KR100313870B1 - 움직임벡터예측방법 - Google Patents
움직임벡터예측방법 Download PDFInfo
- Publication number
- KR100313870B1 KR100313870B1 KR1019980052332A KR19980052332A KR100313870B1 KR 100313870 B1 KR100313870 B1 KR 100313870B1 KR 1019980052332 A KR1019980052332 A KR 1019980052332A KR 19980052332 A KR19980052332 A KR 19980052332A KR 100313870 B1 KR100313870 B1 KR 100313870B1
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- KR
- South Korea
- Prior art keywords
- motion vector
- macroblock
- motion
- motion vectors
- vector prediction
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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
- H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
- H04N19/69—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving reversible variable length codes [RVLC]
-
- 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
- H04N19/164—Feedback from the receiver or from the transmission channel
- H04N19/166—Feedback from the receiver or from the transmission channel concerning the amount of transmission errors, e.g. bit error rate [BER]
-
- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
-
- 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
- H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
-
- 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
- H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
- H04N19/66—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving data partitioning, i.e. separation of data into packets or partitions according to importance
-
- 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
- H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
- H04N19/68—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving the insertion of resynchronisation markers into the bitstream
-
- 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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
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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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
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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
- H04N19/10—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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (3)
- 움직임벡터 예측방법에 있어서,매크로블록의 움직임벡터를 산출하는 과정; 및매크로블록마다 한 개의 움직임벡터를 갖는 경우 인접한 매크록 블록끼리 소정의 순서로 움직임벡터를 예측하고,하나의 매크로블록이 4개의 움직임벡터를 갖는 경우에는 상기 4개의 움직임벡터에 대하여 소정의 순서로 예측하는 과정을 포함함을 특징으로 하는 움직임벡터 예측방법.
- 제1항에 있어서, 상기 움직임벡터 예측과정에서,하나의 매크로블록이 하나의 움직임벡터를 가지는 경우에는 좌측 또는 상기 매크로블록보다 먼저 부호화된 매크로블록의 움직임벡터를 이용하여 현재 매크로블록의 움직임벡터 예측(prediction)을 수행함을 특징으로 하는 움직임벡터 예측방법.
- 제1항에 있어서, 상기 움직임벡터 예측과정에서, 하나의 매크로블록이 4개의 움직임벡터를 갖는 경우에는 상기 매크로블록에서 좌측위쪽에 대한 움직임벡터에서 좌측아래쪽, 우측아래쪽, 우측위쪽의 움직임벡터 순으로 연속하여 움직임벡터를 예측함을 특징으로 하는 움직임벡터 예측방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6701397P | 1997-12-01 | 1997-12-01 | |
US60/067,013 | 1997-12-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990066826A KR19990066826A (ko) | 1999-08-16 |
KR100313870B1 true KR100313870B1 (ko) | 2001-12-12 |
Family
ID=22073165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980052332A KR100313870B1 (ko) | 1997-12-01 | 1998-12-01 | 움직임벡터예측방법 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP3262761B2 (ko) |
KR (1) | KR100313870B1 (ko) |
CN (2) | CN1294759C (ko) |
DE (1) | DE19855501C2 (ko) |
GB (1) | GB2332116B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7760952B2 (en) | 2003-09-09 | 2010-07-20 | Lg Electronics Inc. | Method for setting motion vector of digital video |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1075148A3 (en) * | 1999-08-02 | 2005-08-24 | Texas Instruments Incorporated | Error resistant video coding using reversible variable length codes (RVLCs) |
DE10033110B4 (de) * | 2000-07-07 | 2005-06-16 | Siemens Ag | Verfahren, und System zur Übertragung digitalisierter Bewegtbilder von einem Sender zu einem Empfänger und zugehöriger Decoder |
KR100357266B1 (ko) * | 2000-12-06 | 2002-10-19 | 엘지전자 주식회사 | 데이터 분할 기법을 이용한 영상 부호화 전송방법 |
EP1345451A1 (en) * | 2002-03-15 | 2003-09-17 | BRITISH TELECOMMUNICATIONS public limited company | Video processing |
KR100441604B1 (ko) * | 2002-03-19 | 2004-07-23 | 삼성전자주식회사 | 멀티미디어 스트리밍 서비스를 위한 패킷 전송장치 및 그방법 |
US7269288B2 (en) * | 2003-07-30 | 2007-09-11 | Mediatek Inc. | Apparatus for parallel calculation of prediction bits in a spatially predicted coded block pattern and method thereof |
FI4164224T3 (fi) | 2011-06-28 | 2024-05-07 | Lg Electronics Inc | Videodekoodauslaitteisto ja videokoodauslaitteisto |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8728397D0 (en) * | 1987-12-04 | 1988-01-13 | Shell Int Research | Preparation of phenyl ureas |
JPH02151190A (ja) * | 1988-12-02 | 1990-06-11 | Hitachi Ltd | フレーム間符号化装置 |
JP2697479B2 (ja) * | 1992-04-17 | 1998-01-14 | 国際電信電話株式会社 | 可逆可変長符号化方式 |
JPH09182073A (ja) * | 1995-03-15 | 1997-07-11 | Toshiba Corp | 動画像符号化装置および復号装置 |
JP2848326B2 (ja) * | 1996-03-28 | 1999-01-20 | 日本電気株式会社 | Mpeg符号化画像復号装置 |
-
1998
- 1998-12-01 CN CNB2004100549532A patent/CN1294759C/zh not_active Expired - Lifetime
- 1998-12-01 GB GB9826265A patent/GB2332116B/en not_active Expired - Lifetime
- 1998-12-01 JP JP34219298A patent/JP3262761B2/ja not_active Expired - Lifetime
- 1998-12-01 DE DE19855501A patent/DE19855501C2/de not_active Expired - Lifetime
- 1998-12-01 KR KR1019980052332A patent/KR100313870B1/ko not_active IP Right Cessation
- 1998-12-01 CN CNB981230369A patent/CN1182723C/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7760952B2 (en) | 2003-09-09 | 2010-07-20 | Lg Electronics Inc. | Method for setting motion vector of digital video |
Also Published As
Publication number | Publication date |
---|---|
CN1561110A (zh) | 2005-01-05 |
CN1182723C (zh) | 2004-12-29 |
JPH11262010A (ja) | 1999-09-24 |
DE19855501A1 (de) | 1999-06-10 |
JP3262761B2 (ja) | 2002-03-04 |
CN1238644A (zh) | 1999-12-15 |
CN1294759C (zh) | 2007-01-10 |
GB2332116A (en) | 1999-06-09 |
GB9826265D0 (en) | 1999-01-20 |
GB2332116B (en) | 1999-10-20 |
KR19990066826A (ko) | 1999-08-16 |
DE19855501C2 (de) | 2003-12-11 |
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