DE60137315D1 - Verfahren zur filterung von digitalen bildern und filtergerät - Google Patents

Verfahren zur filterung von digitalen bildern und filtergerät

Info

Publication number
DE60137315D1
DE60137315D1 DE60137315T DE60137315T DE60137315D1 DE 60137315 D1 DE60137315 D1 DE 60137315D1 DE 60137315 T DE60137315 T DE 60137315T DE 60137315 T DE60137315 T DE 60137315T DE 60137315 D1 DE60137315 D1 DE 60137315D1
Authority
DE
Germany
Prior art keywords
filter device
digital images
filtering
decoded
current block
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
Application number
DE60137315T
Other languages
English (en)
Inventor
Jani Lainema
Bogdan-Paul Dobrin
Marta Karczewicz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Callahan Cellular LLC
Original Assignee
Nokia Oyj
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from FI20000122A external-priority patent/FI20000122A0/fi
Application filed by Nokia Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE60137315D1 publication Critical patent/DE60137315D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04N19/527—Global motion vector 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/85—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
    • H04N19/895—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 in combination with error concealment

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Color Television Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Holo Graphy (AREA)
DE60137315T 2000-01-21 2001-01-22 Verfahren zur filterung von digitalen bildern und filtergerät Expired - Lifetime DE60137315D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20000122A FI20000122A0 (fi) 2000-01-21 2000-01-21 Menetelmä digitaalisten kuvien suodattamiseksi ja suodatin
FI20000141A FI117534B (fi) 2000-01-21 2000-01-24 Menetelmä digitaalisten kuvien suodattamiseksi ja suodatin
PCT/FI2001/000048 WO2001054414A1 (en) 2000-01-21 2001-01-22 A method for filtering digital images, and a filtering device

Publications (1)

Publication Number Publication Date
DE60137315D1 true DE60137315D1 (de) 2009-02-26

Family

ID=26160929

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60137315T Expired - Lifetime DE60137315D1 (de) 2000-01-21 2001-01-22 Verfahren zur filterung von digitalen bildern und filtergerät

Country Status (13)

Country Link
US (1) US7388996B2 (de)
EP (1) EP1264486B1 (de)
JP (2) JP2003520530A (de)
KR (1) KR100754461B1 (de)
CN (1) CN100568973C (de)
AT (1) ATE420534T1 (de)
AU (1) AU2001230274A1 (de)
BR (1) BR0107757A (de)
CA (1) CA2396941C (de)
DE (1) DE60137315D1 (de)
FI (1) FI117534B (de)
HK (1) HK1054289A1 (de)
WO (1) WO2001054414A1 (de)

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US7031552B2 (en) * 2002-04-05 2006-04-18 Seiko Epson Corporation Adaptive post-filtering for reducing noise in highly compressed image/video coding
US7543326B2 (en) * 2002-06-10 2009-06-02 Microsoft Corporation Dynamic rate control
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KR100679035B1 (ko) * 2005-01-04 2007-02-06 삼성전자주식회사 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더
JP4784188B2 (ja) * 2005-07-25 2011-10-05 ソニー株式会社 画像処理装置、画像処理方法およびプログラム
US8625914B2 (en) 2013-02-04 2014-01-07 Sony Corporation Image processing system, image processing method and program
KR100678958B1 (ko) * 2005-07-29 2007-02-06 삼성전자주식회사 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더
US7570812B2 (en) * 2005-11-01 2009-08-04 Samsung Electronics Co., Ltd. Super precision for smoothly changing area based on segmentation and low-pass filtering
US7551232B2 (en) * 2005-11-14 2009-06-23 Lsi Corporation Noise adaptive 3D composite noise reduction
KR100827822B1 (ko) * 2006-07-14 2008-05-07 엠텍비젼 주식회사 블록화 현상을 제거하는 디코딩 보정 방법 및 디코딩 보정시스템
JP4789753B2 (ja) 2006-08-28 2011-10-12 富士通セミコンダクター株式会社 画像データバッファ装置、画像転送処理システム、及び画像データバッファ方法
KR101379255B1 (ko) * 2007-04-06 2014-03-28 삼성전자주식회사 미분 방정식을 이용한 인트라 예측 부호화, 복호화 방법 및장치
US7961224B2 (en) * 2008-01-25 2011-06-14 Peter N. Cheimets Photon counting imaging system
KR101595899B1 (ko) * 2008-04-15 2016-02-19 오렌지 선형 형태의 픽셀들의 파티션들로 슬라이스 된 이미지 또는 이미지들의 시퀀스의 코딩 및 디코딩
JP5334070B2 (ja) * 2009-02-13 2013-11-06 ブラックベリー リミテッド 画像処理における均衡ピクセル領域ひずみ分布を有する適合量子化
EP2396969A4 (de) * 2009-02-13 2012-12-12 Research In Motion Ltd Kodierung mit modifizierter entropie für bilder und videos
EP2396771A4 (de) * 2009-02-13 2012-12-12 Research In Motion Ltd In-loop-deblockierung für intracodierte bilder oder frames
JP5568884B2 (ja) * 2009-04-02 2014-08-13 セイコーエプソン株式会社 映像処理装置、映像処理方法
KR20110123651A (ko) 2010-05-07 2011-11-15 한국전자통신연구원 생략 부호화를 이용한 영상 부호화 및 복호화 장치 및 그 방법
CN107295342B (zh) * 2011-07-22 2020-04-28 Sk电信有限公司 视频编码装置
US20130083845A1 (en) 2011-09-30 2013-04-04 Research In Motion Limited Methods and devices for data compression using a non-uniform reconstruction space
EP2595382B1 (de) 2011-11-21 2019-01-09 BlackBerry Limited Verfahren und Vorrichtungen zur Codierung und Decodierung von Transformationsdomänenfiltern
US10110926B2 (en) 2015-10-15 2018-10-23 Cisco Technology, Inc. Efficient loop filter for video codec
BR112020025145A2 (pt) 2019-01-10 2021-07-20 Huawei Technologies Co., Ltd. filtro de desbloqueio para fronteiras de subpartição causadas por ferramenta de codificação de subpartição intra

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Also Published As

Publication number Publication date
WO2001054414A1 (en) 2001-07-26
US7388996B2 (en) 2008-06-17
FI20000141A (fi) 2001-07-22
BR0107757A (pt) 2002-11-12
EP1264486A1 (de) 2002-12-11
JP4990701B2 (ja) 2012-08-01
KR100754461B1 (ko) 2007-09-03
HK1054289A1 (zh) 2003-11-21
FI20000141A0 (fi) 2000-01-24
ATE420534T1 (de) 2009-01-15
CA2396941C (en) 2005-10-18
AU2001230274A1 (en) 2001-07-31
EP1264486B1 (de) 2009-01-07
FI117534B (fi) 2006-11-15
CN100568973C (zh) 2009-12-09
JP2007300676A (ja) 2007-11-15
CN1416650A (zh) 2003-05-07
JP2003520530A (ja) 2003-07-02
CA2396941A1 (en) 2001-07-26
US20010019634A1 (en) 2001-09-06
KR20030003222A (ko) 2003-01-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AMOSMET INVESTMENTS LLC, DOVER, DEL., US

8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 80335 MUENCHEN