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BRPI0907210A2 - Codoficação de vídeo de coeficientes de filtro com base em simetria horizontal e vertical - Google Patents

Codoficação de vídeo de coeficientes de filtro com base em simetria horizontal e vertical

Info

Publication number
BRPI0907210A2
BRPI0907210A2 BRPI0907210-1A BRPI0907210A BRPI0907210A2 BR PI0907210 A2 BRPI0907210 A2 BR PI0907210A2 BR PI0907210 A BRPI0907210 A BR PI0907210A BR PI0907210 A2 BRPI0907210 A2 BR PI0907210A2
Authority
BR
Brazil
Prior art keywords
horizontal
video coding
filter coefficients
coefficients based
vertical symmetry
Prior art date
Application number
BRPI0907210-1A
Other languages
English (en)
Inventor
Marta Karczewicz
Yan Ye
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0907210A2 publication Critical patent/BRPI0907210A2/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
    • 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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • 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)
BRPI0907210-1A 2008-01-08 2009-01-08 Codoficação de vídeo de coeficientes de filtro com base em simetria horizontal e vertical BRPI0907210A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US1983108P 2008-01-08 2008-01-08
US12/348,752 US8638852B2 (en) 2008-01-08 2009-01-05 Video coding of filter coefficients based on horizontal and vertical symmetry
PCT/US2009/030468 WO2009089373A2 (en) 2008-01-08 2009-01-08 Video coding of filter coefficients based on horizontal and vertical symmetry

Publications (1)

Publication Number Publication Date
BRPI0907210A2 true BRPI0907210A2 (pt) 2015-07-14

Family

ID=40844523

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0907210-1A BRPI0907210A2 (pt) 2008-01-08 2009-01-08 Codoficação de vídeo de coeficientes de filtro com base em simetria horizontal e vertical

Country Status (10)

Country Link
US (1) US8638852B2 (pt)
EP (1) EP2238763A2 (pt)
JP (1) JP2011523235A (pt)
KR (1) KR101168843B1 (pt)
CN (1) CN101919253A (pt)
BR (1) BRPI0907210A2 (pt)
CA (1) CA2710337A1 (pt)
RU (1) RU2482616C2 (pt)
TW (1) TW200943954A (pt)
WO (1) WO2009089373A2 (pt)

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JP5759387B2 (ja) * 2010-01-08 2015-08-05 シャープ株式会社 符号化装置および復号装置
US9819966B2 (en) 2010-09-01 2017-11-14 Qualcomm Incorporated Filter description signaling for multi-filter adaptive filtering
US9247265B2 (en) * 2010-09-01 2016-01-26 Qualcomm Incorporated Multi-input adaptive filter based on combination of sum-modified Laplacian filter indexing and quadtree partitioning
US9462280B2 (en) 2010-12-21 2016-10-04 Intel Corporation Content adaptive quality restoration filtering for high efficiency video coding
US9877019B2 (en) 2011-01-03 2018-01-23 Hfi Innovation Inc. Method of filter-unit based in-loop filtering
CN106162186B (zh) * 2011-01-03 2020-06-23 寰发股份有限公司 基于滤波单元的回路滤波方法
WO2012137890A1 (ja) * 2011-04-05 2012-10-11 シャープ株式会社 画像フィルタ装置、復号装置、符号化装置、および、データ構造
US9445093B2 (en) 2011-06-29 2016-09-13 Qualcomm Incorporated Multiple zone scanning order for video coding
US9485521B2 (en) 2011-09-19 2016-11-01 Lg Electronics Inc. Encoding and decoding image using sample adaptive offset with start band indicator
EP2783350A4 (en) * 2011-11-25 2016-06-22 Thomson Licensing METHOD AND DEVICE FOR REFLECTIVE SYMMETRY BASED COMPRESSION OF 3D MODELS
DK2803191T3 (da) * 2012-01-13 2021-07-19 Interdigital Madison Patent Holdings Fremgangsmåde og indretning til kodning af en billedblok, tilsvarende fremgangsmåde og afkodningsindretning
US9445088B2 (en) * 2012-04-09 2016-09-13 Qualcomm Incorporated LCU-based adaptive loop filtering for video coding
EP2804375A1 (en) 2013-02-22 2014-11-19 Thomson Licensing Coding and decoding methods of a picture block, corresponding devices and data stream
CN114760470B (zh) 2017-04-13 2025-03-25 Lg电子株式会社 图像编码/解码方法及其设备
CN108810552B (zh) * 2017-04-28 2021-11-09 华为技术有限公司 图像预测方法和相关产品
US10250416B2 (en) * 2017-05-17 2019-04-02 MMRFIC Technology Pvt. Ltd. Recursive difference filter realization of digital filters
JP2018029389A (ja) * 2017-10-26 2018-02-22 ソニー株式会社 画像処理装置および方法、並びにプログラム
WO2019198519A1 (ja) * 2018-04-11 2019-10-17 ソニー株式会社 データ処理装置及びデータ処理方法

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KR20100105680A (ko) 2008-03-07 2010-09-29 가부시끼가이샤 도시바 동화상 부호화/복호화 방법 및 장치
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Also Published As

Publication number Publication date
KR20100101693A (ko) 2010-09-17
EP2238763A2 (en) 2010-10-13
US20090175336A1 (en) 2009-07-09
CA2710337A1 (en) 2009-07-16
CN101919253A (zh) 2010-12-15
KR101168843B1 (ko) 2012-07-26
RU2010133232A (ru) 2012-02-20
WO2009089373A2 (en) 2009-07-16
US8638852B2 (en) 2014-01-28
JP2011523235A (ja) 2011-08-04
RU2482616C2 (ru) 2013-05-20
TW200943954A (en) 2009-10-16
WO2009089373A3 (en) 2011-06-30

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE A 6A ANUIDADE.

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: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2329 DE 25-08-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.

B15K Others concerning applications: alteration of classification

Ipc: H04N 19/86 (2014.01), H04N 19/117 (2014.01), H04N