WO1999022509A2 - Image data post-processing method for reducing quantization effect, apparatus therefor - Google Patents
Image data post-processing method for reducing quantization effect, apparatus therefor Download PDFInfo
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- WO1999022509A2 WO1999022509A2 PCT/KR1998/000311 KR9800311W WO9922509A2 WO 1999022509 A2 WO1999022509 A2 WO 1999022509A2 KR 9800311 W KR9800311 W KR 9800311W WO 9922509 A2 WO9922509 A2 WO 9922509A2
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- 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
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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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
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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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
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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
- H04N19/134—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
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- 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
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- 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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- 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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- 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
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- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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- H04N19/46—Embedding additional information in the video signal during the compression process
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- H—ELECTRICITY
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- 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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- 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
Abstract
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Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98947984A EP1025691B1 (en) | 1997-10-25 | 1998-10-09 | Image data post-processing method for reducing quantization effect, apparatus therefor |
AU94657/98A AU9465798A (en) | 1997-10-25 | 1998-10-09 | Image data post-processing method for reducing quantization effect, apparatus t herefor |
US09/530,105 US6539060B1 (en) | 1997-10-25 | 1998-10-09 | Image data post-processing method for reducing quantization effect, apparatus therefor |
JP2000518494A JP2001522172A (en) | 1997-10-25 | 1998-10-09 | Video data post-processing method and apparatus for reducing quantization effect and recording medium recording the same |
DE1998637714 DE69837714T2 (en) | 1997-10-25 | 1998-10-09 | METHOD AND APPARATUS FOR IMAGE DATA PROCESSING FOR REDUCING QUANTIZATION EFFECTS |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1997/55067 | 1997-10-25 | ||
KR1019970055067A KR100269125B1 (en) | 1997-10-25 | 1997-10-25 | Image post processing method and apparatus for reducing quantization effect |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1999022509A2 true WO1999022509A2 (en) | 1999-05-06 |
WO1999022509A3 WO1999022509A3 (en) | 1999-11-25 |
Family
ID=19523434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR1998/000311 WO1999022509A2 (en) | 1997-10-25 | 1998-10-09 | Image data post-processing method for reducing quantization effect, apparatus therefor |
Country Status (8)
Country | Link |
---|---|
US (1) | US6539060B1 (en) |
EP (3) | EP1025691B1 (en) |
JP (5) | JP2001522172A (en) |
KR (1) | KR100269125B1 (en) |
CN (3) | CN101188763A (en) |
AU (1) | AU9465798A (en) |
DE (1) | DE69837714T2 (en) |
WO (1) | WO1999022509A2 (en) |
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CN100377598C (en) | 2008-03-26 |
US6539060B1 (en) | 2003-03-25 |
JP4828930B2 (en) | 2011-11-30 |
JP2014200104A (en) | 2014-10-23 |
KR100269125B1 (en) | 2000-10-16 |
JP2009065716A (en) | 2009-03-26 |
CN101188763A (en) | 2008-05-28 |
JP2006157938A (en) | 2006-06-15 |
KR19990033652A (en) | 1999-05-15 |
EP1025691A2 (en) | 2000-08-09 |
JP5207942B2 (en) | 2013-06-12 |
AU9465798A (en) | 1999-05-17 |
WO1999022509A3 (en) | 1999-11-25 |
JP5753933B2 (en) | 2015-07-22 |
CN1599460A (en) | 2005-03-23 |
EP1025691B1 (en) | 2007-05-02 |
EP1657934A1 (en) | 2006-05-17 |
EP1657933A1 (en) | 2006-05-17 |
DE69837714T2 (en) | 2007-08-16 |
CN1281617A (en) | 2001-01-24 |
CN1214645C (en) | 2005-08-10 |
DE69837714D1 (en) | 2007-06-14 |
JP2001522172A (en) | 2001-11-13 |
JP2012249321A (en) | 2012-12-13 |
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