DE69422564D1 - Verfahren zur halbpixel Bewegungskompensation in Bilddekodierung - Google Patents

Verfahren zur halbpixel Bewegungskompensation in Bilddekodierung

Info

Publication number
DE69422564D1
DE69422564D1 DE69422564T DE69422564T DE69422564D1 DE 69422564 D1 DE69422564 D1 DE 69422564D1 DE 69422564 T DE69422564 T DE 69422564T DE 69422564 T DE69422564 T DE 69422564T DE 69422564 D1 DE69422564 D1 DE 69422564D1
Authority
DE
Germany
Prior art keywords
motion compensation
image decoding
pixel motion
pixel
decoding
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
Application number
DE69422564T
Other languages
English (en)
Other versions
DE69422564T2 (de
Inventor
Sang-Ho Yoon
Oh-Sang Kwon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WiniaDaewoo Co Ltd
Original Assignee
Daewoo Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daewoo Electronics Co Ltd filed Critical Daewoo Electronics Co Ltd
Publication of DE69422564D1 publication Critical patent/DE69422564D1/de
Application granted granted Critical
Publication of DE69422564T2 publication Critical patent/DE69422564T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
DE1994622564 1993-09-17 1994-09-19 Verfahren zur halbpixel Bewegungskompensation in Bilddekodierung Expired - Lifetime DE69422564T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930018874A KR970003102B1 (ko) 1993-09-17 1993-09-17 영상 복호기에서의 하프 픽셀 움직임 보상 회로

Publications (2)

Publication Number Publication Date
DE69422564D1 true DE69422564D1 (de) 2000-02-17
DE69422564T2 DE69422564T2 (de) 2000-07-13

Family

ID=19363874

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994622564 Expired - Lifetime DE69422564T2 (de) 1993-09-17 1994-09-19 Verfahren zur halbpixel Bewegungskompensation in Bilddekodierung

Country Status (6)

Country Link
US (1) US5532747A (de)
EP (1) EP0644697B1 (de)
JP (1) JP3686436B2 (de)
KR (1) KR970003102B1 (de)
CN (1) CN1058596C (de)
DE (1) DE69422564T2 (de)

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EP0702485A3 (de) * 1994-09-19 1997-05-28 Graphics Communication Lab Vorrichtung zur Bewegungsschätzung
KR0151210B1 (ko) * 1994-09-23 1998-10-15 구자홍 엠펙2를 수용하는 반화소 움직임 보상조절장치
KR0185911B1 (ko) * 1994-11-30 1999-05-01 김광호 에러 은폐에 동화상의 움직임 방향을 고려하는 복호화장치
KR0178746B1 (ko) * 1995-12-13 1999-05-01 김광호 매크로블럭의 반픽셀처리장치
US6404813B1 (en) 1997-03-27 2002-06-11 At&T Corp. Bidirectionally predicted pictures or video object planes for efficient and flexible video coding
US6993201B1 (en) 1997-07-08 2006-01-31 At&T Corp. Generalized scalability for video coder based on video objects
US6233356B1 (en) * 1997-07-08 2001-05-15 At&T Corp. Generalized scalability for video coder based on video objects
US6259734B1 (en) * 1998-04-03 2001-07-10 Matsushita Electric Industrial Co., Ltd. Image processing method, image processing apparatus, and data storage media
US7286724B2 (en) * 1999-12-06 2007-10-23 Hyundai Curitel, Inc. Method and apparatus for searching, browsing and summarizing moving image data using fidelity for tree-structure moving image hierarchy
US6724818B1 (en) * 2000-07-17 2004-04-20 Telefonaktiebolaget Lm Ericsson (Publ) Alternative block orders for better prediction
GB2387056A (en) 2002-03-28 2003-10-01 Sony Uk Ltd Differential encoding and decoding
US7889792B2 (en) * 2003-12-24 2011-02-15 Apple Inc. Method and system for video encoding using a variable number of B frames
US7492820B2 (en) * 2004-02-06 2009-02-17 Apple Inc. Rate control for video coder employing adaptive linear regression bits modeling
US7453938B2 (en) * 2004-02-06 2008-11-18 Apple Inc. Target bitrate estimator, picture activity and buffer management in rate control for video coder
US7986731B2 (en) * 2004-02-06 2011-07-26 Apple Inc. H.264/AVC coder incorporating rate and quality controller
US7869503B2 (en) 2004-02-06 2011-01-11 Apple Inc. Rate and quality controller for H.264/AVC video coder and scene analyzer therefor
US20050286629A1 (en) * 2004-06-25 2005-12-29 Adriana Dumitras Coding of scene cuts in video sequences using non-reference frames
CN1306823C (zh) * 2004-07-30 2007-03-21 联合信源数字音视频技术（北京）有限公司 一种并行处理行程解码、反扫描和反量化的方法及装置
US8937997B2 (en) * 2006-03-16 2015-01-20 Apple Inc. Scalable video coding/multiplexing compatible with non-scalable decoders
US7456760B2 (en) * 2006-09-11 2008-11-25 Apple Inc. Complexity-aware encoding
JP5134001B2 (ja) * 2006-10-18 2013-01-30 アップル インコーポレイテッド 下層のフィルタリングを備えたスケーラブルビデオ符号化
US8824046B2 (en) * 2007-01-18 2014-09-02 Stewart Filmscreen Corporation Projection screen with digitally printed overscan border
US20090304086A1 (en) * 2008-06-06 2009-12-10 Apple Inc. Method and system for video coder and decoder joint optimization
US20100051193A1 (en) * 2008-08-27 2010-03-04 Stewart Grant W Projection screen fabrication method
US8976856B2 (en) 2010-09-30 2015-03-10 Apple Inc. Optimized deblocking filters
CN107529709B (zh) * 2011-06-16 2019-05-07 Ge视频压缩有限责任公司 解码器、编码器、解码和编码视频的方法及存储介质
US9749642B2 (en) 2014-01-08 2017-08-29 Microsoft Technology Licensing, Llc Selection of motion vector precision
US9774881B2 (en) * 2014-01-08 2017-09-26 Microsoft Technology Licensing, Llc Representing motion vectors in an encoded bitstream

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
FR2638924B1 (fr) * 1988-11-09 1991-01-25 Artieri Alain Procede et circuit de traitement par bloc de signal bidimensionnel d'images animees
US4937666A (en) * 1989-12-04 1990-06-26 Bell Communications Research, Inc. Circuit implementation of block matching algorithm with fractional precision
US5134477A (en) * 1990-12-11 1992-07-28 At&T Bell Laboratories Hdtv receiver
EP0497586A3 (en) * 1991-01-31 1994-05-18 Sony Corp Motion detection circuit
JPH05227527A (ja) * 1991-10-30 1993-09-03 G C Technol Kk インターレース画像符号化方法と装置
JP2611591B2 (ja) * 1991-10-31 1997-05-21 日本ビクター株式会社 動き補償装置
JPH05236466A (ja) * 1992-02-25 1993-09-10 Nec Corp 動き補償フレーム間予測画像符号化装置及び方法
JPH05336514A (ja) * 1992-05-29 1993-12-17 Sony Corp 画像符号化装置
US5461423A (en) * 1992-05-29 1995-10-24 Sony Corporation Apparatus for generating a motion vector with half-pixel precision for use in compressing a digital motion picture signal
US5398079A (en) * 1993-01-27 1995-03-14 General Instrument Corporation Half-pixel interpolation for a motion compensated digital video system

Also Published As

Publication number Publication date
JP3686436B2 (ja) 2005-08-24
US5532747A (en) 1996-07-02
DE69422564T2 (de) 2000-07-13
KR950010657A (ko) 1995-04-28
CN1117245A (zh) 1996-02-21
EP0644697A2 (de) 1995-03-22
KR970003102B1 (ko) 1997-03-14
EP0644697B1 (de) 2000-01-12
EP0644697A3 (en) 1995-04-26
JPH07170520A (ja) 1995-07-04
CN1058596C (zh) 2000-11-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DAEWOO ELECTRONICS CORP., SEOUL/SOUL, KR