ES2184137T3 - Codificacion de video. - Google Patents
Codificacion de video.Info
- Publication number
- ES2184137T3 ES2184137T3 ES97945986T ES97945986T ES2184137T3 ES 2184137 T3 ES2184137 T3 ES 2184137T3 ES 97945986 T ES97945986 T ES 97945986T ES 97945986 T ES97945986 T ES 97945986T ES 2184137 T3 ES2184137 T3 ES 2184137T3
- Authority
- ES
- Spain
- Prior art keywords
- frame
- video signal
- reconstructed
- data
- signal
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
-
- 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
- H04N19/124—Quantisation
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/10—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
- H04N19/192—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 the adaptation method, adaptation tool or adaptation type being iterative or recursive
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
- Color Television Systems (AREA)
- Glass Compositions (AREA)
- Television Systems (AREA)
Abstract
SE DESCRIBE UN PROCEDIMIENTO Y APARATO PARA CODIFICAR UNA SEÑAL DE VIDEO, QUE REPRESENTA UNA PELICULA O IMAGEN EN MOVIMIENTO, COMPRENDIENDO EL PROCEDIMIENTO: RECIBIR ENCUADRES SUCESIVOS DE UNA SEÑAL DE VIDEO; CODIFICAR CADA ENCUADRE DE LA SEÑAL DE VIDEO CON REFERENCIA A UN ENCUADRE PRECEDENTE DE LA MISMA, A FIN DE GENERAR UN PRIMER CONJUNTO DE DATOS QUE, UNA VEZ RECONSTRUIDO, REPRESENTA UN PRIMER MODO DE REPRODUCCION DE LA IMAGEN EN MOVIMIENTO; CODIFICAR CADA ENCUADRE DE LA SEÑAL DE VIDEO, EN DONDE N ES UN NUMERO ENTERO, DE MANERA QUE SE GENERE UN SEGUNDO CONJUNTO DE DATOS QUE, UNA VEZ RECONSTRUIDO, REPRESENTA UN SEGUNDO MODO DE REPRODUCCION DE LA IMAGEN EN MOVIMIENTO; DECODIFICAR EL PRIMER CONJUNTO DE DATOS A FIN DE PRODUCIR UNA PRIMERA SEÑAL DE VIDEO RECONSTRUIDA; DECODIFICAR EL SEGUNDO CONJUNTO DE DATOS A FIN DE PRODUCIR UNA SEGUNDA SEÑAL DE VIDEO RECONSTRUIDA; CALCULAR LAS DIFERENCIAS ENTRE UN ENCUADRE DE LA SEGUNDA SEÑAL DE VIDEO RECONSTRUIDA Y UN ENCUADRE DE LA PRIMERA SEÑAL DE VIDEORECONSTRUIDA QUE CORRESPONDE AL ENCUADRE QUE SIGUE AL ENCUADRE DE LA SEGUNDA SEÑAL DE VIDEO Y, CUANDO LAS DIFERENCIAS SUPERAN UN DETERMINADO UMBRAL, CODIFICAR LAS DIFERENCIAS Y GENERAR ASI UN NUEVO CONJUNTO DE DATOS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96308943 | 1996-12-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2184137T3 true ES2184137T3 (es) | 2003-04-01 |
Family
ID=8225177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES97945986T Expired - Lifetime ES2184137T3 (es) | 1996-12-10 | 1997-12-01 | Codificacion de video. |
Country Status (9)
Country | Link |
---|---|
US (1) | US6002440A (es) |
EP (1) | EP0945023B1 (es) |
JP (1) | JP3920356B2 (es) |
CN (1) | CN1207921C (es) |
AU (1) | AU726129B2 (es) |
CA (1) | CA2274181C (es) |
DE (1) | DE69715660T2 (es) |
ES (1) | ES2184137T3 (es) |
WO (1) | WO1998026604A1 (es) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000013777A (ja) * | 1998-06-26 | 2000-01-14 | Matsushita Electric Ind Co Ltd | 映像再生装置及び映像蓄積装置 |
US6499060B1 (en) | 1999-03-12 | 2002-12-24 | Microsoft Corporation | Media coding for loss recovery with remotely predicted data units |
US7190883B2 (en) * | 1999-06-18 | 2007-03-13 | Intel Corporation | Systems and methods for fast random access and backward playback of video frames using decoded frame cache |
DE60109376T2 (de) | 2000-08-01 | 2006-01-19 | Command Audio Corp., Redwood City | Verfahren und Signal zur Übertragung eines Rundfunkprogramms an einen drahtlosen Empfänger |
DE60141850D1 (de) * | 2000-12-15 | 2010-05-27 | British Telecomm Public Ltd Co | Übertagung von ton- und/oder bildmaterial |
US6765963B2 (en) | 2001-01-03 | 2004-07-20 | Nokia Corporation | Video decoder architecture and method for using same |
US20020122491A1 (en) | 2001-01-03 | 2002-09-05 | Marta Karczewicz | Video decoder architecture and method for using same |
US7693220B2 (en) | 2002-01-03 | 2010-04-06 | Nokia Corporation | Transmission of video information |
US7463684B2 (en) | 2002-05-03 | 2008-12-09 | Microsoft Corporation | Fading estimation/compensation |
US7609767B2 (en) | 2002-05-03 | 2009-10-27 | Microsoft Corporation | Signaling for fading compensation |
US7277486B2 (en) | 2002-05-03 | 2007-10-02 | Microsoft Corporation | Parameterization for fading compensation |
EP1563689B1 (en) * | 2002-11-18 | 2008-10-01 | British Telecommunications Public Limited Company | Transmission of video |
GB0306973D0 (en) | 2003-03-26 | 2003-04-30 | British Telecomm | Transmitting video |
US6784811B1 (en) * | 2003-03-31 | 2004-08-31 | Scopus Network Technologies Ltd. | System and a method for an ultra-low delay MPEG-syntax video codec |
US8009739B2 (en) | 2003-09-07 | 2011-08-30 | Microsoft Corporation | Intensity estimation/compensation for interlaced forward-predicted fields |
US7577198B2 (en) * | 2003-09-07 | 2009-08-18 | Microsoft Corporation | Number of reference fields for an interlaced forward-predicted field |
US8085844B2 (en) | 2003-09-07 | 2011-12-27 | Microsoft Corporation | Signaling reference frame distances |
US7818444B2 (en) | 2004-04-30 | 2010-10-19 | Move Networks, Inc. | Apparatus, system, and method for multi-bitrate content streaming |
US8634413B2 (en) | 2004-12-30 | 2014-01-21 | Microsoft Corporation | Use of frame caching to improve packet loss recovery |
KR100716998B1 (ko) * | 2005-05-24 | 2007-05-10 | 삼성전자주식회사 | 블록화 현상을 감소시키기 위한 부호화 및 복호화 장치 및그 방법과, 이를 구현하기 위한 프로그램이 기록된 기록매체 |
US20080065676A1 (en) * | 2006-09-13 | 2008-03-13 | Hause Curtis B | System and method for tracing data storage devices |
JP4875008B2 (ja) * | 2007-03-07 | 2012-02-15 | パナソニック株式会社 | 動画像符号化方法、動画像復号化方法、動画像符号化装置及び動画像復号化装置 |
US8098333B2 (en) * | 2007-06-29 | 2012-01-17 | Seiko Epson Corporation | Phase shift insertion method for reducing motion artifacts on hold-type displays |
JP2009111932A (ja) * | 2007-10-31 | 2009-05-21 | Panasonic Corp | 動画像復号化装置 |
EP2101503A1 (en) | 2008-03-11 | 2009-09-16 | British Telecommunications Public Limited Company | Video coding |
EP2200319A1 (en) | 2008-12-10 | 2010-06-23 | BRITISH TELECOMMUNICATIONS public limited company | Multiplexed video streaming |
EP2219342A1 (en) | 2009-02-12 | 2010-08-18 | BRITISH TELECOMMUNICATIONS public limited company | Bandwidth allocation control in multiple video streaming |
EP2733903B1 (en) * | 2012-11-20 | 2017-02-15 | Alcatel Lucent | Method for transmitting a video stream |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69323338T2 (de) * | 1992-03-24 | 1999-06-10 | Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa | Vorrichtung zum Aufzeichnen/Wiedergeben von Kodes mit variablen Längen für einen Videorekorder |
US5717816A (en) * | 1993-01-13 | 1998-02-10 | Hitachi America Ltd. | Method and apparatus for the selection of data for use in VTR trick playback operation in a system using intra-coded video frames |
GB9405487D0 (en) * | 1994-03-21 | 1994-05-04 | Rca Thomson Licensing Corp | VSB demodulator |
SG43131A1 (en) * | 1994-03-23 | 1997-10-17 | British Telecomm | Video signal coding |
JP3172635B2 (ja) * | 1994-07-14 | 2001-06-04 | シャープ株式会社 | ディジタル記録再生装置 |
KR970004637B1 (ko) * | 1994-07-18 | 1997-03-29 | 엘지전자 주식회사 | 디브이씨알(dvcr)의 변속 재생 방법 |
JP3277713B2 (ja) * | 1994-08-31 | 2002-04-22 | ソニー株式会社 | ディジタルビデオ信号の記録装置、記録再生装置及び再生装置 |
-
1997
- 1997-12-01 ES ES97945986T patent/ES2184137T3/es not_active Expired - Lifetime
- 1997-12-01 EP EP97945986A patent/EP0945023B1/en not_active Expired - Lifetime
- 1997-12-01 CN CN97180513.XA patent/CN1207921C/zh not_active Expired - Lifetime
- 1997-12-01 WO PCT/GB1997/003296 patent/WO1998026604A1/en active IP Right Grant
- 1997-12-01 DE DE69715660T patent/DE69715660T2/de not_active Expired - Lifetime
- 1997-12-01 JP JP52633998A patent/JP3920356B2/ja not_active Expired - Lifetime
- 1997-12-01 CA CA002274181A patent/CA2274181C/en not_active Expired - Lifetime
- 1997-12-01 US US09/029,881 patent/US6002440A/en not_active Expired - Lifetime
- 1997-12-01 AU AU51298/98A patent/AU726129B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0945023B1 (en) | 2002-09-18 |
AU5129898A (en) | 1998-07-03 |
WO1998026604A1 (en) | 1998-06-18 |
JP3920356B2 (ja) | 2007-05-30 |
CN1207921C (zh) | 2005-06-22 |
EP0945023A1 (en) | 1999-09-29 |
CA2274181C (en) | 2009-10-20 |
DE69715660T2 (de) | 2003-07-31 |
AU726129B2 (en) | 2000-11-02 |
CN1240092A (zh) | 1999-12-29 |
JP2001509329A (ja) | 2001-07-10 |
CA2274181A1 (en) | 1998-06-18 |
DE69715660D1 (de) | 2002-10-24 |
US6002440A (en) | 1999-12-14 |
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