JP4988715B2 - ビデオ符号化におけるノイズフィルタリング方法及び装置 - Google Patents

ビデオ符号化におけるノイズフィルタリング方法及び装置 Download PDF

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JP4988715B2
JP4988715B2 JP2008512582A JP2008512582A JP4988715B2 JP 4988715 B2 JP4988715 B2 JP 4988715B2 JP 2008512582 A JP2008512582 A JP 2008512582A JP 2008512582 A JP2008512582 A JP 2008512582A JP 4988715 B2 JP4988715 B2 JP 4988715B2
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threshold
signal power
coefficient
noise
transform
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JP2008541672A5 (enExample
JP2008541672A (ja
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ダン レレスク，
フランク ボッセン，
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NTT Docomo Inc
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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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/102—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
    • 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
    • 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
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Picture Signal Circuits (AREA)
JP2008512582A 2005-05-20 2006-05-19 ビデオ符号化におけるノイズフィルタリング方法及び装置 Active JP4988715B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US68324005P 2005-05-20 2005-05-20
US60/683,240 2005-05-20
US11/437,515 US8050331B2 (en) 2005-05-20 2006-05-18 Method and apparatus for noise filtering in video coding
US11/437,515 2006-05-18
PCT/US2006/019641 WO2006127546A2 (en) 2005-05-20 2006-05-19 Method and apparatus for noise filtering in video coding

Publications (3)

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JP2008541672A JP2008541672A (ja) 2008-11-20
JP2008541672A5 JP2008541672A5 (enExample) 2009-08-13
JP4988715B2 true JP4988715B2 (ja) 2012-08-01

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US (1) US8050331B2 (enExample)
EP (1) EP1882236B1 (enExample)
JP (1) JP4988715B2 (enExample)
CN (1) CN101203882B (enExample)
WO (1) WO2006127546A2 (enExample)

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US8831111B2 (en) * 2006-05-19 2014-09-09 The Hong Kong University Of Science And Technology Decoding with embedded denoising
US20080159637A1 (en) * 2006-12-27 2008-07-03 Ricardo Citro Deblocking filter hardware accelerator with interlace frame support
US20100128803A1 (en) * 2007-06-08 2010-05-27 Oscar Divorra Escoda Methods and apparatus for in-loop de-artifacting filtering based on multi-lattice sparsity-based filtering
BRPI0812191A2 (pt) * 2007-06-08 2014-11-18 Thomson Licensing Método e aparelho para filtragem multitreliça com base em esparsidade
KR101228020B1 (ko) * 2007-12-05 2013-01-30 삼성전자주식회사 사이드 매칭을 이용한 영상의 부호화 방법 및 장치, 그복호화 방법 및 장치
US8731062B2 (en) * 2008-02-05 2014-05-20 Ntt Docomo, Inc. Noise and/or flicker reduction in video sequences using spatial and temporal processing
US20090268818A1 (en) * 2008-04-29 2009-10-29 International Business Machines Corporation Method and system for integrating noise filtering in predictive video coding
US10123050B2 (en) * 2008-07-11 2018-11-06 Qualcomm Incorporated Filtering video data using a plurality of filters
EP2351374A1 (en) * 2008-11-25 2011-08-03 Thomson Licensing Methods and apparatus for sparsity-based de-artifact filtering for video encoding and decoding
EP2192786A1 (en) * 2008-11-27 2010-06-02 Panasonic Corporation Frequency domain filters for video coding
KR101483179B1 (ko) * 2010-10-06 2015-01-19 에스케이 텔레콤주식회사 주파수 마스크 테이블을 이용한 주파수변환 블록 부호화 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치
GB2486692B (en) * 2010-12-22 2014-04-16 Canon Kk Method for encoding a video sequence and associated encoding device
US9681125B2 (en) * 2011-12-29 2017-06-13 Pelco, Inc Method and system for video coding with noise filtering
US9154782B2 (en) * 2013-09-16 2015-10-06 Magnum Semiconductor, Inc. Apparatuses and methods for adjusting coefficients using dead zones
US10368107B2 (en) * 2016-08-15 2019-07-30 Qualcomm Incorporated Intra video coding using a decoupled tree structure

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JPH0678296A (ja) * 1992-07-09 1994-03-18 Mitsubishi Electric Corp 画像符号化装置及び画像雑音除去装置
JPH0715631A (ja) * 1993-06-29 1995-01-17 Nippon Telegr & Teleph Corp <Ntt> 画像信号雑音除去方法および装置
JPH07212627A (ja) * 1994-01-18 1995-08-11 Sony Corp ノイズ低減装置
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JP2002218466A (ja) * 2001-01-24 2002-08-02 Nec Corp ノイズ除去装置、帯域分割型逆ｄｃｔ回路、及びこれらの方法、プログラム
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Also Published As

Publication number Publication date
EP1882236A2 (en) 2008-01-30
JP2008541672A (ja) 2008-11-20
US8050331B2 (en) 2011-11-01
WO2006127546A2 (en) 2006-11-30
WO2006127546A3 (en) 2007-01-11
CN101203882B (zh) 2011-07-13
EP1882236B1 (en) 2015-01-21
US20060262854A1 (en) 2006-11-23
CN101203882A (zh) 2008-06-18

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