HUE062450T2 - Rendszer, berendezés és eljárás inter-predikciós finomításra optikai áramlással - Google Patents
Rendszer, berendezés és eljárás inter-predikciós finomításra optikai áramlássalInfo
- Publication number
- HUE062450T2 HUE062450T2 HUE20709041A HUE20709041A HUE062450T2 HU E062450 T2 HUE062450 T2 HU E062450T2 HU E20709041 A HUE20709041 A HU E20709041A HU E20709041 A HUE20709041 A HU E20709041A HU E062450 T2 HUE062450 T2 HU E062450T2
- Authority
- HU
- Hungary
- Prior art keywords
- systems
- methods
- inter prediction
- optical flow
- prediction refinement
- Prior art date
Links
- 230000003287 optical effect Effects 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
- H04N19/50—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
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- 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
- H04N19/50—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
- H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting 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
- H04N19/117—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
- H04N19/102—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
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
-
- 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
- H04N19/10—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
- H04N19/50—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
- H04N19/537—Motion estimation other than block-based
- H04N19/54—Motion estimation other than block-based using feature points or meshes
-
- 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
- H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962802428P | 2019-02-07 | 2019-02-07 | |
| US201962814611P | 2019-03-06 | 2019-03-06 | |
| US201962833999P | 2019-04-15 | 2019-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HUE062450T2 true HUE062450T2 (hu) | 2023-11-28 |
Family
ID=69740830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HUE20709041A HUE062450T2 (hu) | 2019-02-07 | 2020-02-04 | Rendszer, berendezés és eljárás inter-predikciós finomításra optikai áramlással |
Country Status (19)
| Country | Link |
|---|---|
| US (2) | US11695950B2 (hu) |
| EP (2) | EP3922025B1 (hu) |
| JP (2) | JP7307184B2 (hu) |
| KR (2) | KR20230170987A (hu) |
| CN (1) | CN113383551A (hu) |
| AU (1) | AU2020219836A1 (hu) |
| BR (1) | BR112021015598A2 (hu) |
| CA (1) | CA3129080A1 (hu) |
| DK (1) | DK3922025T3 (hu) |
| ES (1) | ES2950165T3 (hu) |
| FI (1) | FI3922025T3 (hu) |
| HU (1) | HUE062450T2 (hu) |
| IL (2) | IL285212B2 (hu) |
| MX (1) | MX2021009333A (hu) |
| PL (1) | PL3922025T3 (hu) |
| SG (1) | SG11202108295YA (hu) |
| TW (1) | TWI846813B (hu) |
| WO (1) | WO2020163319A1 (hu) |
| ZA (1) | ZA202105444B (hu) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113574869B (zh) * | 2019-03-17 | 2024-01-05 | 北京字节跳动网络技术有限公司 | 基于光流的预测细化 |
| US11350108B2 (en) * | 2019-03-18 | 2022-05-31 | Tencent America LLC | Affine inter prediction refinement with optical flow |
| US11523109B2 (en) * | 2019-05-02 | 2022-12-06 | Tencent America LLC | Method and apparatus for improvements of affine prof |
| EP3991432A1 (en) * | 2019-07-01 | 2022-05-04 | InterDigital VC Holdings France, SAS | Bi-directional optical flow refinement of affine motion compensation |
| JP2022547599A (ja) * | 2019-09-12 | 2022-11-14 | アリババ グループ ホウルディング リミテッド | 映像符号化情報をシグナリングするための方法及び装置 |
| US11641475B2 (en) * | 2019-09-12 | 2023-05-02 | Alibaba Group Holding Limited | Method and apparatus for encoding or decoding video |
| CN114079784A (zh) * | 2020-08-20 | 2022-02-22 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器以及计算机存储介质 |
| WO2022061680A1 (zh) * | 2020-09-24 | 2022-03-31 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器以及计算机存储介质 |
| EP4222962A4 (en) * | 2020-10-15 | 2024-03-20 | Beijing Dajia Internet Information Technology Co., Ltd. | IMPROVED MOTION ESTIMATION FOR INTERCODING |
| US20230328276A1 (en) * | 2022-04-11 | 2023-10-12 | Qualcomm Incorporated | Derivation of affine merge candidates with linear regression for video coding |
| WO2024149344A1 (en) * | 2023-01-13 | 2024-07-18 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2024211353A1 (en) * | 2023-04-04 | 2024-10-10 | Google Llc | Motion refinement using bilateral matching with warped refinement models |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9596448B2 (en) * | 2013-03-18 | 2017-03-14 | Qualcomm Incorporated | Simplifications on disparity vector derivation and motion vector prediction in 3D video coding |
| WO2016008157A1 (en) * | 2014-07-18 | 2016-01-21 | Mediatek Singapore Pte. Ltd. | Methods for motion compensation using high order motion model |
| US10200713B2 (en) * | 2015-05-11 | 2019-02-05 | Qualcomm Incorporated | Search region determination for inter coding within a particular picture of video data |
| US10560712B2 (en) * | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
| US20180199057A1 (en) * | 2017-01-12 | 2018-07-12 | Mediatek Inc. | Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding |
| US10701366B2 (en) * | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
| US10805630B2 (en) * | 2017-04-28 | 2020-10-13 | Qualcomm Incorporated | Gradient based matching for motion search and derivation |
| US11206419B2 (en) * | 2017-05-17 | 2021-12-21 | Kt Corporation | Method and device for video signal processing |
| BR112020000032A2 (pt) * | 2017-07-03 | 2020-07-14 | Vid Scale, Inc. | dispositivo e método de codificação de dados de vídeo. |
| KR20200116461A (ko) * | 2018-02-06 | 2020-10-12 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 |
| JP7181039B2 (ja) | 2018-09-28 | 2022-11-30 | 能美防災株式会社 | 防災システム |
| US20200296405A1 (en) * | 2019-03-14 | 2020-09-17 | Qualcomm Incorporated | Affine motion compensation refinement using optical flow |
-
2020
- 2020-02-04 WO PCT/US2020/016564 patent/WO2020163319A1/en active Application Filing
- 2020-02-04 EP EP20709041.6A patent/EP3922025B1/en active Active
- 2020-02-04 HU HUE20709041A patent/HUE062450T2/hu unknown
- 2020-02-04 CN CN202080012137.2A patent/CN113383551A/zh active Pending
- 2020-02-04 CA CA3129080A patent/CA3129080A1/en active Pending
- 2020-02-04 PL PL20709041.6T patent/PL3922025T3/pl unknown
- 2020-02-04 KR KR1020237042446A patent/KR20230170987A/ko not_active Application Discontinuation
- 2020-02-04 US US17/426,976 patent/US11695950B2/en active Active
- 2020-02-04 KR KR1020217025158A patent/KR102612975B1/ko active IP Right Grant
- 2020-02-04 ES ES20709041T patent/ES2950165T3/es active Active
- 2020-02-04 IL IL285212A patent/IL285212B2/en unknown
- 2020-02-04 AU AU2020219836A patent/AU2020219836A1/en active Pending
- 2020-02-04 MX MX2021009333A patent/MX2021009333A/es unknown
- 2020-02-04 SG SG11202108295YA patent/SG11202108295YA/en unknown
- 2020-02-04 BR BR112021015598-8A patent/BR112021015598A2/pt unknown
- 2020-02-04 DK DK20709041.6T patent/DK3922025T3/da active
- 2020-02-04 JP JP2021545364A patent/JP7307184B2/ja active Active
- 2020-02-04 IL IL309973A patent/IL309973A/en unknown
- 2020-02-04 FI FIEP20709041.6T patent/FI3922025T3/fi active
- 2020-02-04 EP EP23163135.9A patent/EP4221223A1/en active Pending
- 2020-02-06 TW TW109103650A patent/TWI846813B/zh active
-
2021
- 2021-07-30 ZA ZA2021/05444A patent/ZA202105444B/en unknown
-
2023
- 2023-05-18 US US18/199,238 patent/US20230291927A1/en active Pending
- 2023-06-29 JP JP2023107021A patent/JP2023130415A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IL285212A (en) | 2021-09-30 |
| JP7307184B2 (ja) | 2023-07-11 |
| KR20230170987A (ko) | 2023-12-19 |
| CN113383551A (zh) | 2021-09-10 |
| KR102612975B1 (ko) | 2023-12-11 |
| AU2020219836A1 (en) | 2021-08-26 |
| ES2950165T3 (es) | 2023-10-05 |
| ZA202105444B (en) | 2023-12-20 |
| CN114666582A (zh) | 2022-06-24 |
| DK3922025T3 (da) | 2023-07-24 |
| FI3922025T3 (fi) | 2023-07-07 |
| EP3922025B1 (en) | 2023-05-24 |
| WO2020163319A1 (en) | 2020-08-13 |
| BR112021015598A2 (pt) | 2021-10-05 |
| IL285212B1 (en) | 2024-02-01 |
| CA3129080A1 (en) | 2020-08-13 |
| KR20210133956A (ko) | 2021-11-08 |
| SG11202108295YA (en) | 2021-08-30 |
| EP4221223A1 (en) | 2023-08-02 |
| IL309973A (en) | 2024-03-01 |
| US11695950B2 (en) | 2023-07-04 |
| EP3922025A1 (en) | 2021-12-15 |
| JP2022519358A (ja) | 2022-03-23 |
| TW202046736A (zh) | 2020-12-16 |
| US20220210462A1 (en) | 2022-06-30 |
| MX2021009333A (es) | 2021-10-13 |
| PL3922025T3 (pl) | 2023-09-11 |
| US20230291927A1 (en) | 2023-09-14 |
| TWI846813B (zh) | 2024-07-01 |
| IL285212B2 (en) | 2024-06-01 |
| JP2023130415A (ja) | 2023-09-20 |
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