CO2019007120A2 - Reconstrucciones de vectores de movimiento para flujo óptico bidireccional (bio) - Google Patents
Reconstrucciones de vectores de movimiento para flujo óptico bidireccional (bio)Info
- Publication number
- CO2019007120A2 CO2019007120A2 CONC2019/0007120A CO2019007120A CO2019007120A2 CO 2019007120 A2 CO2019007120 A2 CO 2019007120A2 CO 2019007120 A CO2019007120 A CO 2019007120A CO 2019007120 A2 CO2019007120 A2 CO 2019007120A2
- Authority
- CO
- Colombia
- Prior art keywords
- block
- bio
- predictive
- sub
- determining
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title abstract 2
- 230000002457 bidirectional effect Effects 0.000 abstract 2
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
- H04N19/577—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
- H04N19/10—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
- H04N19/134—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
- H04N19/157—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
- 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
- H04N19/50—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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/144—Movement detection
- H04N5/145—Movement estimation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762442357P | 2017-01-04 | 2017-01-04 | |
| US201762445152P | 2017-01-11 | 2017-01-11 | |
| US15/861,515 US10931969B2 (en) | 2017-01-04 | 2018-01-03 | Motion vector reconstructions for bi-directional optical flow (BIO) |
| PCT/US2018/012360 WO2018129172A1 (en) | 2017-01-04 | 2018-01-04 | Motion vector reconstructions for bi-directional optical flow (bio) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO2019007120A2 true CO2019007120A2 (es) | 2019-09-18 |
Family
ID=62711435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CONC2019/0007120A CO2019007120A2 (es) | 2017-01-04 | 2019-07-02 | Reconstrucciones de vectores de movimiento para flujo óptico bidireccional (bio) |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US10931969B2 (OSRAM) |
| EP (1) | EP3566441B1 (OSRAM) |
| JP (1) | JP7159166B2 (OSRAM) |
| KR (1) | KR102579523B1 (OSRAM) |
| CN (1) | CN110036638B (OSRAM) |
| AU (1) | AU2018205783B2 (OSRAM) |
| BR (1) | BR112019013684A2 (OSRAM) |
| CL (1) | CL2019001393A1 (OSRAM) |
| CO (1) | CO2019007120A2 (OSRAM) |
| TW (1) | TWI761415B (OSRAM) |
| WO (1) | WO2018129172A1 (OSRAM) |
| ZA (1) | ZA201904373B (OSRAM) |
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| CN116708830A (zh) * | 2017-04-24 | 2023-09-05 | Sk电信有限公司 | 编解码视频数据的装置、存储编码视频数据比特流的方法 |
| EP3618444B1 (en) * | 2017-04-27 | 2024-10-16 | Panasonic Intellectual Property Corporation of America | Encoding device, decoding device, encoding method and decoding method |
| CA3065492C (en) | 2017-05-17 | 2022-06-14 | Kt Corporation | Method and device for video signal processing |
| WO2018212111A1 (ja) | 2017-05-19 | 2018-11-22 | 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 |
| EP4492789A1 (en) | 2017-06-26 | 2025-01-15 | Panasonic Intellectual Property Corporation of America | Encoding device, decoding device, encoding method and decoding method |
| KR102595689B1 (ko) * | 2017-09-29 | 2023-10-30 | 인텔렉추얼디스커버리 주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| KR102523002B1 (ko) * | 2017-12-14 | 2023-04-18 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인터 예측에 따른 영상 디코딩 방법 및 장치 |
| BR112020013554A2 (pt) | 2018-02-06 | 2020-12-01 | Panasonic Intellectual Property Corporation Of America | codificador, decodificador, método de codificação, e método de decodificação |
| US11109053B2 (en) * | 2018-03-05 | 2021-08-31 | Panasonic Intellectual Property Corporation Of America | Encoding method, decoding method, encoder, and decoder |
| US11317085B2 (en) * | 2018-03-30 | 2022-04-26 | Vid Scale, Inc. | Template-based inter prediction techniques based on encoding and decoding latency reduction |
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| WO2019234606A1 (en) * | 2018-06-05 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between ibc and atmvp |
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| US11665365B2 (en) | 2018-09-14 | 2023-05-30 | Google Llc | Motion prediction coding with coframe motion vectors |
| KR102708989B1 (ko) | 2018-09-21 | 2024-09-23 | 브이아이디 스케일, 인크. | 양방향 옵티컬 플로우를 위한 복잡도 감소 및 비트 폭 제어 |
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| CN111010569B (zh) | 2018-10-06 | 2023-02-28 | 北京字节跳动网络技术有限公司 | Bio中的时间梯度计算的改善 |
| CN112913241B (zh) * | 2018-10-22 | 2024-03-26 | 北京字节跳动网络技术有限公司 | 解码器侧运动矢量推导的限制 |
| CN111083492B (zh) * | 2018-10-22 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 双向光流中的梯度计算 |
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| CN117880513A (zh) | 2018-10-22 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 基于编解码信息的解码器侧运动矢量推导的限制 |
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| KR102659481B1 (ko) | 2019-03-17 | 2024-04-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 광학 흐름에 기초한 예측 정제의 계산 |
| JP7307192B2 (ja) | 2019-04-02 | 2023-07-11 | 北京字節跳動網絡技術有限公司 | デコーダ側の動きベクトルの導出 |
| CN116684637B (zh) | 2019-04-25 | 2024-03-01 | 北京达佳互联信息技术有限公司 | 对视频数据编码的利用光流的预测细化方法、设备和介质 |
| CN113812155B (zh) * | 2019-05-11 | 2023-10-27 | 北京字节跳动网络技术有限公司 | 多种帧间编解码方法之间的交互 |
| CN113853793B (zh) | 2019-05-21 | 2023-12-19 | 北京字节跳动网络技术有限公司 | 基于光流的帧间编码的语法信令 |
| BR112021017765A2 (pt) * | 2019-06-21 | 2022-04-26 | Panasonic Ip Corp America | Codificador, descodificador, método de codificação e método de decodificação |
| CN113411604B (zh) * | 2019-06-21 | 2022-05-31 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
| US11272203B2 (en) * | 2019-07-23 | 2022-03-08 | Tencent America LLC | Method and apparatus for video coding |
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| KR102808776B1 (ko) | 2019-08-13 | 2025-05-15 | 두인 비전 컴퍼니 리미티드 | 서브 블록 기반 인터 예측의 모션 정밀도 |
| KR102805912B1 (ko) | 2019-09-20 | 2025-05-14 | 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) | 시프트 동작들에 대한 양방향 광학 흐름 단순화를 이용한 비디오 인코딩 및/또는 디코딩 방법들 및 관련 장치 |
| WO2021052506A1 (en) | 2019-09-22 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Transform unit based combined inter intra prediction |
| CN112868236A (zh) * | 2019-09-24 | 2021-05-28 | 北京大学 | 视频处理方法和装置 |
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| WO2021073630A1 (en) | 2019-10-18 | 2021-04-22 | Beijing Bytedance Network Technology Co., Ltd. | Syntax constraints in parameter set signaling of subpictures |
| WO2021110017A1 (en) | 2019-12-02 | 2021-06-10 | Beijing Bytedance Network Technology Co., Ltd. | Merge with motion vector differencing in affine mode |
| CN121151552A (zh) * | 2019-12-30 | 2025-12-16 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器及存储介质 |
| EP4101162A4 (en) * | 2020-02-28 | 2023-03-29 | Huawei Technologies Co., Ltd. | A decoder and corresponding methods to signal picture partitioning information for slices |
| CN115398892B (zh) | 2020-03-23 | 2025-02-28 | 抖音视界有限公司 | 仿射merge和仿射运动矢量预测模式的预测细化 |
| US20210337192A1 (en) * | 2020-04-24 | 2021-10-28 | Realtek Semiconductor Corp. | Image processing method and associated encoder |
| CN117083861A (zh) * | 2021-03-29 | 2023-11-17 | 北京达佳互联信息技术有限公司 | 用于帧间预测的重叠块运动补偿 |
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| ATE369701T1 (de) * | 2002-01-17 | 2007-08-15 | Koninkl Philips Electronics Nv | Einheit und verfahren zur schätzung eines aktuellen bewegungsvektors |
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2018
- 2018-01-03 US US15/861,515 patent/US10931969B2/en active Active
- 2018-01-04 WO PCT/US2018/012360 patent/WO2018129172A1/en not_active Ceased
- 2018-01-04 CN CN201880004708.0A patent/CN110036638B/zh active Active
- 2018-01-04 TW TW107100393A patent/TWI761415B/zh active
- 2018-01-04 EP EP18701947.6A patent/EP3566441B1/en active Active
- 2018-01-04 AU AU2018205783A patent/AU2018205783B2/en active Active
- 2018-01-04 JP JP2019536162A patent/JP7159166B2/ja active Active
- 2018-01-04 BR BR112019013684-3A patent/BR112019013684A2/pt active Search and Examination
- 2018-01-04 KR KR1020197019234A patent/KR102579523B1/ko active Active
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2019
- 2019-05-23 CL CL2019001393A patent/CL2019001393A1/es unknown
- 2019-07-02 CO CONC2019/0007120A patent/CO2019007120A2/es unknown
- 2019-07-03 ZA ZA2019/04373A patent/ZA201904373B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP3566441C0 (en) | 2024-07-31 |
| US10931969B2 (en) | 2021-02-23 |
| BR112019013684A2 (pt) | 2020-01-28 |
| CL2019001393A1 (es) | 2019-09-27 |
| CA3043050A1 (en) | 2018-07-12 |
| TW201830966A (zh) | 2018-08-16 |
| JP2020503799A (ja) | 2020-01-30 |
| CN110036638B (zh) | 2023-06-27 |
| US20180192072A1 (en) | 2018-07-05 |
| KR102579523B1 (ko) | 2023-09-15 |
| JP7159166B2 (ja) | 2022-10-24 |
| EP3566441B1 (en) | 2024-07-31 |
| AU2018205783A1 (en) | 2019-05-23 |
| WO2018129172A1 (en) | 2018-07-12 |
| AU2018205783B2 (en) | 2023-02-02 |
| EP3566441A1 (en) | 2019-11-13 |
| ZA201904373B (en) | 2023-03-29 |
| CN110036638A (zh) | 2019-07-19 |
| TWI761415B (zh) | 2022-04-21 |
| KR20190103171A (ko) | 2019-09-04 |
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