CA2929894A1 - Method of filter control for block-based adaptive loop filtering - Google Patents
Method of filter control for block-based adaptive loop filtering Download PDFInfo
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- CA2929894A1 CA2929894A1 CA2929894A CA2929894A CA2929894A1 CA 2929894 A1 CA2929894 A1 CA 2929894A1 CA 2929894 A CA2929894 A CA 2929894A CA 2929894 A CA2929894 A CA 2929894A CA 2929894 A1 CA2929894 A1 CA 2929894A1
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 45
- 238000001914 filtration Methods 0.000 title claims abstract description 27
- 238000003708 edge detection Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 description 10
- 230000006835 compression Effects 0.000 description 2
- 238000013139 quantization Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
- H04N19/80—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
- H04N19/102—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
- H04N19/119—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
- H04N19/10—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
- H04N19/172—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
- H04N19/17—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
- H04N19/169—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
- H04N19/18—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 set of transform coefficients
-
- 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
- H04N19/196—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 being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- 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
- H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
- H04N19/68—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving the insertion of resynchronisation markers into the bitstream
-
- 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
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 (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361904511P | 2013-11-15 | 2013-11-15 | |
| US61/904,511 | 2013-11-15 | ||
| US201461948183P | 2014-03-05 | 2014-03-05 | |
| US61/948,183 | 2014-03-05 | ||
| PCT/CN2014/090978 WO2015070772A1 (en) | 2013-11-15 | 2014-11-13 | Method of filter control for block-based adaptive loop filtering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2929894A1 true CA2929894A1 (en) | 2015-05-21 |
Family
ID=53056766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2929894A Abandoned CA2929894A1 (en) | 2013-11-15 | 2014-11-13 | Method of filter control for block-based adaptive loop filtering |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US10567806B2 (https=) |
| EP (3) | EP3069511A4 (https=) |
| CN (2) | CN105794206B (https=) |
| BR (1) | BR112016011075B1 (https=) |
| CA (1) | CA2929894A1 (https=) |
| WO (2) | WO2015070739A1 (https=) |
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3206403A4 (en) * | 2014-11-04 | 2017-11-01 | Samsung Electronics Co., Ltd. | Video encoding method and apparatus therefor, and video decoding method and apparatus therefor, in which edge type offset is applied |
| EP3310058B1 (en) * | 2015-06-12 | 2023-02-22 | Panasonic Intellectual Property Management Co., Ltd. | Image coding method, image decoding method, image coding device and image decoding device |
| US10382766B2 (en) * | 2016-05-09 | 2019-08-13 | Qualcomm Incorporated | Signalling of filtering information |
| US10609417B2 (en) * | 2016-05-23 | 2020-03-31 | Mediatek Inc. | High efficiency adaptive loop filter processing for video coding |
| WO2018066241A1 (en) * | 2016-10-03 | 2018-04-12 | Sharp Kabushiki Kaisha | Systems and methods for applying deblocking filters to reconstructed video data |
| EP3632113B1 (en) * | 2017-05-31 | 2024-02-28 | InterDigital Madison Patent Holdings, SAS | A method and a device for picture encoding and decoding |
| US11216923B2 (en) * | 2018-05-23 | 2022-01-04 | Samsung Electronics Co., Ltd. | Apparatus and method for successive multi-frame image denoising |
| AU2019293670B2 (en) | 2018-06-29 | 2023-06-08 | Beijing Bytedance Network Technology Co., Ltd. | Update of look up table: FIFO, constrained FIFO |
| MX392418B (es) | 2018-06-29 | 2025-03-24 | Beijing Bytedance Network Tech Co Ltd | Poda parcial/total cuando se añade un candidato a hmvp para fusión/amvp. |
| EP4192016A1 (en) * | 2018-10-23 | 2023-06-07 | HFI Innovation Inc. | Method and apparatus for reduction of in-loop filter buffer |
| CN112997500B (zh) * | 2018-11-09 | 2023-04-18 | 北京字节跳动网络技术有限公司 | 对基于区域的自适应环路滤波器的改进 |
| GB2580173B (en) | 2018-12-21 | 2022-07-27 | Canon Kk | A filter |
| WO2020143741A1 (en) * | 2019-01-10 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Invoke of lut updating |
| WO2020147773A1 (en) | 2019-01-16 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Inserting order of motion candidates in lut |
| CN113615193B (zh) | 2019-03-22 | 2024-06-25 | 北京字节跳动网络技术有限公司 | Merge列表构建和其他工具之间的交互 |
| WO2020192644A1 (en) * | 2019-03-24 | 2020-10-01 | Beijing Bytedance Network Technology Co., Ltd. | Nonlinear adaptive loop filtering in video processing |
| WO2020244568A1 (en) | 2019-06-04 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Motion candidate list with geometric partition mode coding |
| EP3963890A4 (en) | 2019-06-04 | 2026-01-14 | Beijing Bytedance Network Technology Co., Ltd. | BUILDING A LIST OF MOVEMENT CANDIDATES USING NEIGHBOR BLOCK INFORMATION |
| WO2020249124A1 (en) | 2019-06-14 | 2020-12-17 | Beijing Bytedance Network Technology Co., Ltd. | Handling video unit boundaries and virtual boundaries based on color format |
| 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 |
| KR102669852B1 (ko) | 2019-07-09 | 2024-05-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링을 위한 샘플 결정 |
| CA3146773C (en) | 2019-07-11 | 2025-05-06 | Beijing Bytedance Network Technology Co., Ltd. | SAMPLE FILLING IN AN ADAPTIVE LOOP FILTER |
| WO2021008514A1 (en) | 2019-07-14 | 2021-01-21 | Beijing Bytedance Network Technology Co., Ltd. | Indication of adaptive loop filtering in adaptation parameter set |
| KR102707854B1 (ko) | 2019-07-15 | 2024-09-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링에서의 분류 |
| US11616962B2 (en) * | 2019-07-15 | 2023-03-28 | Tencent America LLC | Method and apparatus for video coding |
| CN117278747A (zh) | 2019-09-22 | 2023-12-22 | 北京字节跳动网络技术有限公司 | 自适应环路滤波中的填充过程 |
| KR102721536B1 (ko) | 2019-09-27 | 2024-10-25 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 상이한 비디오 유닛들 간의 적응적 루프 필터링 |
| CN117596389A (zh) | 2019-09-28 | 2024-02-23 | 北京字节跳动网络技术有限公司 | 视频编解码中的几何分割模式 |
| KR102762212B1 (ko) | 2019-10-10 | 2025-02-07 | 두인 비전 컴퍼니 리미티드 | 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스 |
| CA3129687A1 (en) * | 2019-12-24 | 2021-07-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Virtual boundary processing for adaptive loop filtering |
| CN115315944B (zh) | 2020-03-07 | 2025-06-13 | 抖音视界有限公司 | 视频编解码中的隐式多变换集信令通知 |
| WO2022037700A1 (en) | 2020-08-21 | 2022-02-24 | Beijing Bytedance Network Technology Co., Ltd. | Coding mode dependent selection of transform skip mode |
| CN113824956B (zh) * | 2020-08-24 | 2022-12-23 | 杭州海康威视数字技术股份有限公司 | 滤波方法、装置、设备及机器可读存储介质 |
| CN116601953A (zh) | 2020-11-24 | 2023-08-15 | 抖音视界有限公司 | 编解码视频中的位置相关系数重新排序 |
| US11716469B2 (en) * | 2020-12-10 | 2023-08-01 | Lemon Inc. | Model selection in neural network-based in-loop filter for video coding |
| CN112927311B (zh) * | 2021-02-24 | 2022-06-03 | 上海哔哩哔哩科技有限公司 | 样点自适应补偿的边带补偿模式的数据处理方法、装置 |
| CN113259669B (zh) * | 2021-03-25 | 2023-07-07 | 浙江大华技术股份有限公司 | 编码方法、装置、电子设备及计算机可读存储介质 |
| CN115842914A (zh) * | 2021-12-14 | 2023-03-24 | 中兴通讯股份有限公司 | 环路滤波、视频编码、视频解码方法、电子设备及介质 |
| EP4595434A1 (en) * | 2022-09-30 | 2025-08-06 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and devices for adaptive loop filtering and cross-component adaptive loop filter |
| WO2024147679A1 (ko) * | 2023-01-04 | 2024-07-11 | 한국전자통신연구원 | 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체 |
| WO2025148904A1 (en) * | 2024-01-10 | 2025-07-17 | Mediatek Inc. | Methods and apparatus of filter-based intra prediction for video coding system |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7042946B2 (en) | 2002-04-29 | 2006-05-09 | Koninklijke Philips Electronics N.V. | Wavelet based coding using motion compensated filtering based on both single and multiple reference frames |
| US20040076333A1 (en) | 2002-10-22 | 2004-04-22 | Huipin Zhang | Adaptive interpolation filter system for motion compensated predictive video coding |
| CN1571515A (zh) | 2004-05-13 | 2005-01-26 | 中国科学院计算技术研究所 | 一种环路滤波器及滤波方法 |
| WO2007116551A1 (ja) | 2006-03-30 | 2007-10-18 | Kabushiki Kaisha Toshiba | 画像符号化装置及び画像符号化方法並びに画像復号化装置及び画像復号化方法 |
| US9094658B2 (en) | 2010-05-10 | 2015-07-28 | Mediatek Inc. | Method and apparatus of adaptive loop filtering |
| US20130058421A1 (en) * | 2010-05-17 | 2013-03-07 | Thomson Licensing | Methods and apparatus for adaptive directional filter for video restoration |
| US8861617B2 (en) | 2010-10-05 | 2014-10-14 | Mediatek Inc | Method and apparatus of region-based adaptive loop filtering |
| WO2012094751A1 (en) * | 2011-01-14 | 2012-07-19 | Ebrisk Video Inc. | Adaptive loop filtering using tables of filter sets for video coding |
| WO2012142966A1 (en) * | 2011-04-21 | 2012-10-26 | Mediatek Inc. | Method and apparatus for improved in-loop filtering |
| US8908979B2 (en) * | 2011-06-16 | 2014-12-09 | Samsung Electronics Co., Ltd. | Shape and symmetry design for filters in video/image coding |
| NO335667B1 (no) * | 2011-06-29 | 2015-01-19 | Cisco Systems Int Sarl | Metode for videokomprimering |
| US9485521B2 (en) * | 2011-09-19 | 2016-11-01 | Lg Electronics Inc. | Encoding and decoding image using sample adaptive offset with start band indicator |
| US9510020B2 (en) * | 2011-10-20 | 2016-11-29 | Qualcomm Incorporated | Intra pulse code modulation (IPCM) and lossless coding mode deblocking for video coding |
| US9930329B2 (en) * | 2011-11-03 | 2018-03-27 | Thomson Licensing | Video encoding and decoding based on image refinement |
| US20130142251A1 (en) * | 2011-12-06 | 2013-06-06 | Sony Corporation | Syntax extension of adaptive loop filter in hevc |
| US8983218B2 (en) * | 2012-04-11 | 2015-03-17 | Texas Instruments Incorporated | Virtual boundary processing simplification for adaptive loop filtering (ALF) in video coding |
-
2014
- 2014-11-10 EP EP14862061.0A patent/EP3069511A4/en not_active Withdrawn
- 2014-11-10 EP EP20193462.7A patent/EP3761641A1/en active Pending
- 2014-11-10 WO PCT/CN2014/090683 patent/WO2015070739A1/en not_active Ceased
- 2014-11-10 BR BR112016011075-7A patent/BR112016011075B1/pt active IP Right Grant
- 2014-11-10 CN CN201480060386.3A patent/CN105794206B/zh active Active
- 2014-11-10 US US15/034,115 patent/US10567806B2/en active Active
- 2014-11-13 WO PCT/CN2014/090978 patent/WO2015070772A1/en not_active Ceased
- 2014-11-13 EP EP14862074.3A patent/EP3069512A4/en not_active Withdrawn
- 2014-11-13 CA CA2929894A patent/CA2929894A1/en not_active Abandoned
- 2014-11-13 CN CN201480060385.9A patent/CN105850121B/zh active Active
- 2014-11-13 US US15/034,125 patent/US10123048B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3069511A1 (en) | 2016-09-21 |
| EP3069511A4 (en) | 2017-09-27 |
| US10123048B2 (en) | 2018-11-06 |
| EP3761641A1 (en) | 2021-01-06 |
| WO2015070772A1 (en) | 2015-05-21 |
| BR112016011075B1 (pt) | 2023-04-04 |
| US20160261863A1 (en) | 2016-09-08 |
| EP3069512A1 (en) | 2016-09-21 |
| WO2015070739A1 (en) | 2015-05-21 |
| CN105850121B (zh) | 2018-10-12 |
| CN105794206B (zh) | 2018-12-28 |
| BR112016011075A2 (https=) | 2017-08-08 |
| CN105850121A (zh) | 2016-08-10 |
| EP3069512A4 (en) | 2017-06-14 |
| US10567806B2 (en) | 2020-02-18 |
| CN105794206A (zh) | 2016-07-20 |
| US20160269753A1 (en) | 2016-09-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20160506 |
|
| FZDE | Discontinued |
Effective date: 20200831 |