HK1132389A1 - Video deblocking filter - Google Patents

Video deblocking filter

Info

Publication number
HK1132389A1
HK1132389A1 HK09110122.1A HK09110122A HK1132389A1 HK 1132389 A1 HK1132389 A1 HK 1132389A1 HK 09110122 A HK09110122 A HK 09110122A HK 1132389 A1 HK1132389 A1 HK 1132389A1
Authority
HK
Hong Kong
Prior art keywords
deblocking filter
video deblocking
video
filter
deblocking
Prior art date
Application number
HK09110122.1A
Other languages
English (en)
Inventor
Cheng Huang
Original Assignee
Divx 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=36090645&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1132389(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Divx Inc filed Critical Divx Inc
Publication of HK1132389A1 publication Critical patent/HK1132389A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • 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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
    • H04N19/10—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
    • H04N19/80—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
    • H04N19/85—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
HK09110122.1A 2004-09-20 2009-10-29 Video deblocking filter HK1132389A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US61151304P 2004-09-20 2004-09-20
PCT/US2005/033782 WO2006034331A2 (en) 2004-09-20 2005-09-20 Video deblocking filter

Publications (1)

Publication Number Publication Date
HK1132389A1 true HK1132389A1 (en) 2010-02-19

Family

ID=36090645

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09110122.1A HK1132389A1 (en) 2004-09-20 2009-10-29 Video deblocking filter

Country Status (5)

Country Link
US (2) US7729426B2 (xx)
CN (1) CN101421935B (xx)
BR (2) BRPI0506163B1 (xx)
HK (1) HK1132389A1 (xx)
WO (1) WO2006034331A2 (xx)

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* Cited by examiner, † Cited by third party
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WO2006034331A2 (en) * 2004-09-20 2006-03-30 Divx, Inc. Video deblocking filter
US8369419B2 (en) * 2006-06-16 2013-02-05 Via Technologies, Inc. Systems and methods of video compression deblocking
US8175405B1 (en) * 2006-09-14 2012-05-08 Marvell International Ltd. Adaptive MPEG noise reducer
TW200820783A (en) * 2006-10-25 2008-05-01 Realtek Semiconductor Corp Apparatus and method for deblock filtering
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
JP4687918B2 (ja) * 2007-07-24 2011-05-25 富士ゼロックス株式会社 画像処理装置及びプログラム
US8913670B2 (en) * 2007-08-21 2014-12-16 Blackberry Limited System and method for providing dynamic deblocking filtering on a mobile device
US20100296572A1 (en) * 2007-12-11 2010-11-25 Kumar Ramaswamy Methods and systems for transcoding within the distributiion chain
US8743972B2 (en) * 2007-12-20 2014-06-03 Vixs Systems, Inc. Coding adaptive deblocking filter and method for use therewith
US8848801B2 (en) * 2010-01-08 2014-09-30 Nokia Corporation Apparatus, a method and a computer program for video processing
KR101457396B1 (ko) 2010-01-14 2014-11-03 삼성전자주식회사 디블로킹 필터링을 이용한 비디오 부호화 방법과 그 장치, 및 디블로킹 필터링을 이용한 비디오 복호화 방법 및 그 장치
FR2962580B1 (fr) * 2010-07-09 2014-06-20 Inst Nat Rech Inf Automat Dispositif de synthese d'image
EP2664139A2 (en) * 2011-01-14 2013-11-20 Telefonaktiebolaget LM Ericsson (PUBL) A method for deblocking filter control and a deblocking filtering control device
US20120230423A1 (en) * 2011-03-10 2012-09-13 Esenlik Semih Line memory reduction for video coding and decoding
CN107295341B (zh) * 2011-07-22 2020-02-28 Sk电信有限公司 视频编码方法
US9554128B2 (en) 2011-09-13 2017-01-24 Hfi Innovation Inc. Method and apparatus for reduction of deblocking filter
TWI513291B (zh) 2013-12-12 2015-12-11 Ind Tech Res Inst 影像處理的方法、裝置及電腦可讀取媒體
GB2541179B (en) * 2015-07-31 2019-10-30 Imagination Tech Ltd Denoising filter
US20180063549A1 (en) * 2016-08-24 2018-03-01 Ati Technologies Ulc System and method for dynamically changing resolution based on content
US10455254B2 (en) * 2016-11-10 2019-10-22 Mediatek Inc. Method and apparatus of video coding
EP3550842A4 (en) * 2016-12-30 2020-06-10 Huawei Technologies Co., Ltd. IMAGE FILTERING METHOD, APPARATUS AND DEVICE
TWI833248B (zh) 2017-04-06 2024-02-21 美商松下電器（美國）知識產權公司 解碼方法及編碼方法
TWI832814B (zh) * 2017-04-06 2024-02-21 美商松下電器（美國）知識產權公司 解碼裝置及編碼裝置
CN108566551B (zh) * 2018-04-18 2020-11-27 上海顺久电子科技有限公司 一种图像处理方法及装置

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EP0818930B1 (en) * 1996-07-08 2002-05-22 Hyundai Curitel, Inc. Video coding method
KR100244290B1 (ko) * 1997-09-09 2000-02-01 구자홍 저속 전송에서의 동영상을 위한 디블록킹 필터링 방법
US6792149B1 (en) * 1998-05-07 2004-09-14 Sarnoff Corporation Method and apparatus for resizing an image frame including field-mode encoding
US6236757B1 (en) * 1998-06-18 2001-05-22 Sharp Laboratories Of America, Inc. Joint coding method for images and videos with multiple arbitrarily shaped segments or objects
US6427031B1 (en) * 1998-12-31 2002-07-30 Eastman Kodak Company Method for removing artifacts in an electronic image decoded from a block-transform coded representation of an image
US6434197B1 (en) * 1999-01-07 2002-08-13 General Instrument Corporation Multi-functional transcoder for compressed bit streams
US6983079B2 (en) * 2001-09-20 2006-01-03 Seiko Epson Corporation Reducing blocking and ringing artifacts in low-bit-rate coding
CN1264356C (zh) * 2001-11-29 2006-07-12 松下电器产业株式会社 编码失真消除方法
US7227901B2 (en) * 2002-11-21 2007-06-05 Ub Video Inc. Low-complexity deblocking filter
US6922492B2 (en) * 2002-12-27 2005-07-26 Motorola, Inc. Video deblocking method and apparatus
US7539714B2 (en) * 2003-06-30 2009-05-26 Intel Corporation Method, apparatus, and instruction for performing a sign operation that multiplies
US7424501B2 (en) * 2003-06-30 2008-09-09 Intel Corporation Nonlinear filtering and deblocking applications utilizing SIMD sign and absolute value operations
EP1659803A4 (en) * 2003-08-19 2008-10-29 Matsushita Electric Ind Co Ltd METHOD FOR ENCODING AND DECODING A MOVING IMAGE
US7397854B2 (en) * 2004-04-29 2008-07-08 Mediatek Incorporation Adaptive de-blocking filtering apparatus and method for MPEG video decoder
WO2006034331A2 (en) * 2004-09-20 2006-03-30 Divx, Inc. Video deblocking filter
US7574060B2 (en) * 2004-11-22 2009-08-11 Broadcom Corporation Deblocker for postprocess deblocking

Also Published As

Publication number Publication date
CN101421935A (zh) 2009-04-29
US8139651B2 (en) 2012-03-20
US20060098744A1 (en) 2006-05-11
WO2006034331A3 (en) 2009-04-09
BRPI0506163A (pt) 2006-10-24
BRPI0506163B1 (pt) 2018-11-13
US20110069765A1 (en) 2011-03-24
BR122018015543B1 (pt) 2019-04-30
US7729426B2 (en) 2010-06-01
CN101421935B (zh) 2011-05-25
WO2006034331A2 (en) 2006-03-30

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