CN1163542A - 半象素运动估算器 - Google Patents
半象素运动估算器 Download PDFInfo
- Publication number
- CN1163542A CN1163542A CN97103707A CN97103707A CN1163542A CN 1163542 A CN1163542 A CN 1163542A CN 97103707 A CN97103707 A CN 97103707A CN 97103707 A CN97103707 A CN 97103707A CN 1163542 A CN1163542 A CN 1163542A
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- China
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- pixel
- picture element
- clock
- absolute error
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- 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.)
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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
- H04N19/50—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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/223—Analysis of motion using block-matching
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/43—Hardware specially adapted for motion estimation or compensation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
最小误差值 | 第二运动矢量(MV2) | 对照 |
AE0 | MV(m,n) | 整矢量 |
AE1 | MV(m-0.5,n+0.5) | PE1 |
AE2 | MV(m,n+0.5) | PE2 |
AE3 | MV(m-0.5,n-0.5) | PE3 |
AE4 | MV(m,n-0.5) | PE4 |
AE5 | MV(m-0.5,n) | PE5 |
AE6 | MV(m+0.5,n-0.5) | PE6 |
AE7 | MV(m+0.5,n) | PE7 |
AE8 | MV(m+0.5,n+0.5) | PE8 |
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR7973/96 | 1996-03-22 | ||
KR7973/1996 | 1996-03-22 | ||
KR1019960007973A KR100226684B1 (ko) | 1996-03-22 | 1996-03-22 | 반화소 움직임 추정장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1163542A true CN1163542A (zh) | 1997-10-29 |
CN1214646C CN1214646C (zh) | 2005-08-10 |
Family
ID=19453750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB971037078A Expired - Fee Related CN1214646C (zh) | 1996-03-22 | 1997-03-24 | 半象素运动估算器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5936672A (zh) |
JP (1) | JPH1013839A (zh) |
KR (1) | KR100226684B1 (zh) |
CN (1) | CN1214646C (zh) |
GB (1) | GB2311435B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100471275C (zh) * | 2006-09-08 | 2009-03-18 | 清华大学 | 用于h.264/avc编码器的运动估计方法 |
CN1905679B (zh) * | 2002-07-15 | 2010-06-02 | 三菱电机株式会社 | 图像编码装置、图像编码方法、图像解码装置、图像解码方法和通信装置 |
CN102497558B (zh) * | 2004-06-27 | 2015-03-04 | 苹果公司 | 编码和解码图像 |
CN109587485A (zh) * | 2018-10-26 | 2019-04-05 | 西安科锐盛创新科技有限公司 | 视频压缩编码方法 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3631868B2 (ja) * | 1996-12-20 | 2005-03-23 | 株式会社東芝 | 動きベクトル検出装置および方法 |
US6041078A (en) * | 1997-03-25 | 2000-03-21 | Level One Communications, Inc. | Method for simplifying bit matched motion estimation |
US6067322A (en) * | 1997-06-04 | 2000-05-23 | Microsoft Corporation | Half pixel motion estimation in motion video signal encoding |
WO2001078376A1 (en) * | 2000-04-11 | 2001-10-18 | Koninklijke Philips Electronics N.V. | Determining the degree of resemblance between a data sample and interpolations of other data samples |
KR100549919B1 (ko) * | 2000-12-15 | 2006-02-06 | 주식회사 케이티 | 소요클럭사이클수 감축을 위한 초대규모 집적회로 장치 |
US20020172288A1 (en) * | 2001-03-08 | 2002-11-21 | Nyeongku Kwon | Device and method for performing half-pixel accuracy fast search in video coding |
KR100439183B1 (ko) * | 2001-08-29 | 2004-07-05 | 한국전자통신연구원 | 확률 샘플링 기반의 움직임 추정 방법 |
US6950469B2 (en) * | 2001-09-17 | 2005-09-27 | Nokia Corporation | Method for sub-pixel value interpolation |
KR100926440B1 (ko) * | 2002-06-26 | 2009-11-13 | 이문기 | 영상부호화를 위한 블록 매칭 움직임 추정 장치 |
US7302648B1 (en) | 2002-07-10 | 2007-11-27 | Apple Inc. | Method and apparatus for resizing buffered windows |
US7408988B2 (en) * | 2002-12-20 | 2008-08-05 | Lsi Corporation | Motion estimation engine with parallel interpolation and search hardware |
NO320114B1 (no) * | 2003-12-05 | 2005-10-24 | Tandberg Telecom As | Forbedret utregning av interpolerte pixelverdier |
JP2005354276A (ja) * | 2004-06-09 | 2005-12-22 | Seiko Epson Corp | 画像差分演算方法及びその装置、動き検出装置及び画像データ圧縮装置 |
US20060088104A1 (en) * | 2004-10-27 | 2006-04-27 | Stephen Molloy | Non-integer pixel sharing for video encoding |
US8509567B2 (en) * | 2007-07-09 | 2013-08-13 | Analog Devices, Inc. | Half pixel interpolator for video motion estimation accelerator |
WO2011036625A2 (en) * | 2009-09-23 | 2011-03-31 | Ramot At Tel-Aviv University Ltd. | System, method and computer program product for motion detection |
KR101634141B1 (ko) * | 2009-11-18 | 2016-06-28 | 삼성전자주식회사 | 방향에 따른 참조블록을 이용한 영상 보간 방법 및 장치 |
CN116074533B (zh) * | 2023-04-06 | 2023-08-22 | 湖南国科微电子股份有限公司 | 运动矢量预测方法、***、电子设备及存储介质 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4937666A (en) * | 1989-12-04 | 1990-06-26 | Bell Communications Research, Inc. | Circuit implementation of block matching algorithm with fractional precision |
JP2611591B2 (ja) * | 1991-10-31 | 1997-05-21 | 日本ビクター株式会社 | 動き補償装置 |
KR950014862B1 (ko) * | 1992-02-08 | 1995-12-16 | 삼성전자주식회사 | 움직임추정방법 및 그 장치 |
JP2636622B2 (ja) * | 1992-03-13 | 1997-07-30 | 松下電器産業株式会社 | ビデオ信号の符号化方法及び復号化方法ならびにビデオ信号の符号化装置及び復号化装置 |
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 |
KR0166724B1 (ko) * | 1993-05-08 | 1999-03-20 | 김광호 | 반화소정확도를 갖는 동벡터추정방법 및 그 장치 |
JP2636674B2 (ja) * | 1993-05-25 | 1997-07-30 | 日本電気株式会社 | 動画像の動きベクトル検出装置 |
KR960010198B1 (ko) * | 1993-07-21 | 1996-07-26 | 배순훈 | 동영상 부호화기의 움직임 추정방법 및 장치 |
KR0178231B1 (ko) * | 1995-08-10 | 1999-05-01 | 배순훈 | 계층적인 움직임 추정 기법을 이용하는 움직임 벡터 검출 방법 및 장치 |
US5510856A (en) * | 1994-12-30 | 1996-04-23 | Daewoo Electronics Co., Ltd. | Apparatus for determining motion vectors |
-
1996
- 1996-03-22 KR KR1019960007973A patent/KR100226684B1/ko not_active IP Right Cessation
-
1997
- 1997-03-21 US US08/821,914 patent/US5936672A/en not_active Expired - Lifetime
- 1997-03-21 GB GB9705879A patent/GB2311435B/en not_active Expired - Fee Related
- 1997-03-24 JP JP9069997A patent/JPH1013839A/ja active Pending
- 1997-03-24 CN CNB971037078A patent/CN1214646C/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1905679B (zh) * | 2002-07-15 | 2010-06-02 | 三菱电机株式会社 | 图像编码装置、图像编码方法、图像解码装置、图像解码方法和通信装置 |
CN102497558B (zh) * | 2004-06-27 | 2015-03-04 | 苹果公司 | 编码和解码图像 |
CN100471275C (zh) * | 2006-09-08 | 2009-03-18 | 清华大学 | 用于h.264/avc编码器的运动估计方法 |
CN109587485A (zh) * | 2018-10-26 | 2019-04-05 | 西安科锐盛创新科技有限公司 | 视频压缩编码方法 |
Also Published As
Publication number | Publication date |
---|---|
JPH1013839A (ja) | 1998-01-16 |
US5936672A (en) | 1999-08-10 |
KR100226684B1 (ko) | 1999-10-15 |
KR970068661A (ko) | 1997-10-13 |
CN1214646C (zh) | 2005-08-10 |
GB2311435B (en) | 2000-09-13 |
GB2311435A (en) | 1997-09-24 |
GB9705879D0 (en) | 1997-05-07 |
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Effective date of registration: 20030521 Address after: Seoul Applicant after: Daewoo Electronics Co., Ltd. Address before: Seoul Applicant before: Daewoo Electronics Co., Ltd. |
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Owner name: FENGYE VISION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: DAEWOO ELECTRONICS CO., LTD. Effective date: 20130428 |
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