BR0303212A - Método e aparelho para processamento de uma imagem - Google Patents

Método e aparelho para processamento de uma imagem

Info

Publication number
BR0303212A
BR0303212A BR0303212-4A BR0303212A BR0303212A BR 0303212 A BR0303212 A BR 0303212A BR 0303212 A BR0303212 A BR 0303212A BR 0303212 A BR0303212 A BR 0303212A
Authority
BR
Brazil
Prior art keywords
image
processing
format
efficiently
broadcasts
Prior art date
Application number
BR0303212-4A
Other languages
English (en)
Inventor
Lambertus A Van Egglen
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of BR0303212A publication Critical patent/BR0303212A/pt

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
    • H04N19/865—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 with detection of the former encoding block subdivision in decompressed video
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/186—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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Television Systems (AREA)
  • Image Generation (AREA)

Abstract

"MéTODO E APARELHO PARA PROCESSAMENTO DE UMA IMAGEM". Um método para pré processar um formato de imagem possuindo bordas pretas de forma mais eficiente. Esse método permite que gravadores digitais gravem tal formato, em particular, o chamado formato de caixa de letra utilizando em difusões, de forma mais eficiente.
BR0303212-4A 2002-02-22 2003-01-30 Método e aparelho para processamento de uma imagem BR0303212A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP02075725 2002-02-22
PCT/IB2003/000329 WO2003071805A2 (en) 2002-02-22 2003-01-30 Method for processing video images

Publications (1)

Publication Number Publication Date
BR0303212A true BR0303212A (pt) 2004-07-06

Family

ID=27741193

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0303212-4A BR0303212A (pt) 2002-02-22 2003-01-30 Método e aparelho para processamento de uma imagem

Country Status (8)

Country Link
US (1) US20050105811A1 (pt)
EP (1) EP1479242A2 (pt)
JP (1) JP2005518728A (pt)
KR (1) KR20040086400A (pt)
CN (1) CN1636408A (pt)
AU (1) AU2003207363A1 (pt)
BR (1) BR0303212A (pt)
WO (1) WO2003071805A2 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006000983A1 (en) * 2004-06-24 2006-01-05 Koninklijke Philips Electronics N.V. Electronic device and method for block-based image processing
JP2006165809A (ja) * 2004-12-03 2006-06-22 Toshiba Corp 情報処理装置
FR2893470B1 (fr) * 2005-11-16 2008-02-15 Canon Res Ct France Soc Par Ac Procede et dispositif de creation d'une sequence video representative d'une sequence video numerique et procedes et dispositifs de transmission et reception de donnees video associes
GB2438006A (en) * 2006-05-09 2007-11-14 Tandberg Television Asa Adaptive quantisation for border processing
US20080285645A1 (en) * 2007-05-17 2008-11-20 Tandberg Television Asa Adaptive border processing
EP3244617A1 (en) * 2016-05-13 2017-11-15 Thomson Licensing A method and device for deblocking filtering a boundary within an intra predicted block

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01225550A (ja) * 1988-03-04 1989-09-08 Kureha Chem Ind Co Ltd 熱収縮性多層フィルム
JP2543567B2 (ja) * 1988-04-07 1996-10-16 株式会社日立製作所 ダイナミックノイズリダクション回路及びこれを用いたテレビジョン受信機
DE3928724A1 (de) * 1989-08-30 1991-03-07 Thomson Brandt Gmbh Videorecorder
US5249049A (en) * 1990-06-01 1993-09-28 Thomson Consumer Electronics, Inc. Managing letterbox displays
US5175627A (en) * 1991-04-22 1992-12-29 Josephs David R Adjustable television mask
US5963222A (en) * 1997-10-27 1999-10-05 International Business Machines Corporation Multi-format reduced memory MPEG decoder with hybrid memory address generation
EP0913994B1 (en) * 1997-10-28 2010-12-15 Thomson Licensing Method and apparatus for automatic format detection in digital video pictures
US6463102B1 (en) * 1998-09-11 2002-10-08 Harmonic, Inc. Digital video compressor with border processor
US6678009B2 (en) * 2001-02-27 2004-01-13 Matsushita Electric Industrial Co., Ltd. Adjustable video display window

Also Published As

Publication number Publication date
US20050105811A1 (en) 2005-05-19
JP2005518728A (ja) 2005-06-23
AU2003207363A1 (en) 2003-09-09
CN1636408A (zh) 2005-07-06
KR20040086400A (ko) 2004-10-08
AU2003207363A8 (en) 2003-09-09
WO2003071805A3 (en) 2003-12-31
WO2003071805A2 (en) 2003-08-28
EP1479242A2 (en) 2004-11-24

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 6A E 7A ANUIDADES

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2042 DE 23/02/2010.