KR20260027354A - 비디오 필터링 방법 및 장치 - Google Patents
비디오 필터링 방법 및 장치Info
- Publication number
- KR20260027354A KR20260027354A KR1020267003742A KR20267003742A KR20260027354A KR 20260027354 A KR20260027354 A KR 20260027354A KR 1020267003742 A KR1020267003742 A KR 1020267003742A KR 20267003742 A KR20267003742 A KR 20267003742A KR 20260027354 A KR20260027354 A KR 20260027354A
- Authority
- KR
- South Korea
- Prior art keywords
- filter
- video
- sample
- block
- chroma
- 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.)
- Pending
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
- H04N19/10—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
- H04N19/124—Quantisation
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/182—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
- H04N19/169—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
- H04N19/70—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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202163160560P | 2021-03-12 | 2021-03-12 | |
| US63/160,560 | 2021-03-12 | ||
| US17/449,199 | 2021-09-28 | ||
| US17/449,199 US11785213B2 (en) | 2021-03-12 | 2021-09-28 | Method and apparatus for video filtering |
| KR1020227037558A KR102925104B1 (ko) | 2021-03-12 | 2021-09-30 | 비디오 필터링 방법 및 장치 |
| PCT/US2021/053023 WO2022191874A1 (en) | 2021-03-12 | 2021-09-30 | Method and apparatus for video filtering |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020227037558A Division KR102925104B1 (ko) | 2021-03-12 | 2021-09-30 | 비디오 필터링 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20260027354A true KR20260027354A (ko) | 2026-02-27 |
Family
ID=83195363
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020267003742A Pending KR20260027354A (ko) | 2021-03-12 | 2021-09-30 | 비디오 필터링 방법 및 장치 |
| KR1020227037558A Active KR102925104B1 (ko) | 2021-03-12 | 2021-09-30 | 비디오 필터링 방법 및 장치 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020227037558A Active KR102925104B1 (ko) | 2021-03-12 | 2021-09-30 | 비디오 필터링 방법 및 장치 |
Country Status (6)
| Country | Link |
|---|---|
| US (3) | US11785213B2 (https=) |
| EP (1) | EP4101163A4 (https=) |
| JP (3) | JP7408834B2 (https=) |
| KR (2) | KR20260027354A (https=) |
| CN (2) | CN118631994A (https=) |
| WO (1) | WO2022191874A1 (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024141079A1 (en) * | 2022-12-31 | 2024-07-04 | Beijing Bytedance Network Technology Co., Ltd. | Method, apparatus, and medium for video processing |
| US20240357095A1 (en) * | 2023-04-13 | 2024-10-24 | Qualcomm Incorporated | Adaptive video filter |
| US12593039B2 (en) | 2023-08-30 | 2026-03-31 | Tencent America LLC | Cross-component sample offset (CCSO) with adaptive multi-tap-filter classifiers |
| WO2026055438A1 (en) * | 2024-09-08 | 2026-03-12 | Google Llc | Scaling in cross-component sample offset |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101971632B (zh) * | 2008-01-08 | 2013-10-16 | 艾利森电话股份有限公司 | 自适应滤波 |
| WO2012094751A1 (en) * | 2011-01-14 | 2012-07-19 | Ebrisk Video Inc. | Adaptive loop filtering using tables of filter sets for video coding |
| AU2013248857B2 (en) * | 2012-04-16 | 2015-11-05 | Hfi Innovation Inc. | Method and apparatus for loop filtering across slice or tile boundaries |
| US9142012B2 (en) * | 2012-05-31 | 2015-09-22 | Apple Inc. | Systems and methods for chroma noise reduction |
| EP3011744A4 (en) * | 2013-07-15 | 2017-03-01 | HFI Innovation Inc. | Method of sample adaptive offset processing for video coding |
| GB2580173B (en) | 2018-12-21 | 2022-07-27 | Canon Kk | A filter |
| CA3136587A1 (en) * | 2019-05-04 | 2020-11-12 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods using an adaptive loop filter |
| US11930169B2 (en) | 2019-06-27 | 2024-03-12 | Hfi Innovation Inc. | Method and apparatus of cross-component adaptive loop filtering for video coding |
| CN120302049A (zh) * | 2019-08-08 | 2025-07-11 | 松下电器（美国）知识产权公司 | 用于视频编码的系统和方法 |
| WO2021045130A1 (en) * | 2019-09-03 | 2021-03-11 | Panasonic Intellectual Property Corporation Of America | System and method for video coding |
| US20210076032A1 (en) * | 2019-09-09 | 2021-03-11 | Qualcomm Incorporated | Filter shapes for cross-component adaptive loop filter with different chroma formats in video coding |
| WO2021052490A1 (en) * | 2019-09-19 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Scaling window in video coding |
| US11265558B2 (en) * | 2019-11-22 | 2022-03-01 | Qualcomm Incorporated | Cross-component adaptive loop filter |
| US12075034B2 (en) * | 2020-07-24 | 2024-08-27 | Qualcomm Incorporated | Multiple adaptive loop filter sets |
| US11595644B2 (en) | 2020-10-01 | 2023-02-28 | Tencent America LLC | Method and apparatus for offset in video filtering |
| US11546638B2 (en) * | 2020-12-08 | 2023-01-03 | Tencent America LLC | Method and apparatus for video filtering |
-
2021
- 2021-09-28 US US17/449,199 patent/US11785213B2/en active Active
- 2021-09-30 WO PCT/US2021/053023 patent/WO2022191874A1/en not_active Ceased
- 2021-09-30 JP JP2022560379A patent/JP7408834B2/ja active Active
- 2021-09-30 EP EP21928346.2A patent/EP4101163A4/en active Pending
- 2021-09-30 CN CN202410861727.2A patent/CN118631994A/zh active Pending
- 2021-09-30 KR KR1020267003742A patent/KR20260027354A/ko active Pending
- 2021-09-30 KR KR1020227037558A patent/KR102925104B1/ko active Active
- 2021-09-30 CN CN202180025557.9A patent/CN115398893B/zh active Active
-
2023
- 2023-09-06 US US18/462,014 patent/US12375656B2/en active Active
- 2023-12-20 JP JP2023215040A patent/JP7768960B2/ja active Active
-
2025
- 2025-07-02 US US19/258,872 patent/US20250337896A1/en active Pending
- 2025-10-29 JP JP2025182518A patent/JP2026012316A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20250337896A1 (en) | 2025-10-30 |
| EP4101163A1 (en) | 2022-12-14 |
| US12375656B2 (en) | 2025-07-29 |
| US20220295053A1 (en) | 2022-09-15 |
| CN115398893A (zh) | 2022-11-25 |
| JP2024019652A (ja) | 2024-02-09 |
| JP2023521324A (ja) | 2023-05-24 |
| JP7408834B2 (ja) | 2024-01-05 |
| KR20220160082A (ko) | 2022-12-05 |
| KR102925104B1 (ko) | 2026-02-10 |
| EP4101163A4 (en) | 2023-07-05 |
| US20230421759A1 (en) | 2023-12-28 |
| CN115398893B (zh) | 2024-05-28 |
| JP2026012316A (ja) | 2026-01-23 |
| JP7768960B2 (ja) | 2025-11-12 |
| CN118631994A (zh) | 2024-09-10 |
| WO2022191874A1 (en) | 2022-09-15 |
| US11785213B2 (en) | 2023-10-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A16 | Divisional, continuation or continuation in part application filed |
Free format text: ST27 STATUS EVENT CODE: A-0-1-A10-A16-DIV-PA0104 (AS PROVIDED BY THE NATIONAL OFFICE) |
|
| PA0104 | Divisional application for international application |
St.27 status event code: A-0-1-A10-A16-div-PA0104 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| Q12 | Application published |
Free format text: ST27 STATUS EVENT CODE: A-1-1-Q10-Q12-NAP-PG1501 (AS PROVIDED BY THE NATIONAL OFFICE) |