EP2625859A4 - METHOD AND DEVICE FOR ADAPTIVE LOOP FILTRATION ON REGION BASE - Google Patents
METHOD AND DEVICE FOR ADAPTIVE LOOP FILTRATION ON REGION BASEInfo
- 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- Withdrawn
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
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 (en) | 2010-10-05 | 2011-09-30 | Method and apparatus of region-based adaptive loop filtering |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2625859A1 EP2625859A1 (en) | 2013-08-14 |
EP2625859A4 true EP2625859A4 (en) | 2016-03-02 |
Family
ID=45927217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11830225.6A Withdrawn EP2625859A4 (en) | 2010-10-05 | 2011-09-30 | METHOD AND DEVICE FOR ADAPTIVE LOOP FILTRATION ON REGION BASE |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2625859A4 (zh) |
KR (1) | KR101526349B1 (zh) |
CN (3) | CN106878729B (zh) |
CA (1) | CA2805722C (zh) |
WO (1) | WO2012045269A1 (zh) |
Families Citing this family (30)
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 |
CA2868255C (en) * | 2012-04-13 | 2018-04-17 | Mitsubishi Electric Corporation | Image encoding device, image decoding device, image encoding method, and image decoding method |
WO2013155897A1 (en) * | 2012-04-16 | 2013-10-24 | Mediatek Inc. | Method and apparatus for loop filtering across slice or tile boundaries |
CA3217710A1 (en) * | 2012-05-25 | 2013-11-28 | Sun Patent Trust | Image encoding and decoding using context adaptive binary arithmetic coding with a bypass mode |
EP3139616A1 (en) | 2012-05-29 | 2017-03-08 | HFI Innovation Inc. | Method and apparatus for coding of sample adaptive offset information |
HUE037047T2 (hu) | 2012-06-11 | 2018-08-28 | Samsung Electronics Co Ltd | Eljárás színes komponens szerinti SAO paramétert megosztó videók kódolására |
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 |
EP3011744A4 (en) * | 2013-07-15 | 2017-03-01 | HFI Innovation Inc. | Method of sample adaptive offset processing for video coding |
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 |
US11146788B2 (en) | 2015-06-12 | 2021-10-12 | Qualcomm Incorporated | Grouping palette bypass bins for video coding |
US9872026B2 (en) * | 2015-06-12 | 2018-01-16 | Intel Corporation | Sample adaptive offset coding |
EP3313079B1 (en) * | 2015-06-18 | 2021-09-01 | LG Electronics Inc. | Image filtering method in image coding system |
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 |
CN118138754A (zh) | 2019-06-14 | 2024-06-04 | 北京字节跳动网络技术有限公司 | 处理视频单元边界和虚拟边界 |
CN113994671B (zh) | 2019-06-14 | 2024-05-10 | 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 |
JP7291846B2 (ja) | 2019-07-09 | 2023-06-15 | 北京字節跳動網絡技術有限公司 | 適応ループフィルタリングのためのサンプル決定 |
KR102648121B1 (ko) | 2019-07-11 | 2024-03-18 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링에서의 샘플 패딩 |
CN117676168A (zh) | 2019-07-15 | 2024-03-08 | 北京字节跳动网络技术有限公司 | 自适应环路滤波中的分类 |
EP4018652A4 (en) | 2019-09-22 | 2022-11-02 | Beijing Bytedance Network Technology Co., Ltd. | FILLING METHOD IN AN ADAPTIVE LOOP FILTER |
JP7326600B2 (ja) * | 2019-09-27 | 2023-08-15 | 北京字節跳動網絡技術有限公司 | 異なるビデオユニット間の適応ループフィルタリング |
JP7454042B2 (ja) | 2019-10-10 | 2024-03-21 | 北京字節跳動網絡技術有限公司 | 適応ループ・フィルタリングにおける利用可能でないサンプル位置でのパディング・プロセス |
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 (ko) * | 2021-03-08 | 2022-09-15 | 현대자동차주식회사 | 나선스캔 순서를 이용하는 비디오 코딩방법 및 장치 |
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 (zh) * | 2022-05-24 | 2023-11-30 | Oppo广东移动通信有限公司 | 一种环路滤波方法、视频编解码方法、装置和系统 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2894856A1 (en) * | 2002-01-31 | 2015-07-15 | Samsung Electronics Co., Ltd | Filtering method and apparatus for reducing block artifacts or ringing noise |
KR101406156B1 (ko) * | 2006-02-02 | 2014-06-13 | 톰슨 라이센싱 | 움직임 보상 예측을 위한 적응 가중 선택 방법 및 장치 |
CN105392005A (zh) * | 2006-11-08 | 2016-03-09 | 汤姆逊许可证公司 | 用于环内去伪影滤波的方法和设备 |
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 |
-
2011
- 2011-09-30 KR KR1020137001815A patent/KR101526349B1/ko active IP Right Grant
- 2011-09-30 WO PCT/CN2011/080408 patent/WO2012045269A1/en active Application Filing
- 2011-09-30 EP EP11830225.6A patent/EP2625859A4/en not_active Withdrawn
- 2011-09-30 CN CN201710063705.1A patent/CN106878729B/zh active Active
- 2011-09-30 CN CN201710063716.XA patent/CN107087180B/zh active Active
- 2011-09-30 CA CA2805722A patent/CA2805722C/en active Active
- 2011-09-30 CN CN201180048246.0A patent/CN103155557B/zh active Active
Non-Patent Citations (4)
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 |
---|---|
WO2012045269A1 (en) | 2012-04-12 |
KR20130030294A (ko) | 2013-03-26 |
EP2625859A1 (en) | 2013-08-14 |
KR101526349B1 (ko) | 2015-06-05 |
CN107087180B (zh) | 2019-10-29 |
CN103155557A (zh) | 2013-06-12 |
CA2805722C (en) | 2016-03-29 |
CA2805722A1 (en) | 2012-04-12 |
CN106878729A (zh) | 2017-06-20 |
CN107087180A (zh) | 2017-08-22 |
CN103155557B (zh) | 2017-03-01 |
CN106878729B (zh) | 2019-09-24 |
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