EP2625859A4 - Procédé et appareil de filtrage de boucle adaptatif à base de région - Google Patents

Procédé et appareil de filtrage de boucle adaptatif à base de région

Info

Publication number
EP2625859A4
EP2625859A4 EP11830225.6A EP11830225A EP2625859A4 EP 2625859 A4 EP2625859 A4 EP 2625859A4 EP 11830225 A EP11830225 A EP 11830225A EP 2625859 A4 EP2625859 A4 EP 2625859A4
Authority
EP
European Patent Office
Prior art keywords
region
loop filtering
adaptive loop
based adaptive
filtering
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP11830225.6A
Other languages
German (de)
English (en)
Other versions
EP2625859A1 (fr
Inventor
Ching-Yeh Chen
Chih-Ming Fu
Chia-Yang Tsai
Yu-Wen Huang
Shaw-Min Lei
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HFI Innovation Inc
Original Assignee
MediaTek 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
Priority claimed from US13/093,068 external-priority patent/US9094658B2/en
Priority claimed from US13/158,427 external-priority patent/US9055305B2/en
Priority claimed from US13/177,343 external-priority patent/US8861617B2/en
Application filed by MediaTek Inc filed Critical MediaTek Inc
Publication of EP2625859A1 publication Critical patent/EP2625859A1/fr
Publication of EP2625859A4 publication Critical patent/EP2625859A4/fr
Withdrawn legal-status Critical Current

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
    • H04N19/80—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
    • 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
    • H04N19/102—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • 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
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before 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
    • H04N19/60—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
    • H04N19/70—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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
EP11830225.6A 2010-10-05 2011-09-30 Procédé et appareil de filtrage de boucle adaptatif à base de région Withdrawn EP2625859A4 (fr)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US39006810P 2010-10-05 2010-10-05
US42172910P 2010-12-10 2010-12-10
US201161429313P 2011-01-03 2011-01-03
US201161454829P 2011-03-21 2011-03-21
US13/093,068 US9094658B2 (en) 2010-05-10 2011-04-25 Method and apparatus of adaptive loop filtering
US13/158,427 US9055305B2 (en) 2011-01-09 2011-06-12 Apparatus and method of sample adaptive offset for video coding
US13/177,343 US8861617B2 (en) 2010-10-05 2011-07-06 Method and apparatus of region-based adaptive loop filtering
PCT/CN2011/080408 WO2012045269A1 (fr) 2010-10-05 2011-09-30 Procédé et appareil de filtrage de boucle adaptatif à base de région

Publications (2)

Publication Number Publication Date
EP2625859A1 EP2625859A1 (fr) 2013-08-14
EP2625859A4 true EP2625859A4 (fr) 2016-03-02

Family

ID=45927217

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11830225.6A Withdrawn EP2625859A4 (fr) 2010-10-05 2011-09-30 Procédé et appareil de filtrage de boucle adaptatif à base de région

Country Status (5)

Country Link
EP (1) EP2625859A4 (fr)
KR (1) KR101526349B1 (fr)
CN (3) CN107087180B (fr)
CA (1) CA2805722C (fr)
WO (1) WO2012045269A1 (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
RU2638743C1 (ru) * 2012-04-13 2017-12-15 Мицубиси Электрик Корпорейшн Устройство кодирования изображений, устройство декодирования изображений, способ кодирования изображений и способ декодирования изображений
RS56322B1 (sr) * 2012-04-16 2017-12-29 Hfi Innovation Inc Postupak i aparat za filtriranje u petlji preko granica režnja ili pločice
RU2679984C2 (ru) * 2012-05-25 2019-02-14 Вилос Медиа Интернэшнл Лимитед Способ кодирования изображений, устройство кодирования изображений, способ декодирования изображений, устройство декодирования изображений и устройство кодирования и декодирования изображений
EP2856758A4 (fr) 2012-05-29 2016-03-30 Mediatek Inc Procédé et appareil de codage d'informations de décalage adaptatives échantillons
EP3300365B1 (fr) 2012-06-11 2019-09-04 Samsung Electronics Co., Ltd. Codage et décodage des vidéos partageant des paramètres sao en fonction d'un composant de couleur
US9386307B2 (en) * 2012-06-14 2016-07-05 Qualcomm Incorporated Grouping of bypass-coded bins for SAO syntax elements
CN103338374B (zh) * 2013-06-21 2016-07-06 华为技术有限公司 图像处理方法及装置
JP6328759B2 (ja) * 2013-07-15 2018-05-23 寰發股▲ふん▼有限公司ＨＦＩ Ｉｎｎｏｖａｔｉｏｎ Ｉｎｃ． ビデオ符号化のサンプル適応オフセット処理の方法
CN104486630B (zh) * 2014-12-16 2017-10-20 北京金山云网络技术有限公司 H.265视频编码中sao模式下偏移量的统计方法
CN104602026B (zh) * 2015-01-22 2017-12-01 复旦大学 一种适用于hevc标准下编码器中全复用的重建环路结构
US9872026B2 (en) * 2015-06-12 2018-01-16 Intel Corporation Sample adaptive offset coding
US11146788B2 (en) 2015-06-12 2021-10-12 Qualcomm Incorporated Grouping palette bypass bins for video coding
EP3313079B1 (fr) * 2015-06-18 2021-09-01 LG Electronics Inc. Procédé de filtrage d'image dans un système de codage d'image
CN105357538B (zh) * 2015-11-26 2020-01-03 广东中星微电子有限公司 自适应环路滤波方法和装置
CN113994671A (zh) 2019-06-14 2022-01-28 北京字节跳动网络技术有限公司 基于颜色格式处理视频单元边界和虚拟边界
KR20220030953A (ko) 2019-07-09 2022-03-11 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링을 위한 샘플 결정
MX2022000123A (es) 2019-07-11 2022-02-16 Beijing Bytedance Network Tech Co Ltd Relleno de muestras en filtrado de bucle adaptativo.
WO2021008546A1 (fr) 2019-07-15 2021-01-21 Beijing Bytedance Network Technology Co., Ltd. Accès à des échantillons dans des limites d'unité vidéo dans un filtrage de boucle adaptatif
EP4018652A4 (fr) 2019-09-22 2022-11-02 Beijing Bytedance Network Technology Co., Ltd. Procédé de remplissage dans un filtrage à boucle adaptatif
EP4022910A4 (fr) 2019-09-27 2022-11-16 Beijing Bytedance Network Technology Co., Ltd. Filtrage en boucle adaptatif entre différentes unités vidéo
CN114556939A (zh) 2019-10-10 2022-05-27 北京字节跳动网络技术有限公司 自适应环路滤波中不可用样点位置处的填充处理
CN110809158B (zh) * 2019-11-12 2021-06-01 腾讯科技（深圳）有限公司 图像环路滤波处理方法、装置
CN111314711B (zh) * 2020-03-31 2021-05-14 电子科技大学 一种基于自适应自导向滤波的环路滤波方法
US11463691B2 (en) * 2020-06-03 2022-10-04 Tencent America LLC Region adaptive loop filter for video coding
CN114615494A (zh) * 2020-12-04 2022-06-10 咪咕文化科技有限公司 一种图像处理方法、装置及设备
WO2022191525A1 (fr) * 2021-03-08 2022-09-15 현대자동차주식회사 Procédé de codage vidéo et appareil utilisant un ordre de balayage en spirale
CN114368150B (zh) * 2021-12-22 2022-11-11 鑫精合激光科技发展（北京）有限公司 一种三维打印方法及计算机存储介质
WO2023225854A1 (fr) * 2022-05-24 2023-11-30 Oppo广东移动通信有限公司 Procédé et dispositif de filtrage en boucle, et procédé, dispositif et système de codage/décodage vidéo

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2894856A1 (fr) * 2002-01-31 2015-07-15 Samsung Electronics Co., Ltd Procédé et appareil de filtrage pour réduire les artefacts d'un bloc ou le bruit d'une sonnerie
US8498336B2 (en) * 2006-02-02 2013-07-30 Thomson Licensing Method and apparatus for adaptive weight selection for motion compensated prediction
US9277243B2 (en) * 2006-11-08 2016-03-01 Thomson Licensing Methods and apparatus for in-loop de-artifact filtering
CN101321277A (zh) * 2007-06-09 2008-12-10 华为技术有限公司 去块效应的方法及装置
US9967590B2 (en) * 2008-04-10 2018-05-08 Qualcomm Incorporated Rate-distortion defined interpolation for video coding based on fixed filter or adaptive filter
US9924184B2 (en) * 2008-06-30 2018-03-20 Microsoft Technology Licensing, Llc Error detection, protection and recovery for video decoding
CN101635849B (zh) * 2008-07-24 2011-11-16 青岛海信信芯科技有限公司 一种环路滤波方法及环路滤波器
US8326075B2 (en) * 2008-09-11 2012-12-04 Google Inc. System and method for video encoding using adaptive loop filter
US8548041B2 (en) * 2008-09-25 2013-10-01 Mediatek Inc. Adaptive filter
CN101742292B (zh) * 2008-11-14 2013-03-27 北京中星微电子有限公司 基于图像内容信息的环路滤波方法和滤波器
CN201345710Y (zh) * 2008-12-31 2009-11-11 暨南大学 一种适用于视频解码的环路滤波器
CN101651829A (zh) * 2009-06-29 2010-02-17 北京中星微电子有限公司 一种环路滤波的方法、装置及一种移动多媒体终端芯片
JP5359657B2 (ja) * 2009-07-31 2013-12-04 ソニー株式会社 画像符号化装置および方法、記録媒体、並びにプログラム

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
C-Y CHEN ET AL: "CE8 Subset2: A Joint Proposal on Improving the Adaptive Loop Filter in TMuC0.9 by MediaTek", 95. MPEG MEETING; 24-1-2011 - 28-1-2011; DAEGU; (MOTION PICTURE EXPERT GROUP OR ISO/IEC JTC1/SC29/WG11),, no. JCTVC-D119, 15 January 2011 (2011-01-15), XP030047440 *
C-Y CHEN ET AL: "CE8 Subtest 2: Adaptation between Pixel-based and Region-based Filter Selection", 5. JCT-VC MEETING; 96. MPEG MEETING; 16-3-2011 - 23-3-2011; GENEVA; (JOINT COLLABORATIVE TEAM ON VIDEO CODING OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16), no. JCTVC-E046, 10 March 2011 (2011-03-10), XP030008552, ISSN: 0000-0007 *
MCCANN K ET AL: "HEVC Test Model 3 (HM 3) Encoder Description", 5. JCT-VC MEETING; 96. MPEG MEETING; 16-3-2011 - 23-3-2011; GENEVA; (JOINT COLLABORATIVE TEAM ON VIDEO CODING OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ); URL: HTTP://WFTP3.ITU.INT/AV-ARCH/JCTVC-SITE/, INTERNET ENGINEERING TASK FORCE, IETF, CH, no. JCTVC-E602, 2 June 2011 (2011-06-02), XP030009013, ISSN: 0000-0003 *
See also references of WO2012045269A1 *

Also Published As

Publication number Publication date
CA2805722C (fr) 2016-03-29
KR20130030294A (ko) 2013-03-26
CA2805722A1 (fr) 2012-04-12
WO2012045269A1 (fr) 2012-04-12
CN106878729B (zh) 2019-09-24
CN106878729A (zh) 2017-06-20
CN107087180A (zh) 2017-08-22
EP2625859A1 (fr) 2013-08-14
CN107087180B (zh) 2019-10-29
CN103155557A (zh) 2013-06-12
KR101526349B1 (ko) 2015-06-05
CN103155557B (zh) 2017-03-01

Similar Documents

Publication Publication Date Title
IL251308A0 (en) Method and device for adaptive loop filtering
EP2625859A4 (fr) Procédé et appareil de filtrage de boucle adaptatif à base de région
EP2737705A4 (fr) Procédé et appareil de filtrage de boucle non-inter-tuile
EP2584791A4 (fr) Appareil de communication et procédé de communication
EP2767089A4 (fr) Procédé et appareil de filtrage à boucle
IL223255A0 (en) Communication apparatus and communication method
HK1203425A1 (en) Filter and frame apparatus and method of use
EP2661887A4 (fr) Appareil et procédé de décalage adaptatif d'échantillon efficace
EP2624555A4 (fr) Procédé et appareil de filtrage adaptatif
SI2523757T1 (sl) Naprava za magnetno filtracijo in postopek magnetne filtracije
EP2769550A4 (fr) Procédé et appareil pour un filtrage en boucle
GB2515406B (en) Apparatus and method for reducing populations of mosquitoes and the like
ZA201400943B (en) Apparatus and method of using the same
EP2751997A4 (fr) Procédé et appareil pour filtre de boucle adaptatif à coefficients de filtre contraints
GB2481907B (en) Communication apparatus and communication method
GB201018931D0 (en) Apparatus and method of operation of same
HK1190830A1 (en) Helical antenna apparatus and method of forming helical antenna
GB201219255D0 (en) Frying method and apparatus
GB2491869B (en) Apparatus and method of communication
EP2645698A4 (fr) Procédé et dispositif de piégeage
GB201016003D0 (en) Apparatus and method for treatment of structural parts
HK1160693A1 (zh) 通信設備和通信方法
GB201002566D0 (en) Wireles communications apparatus and method
GB2495031B (en) A treatment apparatus and method of using same
GB201118477D0 (en) Closure apparatus and method of use thereof

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20130326

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160129

RIC1 Information provided on ipc code assigned before grant

Ipc: H04N 19/147 20140101ALI20160125BHEP

Ipc: H04N 19/17 20140101ALI20160125BHEP

Ipc: H04N 19/117 20140101ALI20160125BHEP

Ipc: H04N 19/82 20140101ALI20160125BHEP

Ipc: H04N 19/182 20140101ALI20160125BHEP

Ipc: H04N 19/176 20140101AFI20160125BHEP

Ipc: H04N 19/156 20140101ALI20160125BHEP

Ipc: H04N 19/70 20140101ALI20160125BHEP

Ipc: H04N 19/61 20140101ALI20160125BHEP

Ipc: H04N 19/463 20140101ALI20160125BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: HFI INNOVATION INC.

17Q First examination report despatched

Effective date: 20170515

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20200603