CO2021016628A2 - Codificación de índices de recorte para filtro en bucle adaptativo en la codificación de video - Google Patents
Codificación de índices de recorte para filtro en bucle adaptativo en la codificación de videoInfo
- Publication number
- CO2021016628A2 CO2021016628A2 CONC2021/0016628A CO2021016628A CO2021016628A2 CO 2021016628 A2 CO2021016628 A2 CO 2021016628A2 CO 2021016628 A CO2021016628 A CO 2021016628A CO 2021016628 A2 CO2021016628 A2 CO 2021016628A2
- Authority
- CO
- Colombia
- Prior art keywords
- clipping
- encoding
- adaptive loop
- loop filtering
- video
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title abstract 2
- 238000001914 filtration Methods 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
- H04N19/169—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
- H04N19/186—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 colour or a chrominance component
-
- 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
- H04N19/169—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
-
- 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
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962859948P | 2019-06-11 | 2019-06-11 | |
| US16/897,049 US11418779B2 (en) | 2019-06-11 | 2020-06-09 | Clipping indices coding for adaptive loop filter in video coding |
| PCT/US2020/037217 WO2020252154A1 (en) | 2019-06-11 | 2020-06-11 | Clipping indices coding for adaptive loop filter in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO2021016628A2 true CO2021016628A2 (es) | 2022-01-17 |
Family
ID=73745318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CONC2021/0016628A CO2021016628A2 (es) | 2019-06-11 | 2021-12-07 | Codificación de índices de recorte para filtro en bucle adaptativo en la codificación de video |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US11418779B2 (https=) |
| EP (1) | EP3984233B1 (https=) |
| JP (1) | JP7494218B2 (https=) |
| KR (1) | KR102847958B1 (https=) |
| CN (1) | CN113940067B (https=) |
| AU (1) | AU2020292327B2 (https=) |
| BR (1) | BR112021024316A2 (https=) |
| CA (1) | CA3139825A1 (https=) |
| CL (1) | CL2021003263A1 (https=) |
| CO (1) | CO2021016628A2 (https=) |
| IL (1) | IL287900B2 (https=) |
| MX (1) | MX2021015404A (https=) |
| MY (1) | MY210456A (https=) |
| PH (1) | PH12021552843A1 (https=) |
| SG (1) | SG11202112340YA (https=) |
| TW (1) | TWI879773B (https=) |
| WO (1) | WO2020252154A1 (https=) |
| ZA (1) | ZA202110269B (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12368858B2 (en) | 2019-06-14 | 2025-07-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Simplified downsampling for matrix based intra prediction |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020258055A1 (zh) * | 2019-06-25 | 2020-12-30 | 北京大学 | 环路滤波的方法与装置 |
| CN120378608A (zh) * | 2019-07-08 | 2025-07-25 | Lg电子株式会社 | 解码和编码设备及发送用于图像的数据的设备 |
| US20230050232A1 (en) * | 2020-01-15 | 2023-02-16 | Lg Electronics Inc. | In-loop filtering-based image coding apparatus and method |
| US11838557B2 (en) * | 2021-11-17 | 2023-12-05 | Mediatek Inc. | Methods and apparatuses of ALF derivation in video encoding system |
| WO2026007113A1 (zh) * | 2024-07-05 | 2026-01-08 | Oppo广东移动通信有限公司 | 编解码方法、码流、编码器、解码器以及存储介质 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8787449B2 (en) * | 2010-04-09 | 2014-07-22 | Sony Corporation | Optimal separable adaptive loop filter |
| US9094658B2 (en) | 2010-05-10 | 2015-07-28 | Mediatek Inc. | Method and apparatus of adaptive loop filtering |
| US9456111B2 (en) | 2010-06-15 | 2016-09-27 | Mediatek Inc. | System and method for content adaptive clipping |
| US9516306B2 (en) | 2013-03-27 | 2016-12-06 | Qualcomm Incorporated | Depth coding modes signaling of depth data for 3D-HEVC |
| US9602822B2 (en) * | 2013-04-17 | 2017-03-21 | Qualcomm Incorporated | Indication of cross-layer picture type alignment in multi-layer video coding |
| TW201517597A (zh) | 2013-07-31 | 2015-05-01 | Nokia Corp | 用於視訊編碼及解碼之方法及裝置 |
| WO2016204524A1 (ko) * | 2015-06-16 | 2016-12-22 | 엘지전자(주) | 영상의 부호화/복호화 방법 및 이를 위한 장치 |
| US11405611B2 (en) * | 2016-02-15 | 2022-08-02 | Qualcomm Incorporated | Predicting filter coefficients from fixed filters for video coding |
| CA3023986A1 (en) * | 2016-05-13 | 2017-11-16 | Interdigital Vc Holdings, Inc. | Method and apparatus for video coding with adaptive clipping |
| US10419755B2 (en) * | 2016-05-16 | 2019-09-17 | Qualcomm Incorporated | Confusion of multiple filters in adaptive loop filtering in video coding |
| WO2018105579A1 (ja) * | 2016-12-09 | 2018-06-14 | 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 | 符号化装置、復号装置、符号化方法及び復号方法 |
| US11477448B2 (en) | 2019-01-25 | 2022-10-18 | Hfi Innovation Inc. | Method and apparatus for non-linear adaptive loop filtering in video coding |
| WO2020211769A1 (en) | 2019-04-15 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Clipping parameter derivation in adaptive loop filter |
| WO2020224545A1 (en) | 2019-05-04 | 2020-11-12 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods using an adaptive loop filter |
-
2020
- 2020-06-09 US US16/897,049 patent/US11418779B2/en active Active
- 2020-06-11 BR BR112021024316A patent/BR112021024316A2/pt unknown
- 2020-06-11 EP EP20736487.8A patent/EP3984233B1/en active Active
- 2020-06-11 MX MX2021015404A patent/MX2021015404A/es unknown
- 2020-06-11 SG SG11202112340YA patent/SG11202112340YA/en unknown
- 2020-06-11 TW TW109119652A patent/TWI879773B/zh active
- 2020-06-11 JP JP2021572454A patent/JP7494218B2/ja active Active
- 2020-06-11 CN CN202080041761.5A patent/CN113940067B/zh active Active
- 2020-06-11 WO PCT/US2020/037217 patent/WO2020252154A1/en not_active Ceased
- 2020-06-11 CA CA3139825A patent/CA3139825A1/en active Pending
- 2020-06-11 AU AU2020292327A patent/AU2020292327B2/en active Active
- 2020-06-11 MY MYPI2021007280A patent/MY210456A/en unknown
- 2020-06-11 PH PH1/2021/552843A patent/PH12021552843A1/en unknown
- 2020-06-11 IL IL287900A patent/IL287900B2/en unknown
- 2020-06-11 KR KR1020217040041A patent/KR102847958B1/ko active Active
-
2021
- 2021-12-07 CO CONC2021/0016628A patent/CO2021016628A2/es unknown
- 2021-12-09 CL CL2021003263A patent/CL2021003263A1/es unknown
- 2021-12-10 ZA ZA2021/10269A patent/ZA202110269B/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12368858B2 (en) | 2019-06-14 | 2025-07-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Simplified downsampling for matrix based intra prediction |
Also Published As
| Publication number | Publication date |
|---|---|
| CL2021003263A1 (es) | 2023-01-20 |
| AU2020292327A1 (en) | 2021-12-16 |
| JP7494218B2 (ja) | 2024-06-03 |
| WO2020252154A1 (en) | 2020-12-17 |
| JP2022537662A (ja) | 2022-08-29 |
| IL287900A (en) | 2022-01-01 |
| TW202106013A (zh) | 2021-02-01 |
| ZA202110269B (en) | 2025-01-29 |
| EP3984233C0 (en) | 2024-09-25 |
| TWI879773B (zh) | 2025-04-11 |
| KR20220019236A (ko) | 2022-02-16 |
| MX2021015404A (es) | 2022-01-24 |
| IL287900B1 (en) | 2024-09-01 |
| CN113940067B (zh) | 2024-09-06 |
| SG11202112340YA (en) | 2021-12-30 |
| CN113940067A (zh) | 2022-01-14 |
| US20200396452A1 (en) | 2020-12-17 |
| EP3984233A1 (en) | 2022-04-20 |
| CA3139825A1 (en) | 2020-12-17 |
| PH12021552843A1 (en) | 2022-10-17 |
| KR102847958B1 (ko) | 2025-08-19 |
| US11418779B2 (en) | 2022-08-16 |
| EP3984233B1 (en) | 2024-09-25 |
| AU2020292327B2 (en) | 2026-01-29 |
| MY210456A (en) | 2025-09-24 |
| IL287900B2 (en) | 2025-01-01 |
| BR112021024316A2 (pt) | 2022-01-11 |
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