IN2014CN03020A - - Google Patents

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Publication number
IN2014CN03020A
IN2014CN03020A IN3020CHN2014A IN2014CN03020A IN 2014CN03020 A IN2014CN03020 A IN 2014CN03020A IN 3020CHN2014 A IN3020CHN2014 A IN 3020CHN2014A IN 2014CN03020 A IN2014CN03020 A IN 2014CN03020A
Authority
IN
India
Prior art keywords
deblocking
present
deciding
schemes
memory space
Prior art date
Application number
Other languages
English (en)
Inventor
Thomas Wedi
Anand Kotra
Matthias Narroschke
Semih Esenlik
Original Assignee
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Publication of IN2014CN03020A publication Critical patent/IN2014CN03020A/en

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    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/102—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/134—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/10—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
    • H04N19/184—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 bits, e.g. of the compressed video stream

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IN3020CHN2014 2011-11-04 2012-10-31 IN2014CN03020A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161555805P 2011-11-04 2011-11-04
PCT/EP2012/071584 WO2013064547A1 (fr) 2011-11-04 2012-10-31 Filtrage de déblocage avec une dérivation d'intensité de limite de bloc d'image modifiée

Publications (1)

Publication Number Publication Date
IN2014CN03020A true IN2014CN03020A (fr) 2015-07-03

Family

ID=47146377

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3020CHN2014 IN2014CN03020A (fr) 2011-11-04 2012-10-31

Country Status (9)

Country Link
US (4) US9591306B2 (fr)
EP (1) EP2774359B1 (fr)
JP (3) JP6083614B2 (fr)
KR (1) KR102032000B1 (fr)
CN (1) CN104025593B (fr)
ES (1) ES2563292T3 (fr)
IN (1) IN2014CN03020A (fr)
PL (1) PL2774359T3 (fr)
WO (1) WO2013064547A1 (fr)

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AU2014202921B2 (en) * 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
CN111988606B (zh) * 2014-09-15 2022-09-20 寰发股份有限公司 去区块滤波方法、相应地编码装置和存储介质
WO2016200115A1 (fr) * 2015-06-07 2016-12-15 엘지전자(주) Procédé et dispositif de filtrage de déblocage
CN107590155B (zh) * 2016-07-08 2020-09-08 富士通株式会社 文档图像的字符真值获取装置及方法、电子设备
CN107734347B (zh) * 2016-08-12 2019-07-12 珠海市杰理科技股份有限公司 去块滤波边界强度确定方法和装置
US20180091812A1 (en) * 2016-09-23 2018-03-29 Apple Inc. Video compression system providing selection of deblocking filters parameters based on bit-depth of video data
US20180184127A1 (en) * 2016-12-22 2018-06-28 Qualcomm Incorporated Determining neighboring samples for bilateral filtering in video coding
US10555006B2 (en) 2016-12-22 2020-02-04 Qualcomm Incorporated Deriving bilateral filter information based on a prediction mode in video coding
CN114173117B (zh) * 2016-12-27 2023-10-20 松下电器（美国）知识产权公司 编码方法、解码方法及发送方法
CN110115039B (zh) * 2016-12-28 2022-02-11 索尼公司 图像处理装置和图像处理方法
CN116170585A (zh) * 2017-01-16 2023-05-26 世宗大学校产学协力团 影像编码/解码方法
US20180242016A1 (en) * 2017-02-21 2018-08-23 Intel Corporation Deblock filtering for 360 video
US10645408B2 (en) 2017-09-17 2020-05-05 Google Llc Dual deblocking filter thresholds
CN114979635B (zh) * 2017-10-09 2023-10-27 佳能株式会社 用于对样本块进行滤波的方法、装置和存储介质
KR20190107944A (ko) * 2018-03-13 2019-09-23 삼성전자주식회사 복원 영상에 대한 필터링을 수행하는 영상 처리 장치 및 이의 필터링 방법
CN110290384A (zh) * 2018-03-19 2019-09-27 华为技术有限公司 图像滤波方法、装置及视频编解码器
JP7350769B2 (ja) * 2018-03-29 2023-09-26 アリス エンタープライジズ エルエルシー Ｈｄｒコンテンツをデブロックするためのシステムおよび方法
US10708592B2 (en) * 2018-04-02 2020-07-07 Qualcomm Incorporated Deblocking filter for video coding and processing
JPWO2019225459A1 (ja) * 2018-05-23 2021-04-22 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法及び復号方法
CN110933419B (zh) * 2018-09-20 2022-07-01 杭州海康威视数字技术股份有限公司 一种运动矢量确定、边界强度确定方法和设备
AU2019351346B2 (en) * 2018-09-24 2023-07-13 Huawei Technologies Co., Ltd. Image processing device and method for performing quality optimized deblocking
US10638146B2 (en) 2018-10-01 2020-04-28 Tencent America LLC Techniques for QP coding for 360 image and video coding
MX2021008103A (es) * 2019-02-15 2021-08-05 Panasonic Ip Corp America Codificador, decodificador, metodo de codificacion y metodo de decodificacion.
JP7444159B2 (ja) * 2019-02-27 2024-03-06 ソニーグループ株式会社 画像処理装置及び画像処理方法
CN112534824B (zh) * 2019-12-31 2022-09-23 深圳市大疆创新科技有限公司 视频编码的方法和装置
US11516514B2 (en) * 2020-03-27 2022-11-29 Tencent America LLC High level control for deblocking operations

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MA34911B1 (fr) * 2011-01-14 2014-02-01 Telefonaktieblaget L M Ericsson Filtrage de déblocage
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KR101584420B1 (ko) * 2011-03-01 2016-01-22 텔레폰악티에볼라겟엘엠에릭슨(펍) 디블록킹 필터링 제어

Also Published As

Publication number Publication date
US20190116384A1 (en) 2019-04-18
US10194174B2 (en) 2019-01-29
JP2017085651A (ja) 2017-05-18
JP6233790B2 (ja) 2017-11-22
US20140056350A1 (en) 2014-02-27
CN104025593B (zh) 2017-06-27
JP2014533027A (ja) 2014-12-08
US20170134759A1 (en) 2017-05-11
KR102032000B1 (ko) 2019-10-14
WO2013064547A8 (fr) 2013-07-11
US9591306B2 (en) 2017-03-07
CN104025593A (zh) 2014-09-03
US20180205969A1 (en) 2018-07-19
JP6422067B2 (ja) 2018-11-14
WO2013064547A1 (fr) 2013-05-10
PL2774359T3 (pl) 2016-06-30
US10021428B2 (en) 2018-07-10
KR20140098740A (ko) 2014-08-08
EP2774359A1 (fr) 2014-09-10
JP2018033160A (ja) 2018-03-01
JP6083614B2 (ja) 2017-02-22
ES2563292T3 (es) 2016-03-14
EP2774359B1 (fr) 2015-12-30
US10375417B2 (en) 2019-08-06

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