CO2021011792A2 - Manejo de límites para filtrado de bucle adaptativo - Google Patents
Manejo de límites para filtrado de bucle adaptativoInfo
- Publication number
- CO2021011792A2 CO2021011792A2 CONC2021/0011792A CO2021011792A CO2021011792A2 CO 2021011792 A2 CO2021011792 A2 CO 2021011792A2 CO 2021011792 A CO2021011792 A CO 2021011792A CO 2021011792 A2 CO2021011792 A2 CO 2021011792A2
- Authority
- CO
- Colombia
- Prior art keywords
- adaptive loop
- video data
- reconstructed block
- sample
- video
- Prior art date
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
- H04N19/132—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/182—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
- H04N19/80—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
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 |
|---|---|---|---|
| US201962816728P | 2019-03-11 | 2019-03-11 | |
| US16/814,597 US11910024B2 (en) | 2019-03-11 | 2020-03-10 | Boundary handling for adaptive loop filtering |
| PCT/US2020/022132 WO2020185919A1 (en) | 2019-03-11 | 2020-03-11 | Boundary handling for adaptive loop filtering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO2021011792A2 true CO2021011792A2 (es) | 2021-09-20 |
Family
ID=72423568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CONC2021/0011792A CO2021011792A2 (es) | 2019-03-11 | 2021-09-08 | Manejo de límites para filtrado de bucle adaptativo |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US11910024B2 (https=) |
| EP (1) | EP3939321A1 (https=) |
| JP (1) | JP7507169B2 (https=) |
| KR (1) | KR20210135246A (https=) |
| CN (1) | CN113557743B (https=) |
| AU (1) | AU2020234574B2 (https=) |
| BR (1) | BR112021017449A2 (https=) |
| CA (1) | CA3131117A1 (https=) |
| CL (1) | CL2021002356A1 (https=) |
| CO (1) | CO2021011792A2 (https=) |
| IL (1) | IL285638B2 (https=) |
| MX (1) | MX2021010859A (https=) |
| MY (1) | MY208959A (https=) |
| PH (1) | PH12021551988A1 (https=) |
| SA (1) | SA521430180B1 (https=) |
| SG (1) | SG11202108952SA (https=) |
| TW (1) | TWI845635B (https=) |
| WO (1) | WO2020185919A1 (https=) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11044473B2 (en) * | 2018-12-21 | 2021-06-22 | Qualcomm Incorporated | Adaptive loop filtering classification in video coding |
| US11153598B2 (en) * | 2019-06-04 | 2021-10-19 | Tencent America LLC | Method and apparatus for video coding using a subblock-based affine motion model |
| 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 |
| KR102707854B1 (ko) | 2019-07-15 | 2024-09-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링에서의 분류 |
| 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 |
| KR102762212B1 (ko) | 2019-10-10 | 2025-02-07 | 두인 비전 컴퍼니 리미티드 | 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스 |
| CN115428449B (zh) * | 2019-11-04 | 2024-12-31 | 抖音视界有限公司 | 处理视频数据的方法、装置及存储介质 |
| US11425405B2 (en) * | 2019-11-15 | 2022-08-23 | Qualcomm Incorporated | Cross-component adaptive loop filter in video coding |
| WO2022066783A1 (en) * | 2020-09-23 | 2022-03-31 | Beijing Dajia Internet Information Technology Co., Ltd. | Chroma coding enhancement in cross-component sample adaptive offset with virtual boundary |
| CN119547433A (zh) * | 2022-06-28 | 2025-02-28 | 抖音视界有限公司 | 视频编码编解码中用于自适应环路滤波器的填充方法 |
| US20240348796A1 (en) * | 2023-04-13 | 2024-10-17 | Qualcomm Incorporated | Coding affine motion models for video coding |
| US20250014226A1 (en) * | 2023-07-07 | 2025-01-09 | Sony Interactive Entertainment LLC | Optimized partition selection for bc7 texture encoding |
| US20250119540A1 (en) * | 2023-10-06 | 2025-04-10 | Qualcomm Incorporated | Applying a scaling factor to select a filter for filtering decoded video data |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8548041B2 (en) | 2008-09-25 | 2013-10-01 | Mediatek Inc. | Adaptive filter |
| US9525884B2 (en) | 2010-11-02 | 2016-12-20 | Hfi Innovation Inc. | Method and apparatus of slice boundary filtering for high efficiency video coding |
| US9060174B2 (en) * | 2010-12-28 | 2015-06-16 | Fish Dive, Inc. | Method and system for selectively breaking prediction in video coding |
| US9641866B2 (en) | 2011-08-18 | 2017-05-02 | Qualcomm Incorporated | Applying partition-based filters |
| US20130107973A1 (en) | 2011-10-28 | 2013-05-02 | Qualcomm Incorporated | Loop filtering control over tile boundaries |
| US10136144B2 (en) | 2012-05-21 | 2018-11-20 | Mediatek Singapore Pte. Ltd. | Method and apparatus of inter-layer filtering for scalable video coding |
| US9357211B2 (en) * | 2012-12-28 | 2016-05-31 | Qualcomm Incorporated | Device and method for scalable and multiview/3D coding of video information |
| US10057574B2 (en) | 2015-02-11 | 2018-08-21 | Qualcomm Incorporated | Coding tree unit (CTU) level adaptive loop filter (ALF) |
| KR20180014675A (ko) | 2016-08-01 | 2018-02-09 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| US10721469B2 (en) | 2017-11-28 | 2020-07-21 | Qualcomm Incorporated | Line buffer reduction for adaptive loop filtering in video coding |
| KR102643115B1 (ko) | 2017-11-29 | 2024-03-04 | 한국전자통신연구원 | 루프내 필터링을 이용한 영상 부호화/복호화 방법 및 장치 |
| CN118042153A (zh) * | 2018-01-25 | 2024-05-14 | 三星电子株式会社 | 使用基于子块的运动补偿进行视频信号处理的方法和装置 |
| US11451773B2 (en) | 2018-06-01 | 2022-09-20 | Qualcomm Incorporated | Block-based adaptive loop filter (ALF) design and signaling |
-
2020
- 2020-03-10 US US16/814,597 patent/US11910024B2/en active Active
- 2020-03-11 WO PCT/US2020/022132 patent/WO2020185919A1/en not_active Ceased
- 2020-03-11 KR KR1020217028612A patent/KR20210135246A/ko active Pending
- 2020-03-11 MX MX2021010859A patent/MX2021010859A/es unknown
- 2020-03-11 IL IL285638A patent/IL285638B2/en unknown
- 2020-03-11 AU AU2020234574A patent/AU2020234574B2/en active Active
- 2020-03-11 JP JP2021552913A patent/JP7507169B2/ja active Active
- 2020-03-11 MY MYPI2021004688A patent/MY208959A/en unknown
- 2020-03-11 PH PH1/2021/551988A patent/PH12021551988A1/en unknown
- 2020-03-11 CN CN202080018563.7A patent/CN113557743B/zh active Active
- 2020-03-11 EP EP20716350.2A patent/EP3939321A1/en active Pending
- 2020-03-11 BR BR112021017449A patent/BR112021017449A2/pt unknown
- 2020-03-11 TW TW109108071A patent/TWI845635B/zh not_active IP Right Cessation
- 2020-03-11 SG SG11202108952SA patent/SG11202108952SA/en unknown
- 2020-03-11 CA CA3131117A patent/CA3131117A1/en active Pending
-
2021
- 2021-08-29 SA SA521430180A patent/SA521430180B1/ar unknown
- 2021-09-08 CO CONC2021/0011792A patent/CO2021011792A2/es unknown
- 2021-09-09 CL CL2021002356A patent/CL2021002356A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN113557743A (zh) | 2021-10-26 |
| TW202042553A (zh) | 2020-11-16 |
| TWI845635B (zh) | 2024-06-21 |
| MY208959A (en) | 2025-06-13 |
| BR112021017449A2 (pt) | 2021-11-16 |
| IL285638B1 (en) | 2024-06-01 |
| IL285638A (en) | 2021-09-30 |
| CA3131117A1 (en) | 2020-09-17 |
| EP3939321A1 (en) | 2022-01-19 |
| KR20210135246A (ko) | 2021-11-12 |
| JP7507169B2 (ja) | 2024-06-27 |
| SA521430180B1 (ar) | 2024-08-28 |
| SG11202108952SA (en) | 2021-09-29 |
| CL2021002356A1 (es) | 2022-06-10 |
| PH12021551988A1 (en) | 2022-08-22 |
| JP2022524055A (ja) | 2022-04-27 |
| AU2020234574B2 (en) | 2025-08-28 |
| CN113557743B (zh) | 2025-02-11 |
| MX2021010859A (es) | 2021-10-22 |
| IL285638B2 (en) | 2024-10-01 |
| US11910024B2 (en) | 2024-02-20 |
| AU2020234574A1 (en) | 2021-09-16 |
| WO2020185919A1 (en) | 2020-09-17 |
| US20200296425A1 (en) | 2020-09-17 |
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