SG11202111550WA - Gradient-based prediction refinement for video coding - Google Patents
Gradient-based prediction refinement for video codingInfo
- Publication number
- SG11202111550WA SG11202111550WA SG11202111550WA SG11202111550WA SG11202111550WA SG 11202111550W A SG11202111550W A SG 11202111550WA SG 11202111550W A SG11202111550W A SG 11202111550WA SG 11202111550W A SG11202111550W A SG 11202111550WA SG 11202111550W A SG11202111550W A SG 11202111550WA
- Authority
- SG
- Singapore
- Prior art keywords
- gradient
- video coding
- based prediction
- prediction refinement
- refinement
- Prior art date
Links
Classifications
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- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- 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
-
- 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
- H04N19/134—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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/527—Global motion vector 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- 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
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 |
---|---|---|---|
US201962849352P | 2019-05-17 | 2019-05-17 | |
US16/874,057 US11317088B2 (en) | 2019-05-17 | 2020-05-14 | Gradient-based prediction refinement for video coding |
PCT/US2020/033091 WO2020236568A1 (en) | 2019-05-17 | 2020-05-15 | Gradient-based prediction refinement for video coding |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11202111550WA true SG11202111550WA (en) | 2021-12-30 |
Family
ID=73230856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202111550WA SG11202111550WA (en) | 2019-05-17 | 2020-05-15 | Gradient-based prediction refinement for video coding |
Country Status (13)
Country | Link |
---|---|
US (1) | US11317088B2 (pt) |
EP (1) | EP3970370A1 (pt) |
JP (1) | JP2022533061A (pt) |
KR (1) | KR20220009384A (pt) |
CN (1) | CN113950839A (pt) |
BR (1) | BR112021022331A2 (pt) |
CA (1) | CA3137462A1 (pt) |
CO (1) | CO2021015352A2 (pt) |
IL (1) | IL287257B1 (pt) |
MX (1) | MX2021014018A (pt) |
SG (1) | SG11202111550WA (pt) |
TW (1) | TW202101996A (pt) |
WO (1) | WO2020236568A1 (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10609423B2 (en) | 2016-09-07 | 2020-03-31 | Qualcomm Incorporated | Tree-type coding for video coding |
US11962796B2 (en) | 2019-04-01 | 2024-04-16 | Qualcomm Incorporated | Gradient-based prediction refinement for video coding |
WO2021054886A1 (en) * | 2019-09-20 | 2021-03-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods of video encoding and/or decoding with bidirectional optical flow simplification on shift operations and related apparatus |
WO2021060262A1 (ja) * | 2019-09-23 | 2021-04-01 | ソニー株式会社 | 画像処理装置および画像処理方法 |
WO2024083992A1 (en) * | 2022-10-21 | 2024-04-25 | Interdigital Ce Patent Holdings, Sas | Low complexity motion refinement |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3413563A4 (en) * | 2016-02-03 | 2019-10-23 | Sharp Kabushiki Kaisha | DEVICE FOR DECODING MOVEMENT PICTURES, APPARATUS FOR CODING MOVEMENT IMAGES AND DEVICE FOR GENERATING FORECAST PICTURES |
CN109121465B (zh) * | 2016-05-06 | 2023-06-06 | 交互数字麦迪逊专利控股公司 | 用于运动补偿残差预测的系统和方法 |
WO2018125972A1 (en) * | 2016-12-28 | 2018-07-05 | Arris Enterprises Llc | Adaptive unequal weight planar prediction |
JP7036628B2 (ja) * | 2017-03-10 | 2022-03-15 | 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 |
US10477237B2 (en) * | 2017-06-28 | 2019-11-12 | Futurewei Technologies, Inc. | Decoder side motion vector refinement in video coding |
CN110832858B (zh) * | 2017-07-03 | 2023-10-13 | Vid拓展公司 | 用于视频编解码的设备、方法 |
EP3643065A1 (en) * | 2017-07-24 | 2020-04-29 | ARRIS Enterprises LLC | Intra mode jvet coding |
CN112166608A (zh) * | 2018-04-06 | 2021-01-01 | Vid拓展公司 | 采用简化梯度推导的双向光流方法 |
US10986343B2 (en) * | 2018-04-15 | 2021-04-20 | Arris Enterprises Llc | Reducing overhead for multiple-hypothesis temporal prediction |
-
2020
- 2020-05-14 US US16/874,057 patent/US11317088B2/en active Active
- 2020-05-15 EP EP20730522.8A patent/EP3970370A1/en active Pending
- 2020-05-15 KR KR1020217036507A patent/KR20220009384A/ko unknown
- 2020-05-15 CA CA3137462A patent/CA3137462A1/en active Pending
- 2020-05-15 CN CN202080034608.XA patent/CN113950839A/zh active Pending
- 2020-05-15 IL IL287257A patent/IL287257B1/en unknown
- 2020-05-15 MX MX2021014018A patent/MX2021014018A/es unknown
- 2020-05-15 BR BR112021022331A patent/BR112021022331A2/pt unknown
- 2020-05-15 SG SG11202111550WA patent/SG11202111550WA/en unknown
- 2020-05-15 WO PCT/US2020/033091 patent/WO2020236568A1/en active Application Filing
- 2020-05-15 JP JP2021566995A patent/JP2022533061A/ja active Pending
- 2020-05-15 TW TW109116300A patent/TW202101996A/zh unknown
-
2021
- 2021-11-16 CO CONC2021/0015352A patent/CO2021015352A2/es unknown
Also Published As
Publication number | Publication date |
---|---|
CN113950839A (zh) | 2022-01-18 |
IL287257B1 (en) | 2024-04-01 |
KR20220009384A (ko) | 2022-01-24 |
CA3137462A1 (en) | 2020-11-26 |
US20200366889A1 (en) | 2020-11-19 |
IL287257A (en) | 2021-12-01 |
BR112021022331A2 (pt) | 2021-12-28 |
WO2020236568A1 (en) | 2020-11-26 |
EP3970370A1 (en) | 2022-03-23 |
JP2022533061A (ja) | 2022-07-21 |
TW202101996A (zh) | 2021-01-01 |
MX2021014018A (es) | 2021-12-10 |
CO2021015352A2 (es) | 2021-11-19 |
US11317088B2 (en) | 2022-04-26 |
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