MX2009009489A - Sistema y método para codificación y decodificación de video. - Google Patents
Sistema y método para codificación y decodificación de video.Info
- Publication number
- MX2009009489A MX2009009489A MX2009009489A MX2009009489A MX2009009489A MX 2009009489 A MX2009009489 A MX 2009009489A MX 2009009489 A MX2009009489 A MX 2009009489A MX 2009009489 A MX2009009489 A MX 2009009489A MX 2009009489 A MX2009009489 A MX 2009009489A
- Authority
- MX
- Mexico
- Prior art keywords
- vector
- sub
- decoding
- video encoding
- coefficient
- Prior art date
Links
Classifications
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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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4621—Controlling the complexity of the content stream or additional data, e.g. lowering the resolution or bit-rate of the video stream for a mobile client with a small screen
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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
- H04N19/10—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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
-
- 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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
- H04N19/18—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 a set of transform coefficients
-
- 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
- H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
- H04N19/29—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding involving scalability at the object level, e.g. video object layer [VOL]
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
-
- 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
- H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
-
- 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
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
- H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/94—Vector quantisation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Un método de codificación de video comprende dividir un vector de coeficientes en dos o más sub-vectores tiene una longitud menor o igual que una longitud del vector de coeficiente, indicando un tamaño de cada sub-vector y una posición de cada sub-vector dentro del vector de coeficientes, y formar un bloque correspondiente a cada sub-vector.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89466707P | 2007-03-13 | 2007-03-13 | |
PCT/IB2008/050905 WO2008110999A2 (en) | 2007-03-13 | 2008-03-12 | System and method for video encoding and decoding |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2009009489A true MX2009009489A (es) | 2009-11-05 |
Family
ID=39705269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2009009489A MX2009009489A (es) | 2007-03-13 | 2008-03-12 | Sistema y método para codificación y decodificación de video. |
Country Status (11)
Country | Link |
---|---|
US (1) | US9055338B2 (es) |
EP (1) | EP2137981B1 (es) |
KR (1) | KR101083051B1 (es) |
CN (1) | CN101658042B (es) |
AR (1) | AR065722A1 (es) |
CA (1) | CA2679995C (es) |
MX (1) | MX2009009489A (es) |
RU (2) | RU2420023C1 (es) |
TW (1) | TWI452908B (es) |
WO (1) | WO2008110999A2 (es) |
ZA (1) | ZA200907078B (es) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
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US7082450B2 (en) | 2001-08-30 | 2006-07-25 | Nokia Corporation | Implementation of a transform and of a subsequent quantization |
US9118944B2 (en) * | 2009-02-05 | 2015-08-25 | Cisco Technology, Inc. | System and method for rate control in a network environment |
CN101981936B (zh) | 2009-04-28 | 2013-03-06 | 松下电器产业株式会社 | 图像解码方法及图像解码装置 |
AU2012227355B8 (en) * | 2009-04-28 | 2013-07-11 | Panasonic Corporation | Image decoding method, and image decoding apparatus |
KR20110068792A (ko) | 2009-12-16 | 2011-06-22 | 한국전자통신연구원 | 적응적 영상 부호화 장치 및 방법 |
CN106101717B (zh) * | 2010-01-12 | 2019-07-26 | Lg电子株式会社 | 视频信号的处理方法和设备 |
HUE051391T2 (hu) | 2010-04-13 | 2021-03-01 | Ge Video Compression Llc | Szignifikancia térképek és transzformációs együttható blokkok kódolása |
US8995523B2 (en) * | 2011-06-03 | 2015-03-31 | Qualcomm Incorporated | Memory efficient context modeling |
CN107087187B (zh) * | 2011-11-07 | 2019-12-17 | 太格文-Ii有限责任公司 | 图像编码方法及图像编码装置 |
JP6080375B2 (ja) | 2011-11-07 | 2017-02-15 | 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 |
US20130114687A1 (en) * | 2011-11-07 | 2013-05-09 | Sharp Laboratories Of America, Inc. | Fixed intra run-level mode for cavlc in hevc |
US9654139B2 (en) | 2012-01-19 | 2017-05-16 | Huawei Technologies Co., Ltd. | High throughput binarization (HTB) method for CABAC in HEVC |
US10616581B2 (en) | 2012-01-19 | 2020-04-07 | Huawei Technologies Co., Ltd. | Modified coding for a transform skipped block for CABAC in HEVC |
US9860527B2 (en) | 2012-01-19 | 2018-01-02 | Huawei Technologies Co., Ltd. | High throughput residual coding for a transform skipped block for CABAC in HEVC |
US20130188736A1 (en) | 2012-01-19 | 2013-07-25 | Sharp Laboratories Of America, Inc. | High throughput significance map processing for cabac in hevc |
US9743116B2 (en) | 2012-01-19 | 2017-08-22 | Huawei Technologies Co., Ltd. | High throughput coding for CABAC in HEVC |
US9538239B2 (en) * | 2012-08-13 | 2017-01-03 | Gurulogic Microsystems Oy | Decoder and method for decoding encoded input data containing a plurality of blocks or packets |
US20160112707A1 (en) * | 2014-10-15 | 2016-04-21 | Intel Corporation | Policy-based image encoding |
EP3278558B1 (en) | 2015-03-31 | 2021-07-21 | RealNetworks, Inc. | Motion vector selection and prediction in video coding systems and methods |
WO2017107072A1 (en) | 2015-12-22 | 2017-06-29 | Realnetworks, Inc. | Motion vector selection and prediction in video coding systems and methods |
US10666984B2 (en) * | 2016-03-08 | 2020-05-26 | Qualcomm Incorporated | Apparatus and method for vector-based entropy coding for display stream compression |
US10873437B2 (en) * | 2016-08-11 | 2020-12-22 | Sharp Kabushiki Kaisha | Systems and methods for frequency-division duplex transmission time interval operation |
US20210065005A1 (en) * | 2019-08-29 | 2021-03-04 | Alibaba Group Holding Limited | Systems and methods for providing vector-wise sparsity in a neural network |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5272529A (en) | 1992-03-20 | 1993-12-21 | Northwest Starscan Limited Partnership | Adaptive hierarchical subband vector quantization encoder |
US5295203A (en) * | 1992-03-26 | 1994-03-15 | General Instrument Corporation | Method and apparatus for vector coding of video transform coefficients |
US5854858A (en) | 1995-06-07 | 1998-12-29 | Girod; Bernd | Image signal coder operating at reduced spatial resolution |
DE19637522A1 (de) | 1996-09-13 | 1998-03-19 | Bosch Gmbh Robert | Verfahren zur Reduzierung von Daten in Videosignalen |
US6011498A (en) * | 1996-12-20 | 2000-01-04 | Philips Electronics North America Corporation | Dual-speed variable length decoding architecture for MPEG-2 video data |
US20030176406A1 (en) * | 1999-05-28 | 2003-09-18 | Mcgill University | Polycaprolactone-b-poly (ethylene oxide) copolymer non-cross-linked micelles as a delivery vehicle for steroid |
RU2199727C2 (ru) | 2001-04-25 | 2003-02-27 | Самарский институт инженеров железнодорожного транспорта | Стенд для испытания турбокомпрессора двигателя внутреннего сгорания |
US7162097B1 (en) * | 2001-05-29 | 2007-01-09 | Cisco Technology, Inc. | Methods and apparatus for transform coefficient filtering |
EP1296524A1 (en) * | 2001-09-20 | 2003-03-26 | STMicroelectronics S.r.l. | Process and apparatus for the compression of digital video signals, a system and a computer program product therefor |
ATE552120T1 (de) | 2001-12-24 | 2012-04-15 | L 1 Secure Credentialing Inc | Verdeckte variableninformationen auf id- dokumenten und verfahren zu ihrer herstellung |
JP4510465B2 (ja) | 2002-01-22 | 2010-07-21 | ノキア コーポレイション | イメージ/ビデオ符号器及び/又は復号器における変換係数の符号化 |
US6795584B2 (en) | 2002-10-03 | 2004-09-21 | Nokia Corporation | Context-based adaptive variable length coding for adaptive block transforms |
JP3679083B2 (ja) | 2002-10-08 | 2005-08-03 | 株式会社エヌ・ティ・ティ・ドコモ | 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、画像符号化プログラム、画像復号プログラム |
US6646578B1 (en) * | 2002-11-22 | 2003-11-11 | Ub Video Inc. | Context adaptive variable length decoding system and method |
US8565314B2 (en) * | 2006-10-12 | 2013-10-22 | Qualcomm Incorporated | Variable length coding table selection based on block type statistics for refinement coefficient coding |
US8467449B2 (en) * | 2007-01-08 | 2013-06-18 | Qualcomm Incorporated | CAVLC enhancements for SVC CGS enhancement layer coding |
PL2123052T3 (pl) * | 2007-01-18 | 2011-05-31 | Fraunhofer Ges Forschung | Strumień danych wideo o skalowalnej jakości |
-
2008
- 2008-03-12 MX MX2009009489A patent/MX2009009489A/es active IP Right Grant
- 2008-03-12 EP EP08719661A patent/EP2137981B1/en active Active
- 2008-03-12 WO PCT/IB2008/050905 patent/WO2008110999A2/en active Application Filing
- 2008-03-12 RU RU2009137469/09A patent/RU2420023C1/ru active
- 2008-03-12 CN CN200880012287.2A patent/CN101658042B/zh active Active
- 2008-03-12 KR KR1020097021248A patent/KR101083051B1/ko active IP Right Grant
- 2008-03-12 CA CA2679995A patent/CA2679995C/en active Active
- 2008-03-12 US US12/047,225 patent/US9055338B2/en active Active
- 2008-03-13 TW TW097108836A patent/TWI452908B/zh active
- 2008-03-13 AR ARP080101034A patent/AR065722A1/es active IP Right Grant
-
2009
- 2009-10-12 ZA ZA2009/07078A patent/ZA200907078B/en unknown
-
2011
- 2011-03-05 RU RU2011108534/07A patent/RU2011108534A/ru not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP2137981A2 (en) | 2009-12-30 |
TWI452908B (zh) | 2014-09-11 |
KR101083051B1 (ko) | 2011-11-16 |
AR065722A1 (es) | 2009-06-24 |
ZA200907078B (en) | 2014-03-26 |
CA2679995A1 (en) | 2008-09-18 |
RU2420023C1 (ru) | 2011-05-27 |
KR20090132597A (ko) | 2009-12-30 |
EP2137981B1 (en) | 2012-07-25 |
TW200845763A (en) | 2008-11-16 |
US9055338B2 (en) | 2015-06-09 |
US20080225955A1 (en) | 2008-09-18 |
WO2008110999A2 (en) | 2008-09-18 |
CN101658042B (zh) | 2016-03-02 |
CN101658042A (zh) | 2010-02-24 |
RU2011108534A (ru) | 2012-09-10 |
CA2679995C (en) | 2014-06-03 |
WO2008110999A3 (en) | 2008-11-20 |
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