ko) * | 2009-10-05 | 2017-07-13 | 톰슨 라이센싱 | 비디오 인코딩 및 디코딩에서의 크로마 성분에 대한 예측 픽셀의 적응성 필터링을 위한 방법 및 장치 |
JP2011151655A (ja) * | 2010-01-22 | 2011-08-04 | Mitsubishi Electric Corp | 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム |
KR20110113561A (ko) | 2010-04-09 | 2011-10-17 | 한국전자통신연구원 | 적응적인 필터를 이용한 인트라 예측 부호화/복호화 방법 및 그 장치 |
WO2011130051A1 (en) | 2010-04-12 | 2011-10-20 | Sony Corporation | Context adaptive directional intra prediction |
WO2011127964A2 (en) * | 2010-04-13 | 2011-10-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus for intra predicting a block, apparatus for reconstructing a block of a picture, apparatus for reconstructing a block of a picture by intra prediction |
KR20110123651A (ko) * | 2010-05-07 | 2011-11-15 | 한국전자통신연구원 | 생략 부호화를 이용한 영상 부호화 및 복호화 장치 및 그 방법 |
KR101373814B1 (ko) | 2010-07-31 | 2014-03-18 | 엠앤케이홀딩스 주식회사 | 예측 블록 생성 장치 |
KR20120012385A (ko) * | 2010-07-31 | 2012-02-09 | 오수미 | 인트라 예측 부호화 장치 |
US10291939B2 (en) * | 2010-09-30 | 2019-05-14 | Mitsubishi Electric Corporation | Moving image encoding device, moving image decoding device, moving image coding method, and moving image decoding method |
US9008175B2 (en) * | 2010-10-01 | 2015-04-14 | Qualcomm Incorporated | Intra smoothing filter for video coding |
CN107197257B (zh) * | 2010-12-08 | 2020-09-08 | Lg 电子株式会社 | 由编码装置和解码装置执行的内预测方法 |
WO2012077719A1 (ja) * | 2010-12-09 | 2012-06-14 | シャープ株式会社 | 画像復号装置、および画像符号化装置 |
WO2012134046A2 (ko) * | 2011-04-01 | 2012-10-04 | 주식회사 아이벡스피티홀딩스 | 동영상의 부호화 방법 |
CN107888929B (zh) * | 2011-04-12 | 2022-02-01 | 韩国电子通信研究院 | 视频编码解码方法、设备以及计算机可读介质 |
US10368090B2 (en) * | 2011-04-25 | 2019-07-30 | Lg Electronics Inc. | Intra-prediction method, and encoder and decoder using same |
MX2014005114A (es) | 2011-10-28 | 2014-08-27 | Samsung Electronics Co Ltd | Metodo y aparato para intra-prediccion de video. |
JP2013102297A (ja) | 2011-11-07 | 2013-05-23 | Canon Inc | 画像符号化方法、画像符号化装置及びプログラム、画像復号方法、画像復号装置及びプログラム |
JP5871628B2 (ja) * | 2011-11-07 | 2016-03-01 | 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 |
KR101530758B1 (ko) * | 2012-07-04 | 2015-07-20 | 한양대학교 산학협력단 | 적응적 필터링을 이용하는 인트라 예측 방법 및 장치 |
EP3061233B1 (en) | 2013-10-25 | 2019-12-11 | Microsoft Technology Licensing, LLC | Representing blocks with hash values in video and image coding and decoding |
US10264290B2 (en) | 2013-10-25 | 2019-04-16 | Microsoft Technology Licensing, Llc | Hash-based block matching in video and image coding |
EP3114838B1 (en) | 2014-03-04 | 2018-02-07 | Microsoft Technology Licensing, LLC | Hash table construction and availability checking for hash-based block matching |
EP3114841B1 (en) | 2014-03-04 | 2020-06-10 | Microsoft Technology Licensing, LLC | Encoder-side decisions for block flipping and skip mode in intra block copy prediction |
EP3158751B1 (en) | 2014-06-23 | 2019-07-31 | Microsoft Technology Licensing, LLC | Encoder decisions based on results of hash-based block matching |
CN110582001B (zh) | 2014-09-30 | 2022-10-14 | 微软技术许可有限责任公司 | 用于视频编码的基于散列的编码器判定 |
US10390039B2 (en) | 2016-08-31 | 2019-08-20 | Microsoft Technology Licensing, Llc | Motion estimation for screen remoting scenarios |
US11095877B2 (en) | 2016-11-30 | 2021-08-17 | Microsoft Technology Licensing, Llc | Local hash-based motion estimation for screen remoting scenarios |
EP3554071A1 (en) | 2018-04-12 | 2019-10-16 | InterDigital VC Holdings, Inc. | Method and apparatus for intra prediction using a composite reference array |
US11202085B1 (en) | 2020-06-12 | 2021-12-14 | Microsoft Technology Licensing, Llc | Low-cost hash table construction and hash-based block matching for variable-size blocks |
CN114494294B (zh) * | 2022-01-25 | 2022-10-14 | 北京市测绘设计研究院 | 地表覆盖数据处理方法及装置、电子设备和存储介质 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2887168B2 (ja) | 1988-01-18 | 1999-04-26 | 富士通株式会社 | 再生画像のブロック歪低減方法 |
US4951139A (en) * | 1988-03-30 | 1990-08-21 | Starsignal, Inc. | Computer-based video compression system |
EP0519995B1 (en) * | 1990-03-15 | 1997-06-11 | THOMSON multimedia | Digital image processing including block edges filtering |
US5737022A (en) * | 1993-02-26 | 1998-04-07 | Kabushiki Kaisha Toshiba | Motion picture error concealment using simplified motion compensation |
US5978509A (en) * | 1996-10-23 | 1999-11-02 | Texas Instruments Incorporated | Low power video decoder system with block-based motion compensation |
FI106071B (fi) | 1997-03-13 | 2000-11-15 | Nokia Mobile Phones Ltd | Mukautuva suodatin |
US6370192B1 (en) * | 1997-11-20 | 2002-04-09 | Hitachi America, Ltd. | Methods and apparatus for decoding different portions of a video image at different resolutions |
US6639942B1 (en) * | 1999-10-21 | 2003-10-28 | Toshiba America Electronic Components, Inc. | Method and apparatus for estimating and controlling the number of bits |
US7203234B1 (en) * | 2000-03-31 | 2007-04-10 | Sharp Laboratories Of America, Inc. | Method of directional filtering for post-processing compressed video |
DE10158658A1 (de) * | 2001-11-30 | 2003-06-12 | Bosch Gmbh Robert | Verfahren zur gerichteten Prädiktion eines Bildblockes |
-
2001
- 2001-11-30 DE DE10158658A patent/DE10158658A1/de not_active Withdrawn
-
2002
- 2002-09-12 EP EP02774338A patent/EP1457055B1/de not_active Expired - Lifetime
- 2002-09-12 WO PCT/DE2002/003390 patent/WO2003049452A2/de active IP Right Grant
- 2002-09-12 CN CNB028238249A patent/CN1258926C/zh not_active Expired - Lifetime
- 2002-09-12 DE DE50206504T patent/DE50206504D1/de not_active Expired - Lifetime
- 2002-09-12 KR KR1020047008005A patent/KR100964483B1/ko active IP Right Grant
- 2002-09-12 ES ES02774338T patent/ES2262847T3/es not_active Expired - Lifetime
- 2002-09-12 JP JP2003550511A patent/JP4268875B2/ja not_active Expired - Lifetime
- 2002-09-12 AT AT02774338T patent/ATE324012T1/de active
- 2002-09-12 US US10/479,678 patent/US7379499B2/en active Active
- 2002-09-12 DK DK02774338T patent/DK1457055T3/da active
Also Published As
Publication number | Publication date |
---|---|
WO2003049452A3 (de) | 2003-10-09 |
US7379499B2 (en) | 2008-05-27 |
DE10158658A1 (de) | 2003-06-12 |
US20040136458A1 (en) | 2004-07-15 |
DE50206504D1 (de) | 2006-05-24 |
ATE324012T1 (de) | 2006-05-15 |
CN1258926C (zh) | 2006-06-07 |
JP2005512419A (ja) | 2005-04-28 |
EP1457055A2 (de) | 2004-09-15 |
WO2003049452A2 (de) | 2003-06-12 |
KR20040062651A (ko) | 2004-07-07 |
ES2262847T3 (es) | 2006-12-01 |
EP1457055B1 (de) | 2006-04-19 |
JP4268875B2 (ja) | 2009-05-27 |
CN1596546A (zh) | 2005-03-16 |
KR100964483B1 (ko) | 2010-06-21 |
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