CN1166211C - 根据有效参考运动矢量数对一运动矢量进行编码的方法和装置 - Google Patents
根据有效参考运动矢量数对一运动矢量进行编码的方法和装置 Download PDFInfo
- Publication number
- CN1166211C CN1166211C CNB971193762A CN97119376A CN1166211C CN 1166211 C CN1166211 C CN 1166211C CN B971193762 A CNB971193762 A CN B971193762A CN 97119376 A CN97119376 A CN 97119376A CN 1166211 C CN1166211 C CN 1166211C
- Authority
- CN
- China
- Prior art keywords
- motion vector
- component
- reference motion
- predicted value
- shape
- 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
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/144—Movement detection
- H04N5/145—Movement estimation
-
- 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
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (10)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25975397A JP4573366B2 (ja) | 1997-09-25 | 1997-09-25 | 動きベクトル符号化方法及び符号化装置 |
US08/936,891 US5978048A (en) | 1997-09-25 | 1997-09-25 | Method and apparatus for encoding a motion vector based on the number of valid reference motion vectors |
GB9720556A GB2329783B (en) | 1997-09-25 | 1997-09-26 | Method and apparatus for encoding a motion vector based on the number of valid reference motion vectors |
FR9712155A FR2769162B1 (fr) | 1997-09-25 | 1997-09-30 | Procede et dispositif pour coder un vecteur de mouvement sur la base d'un certain nombre de vecteurs de references valables |
CNB971193762A CN1166211C (zh) | 1997-09-25 | 1997-09-30 | 根据有效参考运动矢量数对一运动矢量进行编码的方法和装置 |
DE1997143202 DE19743202B4 (de) | 1997-09-25 | 1997-09-30 | Verfahren zum Codieren eines Bewegungsvektors |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25975397A JP4573366B2 (ja) | 1997-09-25 | 1997-09-25 | 動きベクトル符号化方法及び符号化装置 |
US08/936,891 US5978048A (en) | 1997-09-25 | 1997-09-25 | Method and apparatus for encoding a motion vector based on the number of valid reference motion vectors |
GB9720556A GB2329783B (en) | 1997-09-25 | 1997-09-26 | Method and apparatus for encoding a motion vector based on the number of valid reference motion vectors |
FR9712155A FR2769162B1 (fr) | 1997-09-25 | 1997-09-30 | Procede et dispositif pour coder un vecteur de mouvement sur la base d'un certain nombre de vecteurs de references valables |
CNB971193762A CN1166211C (zh) | 1997-09-25 | 1997-09-30 | 根据有效参考运动矢量数对一运动矢量进行编码的方法和装置 |
DE1997143202 DE19743202B4 (de) | 1997-09-25 | 1997-09-30 | Verfahren zum Codieren eines Bewegungsvektors |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1213253A CN1213253A (zh) | 1999-04-07 |
CN1166211C true CN1166211C (zh) | 2004-09-08 |
Family
ID=27543960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB971193762A Expired - Lifetime CN1166211C (zh) | 1997-09-25 | 1997-09-30 | 根据有效参考运动矢量数对一运动矢量进行编码的方法和装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5978048A (zh) |
JP (1) | JP4573366B2 (zh) |
CN (1) | CN1166211C (zh) |
DE (1) | DE19743202B4 (zh) |
FR (1) | FR2769162B1 (zh) |
GB (1) | GB2329783B (zh) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU3701495A (en) * | 1995-10-20 | 1997-05-15 | Oy Nokia Ab | Motion vector field coding |
JP2000050258A (ja) * | 1998-07-31 | 2000-02-18 | Toshiba Corp | 映像検索方法および映像検索装置 |
CN1229997C (zh) * | 1999-08-11 | 2005-11-30 | 诺基亚移动电话有限公司 | 自适应运动矢量场的编码 |
US6735249B1 (en) | 1999-08-11 | 2004-05-11 | Nokia Corporation | Apparatus, and associated method, for forming a compressed motion vector field utilizing predictive motion coding |
GB2368220A (en) * | 2000-10-09 | 2002-04-24 | Snell & Wilcox Ltd | Compression of motion vectors |
GB2379821A (en) * | 2001-09-18 | 2003-03-19 | British Broadcasting Corp | Image compression method for providing a serially compressed sequence |
CN100576914C (zh) | 2002-01-17 | 2009-12-30 | Nxp股份有限公司 | 用于估计当前运动矢量的单元和方法 |
JP4130783B2 (ja) * | 2002-04-23 | 2008-08-06 | 松下電器産業株式会社 | 動きベクトル符号化方法および動きベクトル復号化方法 |
KR100906473B1 (ko) * | 2002-07-18 | 2009-07-08 | 삼성전자주식회사 | 개선된 움직임 벡터 부호화 및 복호화 방법과 그 장치 |
KR100561461B1 (ko) * | 2003-07-04 | 2006-03-16 | 삼성전자주식회사 | 프레임 레이트 변환 시 움직임 벡터 검출 장치 및 방법 |
US7599438B2 (en) * | 2003-09-07 | 2009-10-06 | Microsoft Corporation | Motion vector block pattern coding and decoding |
KR100601935B1 (ko) * | 2003-12-02 | 2006-07-14 | 삼성전자주식회사 | 디지탈 동영상 처리 방법 및 장치 |
US8059719B2 (en) * | 2005-09-16 | 2011-11-15 | Sony Corporation | Adaptive area of influence filter |
WO2009115901A2 (en) | 2008-03-19 | 2009-09-24 | Nokia Corporation | Combined motion vector and reference index prediction for video coding |
GB2469679B (en) | 2009-04-23 | 2012-05-02 | Imagination Tech Ltd | Object tracking using momentum and acceleration vectors in a motion estimation system |
CN102498718B (zh) * | 2009-07-03 | 2016-01-20 | 法国电信公司 | 具有与至少一个相邻参考图像分区的几何形状或尺寸不同的几何形状或尺寸的当前图像分区的移动向量的预测以及使用一个这种预测的编码和解码 |
US8411750B2 (en) * | 2009-10-30 | 2013-04-02 | Qualcomm Incorporated | Global motion parameter estimation using block-based motion vectors |
ES2652337T3 (es) | 2010-02-09 | 2018-02-01 | Nippon Telegraph And Telephone Corporation | Procedimiento de codificación predictiva para vector de movimiento, procedimiento de decodificación predictiva para vector de movimiento, dispositivo de codificación de imagen, dispositivo de decodificación de imagen, y programas para ello |
CN102742276B (zh) | 2010-02-09 | 2016-08-03 | 日本电信电话株式会社 | 运动向量预测编码方法、运动向量预测解码方法、活动图像编码装置、活动图像解码装置及其程序 |
KR20140077988A (ko) * | 2010-02-09 | 2014-06-24 | 니폰덴신뎅와 가부시키가이샤 | 움직임 벡터 예측 부호화 방법, 움직임 벡터 예측 복호 방법, 동화상 부호화 장치, 동화상 복호 장치 및 그들의 프로그램 |
GB2487200A (en) * | 2011-01-12 | 2012-07-18 | Canon Kk | Video encoding and decoding with improved error resilience |
US10841794B2 (en) * | 2017-09-18 | 2020-11-17 | Futurewei Technologies, Inc. | Adaptive motion vector resolution |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0159575B1 (ko) * | 1994-10-31 | 1999-01-15 | 배순훈 | 영역 분할 부호화 방식의 인접 영역간 불연속 처리 장치 |
DE69530908T2 (de) * | 1994-12-20 | 2004-05-19 | Matsushita Electric Industrial Co., Ltd., Kadoma | Verfahren und Vorrichtung zur Bildkodierung |
US5539469A (en) * | 1994-12-30 | 1996-07-23 | Daewoo Electronics Co., Ltd. | Apparatus for determining motion vectors through the use of an adaptive median filtering technique |
US5812787A (en) * | 1995-06-30 | 1998-09-22 | Intel Corporation | Video coding scheme with foreground/background separation |
DE69630643T2 (de) * | 1995-08-29 | 2004-10-07 | Sharp Kk | Videokodierungsvorrichtung |
JP3788823B2 (ja) * | 1995-10-27 | 2006-06-21 | 株式会社東芝 | 動画像符号化装置および動画像復号化装置 |
-
1997
- 1997-09-25 US US08/936,891 patent/US5978048A/en not_active Expired - Lifetime
- 1997-09-25 JP JP25975397A patent/JP4573366B2/ja not_active Expired - Lifetime
- 1997-09-26 GB GB9720556A patent/GB2329783B/en not_active Expired - Lifetime
- 1997-09-30 CN CNB971193762A patent/CN1166211C/zh not_active Expired - Lifetime
- 1997-09-30 FR FR9712155A patent/FR2769162B1/fr not_active Expired - Lifetime
- 1997-09-30 DE DE1997143202 patent/DE19743202B4/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE19743202B4 (de) | 2009-11-12 |
DE19743202A1 (de) | 1999-04-01 |
GB2329783B (en) | 2002-03-20 |
JP4573366B2 (ja) | 2010-11-04 |
CN1213253A (zh) | 1999-04-07 |
US5978048A (en) | 1999-11-02 |
GB2329783A (en) | 1999-03-31 |
GB9720556D0 (en) | 1997-11-26 |
FR2769162A1 (fr) | 1999-04-02 |
JPH11112989A (ja) | 1999-04-23 |
FR2769162B1 (fr) | 2001-05-04 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20030425 Address after: Seoul Applicant after: Daewoo Electronics Co., Ltd. Address before: Seoul Applicant before: Daewoo Electronics Co., Ltd. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZTE CORPORATION Free format text: FORMER OWNER: DAEWOO ELECTRONICS CO., LTD. Effective date: 20130308 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; TO: 518052 SHENZHEN, GUANGDONG PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20130308 Address after: 518052 Zhongxing building, science and technology south road, Nanshan District hi tech Industrial Park, Guangdong, Shenzhen Patentee after: ZTE Corporation Address before: Seoul, South Kerean Patentee before: Daewoo Electronics Co., Ltd. |
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Granted publication date: 20040908 |
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CX01 | Expiry of patent term |