DE69421868D1 - Verfahren und vorrichtung zur kodierung/dekodierung eines videosignals - Google Patents
Verfahren und vorrichtung zur kodierung/dekodierung eines videosignalsInfo
- Publication number
- DE69421868D1 DE69421868D1 DE69421868T DE69421868T DE69421868D1 DE 69421868 D1 DE69421868 D1 DE 69421868D1 DE 69421868 T DE69421868 T DE 69421868T DE 69421868 T DE69421868 T DE 69421868T DE 69421868 D1 DE69421868 D1 DE 69421868D1
- Authority
- DE
- Germany
- Prior art keywords
- decoding
- coding
- video signal
- video
- 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 - Fee Related
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
- H04N19/503—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
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- 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
-
- 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
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP06878593A JP3374989B2 (ja) | 1993-03-26 | 1993-03-26 | 画像信号符号化方法および画像信号符号化装置、ならびに画像信号復号化方法および画像信号復号化装置 |
PCT/JP1994/000499 WO1994023535A1 (en) | 1993-03-26 | 1994-03-28 | Method and apparatus for coding video signal, and method and apparatus for decoding video signal |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69421868D1 true DE69421868D1 (de) | 2000-01-05 |
DE69421868T2 DE69421868T2 (de) | 2000-06-15 |
Family
ID=13383734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1994621868 Expired - Fee Related DE69421868T2 (de) | 1993-03-26 | 1994-03-28 | Verfahren und vorrichtung zur kodierung/dekodierung eines videosignals |
Country Status (7)
Country | Link |
---|---|
US (1) | US5832124A (de) |
EP (1) | EP0643535B1 (de) |
JP (1) | JP3374989B2 (de) |
KR (1) | KR100311294B1 (de) |
CN (1) | CN1076932C (de) |
DE (1) | DE69421868T2 (de) |
WO (1) | WO1994023535A1 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0785682A4 (de) * | 1995-07-19 | 1998-10-14 | Toshiba Kk | Letterboxumwandler |
KR100192270B1 (ko) * | 1996-02-03 | 1999-06-15 | 구자홍 | 에이치디티브이 비데오 디코더 회로 |
US5907372A (en) * | 1996-06-28 | 1999-05-25 | Hitachi, Ltd. | Decoding/displaying device for decoding/displaying coded picture data generated by high efficiency coding for interlace scanning picture format |
JP3263807B2 (ja) * | 1996-09-09 | 2002-03-11 | ソニー株式会社 | 画像符号化装置および画像符号化方法 |
AU731425B2 (en) * | 1996-09-09 | 2001-03-29 | Sony Corporation | Picture encoding and decoding |
AU759435B2 (en) * | 1996-09-09 | 2003-04-17 | Sony Corporation | Picture encoding and decoding |
CN1150456C (zh) | 1996-10-15 | 2004-05-19 | 松下电器产业株式会社 | 图象编码方法和编码设备 |
EP0884904A1 (de) * | 1996-12-06 | 1998-12-16 | Matsushita Electric Industrial Co., Ltd. | Verfahren und vorrichtungzur übertragung, kodierung und dekodierung von videosignalen sowie aufzeichnungs- und wiedergabeverfahren für optische platten |
CN1160967C (zh) * | 1996-12-12 | 2004-08-04 | 松下电器产业株式会社 | 图像编码设备和图像解码设备 |
JPH10248051A (ja) | 1997-03-05 | 1998-09-14 | Matsushita Electric Ind Co Ltd | ディジタルデータ送信方法、ディジタルデータ送信装置およびディジタルデータ受信装置 |
JPH10257502A (ja) * | 1997-03-17 | 1998-09-25 | Matsushita Electric Ind Co Ltd | 階層画像符号化方法、階層画像多重化方法、階層画像復号方法及び装置 |
JPH10271504A (ja) * | 1997-03-18 | 1998-10-09 | Texas Instr Inc <Ti> | 画像信号の符号化方法 |
SG65064A1 (en) * | 1997-04-09 | 1999-05-25 | Matsushita Electric Ind Co Ltd | Image predictive decoding method image predictive decoding apparatus image predictive coding method image predictive coding apparatus and data storage media |
JPH118856A (ja) * | 1997-06-17 | 1999-01-12 | Mitsubishi Electric Corp | 画像符号化方法及びその装置 |
US6310918B1 (en) * | 1997-07-31 | 2001-10-30 | Lsi Logic Corporation | System and method for motion vector extraction and computation meeting 2-frame store and letterboxing requirements |
CN100459715C (zh) * | 1997-07-31 | 2009-02-04 | 日本胜利株式会社 | 数字视频信号块间预测编码/解码装置及编码/解码方法 |
JP3813320B2 (ja) * | 1997-08-27 | 2006-08-23 | 株式会社東芝 | 動きベクトル検出方法および装置 |
EP0921683B1 (de) * | 1997-12-02 | 2010-09-08 | Daewoo Electronics Corporation | Verfahren und Vorrichtung zur Kodierung von Modussignalen in einem Binärformkodierer |
KR100252108B1 (ko) * | 1997-12-20 | 2000-04-15 | 윤종용 | Mpeg 압축부호화 및 복호화기를 채용한 디지털 기록 재생장치 및 그 방법 |
KR100281462B1 (ko) * | 1998-03-30 | 2001-02-01 | 전주범 | 격행 부호화에서 이진 형상 신호의 움직임 벡터 부호화 방법 |
JP2940545B1 (ja) * | 1998-05-28 | 1999-08-25 | 日本電気株式会社 | 画像変換方法および画像変換装置 |
JP3937028B2 (ja) * | 1998-09-18 | 2007-06-27 | 富士フイルム株式会社 | 画像変換方法、画像変換装置及び画像変換プログラムを記録した記録媒体 |
US6115072A (en) * | 1999-01-27 | 2000-09-05 | Motorola, Inc. | 16:9 aspect ratio conversion by letterbox method for an MPEG image |
US7020195B1 (en) * | 1999-12-10 | 2006-03-28 | Microsoft Corporation | Layered coding and decoding of image data |
US6445832B1 (en) * | 2000-10-10 | 2002-09-03 | Lockheed Martin Corporation | Balanced template tracker for tracking an object image sequence |
US6765964B1 (en) * | 2000-12-06 | 2004-07-20 | Realnetworks, Inc. | System and method for intracoding video data |
JP3695451B2 (ja) * | 2003-05-28 | 2005-09-14 | セイコーエプソン株式会社 | 画像サイズの変更方法及装置 |
JP2005141722A (ja) * | 2003-10-15 | 2005-06-02 | Ntt Docomo Inc | 画像信号処理方法、画像信号処理装置、及び画像信号プログラム |
US7033355B2 (en) * | 2004-01-15 | 2006-04-25 | Muzzammel Mohiuddin M | Endocervical electrode |
US8385427B2 (en) * | 2005-04-15 | 2013-02-26 | Apple Inc. | Reduced resolution video decode |
US8358701B2 (en) * | 2005-04-15 | 2013-01-22 | Apple Inc. | Switching decode resolution during video decoding |
JP2007172170A (ja) * | 2005-12-20 | 2007-07-05 | Fujitsu Ltd | 画像処理回路及び画像処理方法 |
US20070201833A1 (en) * | 2006-02-17 | 2007-08-30 | Apple Inc. | Interface for defining aperture |
JP2007271700A (ja) * | 2006-03-30 | 2007-10-18 | Fujitsu Ltd | 画像情報送信装置及び画像情報受信装置 |
KR101619972B1 (ko) | 2008-10-02 | 2016-05-11 | 한국전자통신연구원 | 이산 여현 변환/이산 정현 변환을 선택적으로 이용하는 부호화/복호화 장치 및 방법 |
US8634466B2 (en) * | 2009-03-17 | 2014-01-21 | Freescale Semiconductor, Inc. | Video decoder plus a discrete cosine transform unit |
CN101742320B (zh) * | 2010-01-20 | 2012-09-12 | 李博航 | 图像处理方法 |
IT1403450B1 (it) * | 2011-01-19 | 2013-10-17 | Sisvel S P A | Flusso video costituito da frame video combinati, e procedimento e dispositivi per la sua generazione, trasmissione, ricezione e riproduzione |
GB2527315B (en) * | 2014-06-17 | 2017-03-15 | Imagination Tech Ltd | Error detection in motion estimation |
EP4060992A1 (de) * | 2016-05-13 | 2022-09-21 | Vid Scale, Inc. | Systeme und verfahren zur verallgemeinerten multi-hypothesen-vorhersage zur videocodierung |
US11153602B2 (en) | 2018-01-24 | 2021-10-19 | Vid Scale, Inc. | Generalized bi-prediction for video coding with reduced coding complexity |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0238254B1 (de) * | 1986-03-20 | 1992-05-27 | AT&T Corp. | Datenkompression mit Listensformation |
JP2518681B2 (ja) * | 1989-02-15 | 1996-07-24 | 国際電信電話株式会社 | 動画像の縦続的符号化方式 |
US5068813A (en) * | 1989-11-07 | 1991-11-26 | Mts Systems Corporation | Phased digital filtering in multichannel environment |
EP0504376B1 (de) * | 1990-10-09 | 1996-01-03 | Laboratoires D'electronique Philips | Gerät zur kodierung von fernsehbildern mit entsprechenden digitalen signalen und entsprechende dekodierungseinrichtung |
US5367334A (en) * | 1991-05-20 | 1994-11-22 | Matsushita Electric Industrial Co., Ltd. | Video signal encoding and decoding apparatus |
US5184218A (en) * | 1991-07-03 | 1993-02-02 | Wavephore, Inc. | Bandwidth compression and expansion system |
EP0631444B1 (de) * | 1992-03-03 | 1998-12-23 | Kabushiki Kaisha Toshiba | Koder für zeitveränderliche bilder |
NL9201594A (nl) * | 1992-09-14 | 1994-04-05 | Nederland Ptt | Systeem omvattende ten minste één encoder voor het coderen van een digitaal signaal en ten minste één decoder voor het decoderen van een gecodeerd digitaal signaal, en encoder en decoder voor toepassing in het systeem. |
US5420891A (en) * | 1993-03-18 | 1995-05-30 | New Jersey Institute Of Technology | Multiplierless 2-band perfect reconstruction quadrature mirror filter (PR-QMF) banks |
-
1993
- 1993-03-26 JP JP06878593A patent/JP3374989B2/ja not_active Expired - Lifetime
-
1994
- 1994-03-28 DE DE1994621868 patent/DE69421868T2/de not_active Expired - Fee Related
- 1994-03-28 CN CN94190238A patent/CN1076932C/zh not_active Expired - Fee Related
- 1994-03-28 WO PCT/JP1994/000499 patent/WO1994023535A1/ja active IP Right Grant
- 1994-03-28 KR KR1019940704311A patent/KR100311294B1/ko not_active IP Right Cessation
- 1994-03-28 EP EP19940910550 patent/EP0643535B1/de not_active Expired - Lifetime
- 1994-03-28 US US08/341,546 patent/US5832124A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0643535B1 (de) | 1999-12-01 |
CN1076932C (zh) | 2001-12-26 |
US5832124A (en) | 1998-11-03 |
JP3374989B2 (ja) | 2003-02-10 |
JPH06284413A (ja) | 1994-10-07 |
WO1994023535A1 (en) | 1994-10-13 |
EP0643535A1 (de) | 1995-03-15 |
EP0643535A4 (de) | 1995-12-06 |
KR100311294B1 (ko) | 2001-12-15 |
DE69421868T2 (de) | 2000-06-15 |
KR950702082A (ko) | 1995-05-17 |
CN1108462A (zh) | 1995-09-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |