NO20042477A - Fremgangsmåte for chroma de-blokking - Google Patents

Fremgangsmåte for chroma de-blokking

Info

Publication number
NO20042477A
NO20042477A NO20042477A NO20042477A NO20042477A NO 20042477 A NO20042477 A NO 20042477A NO 20042477 A NO20042477 A NO 20042477A NO 20042477 A NO20042477 A NO 20042477A NO 20042477 A NO20042477 A NO 20042477A
Authority
NO
Norway
Prior art keywords
chroma
blocking procedure
blocking
procedure
Prior art date
Application number
NO20042477A
Other languages
English (en)
Other versions
NO320048B1 (no
NO20042477D0 (no
Inventor
Gisle Bjøntegaard
Original Assignee
Tandberg Telecom As
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
Application filed by Tandberg Telecom As filed Critical Tandberg Telecom As
Priority to NO20042477A priority Critical patent/NO20042477A/no
Publication of NO20042477D0 publication Critical patent/NO20042477D0/no
Priority to JP2007527091A priority patent/JP2008503177A/ja
Priority to EP05752385A priority patent/EP1757105A1/en
Priority to CNB2005800193323A priority patent/CN100542288C/zh
Priority to PCT/NO2005/000208 priority patent/WO2005122588A1/en
Priority to US11/153,243 priority patent/US7822125B2/en
Publication of NO320048B1 publication Critical patent/NO320048B1/no
Publication of NO20042477A publication Critical patent/NO20042477A/no

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
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/50—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
    • H04N19/60—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Epoxy Resins (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
NO20042477A 2004-06-14 2004-06-14 Fremgangsmåte for chroma de-blokking NO20042477A (no)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NO20042477A NO20042477A (no) 2004-06-14 2004-06-14 Fremgangsmåte for chroma de-blokking
JP2007527091A JP2008503177A (ja) 2004-06-14 2005-06-14 色差デブロッキングのための方法
EP05752385A EP1757105A1 (en) 2004-06-14 2005-06-14 Method for chroma deblocking
CNB2005800193323A CN100542288C (zh) 2004-06-14 2005-06-14 色度去块的方法
PCT/NO2005/000208 WO2005122588A1 (en) 2004-06-14 2005-06-14 Method for chroma deblocking
US11/153,243 US7822125B2 (en) 2004-06-14 2005-06-14 Method for chroma deblocking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20042477A NO20042477A (no) 2004-06-14 2004-06-14 Fremgangsmåte for chroma de-blokking

Publications (3)

Publication Number Publication Date
NO20042477D0 NO20042477D0 (no) 2004-06-14
NO320048B1 NO320048B1 (no) 2005-10-17
NO20042477A true NO20042477A (no) 2005-10-17

Family

ID=35005927

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20042477A NO20042477A (no) 2004-06-14 2004-06-14 Fremgangsmåte for chroma de-blokking

Country Status (6)

Country Link
US (1) US7822125B2 (no)
EP (1) EP1757105A1 (no)
JP (1) JP2008503177A (no)
CN (1) CN100542288C (no)
NO (1) NO20042477A (no)
WO (1) WO2005122588A1 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO322722B1 (no) 2004-10-13 2006-12-04 Tandberg Telecom As Fremgangsmate for videokoding gjennom reduksjon av blokkartefakter
TWI444047B (zh) * 2006-06-16 2014-07-01 Via Tech Inc 用於視訊解碼的去方塊效應濾波器、視訊解碼器與圖形處理單元
NO326285B1 (no) * 2006-07-19 2008-11-03 Tandberg Telecom As Fremgangsmate for stoyreduksjon av et videobilde
US9001899B2 (en) * 2006-09-15 2015-04-07 Freescale Semiconductor, Inc. Video information processing system with selective chroma deblock filtering
CN105392005A (zh) 2006-11-08 2016-03-09 汤姆逊许可证公司 用于环内去伪影滤波的方法和设备
US9961372B2 (en) * 2006-12-08 2018-05-01 Nxp Usa, Inc. Adaptive disabling of deblock filtering based on a content characteristic of video information
US9445128B2 (en) * 2006-12-08 2016-09-13 Freescale Semiconductor, Inc. System and method of determining deblocking control flag of scalable video system for indicating presentation of deblocking parameters for multiple layers
US8326064B2 (en) * 2007-01-22 2012-12-04 Nec Corporation Image re-encoding method to decode image data which is orthogonally transformed per first block and encoded by a first encoding method
US20090046783A1 (en) * 2007-08-14 2009-02-19 Chien-Chih Chen Method and Related Device for Decoding Video Streams
JP5376392B2 (ja) * 2008-02-14 2013-12-25 日立工機株式会社 電動工具
CN106658014B (zh) 2011-06-30 2021-01-08 三菱电机株式会社 图像编码装置及方法、图像解码装置及方法
CA3152228C (en) 2019-08-23 2024-05-14 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods for performing chroma deblocking for blocks which use joint chroma coding
US11595644B2 (en) 2020-10-01 2023-02-28 Tencent America LLC Method and apparatus for offset in video filtering

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6215425B1 (en) * 1992-02-19 2001-04-10 Netergy Networks, Inc. Deblocking filter for encoder/decoder arrangement and method with divergence reduction
US20030206587A1 (en) * 2002-05-01 2003-11-06 Cristina Gomila Chroma deblocking filter
US6690838B2 (en) * 1998-11-30 2004-02-10 Equator Technologies, Inc. Image processing circuit and method for reducing a difference between pixel values across an image boundary

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6160503A (en) 1992-02-19 2000-12-12 8×8, Inc. Deblocking filter for encoder/decoder arrangement and method with divergence reduction
US6931063B2 (en) 2001-03-26 2005-08-16 Sharp Laboratories Of America, Inc. Method and apparatus for controlling loop filtering or post filtering in block based motion compensationed video coding
US7450641B2 (en) 2001-09-14 2008-11-11 Sharp Laboratories Of America, Inc. Adaptive filtering based upon boundary strength

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6215425B1 (en) * 1992-02-19 2001-04-10 Netergy Networks, Inc. Deblocking filter for encoder/decoder arrangement and method with divergence reduction
US6690838B2 (en) * 1998-11-30 2004-02-10 Equator Technologies, Inc. Image processing circuit and method for reducing a difference between pixel values across an image boundary
US20030206587A1 (en) * 2002-05-01 2003-11-06 Cristina Gomila Chroma deblocking filter

Also Published As

Publication number Publication date
EP1757105A1 (en) 2007-02-28
US7822125B2 (en) 2010-10-26
NO320048B1 (no) 2005-10-17
CN1969556A (zh) 2007-05-23
NO20042477D0 (no) 2004-06-14
CN100542288C (zh) 2009-09-16
JP2008503177A (ja) 2008-01-31
WO2005122588A1 (en) 2005-12-22
US20060018386A1 (en) 2006-01-26

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Legal Events

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Representative=s name: ONSAGERS AS, POSTBOKS 6963 ST OLAVS PLASS, 0130 OS

MM1K Lapsed by not paying the annual fees