CO2020014698A2 - Diseño y señalización del filtro de bucle adaptativo (alf) basado en bloques - Google Patents
Diseño y señalización del filtro de bucle adaptativo (alf) basado en bloquesInfo
- Publication number
- CO2020014698A2 CO2020014698A2 CONC2020/0014698A CO2020014698A CO2020014698A2 CO 2020014698 A2 CO2020014698 A2 CO 2020014698A2 CO 2020014698 A CO2020014698 A CO 2020014698A CO 2020014698 A2 CO2020014698 A2 CO 2020014698A2
- Authority
- CO
- Colombia
- Prior art keywords
- adaptive loop
- block
- filters
- alf
- signaling
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title abstract 6
- 230000011664 signaling Effects 0.000 title 1
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
- H04N19/10—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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of 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
- H04N19/169—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
- H04N19/46—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
- H04N19/70—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
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- User Interface Of Digital Computer (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862679685P | 2018-06-01 | 2018-06-01 | |
| US16/427,017 US11451773B2 (en) | 2018-06-01 | 2019-05-30 | Block-based adaptive loop filter (ALF) design and signaling |
| PCT/US2019/034964 WO2019232412A1 (en) | 2018-06-01 | 2019-05-31 | Block-based adaptive loop filter (alf) design and signaling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO2020014698A2 true CO2020014698A2 (es) | 2020-12-10 |
Family
ID=68693391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CONC2020/0014698A CO2020014698A2 (es) | 2018-06-01 | 2020-11-27 | Diseño y señalización del filtro de bucle adaptativo (alf) basado en bloques |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US11451773B2 (https=) |
| EP (1) | EP3804337B1 (https=) |
| JP (1) | JP7422684B2 (https=) |
| KR (1) | KR102852851B1 (https=) |
| CN (1) | CN112243587B (https=) |
| AU (1) | AU2019278991B2 (https=) |
| BR (1) | BR112020024520A2 (https=) |
| CA (1) | CA3099795A1 (https=) |
| CL (1) | CL2020003085A1 (https=) |
| CO (1) | CO2020014698A2 (https=) |
| ES (1) | ES3001093T3 (https=) |
| IL (1) | IL278482B2 (https=) |
| MX (1) | MX2020012846A (https=) |
| MY (1) | MY206052A (https=) |
| PH (1) | PH12020551866A1 (https=) |
| PL (1) | PL3804337T3 (https=) |
| SA (1) | SA520420639B1 (https=) |
| SG (1) | SG11202010952XA (https=) |
| TW (1) | TWI827609B (https=) |
| WO (1) | WO2019232412A1 (https=) |
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| US9210426B2 (en) * | 2011-06-30 | 2015-12-08 | Mitsubishi Electric Corporation | Image coding device, image decoding device, image coding method, and image decoding method |
| US11140418B2 (en) | 2018-07-17 | 2021-10-05 | Qualcomm Incorporated | Block-based adaptive loop filter design and signaling |
| TWI692939B (zh) * | 2018-08-14 | 2020-05-01 | 鈺創科技股份有限公司 | 過濾訊號的數位濾波器 |
| US11284075B2 (en) | 2018-09-12 | 2022-03-22 | Qualcomm Incorporated | Prediction of adaptive loop filter parameters with reduced memory consumption for video coding |
| US11051017B2 (en) | 2018-12-20 | 2021-06-29 | Qualcomm Incorporated | Adaptive loop filter (ALF) index signaling |
| US11910024B2 (en) | 2019-03-11 | 2024-02-20 | Qualcomm Incorporated | Boundary handling for adaptive loop filtering |
| US11159791B2 (en) * | 2019-03-16 | 2021-10-26 | Mediatek Inc. | Method and apparatus for signaling adaptive loop filter parameters in video coding |
| US11683487B2 (en) | 2019-03-26 | 2023-06-20 | Qualcomm Incorporated | Block-based adaptive loop filter (ALF) with adaptive parameter set (APS) in video coding |
| US11284114B2 (en) | 2019-04-23 | 2022-03-22 | Qualcomm Incorporated | Adaptive loop filter set index signaling |
| 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 |
| KR102707854B1 (ko) | 2019-07-15 | 2024-09-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링에서의 분류 |
| CN112449183B (zh) * | 2019-09-03 | 2023-05-09 | 联咏科技股份有限公司 | 视频编码器、视频解码器以及视频系统 |
| 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 |
| KR102762212B1 (ko) | 2019-10-10 | 2025-02-07 | 두인 비전 컴퍼니 리미티드 | 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스 |
| WO2021122070A1 (en) * | 2019-12-19 | 2021-06-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Picture header prediction |
| IL294258B2 (en) * | 2019-12-23 | 2026-04-01 | Huawei Tech Co Ltd | Cross-component adaptive loop filtering and video coding |
| US11303892B2 (en) * | 2020-01-23 | 2022-04-12 | Qualcomm Incorporated | Adaptive rounding for loop filters |
| IL295013B2 (en) | 2020-01-24 | 2026-04-01 | Huawei Tech Co Ltd | Encoder, decoder and matching methods for adaptive loop filtering |
| US11516514B2 (en) * | 2020-03-27 | 2022-11-29 | Tencent America LLC | High level control for deblocking operations |
| 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 |
| CN117178550A (zh) * | 2021-03-30 | 2023-12-05 | 瑞典爱立信有限公司 | 组合环路滤波 |
| US20230085391A1 (en) * | 2021-09-13 | 2023-03-16 | Apple Inc. | Systems and Methods for Luma or Chroma Statistics Collection |
| CN116456086A (zh) * | 2022-01-07 | 2023-07-18 | 腾讯科技（深圳）有限公司 | 环路滤波方法、视频编解码方法、装置、介质及电子设备 |
| CN116962688A (zh) * | 2022-04-20 | 2023-10-27 | 腾讯科技（深圳）有限公司 | 环路滤波方法、视频编解码方法、装置、介质及电子设备 |
| CN120035997A (zh) * | 2022-08-04 | 2025-05-23 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| WO2024119191A1 (en) * | 2022-12-03 | 2024-06-06 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and devices for adaptive loop filtering and cross-component adaptive loop filter |
| WO2024094071A1 (en) * | 2022-11-01 | 2024-05-10 | Douyin Vision Co., Ltd. | Using side information for adaptive loop filter in video coding |
| WO2024147679A1 (ko) * | 2023-01-04 | 2024-07-11 | 한국전자통신연구원 | 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체 |
| WO2026010342A1 (ko) * | 2024-07-02 | 2026-01-08 | 삼성전자 주식회사 | 영상의 필터링 장치 및 방법 |
| WO2026008042A1 (en) * | 2024-07-05 | 2026-01-08 | Mediatek Inc. | Method and apparatus of fixed filter set selection of adaptive loop filter in video coding |
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| US9277228B2 (en) * | 2011-07-18 | 2016-03-01 | Qualcomm Incorporated | Adaptation parameter sets for video coding |
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| US9357235B2 (en) | 2011-10-13 | 2016-05-31 | Qualcomm Incorporated | Sample adaptive offset merged with adaptive loop filter in video coding |
| US20130114694A1 (en) * | 2011-11-08 | 2013-05-09 | Qualcomm Incorporated | Parameter set groups for coded video data |
| WO2013113997A1 (en) * | 2012-02-01 | 2013-08-08 | Nokia Corporation | Method and apparatus for video coding |
| US9596463B2 (en) * | 2012-02-22 | 2017-03-14 | Qualcomm Incorporated | Coding of loop filter parameters using a codebook in video coding |
| US10057574B2 (en) * | 2015-02-11 | 2018-08-21 | Qualcomm Incorporated | Coding tree unit (CTU) level adaptive loop filter (ALF) |
| EP3453174B1 (en) | 2016-05-06 | 2024-11-27 | InterDigital Madison Patent Holdings, SAS | Method and system for decoder-side intra mode derivation for block-based video coding |
| US10419755B2 (en) * | 2016-05-16 | 2019-09-17 | Qualcomm Incorporated | Confusion of multiple filters in adaptive loop filtering in video coding |
| WO2018122092A1 (en) | 2016-12-30 | 2018-07-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods, apparatus, and computer programs for decoding media |
| US10506230B2 (en) | 2017-01-04 | 2019-12-10 | Qualcomm Incorporated | Modified adaptive loop filter temporal prediction for temporal scalability support |
| ES3062819T3 (en) * | 2017-10-06 | 2026-04-14 | Panasonic Ip Corp America | Encoding device |
| US11284075B2 (en) | 2018-09-12 | 2022-03-22 | Qualcomm Incorporated | Prediction of adaptive loop filter parameters with reduced memory consumption for video coding |
-
2019
- 2019-05-30 US US16/427,017 patent/US11451773B2/en active Active
- 2019-05-31 BR BR112020024520-8A patent/BR112020024520A2/pt unknown
- 2019-05-31 TW TW108119088A patent/TWI827609B/zh active
- 2019-05-31 MX MX2020012846A patent/MX2020012846A/es unknown
- 2019-05-31 KR KR1020207034314A patent/KR102852851B1/ko active Active
- 2019-05-31 EP EP19732509.5A patent/EP3804337B1/en active Active
- 2019-05-31 MY MYPI2020005783A patent/MY206052A/en unknown
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- 2019-05-31 ES ES19732509T patent/ES3001093T3/es active Active
- 2019-05-31 AU AU2019278991A patent/AU2019278991B2/en active Active
- 2019-05-31 CA CA3099795A patent/CA3099795A1/en active Pending
- 2019-05-31 PL PL19732509.5T patent/PL3804337T3/pl unknown
- 2019-05-31 WO PCT/US2019/034964 patent/WO2019232412A1/en not_active Ceased
- 2019-05-31 IL IL278482A patent/IL278482B2/en unknown
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2020
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- 2020-11-25 SA SA520420639A patent/SA520420639B1/ar unknown
- 2020-11-27 CO CONC2020/0014698A patent/CO2020014698A2/es unknown
- 2020-11-27 CL CL2020003085A patent/CL2020003085A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SA520420639B1 (ar) | 2024-10-13 |
| MY206052A (en) | 2024-11-27 |
| CN112243587B (zh) | 2023-01-31 |
| IL278482A (en) | 2020-12-31 |
| JP2021525981A (ja) | 2021-09-27 |
| KR102852851B1 (ko) | 2025-08-29 |
| WO2019232412A1 (en) | 2019-12-05 |
| PL3804337T3 (pl) | 2025-03-24 |
| ES3001093T3 (es) | 2025-03-04 |
| AU2019278991A1 (en) | 2020-12-03 |
| SG11202010952XA (en) | 2020-12-30 |
| MX2020012846A (es) | 2021-02-18 |
| BR112020024520A2 (pt) | 2021-03-02 |
| TW202005399A (zh) | 2020-01-16 |
| EP3804337C0 (en) | 2024-11-27 |
| CN112243587A (zh) | 2021-01-19 |
| JP7422684B2 (ja) | 2024-01-26 |
| AU2019278991B2 (en) | 2022-11-24 |
| US20190373258A1 (en) | 2019-12-05 |
| KR20210015819A (ko) | 2021-02-10 |
| TWI827609B (zh) | 2024-01-01 |
| EP3804337B1 (en) | 2024-11-27 |
| CL2020003085A1 (es) | 2021-06-11 |
| US11451773B2 (en) | 2022-09-20 |
| PH12020551866A1 (en) | 2021-07-19 |
| IL278482B1 (en) | 2024-05-01 |
| IL278482B2 (en) | 2024-09-01 |
| EP3804337A1 (en) | 2021-04-14 |
| CA3099795A1 (en) | 2019-12-05 |
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