BR112014010337A2 - filtro de deslocamento de banda central adaptativo para codificação de vídeo - Google Patents

filtro de deslocamento de banda central adaptativo para codificação de vídeo

Info

Publication number
BR112014010337A2
BR112014010337A2 BR112014010337A BR112014010337A BR112014010337A2 BR 112014010337 A2 BR112014010337 A2 BR 112014010337A2 BR 112014010337 A BR112014010337 A BR 112014010337A BR 112014010337 A BR112014010337 A BR 112014010337A BR 112014010337 A2 BR112014010337 A2 BR 112014010337A2
Authority
BR
Brazil
Prior art keywords
video encoding
bandwidth filter
adaptive
center bandwidth
adaptive center
Prior art date
Application number
BR112014010337A
Other languages
English (en)
Other versions
BR112014010337B1 (pt
Inventor
Suk Chong In
Karczewicz Marta
Kumar Sanjeev
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 BR112014010337A2 publication Critical patent/BR112014010337A2/pt
Publication of BR112014010337B1 publication Critical patent/BR112014010337B1/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
    • H04N19/119—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/60—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)

Abstract

1/1 resumo filtro de deslocamento de banda central adaptativo para codificação de vídeo um codificador de vídeo configurado para efetuar filtragem de deslocamento adaptativa a amostras pode determinar um valor central para um conjunto de pixels com base em valores de pixels do conjunto, dividir bandas de valores de pixels em grupos com base no valor central e determinar valores de deslocamento para as bandas com base nos grupos.
BR112014010337-2A 2011-11-04 2012-11-02 Método e aparelho para codificar dados de vídeo e memória legível por computador BR112014010337B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161556085P 2011-11-04 2011-11-04
US61/556,085 2011-11-04
US13/646,102 2012-10-05
US13/646,102 US10051289B2 (en) 2011-11-04 2012-10-05 Adaptive center band offset filter for video coding
PCT/US2012/063273 WO2013067318A1 (en) 2011-11-04 2012-11-02 Adaptive center band offset filter for video coding

Publications (2)

Publication Number Publication Date
BR112014010337A2 true BR112014010337A2 (pt) 2017-04-18
BR112014010337B1 BR112014010337B1 (pt) 2022-05-17

Family

ID=47291233

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014010337-2A BR112014010337B1 (pt) 2011-11-04 2012-11-02 Método e aparelho para codificar dados de vídeo e memória legível por computador

Country Status (16)

Country Link
US (1) US10051289B2 (pt)
EP (1) EP2774372B1 (pt)
JP (1) JP5833249B2 (pt)
KR (1) KR101622860B1 (pt)
CN (1) CN104012091B (pt)
AU (1) AU2012332318B2 (pt)
BR (1) BR112014010337B1 (pt)
CA (1) CA2853798C (pt)
ES (1) ES2688359T3 (pt)
HU (1) HUE039957T2 (pt)
IL (1) IL232237A (pt)
IN (1) IN2014CN03163A (pt)
MY (1) MY169625A (pt)
SG (1) SG11201401490VA (pt)
WO (1) WO2013067318A1 (pt)
ZA (1) ZA201404050B (pt)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10051289B2 (en) 2011-11-04 2018-08-14 Qualcomm Incorporated Adaptive center band offset filter for video coding
GB201119206D0 (en) 2011-11-07 2011-12-21 Canon Kk Method and device for providing compensation offsets for a set of reconstructed samples of an image
US9277194B2 (en) * 2011-11-08 2016-03-01 Texas Instruments Incorporated Method and apparatus for image and video coding using hierarchical sample adaptive band offset
BR112014011149A2 (pt) 2011-11-08 2017-05-16 Motorola Mobility Llc dispositivos e métodos para codificação e / ou de sinalização de deslocamento adaptativo de amostra
WO2013103892A1 (en) 2012-01-05 2013-07-11 General Instrument Corporation Devices and methods for sample adaptive offset coding and/or selection of edge offset parameters
US9955153B2 (en) 2012-01-05 2018-04-24 Google Technology Holdings LLC Devices and methods for sample adaptive offset coding
US20130188741A1 (en) * 2012-01-21 2013-07-25 General Instrument Corporation Devices and methods for sample adaptive offset coding and/or selection of band offset parameters
US9549176B2 (en) 2012-04-06 2017-01-17 Google Technology Holdings LLC Devices and methods for signaling sample adaptive offset (SAO) parameters
WO2013175736A1 (ja) 2012-05-25 2013-11-28 パナソニック株式会社 動画像符号化方法、動画像符号化装置、動画像復号方法、動画像復号装置、および、動画像符号化復号装置
CA2841107C (en) * 2012-05-25 2023-12-19 Panasonic Corporation Image encoding and decoding using context adaptive binary arithmetic coding with a bypass mode
CN103650511B (zh) 2012-05-25 2017-12-15 太阳专利托管公司 运动图像解码方法及运动图像解码装置
BR112013032418B1 (pt) * 2012-06-04 2023-04-11 Sun Patent Trust Método e aparelho de codificação de imagem em movimento, método e aparelho de decodificação de imagem em movimento, e aparelho de codificação e decodificação de imagem em movimento
US10477208B2 (en) * 2012-09-24 2019-11-12 Intel Corporation Histogram segmentation based local adaptive filter for video encoding and decoding
GB2509563A (en) * 2013-01-04 2014-07-09 Canon Kk Encoding or decoding a scalable video sequence using inferred SAO parameters
JP2015076866A (ja) * 2013-10-11 2015-04-20 日本放送協会 画像符号化装置、画像復号装置、及びプログラム
CN111263149B (zh) * 2013-12-12 2021-10-26 三星电子株式会社 视频编码方法和设备以及视频解码方法和设备
CN110177283B (zh) * 2014-04-04 2021-08-03 北京三星通信技术研究有限公司 对像素标识进行处理的方法和装置
WO2015165030A1 (en) 2014-04-29 2015-11-05 Microsoft Technology Licensing, Llc Encoder-side decisions for sample adaptive offset filtering
CN104506867B (zh) * 2014-12-01 2017-07-21 北京大学 采样点自适应偏移参数估计方法及装置
EP3280141A4 (en) * 2015-05-12 2018-02-28 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image
KR102423880B1 (ko) 2015-10-06 2022-07-21 삼성전자주식회사 인코더의 작동방법과 상기 인코더를 포함하는 시스템 온 칩의 작동 방법
GB2568038B (en) * 2017-10-30 2020-12-02 Imagination Tech Ltd Systems and methods for processing a stream of data values
GB2567881B (en) 2017-10-30 2021-02-10 Imagination Tech Ltd Systems and methods for processing a stream of data values
WO2019135294A1 (ja) * 2018-01-05 2019-07-11 株式会社ソシオネクスト 符号化方法、復号方法、符号化装置、復号装置、符号化プログラム及び復号プログラム

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6678411B1 (en) 1999-06-04 2004-01-13 Look Dynamics, Inc. Apparatus and method for characterizing, encoding, storing, and searching images by shape
US6990637B2 (en) 2003-10-23 2006-01-24 Microsoft Corporation Graphical user interface for 3-dimensional view of a data collection based on an attribute of the data
GB2411331A (en) 2004-02-19 2005-08-24 Trigenix Ltd Rendering user interface using actor attributes
DE102004044111B4 (de) 2004-09-08 2015-05-07 Seereal Technologies Gmbh Verfahren und Vorrichtung zum Kodieren und Rekonstruieren von computergenerierten Videohologrammen
EP2228997B1 (en) 2005-09-20 2017-10-18 Mitsubishi Electric Corporation Image decoding method, Image decoder.
US7668382B2 (en) 2006-02-24 2010-02-23 Microsoft Corporation Block-based fast image compression
KR100846512B1 (ko) 2006-12-28 2008-07-17 삼성전자주식회사 영상의 부호화, 복호화 방법 및 장치
CN103124354B (zh) 2007-09-28 2016-01-20 杜比实验室特许公司 处理视频信息
KR101489785B1 (ko) 2008-07-22 2015-02-06 에스케이 텔레콤주식회사 웨이블렛 변환 계수 부호화를 위한 적응적 필터 탭 결정장치와 방법, 그것을 이용한 웨이블렛 변환 장치와 방법,및 그를 위한 기록 매체
US20110116546A1 (en) 2009-07-06 2011-05-19 Xun Guo Single pass adaptive interpolation filter
US20110116545A1 (en) 2009-11-17 2011-05-19 Jinwen Zan Methods and devices for in-loop video deblocking
WO2011111341A1 (ja) 2010-03-09 2011-09-15 パナソニック株式会社 動画像復号装置、動画像符号化装置、動画像復号回路及び動画像復号方法
CN101790092B (zh) 2010-03-15 2013-02-06 河海大学常州校区 基于图像块编码信息的智能滤波器设计方法
KR101529992B1 (ko) 2010-04-05 2015-06-18 삼성전자주식회사 픽셀 그룹별 픽셀값 보상을 위한 비디오 부호화 방법과 그 장치, 및 픽셀 그룹별 픽셀값 보상을 위한 비디오 복호화 방법과 그 장치
US9055305B2 (en) * 2011-01-09 2015-06-09 Mediatek Inc. Apparatus and method of sample adaptive offset for video coding
US8861617B2 (en) 2010-10-05 2014-10-14 Mediatek Inc Method and apparatus of region-based adaptive loop filtering
US9161041B2 (en) * 2011-01-09 2015-10-13 Mediatek Inc. Apparatus and method of efficient sample adaptive offset
CN102137263B (zh) 2011-05-09 2013-07-03 松日数码发展(深圳)有限公司 基于cnm关键帧分类的分布式视频编码及解码方法
WO2012175195A1 (en) * 2011-06-20 2012-12-27 Panasonic Corporation Simplified pipeline for filtering
US9344743B2 (en) * 2011-08-24 2016-05-17 Texas Instruments Incorporated Flexible region based sample adaptive offset (SAO) and adaptive loop filter (ALF)
US8913656B2 (en) * 2011-10-14 2014-12-16 Mediatek Inc. Method and apparatus for in-loop filtering
US10051289B2 (en) 2011-11-04 2018-08-14 Qualcomm Incorporated Adaptive center band offset filter for video coding

Also Published As

Publication number Publication date
US10051289B2 (en) 2018-08-14
KR101622860B1 (ko) 2016-05-19
US20130114674A1 (en) 2013-05-09
JP2014533048A (ja) 2014-12-08
IN2014CN03163A (pt) 2015-08-14
HUE039957T2 (hu) 2019-02-28
EP2774372A1 (en) 2014-09-10
CN104012091B (zh) 2017-05-24
ZA201404050B (en) 2017-08-30
SG11201401490VA (en) 2014-06-27
CA2853798C (en) 2017-03-07
ES2688359T3 (es) 2018-11-02
AU2012332318B2 (en) 2015-12-03
IL232237A0 (en) 2014-06-30
BR112014010337B1 (pt) 2022-05-17
JP5833249B2 (ja) 2015-12-16
KR20140088214A (ko) 2014-07-09
RU2014122539A (ru) 2015-12-10
IL232237A (en) 2017-01-31
WO2013067318A1 (en) 2013-05-10
MY169625A (en) 2019-04-23
AU2012332318A1 (en) 2014-05-29
CN104012091A (zh) 2014-08-27
EP2774372B1 (en) 2018-06-27
CA2853798A1 (en) 2013-05-10

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Legal Events

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B15K Others concerning applications: alteration of classification

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

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 02/11/2012, OBSERVADAS AS CONDICOES LEGAIS