BR0304656A - Filtro de desblocamento condicionado ao brilho de pixel - Google Patents

Filtro de desblocamento condicionado ao brilho de pixel

Info

Publication number
BR0304656A
BR0304656A BR0304656-7A BR0304656A BR0304656A BR 0304656 A BR0304656 A BR 0304656A BR 0304656 A BR0304656 A BR 0304656A BR 0304656 A BR0304656 A BR 0304656A
Authority
BR
Brazil
Prior art keywords
brightness
pixel
block
conditional
unlock filter
Prior art date
Application number
BR0304656-7A
Other languages
English (en)
Portuguese (pt)
Inventor
Cristina Gomila
Jill Macdonald Boyce
Original Assignee
Thomson Licensing Sa
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 Thomson Licensing Sa filed Critical Thomson Licensing Sa
Publication of BR0304656A publication Critical patent/BR0304656A/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
    • 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
    • H04N19/134—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
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/182—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 pixel
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BR0304656-7A 2002-05-01 2003-04-14 Filtro de desblocamento condicionado ao brilho de pixel BR0304656A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US37706102P 2002-05-01 2002-05-01
US10/364,430 US6907079B2 (en) 2002-05-01 2003-02-11 Deblocking filter conditioned on pixel brightness
PCT/US2003/011398 WO2003094498A2 (en) 2002-05-01 2003-04-14 Deblocking filter conditioned on pixel brightness

Publications (1)

Publication Number Publication Date
BR0304656A true BR0304656A (pt) 2004-07-06

Family

ID=29272972

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0304656-7A BR0304656A (pt) 2002-05-01 2003-04-14 Filtro de desblocamento condicionado ao brilho de pixel

Country Status (11)

Country Link
US (1) US6907079B2 (enExample)
EP (1) EP1500207B1 (enExample)
JP (1) JP4518390B2 (enExample)
KR (1) KR100942628B1 (enExample)
CN (1) CN100370837C (enExample)
AU (1) AU2003224957A1 (enExample)
BR (1) BR0304656A (enExample)
ES (1) ES2785061T3 (enExample)
MX (1) MXPA04010857A (enExample)
MY (1) MY136053A (enExample)
WO (1) WO2003094498A2 (enExample)

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Also Published As

Publication number Publication date
CN1659794A (zh) 2005-08-24
AU2003224957A1 (en) 2003-11-17
CN100370837C (zh) 2008-02-20
US6907079B2 (en) 2005-06-14
AU2003224957A8 (en) 2003-11-17
JP4518390B2 (ja) 2010-08-04
EP1500207A2 (en) 2005-01-26
ES2785061T3 (es) 2020-10-05
JP2005524347A (ja) 2005-08-11
WO2003094498A2 (en) 2003-11-13
MY136053A (en) 2008-08-29
WO2003094498A3 (en) 2004-03-25
EP1500207B1 (en) 2020-03-25
US20030206664A1 (en) 2003-11-06
MXPA04010857A (es) 2005-02-14
KR20040106437A (ko) 2004-12-17
EP1500207A4 (en) 2011-01-19
KR100942628B1 (ko) 2010-02-17

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Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
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Free format text: INPI NO 52402.006209/2021-91 ORIGEM: 31O VF DO RIO DE JANEIRO PROCESSO NO: 5061209-75.2021.4.02.5101 NULIDADE DE ATO ADMINISTRATIVO AUTOR: DOLBY INTERNATIONAL AB REU(S): INSTITUTO NACIONAL DA PROPRIEDADE INDUSTRIAL ? INPI