DE69837714D1 - Verfahren und gerät fürm bilddatennachbearbeitung zur reduzierung von quantisierungseffekten - Google Patents
Verfahren und gerät fürm bilddatennachbearbeitung zur reduzierung von quantisierungseffektenInfo
- Publication number
- DE69837714D1 DE69837714D1 DE69837714T DE69837714T DE69837714D1 DE 69837714 D1 DE69837714 D1 DE 69837714D1 DE 69837714 T DE69837714 T DE 69837714T DE 69837714 T DE69837714 T DE 69837714T DE 69837714 D1 DE69837714 D1 DE 69837714D1
- Authority
- DE
- Germany
- Prior art keywords
- image data
- data processing
- quantization effects
- reducing quantization
- reducing
- 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
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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
-
- 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
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
- H04N19/10—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
-
- 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
-
- 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
- H04N19/182—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 pixel
-
- 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
- H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR9755067 | 1997-10-25 | ||
KR1019970055067A KR100269125B1 (ko) | 1997-10-25 | 1997-10-25 | 양자화효과감소를위한영상데이터후처리방법및장치 |
PCT/KR1998/000311 WO1999022509A2 (en) | 1997-10-25 | 1998-10-09 | Image data post-processing method for reducing quantization effect, apparatus therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69837714D1 true DE69837714D1 (de) | 2007-06-14 |
DE69837714T2 DE69837714T2 (de) | 2007-08-16 |
Family
ID=19523434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1998637714 Expired - Lifetime DE69837714T2 (de) | 1997-10-25 | 1998-10-09 | Verfahren und gerät fürm bilddatennachbearbeitung zur reduzierung von quantisierungseffekten |
Country Status (8)
Country | Link |
---|---|
US (1) | US6539060B1 (de) |
EP (3) | EP1025691B1 (de) |
JP (5) | JP2001522172A (de) |
KR (1) | KR100269125B1 (de) |
CN (3) | CN100377598C (de) |
AU (1) | AU9465798A (de) |
DE (1) | DE69837714T2 (de) |
WO (1) | WO1999022509A2 (de) |
Families Citing this family (134)
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KR100243225B1 (ko) * | 1997-07-16 | 2000-02-01 | 윤종용 | 블록화효과 및 링잉잡음 감소를 위한 신호적응필터링방법 및신호적응필터 |
KR100269125B1 (ko) * | 1997-10-25 | 2000-10-16 | 윤덕용 | 양자화효과감소를위한영상데이터후처리방법및장치 |
KR100366643B1 (ko) * | 1998-11-25 | 2003-02-19 | 삼성전자 주식회사 | 구획현상제거방법및장치 |
US6748113B1 (en) * | 1999-08-25 | 2004-06-08 | Matsushita Electric Insdustrial Co., Ltd. | Noise detecting method, noise detector and image decoding apparatus |
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1997
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- 1998-10-09 DE DE1998637714 patent/DE69837714T2/de not_active Expired - Lifetime
- 1998-10-09 EP EP20060002558 patent/EP1657933A1/de not_active Withdrawn
- 1998-10-09 US US09/530,105 patent/US6539060B1/en not_active Expired - Fee Related
- 1998-10-09 AU AU94657/98A patent/AU9465798A/en not_active Abandoned
- 1998-10-09 CN CNB200410063567XA patent/CN100377598C/zh not_active Expired - Fee Related
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- 1998-10-09 CN CNA2007101814401A patent/CN101188763A/zh active Pending
- 1998-10-09 WO PCT/KR1998/000311 patent/WO1999022509A2/en active IP Right Grant
- 1998-10-09 EP EP20060002559 patent/EP1657934A1/de not_active Withdrawn
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CN1281617A (zh) | 2001-01-24 |
JP4828930B2 (ja) | 2011-11-30 |
KR100269125B1 (ko) | 2000-10-16 |
CN101188763A (zh) | 2008-05-28 |
JP2009065716A (ja) | 2009-03-26 |
WO1999022509A3 (en) | 1999-11-25 |
JP2012249321A (ja) | 2012-12-13 |
US6539060B1 (en) | 2003-03-25 |
JP5753933B2 (ja) | 2015-07-22 |
JP5207942B2 (ja) | 2013-06-12 |
CN1599460A (zh) | 2005-03-23 |
WO1999022509A2 (en) | 1999-05-06 |
EP1657933A1 (de) | 2006-05-17 |
CN100377598C (zh) | 2008-03-26 |
JP2014200104A (ja) | 2014-10-23 |
EP1025691B1 (de) | 2007-05-02 |
CN1214645C (zh) | 2005-08-10 |
JP2001522172A (ja) | 2001-11-13 |
AU9465798A (en) | 1999-05-17 |
DE69837714T2 (de) | 2007-08-16 |
JP2006157938A (ja) | 2006-06-15 |
EP1025691A2 (de) | 2000-08-09 |
KR19990033652A (ko) | 1999-05-15 |
EP1657934A1 (de) | 2006-05-17 |
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