CN1482810A - 通过参考离散余弦变换系数来估计运动的方法及其装置 - Google Patents
通过参考离散余弦变换系数来估计运动的方法及其装置 Download PDFInfo
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- CN1482810A CN1482810A CNA031530842A CN03153084A CN1482810A CN 1482810 A CN1482810 A CN 1482810A CN A031530842 A CNA031530842 A CN A031530842A CN 03153084 A CN03153084 A CN 03153084A CN 1482810 A CN1482810 A CN 1482810A
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- 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
- H04N19/57—Motion estimation characterised by a search window with variable size or shape
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- 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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
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- H—ELECTRICITY
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- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
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- H—ELECTRICITY
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- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
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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
- H04N19/169—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
- H04N19/17—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 an image region, e.g. an object
- H04N19/172—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 an image region, e.g. an object the region being a picture, frame or field
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
- H04N19/17—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 an image region, e.g. an object
- H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
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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
- H04N19/169—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
- H04N19/18—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 a set of transform coefficients
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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
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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
- H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
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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
- H04N19/60—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
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- Engineering & Computer Science (AREA)
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- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR47739/2002 | 2002-08-13 | ||
KR20020047739A KR100961760B1 (ko) | 2002-08-13 | 2002-08-13 | 이산코사인변환 계수를 참조하는 움직임 추정 방법 및 장치 |
KR47739/02 | 2002-08-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1482810A true CN1482810A (zh) | 2004-03-17 |
CN1232125C CN1232125C (zh) | 2005-12-14 |
Family
ID=30768214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031530842A Expired - Fee Related CN1232125C (zh) | 2002-08-13 | 2003-08-12 | 通过参考离散余弦变换系数来估计运动的方法及其装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7203369B2 (zh) |
EP (1) | EP1389875A3 (zh) |
JP (1) | JP4417054B2 (zh) |
KR (1) | KR100961760B1 (zh) |
CN (1) | CN1232125C (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100422986C (zh) * | 2004-07-07 | 2008-10-01 | 联发科技股份有限公司 | 执行离散余弦转换/反离散余弦转换的装置及其方法 |
CN101742291B (zh) * | 2008-11-14 | 2012-11-07 | 北大方正集团有限公司 | 压缩图像目标的定位与识别方法及装置 |
CN105933717A (zh) * | 2016-04-25 | 2016-09-07 | 北京奇艺世纪科技有限公司 | 一种编码单元的模式决策方法和装置 |
CN110300977A (zh) * | 2017-02-17 | 2019-10-01 | 考吉森公司 | 用于图像处理和视频压缩的方法 |
CN113170133A (zh) * | 2018-11-27 | 2021-07-23 | Op方案有限责任公司 | 用于图片的基于块的空间活动度量 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4777889B2 (ja) * | 2003-08-25 | 2011-09-21 | エージェンシー フォー サイエンス,テクノロジー アンド リサーチ | 映像符号化における中間予測のためのモード判定 |
KR100681258B1 (ko) * | 2004-10-02 | 2007-02-09 | 삼성전자주식회사 | 트랜스코딩을 위한 움직임벡터 정밀화 기반 출력움직임벡터 추정방법 및 이를 이용한 트랜스코더 |
KR100681252B1 (ko) * | 2004-10-02 | 2007-02-09 | 삼성전자주식회사 | 트랜스코딩을 위해 출력 매크로블록 모드와 출력움직임벡터를 추정하는 방법 및 이를 이용한 트랜스코더 |
KR100809013B1 (ko) * | 2005-06-29 | 2008-03-06 | 영남대학교 산학협력단 | 복잡도 가변형 동영상 부호화 장치 및 그 방법 |
KR100716791B1 (ko) * | 2005-08-08 | 2007-05-14 | 삼성전기주식회사 | 이미지 압축디바이스 및 그 방법 |
JP2008271039A (ja) * | 2007-04-18 | 2008-11-06 | Toshiba Corp | 画像符号化装置及び画像復号化装置 |
US9055301B2 (en) * | 2008-03-18 | 2015-06-09 | Texas Instruments Incorporated | Changing motion estimation precision to maintain encoding within desired time |
JP5141633B2 (ja) * | 2009-04-24 | 2013-02-13 | ソニー株式会社 | 画像処理方法及びそれを用いた画像情報符号化装置 |
KR101715007B1 (ko) | 2011-11-28 | 2017-03-13 | 한국전자통신연구원 | 매크로 블록 가변 크기 분할 방식의 인트라 프리딕션을 적용한 인코딩 방법 및 장치 |
KR20130111061A (ko) | 2012-03-30 | 2013-10-10 | 한국전자통신연구원 | 이진 분할 트리를 이용한 영상 인코딩 방법 |
JP6173199B2 (ja) * | 2013-12-09 | 2017-08-02 | オリンパス株式会社 | 画像処理装置、画像処理方法、および撮像装置 |
CN107124608A (zh) * | 2016-02-24 | 2017-09-01 | 北京数码视讯科技股份有限公司 | 一种编码方法及装置 |
Family Cites Families (16)
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US5121216A (en) | 1989-07-19 | 1992-06-09 | Bell Communications Research | Adaptive transform coding of still images |
US5614952A (en) | 1994-10-11 | 1997-03-25 | Hitachi America, Ltd. | Digital video decoder for decoding digital high definition and/or digital standard definition television signals |
AU6099594A (en) | 1993-02-03 | 1994-08-29 | Qualcomm Incorporated | Interframe video encoding and decoding system |
JPH07322252A (ja) | 1994-05-23 | 1995-12-08 | Canon Inc | 画像符号化装置 |
KR0178198B1 (ko) * | 1995-03-28 | 1999-05-01 | 배순훈 | 영상 신호 부호화 장치 |
US6151360A (en) * | 1995-04-28 | 2000-11-21 | Sony Corporation | Method for encoding video signal using statistical information |
JP4223571B2 (ja) * | 1995-05-02 | 2009-02-12 | ソニー株式会社 | 画像符号化方法及び装置 |
KR100229796B1 (ko) | 1996-08-30 | 1999-11-15 | 전주범 | 열화영상에 대한 보상기능을 갖는 영상 복호화 시스템 |
KR100225348B1 (ko) * | 1996-09-25 | 1999-10-15 | 전주범 | 양자화번호 결정을 위한 양자화계수 카운트장치 |
US5986709A (en) | 1996-11-18 | 1999-11-16 | Samsung Electronics Co., Ltd. | Adaptive lossy IDCT for multitasking environment |
JPH10164581A (ja) * | 1996-12-03 | 1998-06-19 | Sony Corp | 画像信号符号化方法及び装置、信号記録媒体 |
US6243417B1 (en) * | 1996-12-12 | 2001-06-05 | Sony Corporation | Device and method for encoding image data, and image data transmission method |
JP3633159B2 (ja) * | 1996-12-18 | 2005-03-30 | ソニー株式会社 | 動画像信号符号化方法及び装置、並びに動画像信号伝送方法 |
KR100247966B1 (ko) * | 1997-07-02 | 2000-03-15 | 윤종용 | 압축 부호화 장치 및 방법 |
US6434196B1 (en) | 1998-04-03 | 2002-08-13 | Sarnoff Corporation | Method and apparatus for encoding video information |
KR100305582B1 (ko) * | 1999-02-22 | 2001-11-05 | 이형도 | 영상복잡도에 기초한 적응 매칭스캔을 이용한 움직임 고속예측방법 |
-
2002
- 2002-08-13 KR KR20020047739A patent/KR100961760B1/ko not_active IP Right Cessation
-
2003
- 2003-05-22 US US10/444,456 patent/US7203369B2/en active Active
- 2003-08-12 CN CNB031530842A patent/CN1232125C/zh not_active Expired - Fee Related
- 2003-08-13 JP JP2003293186A patent/JP4417054B2/ja not_active Expired - Fee Related
- 2003-08-13 EP EP20030018377 patent/EP1389875A3/en not_active Withdrawn
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100422986C (zh) * | 2004-07-07 | 2008-10-01 | 联发科技股份有限公司 | 执行离散余弦转换/反离散余弦转换的装置及其方法 |
CN101742291B (zh) * | 2008-11-14 | 2012-11-07 | 北大方正集团有限公司 | 压缩图像目标的定位与识别方法及装置 |
CN105933717A (zh) * | 2016-04-25 | 2016-09-07 | 北京奇艺世纪科技有限公司 | 一种编码单元的模式决策方法和装置 |
CN105933717B (zh) * | 2016-04-25 | 2019-03-12 | 北京奇艺世纪科技有限公司 | 一种编码单元的模式决策方法和装置 |
CN110300977A (zh) * | 2017-02-17 | 2019-10-01 | 考吉森公司 | 用于图像处理和视频压缩的方法 |
CN110300977B (zh) * | 2017-02-17 | 2024-04-16 | 英特尔公司 | 用于图像处理和视频压缩的方法 |
CN113170133A (zh) * | 2018-11-27 | 2021-07-23 | Op方案有限责任公司 | 用于图片的基于块的空间活动度量 |
Also Published As
Publication number | Publication date |
---|---|
JP2004080786A (ja) | 2004-03-11 |
KR20040015477A (ko) | 2004-02-19 |
CN1232125C (zh) | 2005-12-14 |
EP1389875A3 (en) | 2005-02-02 |
JP4417054B2 (ja) | 2010-02-17 |
US7203369B2 (en) | 2007-04-10 |
US20040032987A1 (en) | 2004-02-19 |
EP1389875A2 (en) | 2004-02-18 |
KR100961760B1 (ko) | 2010-06-07 |
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