ATE420534T1 - Verfahren zur filterung von digitalen bildern und filtergerät - Google Patents

Verfahren zur filterung von digitalen bildern und filtergerät

Info

Publication number
ATE420534T1
ATE420534T1 AT01902441T AT01902441T ATE420534T1 AT E420534 T1 ATE420534 T1 AT E420534T1 AT 01902441 T AT01902441 T AT 01902441T AT 01902441 T AT01902441 T AT 01902441T AT E420534 T1 ATE420534 T1 AT E420534T1
Authority
AT
Austria
Prior art keywords
filtering
digital images
decoded
current block
block
Prior art date
Application number
AT01902441T
Other languages
English (en)
Inventor
Jani Lainema
Bogdan-Paul Dobrin
Marta Karczewicz
Original Assignee
Nokia Corp
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 Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE420534T1 publication Critical patent/ATE420534T1/de

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
    • H04N19/85—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
    • H04N19/50—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
    • H04N19/89—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)
  • Time-Division Multiplex Systems (AREA)
  • Color Television Systems (AREA)
  • Holo Graphy (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
AT01902441T 2000-01-21 2001-01-22 Verfahren zur filterung von digitalen bildern und filtergerät ATE420534T1 (de)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
ATE420534T1 true ATE420534T1 (de) 2009-01-15

Family

ID=26160929

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01902441T ATE420534T1 (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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US6950473B2 (en) * 2002-06-21 2005-09-27 Seiko Epson Corporation Hybrid technique for reducing blocking and ringing artifacts in low-bit-rate coding
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KR100678958B1 (ko) * 2005-07-29 2007-02-06 삼성전자주식회사 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더
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KR101379255B1 (ko) * 2007-04-06 2014-03-28 삼성전자주식회사 미분 방정식을 이용한 인트라 예측 부호화, 복호화 방법 및장치
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CN102007770B (zh) * 2008-04-15 2013-07-31 法国电信公司 切分成线性形式的像素分区的图像或图像序列的编码和解码
US20100208804A1 (en) * 2009-02-13 2010-08-19 Xiang Yu Modified entropy encoding for images and videos
CA2751785C (en) * 2009-02-13 2016-04-05 Research In Motion Limited Adaptive quantization with balanced pixel-domain distortion distribution in image processing
KR101260157B1 (ko) * 2009-02-13 2013-05-06 리서치 인 모션 리미티드 인트라코딩된 이미지 또는 프레임에 대한 인루프 디블로킹
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
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CN107295341B (zh) * 2011-07-22 2020-02-28 Sk电信有限公司 视频编码方法
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Also Published As

Publication number Publication date
FI20000141A0 (fi) 2000-01-24
HK1054289A1 (zh) 2003-11-21
CN1416650A (zh) 2003-05-07
JP2003520530A (ja) 2003-07-02
JP2007300676A (ja) 2007-11-15
US7388996B2 (en) 2008-06-17
WO2001054414A1 (en) 2001-07-26
FI20000141L (fi) 2001-07-22
CA2396941C (en) 2005-10-18
CA2396941A1 (en) 2001-07-26
DE60137315D1 (de) 2009-02-26
FI117534B (fi) 2006-11-15
EP1264486B1 (de) 2009-01-07
BR0107757A (pt) 2002-11-12
KR20030003222A (ko) 2003-01-09
CN100568973C (zh) 2009-12-09
JP4990701B2 (ja) 2012-08-01
AU2001230274A1 (en) 2001-07-31
US20010019634A1 (en) 2001-09-06
EP1264486A1 (de) 2002-12-11
KR100754461B1 (ko) 2007-09-03

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