BR112022020255A2 - Filtragem de loop adaptável para suporte a formato de cor - Google Patents
Filtragem de loop adaptável para suporte a formato de corInfo
- Publication number
- BR112022020255A2 BR112022020255A2 BR112022020255A BR112022020255A BR112022020255A2 BR 112022020255 A2 BR112022020255 A2 BR 112022020255A2 BR 112022020255 A BR112022020255 A BR 112022020255A BR 112022020255 A BR112022020255 A BR 112022020255A BR 112022020255 A2 BR112022020255 A2 BR 112022020255A2
- Authority
- BR
- Brazil
- Prior art keywords
- data
- color format
- loop filtering
- adaptive loop
- alf
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title abstract 2
- 238000001914 filtration Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 abstract 4
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
- H04N19/80—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
- H04N19/174—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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
- H04N19/70—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)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Editing Of Facsimile Originals (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063010668P | 2020-04-15 | 2020-04-15 | |
| US17/230,823 US11792412B2 (en) | 2020-04-15 | 2021-04-14 | Adaptive loop filtering for color format support |
| PCT/US2021/027545 WO2021211887A1 (en) | 2020-04-15 | 2021-04-15 | Adaptive loop filtering for color format support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112022020255A2 true BR112022020255A2 (pt) | 2022-12-06 |
Family
ID=78082384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112022020255A BR112022020255A2 (pt) | 2020-04-15 | 2021-04-15 | Filtragem de loop adaptável para suporte a formato de cor |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US11792412B2 (https=) |
| EP (1) | EP4136851A1 (https=) |
| JP (1) | JP7696920B2 (https=) |
| KR (1) | KR20230002335A (https=) |
| CN (1) | CN115398920B (https=) |
| AU (1) | AU2021256044A1 (https=) |
| BR (1) | BR112022020255A2 (https=) |
| CA (1) | CA3173783A1 (https=) |
| CL (1) | CL2022002789A1 (https=) |
| CO (1) | CO2022014475A2 (https=) |
| IL (1) | IL295742B2 (https=) |
| PH (1) | PH12022552307A1 (https=) |
| SA (1) | SA522440521B1 (https=) |
| WO (1) | WO2021211887A1 (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11575890B2 (en) | 2019-05-16 | 2023-02-07 | Lg Electronics Inc. | Image encoding/decoding method and device for signaling filter information on basis of chroma format, and method for transmitting bitstream |
| US11877237B2 (en) * | 2020-06-15 | 2024-01-16 | TriSpace Technologies (OPC) Pvt. Ltd. | System and method for optimizing power consumption in multimedia signal processing in mobile devices |
| US12167008B2 (en) * | 2021-04-20 | 2024-12-10 | Samsung Electronics Co., Ltd. | Operation of video decoding engine for EVC |
| TWI850852B (zh) * | 2021-11-18 | 2024-08-01 | 南韓商韓國煙草人參股份有限公司 | 包括新型香味劑的吸煙製品 |
| CN119213763A (zh) * | 2022-05-05 | 2024-12-27 | 抖音视界有限公司 | 视频编解码中的自适应环路滤波器的滤波器形状切换 |
| EP4520046A4 (en) * | 2022-05-05 | 2026-02-25 | Beijing Bytedance Network Tech Co Ltd | EXTENDED DEFERRALS USING DIFFERENT SOURCES FOR AN ADAPTIVE LOOP FILTER IN VIDEO CODING |
| CN120153651A (zh) * | 2022-11-01 | 2025-06-13 | 抖音视界有限公司 | 视频编解码中的自适应环路滤波器上的自适应滤波器重用方法 |
| WO2024208275A1 (en) * | 2023-04-07 | 2024-10-10 | Douyin Vision Co., Ltd | Using chroma related side information for adaptive loop filter in video coding |
| WO2026012362A1 (en) * | 2024-07-08 | 2026-01-15 | Douyin Vision Co., Ltd. | Filter shape setting for adaptive loop filter in video coding |
| WO2026016999A1 (en) * | 2024-07-15 | 2026-01-22 | Douyin Vision Co., Ltd. | Parameter and control information reusing for loop-filters in video coding |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9807403B2 (en) * | 2011-10-21 | 2017-10-31 | Qualcomm Incorporated | Adaptive loop filtering for chroma components |
| CN104735450B (zh) * | 2015-02-26 | 2019-06-07 | 北京大学 | 一种在视频编解码中进行自适应环路滤波的方法及装置 |
| US20180041778A1 (en) * | 2016-08-02 | 2018-02-08 | Qualcomm Incorporated | Geometry transformation-based adaptive loop filtering |
| US11140418B2 (en) * | 2018-07-17 | 2021-10-05 | Qualcomm Incorporated | Block-based adaptive loop filter design and signaling |
| GB2582029A (en) * | 2019-03-08 | 2020-09-09 | Canon Kk | An adaptive loop filter |
| WO2020211770A1 (en) | 2019-04-15 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Temporal prediction of parameters in non-linear adaptive loop filter |
| CN120378607A (zh) * | 2019-07-08 | 2025-07-25 | Lg电子株式会社 | 解码和编码方法及数据的发送方法 |
| US20210168406A1 (en) * | 2019-11-29 | 2021-06-03 | Tencent America LLC | Signaling of video coding tools supporting various chroma formats |
| US11303914B2 (en) * | 2020-01-08 | 2022-04-12 | Tencent America LLC | Method and apparatus for video coding |
-
2021
- 2021-04-14 US US17/230,823 patent/US11792412B2/en active Active
- 2021-04-15 CN CN202180028173.2A patent/CN115398920B/zh active Active
- 2021-04-15 JP JP2022561171A patent/JP7696920B2/ja active Active
- 2021-04-15 PH PH1/2022/552307A patent/PH12022552307A1/en unknown
- 2021-04-15 EP EP21724836.8A patent/EP4136851A1/en active Pending
- 2021-04-15 KR KR1020227033084A patent/KR20230002335A/ko active Pending
- 2021-04-15 CA CA3173783A patent/CA3173783A1/en active Pending
- 2021-04-15 AU AU2021256044A patent/AU2021256044A1/en active Pending
- 2021-04-15 WO PCT/US2021/027545 patent/WO2021211887A1/en not_active Ceased
- 2021-04-15 BR BR112022020255A patent/BR112022020255A2/pt unknown
- 2021-04-15 IL IL295742A patent/IL295742B2/en unknown
-
2022
- 2022-09-14 SA SA522440521A patent/SA522440521B1/ar unknown
- 2022-10-11 CL CL2022002789A patent/CL2022002789A1/es unknown
- 2022-10-12 CO CONC2022/0014475A patent/CO2022014475A2/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN115398920B (zh) | 2025-10-17 |
| JP7696920B2 (ja) | 2025-06-23 |
| AU2021256044A1 (en) | 2022-09-22 |
| IL295742B1 (en) | 2025-06-01 |
| CO2022014475A2 (es) | 2022-11-08 |
| CA3173783A1 (en) | 2021-10-21 |
| US11792412B2 (en) | 2023-10-17 |
| SA522440521B1 (ar) | 2024-02-22 |
| EP4136851A1 (en) | 2023-02-22 |
| PH12022552307A1 (en) | 2023-12-11 |
| US20210329272A1 (en) | 2021-10-21 |
| IL295742B2 (en) | 2025-10-01 |
| JP2023521969A (ja) | 2023-05-26 |
| CN115398920A (zh) | 2022-11-25 |
| KR20230002335A (ko) | 2023-01-05 |
| IL295742A (en) | 2022-10-01 |
| CL2022002789A1 (es) | 2023-06-23 |
| WO2021211887A1 (en) | 2021-10-21 |
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