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 (13)
| Country | Link |
|---|---|
| US (1) | US10931969B2 (enExample) |
| EP (1) | EP3566441B1 (enExample) |
| JP (1) | JP7159166B2 (enExample) |
| KR (1) | KR102579523B1 (enExample) |
| CN (1) | CN110036638B (enExample) |
| AU (1) | AU2018205783B2 (enExample) |
| BR (1) | BR112019013684A2 (enExample) |
| CA (1) | CA3043050A1 (enExample) |
| CL (1) | CL2019001393A1 (enExample) |
| CO (1) | CO2019007120A2 (enExample) |
| TW (1) | TWI761415B (enExample) |
| WO (1) | WO2018129172A1 (enExample) |
| ZA (1) | ZA201904373B (enExample) |
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| KR102332526B1 (ko) | 2016-07-14 | 2021-11-29 | 삼성전자주식회사 | 비디오 복호화 방법 및 그 장치 및 비디오 부호화 방법 및 그 장치 |
| CN116708831A (zh) * | 2017-04-24 | 2023-09-05 | Sk电信有限公司 | 编解码视频数据的方法、发送编码视频数据比特流的方法 |
| PL3618444T3 (pl) | 2017-04-27 | 2025-03-10 | Panasonic Intellectual Property Corporation Of America | Koder, dekoder, sposób kodowania oraz sposób dekodowania |
| 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 |
| CN113784144B (zh) * | 2017-06-26 | 2023-11-28 | 松下电器（美国）知识产权公司 | 编码装置、解码装置、编码方法、解码方法和非暂时性存储介质 |
| KR102595689B1 (ko) * | 2017-09-29 | 2023-10-30 | 인텔렉추얼디스커버리 주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| CN118264800A (zh) * | 2017-12-14 | 2024-06-28 | Lg电子株式会社 | 解码和编码设备及发送用于图像的数据的设备 |
| KR20250163414A (ko) | 2018-02-06 | 2025-11-20 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 |
| US11109053B2 (en) * | 2018-03-05 | 2021-08-31 | Panasonic Intellectual Property Corporation Of America | Encoding method, decoding method, encoder, and decoder |
| WO2019190907A1 (en) * | 2018-03-30 | 2019-10-03 | Vid Scale, Inc | Template-based inter prediction techniques based on encoding and decoding latency reduction |
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| CN110636298B (zh) | 2018-06-21 | 2022-09-13 | 北京字节跳动网络技术有限公司 | 对于Merge仿射模式和非Merge仿射模式的统一约束 |
| CN115426497A (zh) | 2018-06-21 | 2022-12-02 | 抖音视界有限公司 | 颜色分量之间的子块运动矢量继承 |
| CN110809159B (zh) | 2018-08-04 | 2022-06-07 | 北京字节跳动网络技术有限公司 | 更新的mv或推导的mv的裁剪 |
| EP3834416A4 (en) | 2018-08-17 | 2022-08-17 | HFI Innovation Inc. | Methods and apparatuses of video processing with bi-direction predicition in video coding systems |
| US11245922B2 (en) | 2018-08-17 | 2022-02-08 | Mediatek Inc. | Shared candidate list |
| WO2020035029A1 (en) * | 2018-08-17 | 2020-02-20 | Mediatek Inc. | Method and apparatus of simplified sub-mode for video coding |
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| US11146800B2 (en) * | 2018-09-24 | 2021-10-12 | Tencent America LLC | Low latency local illumination compensation |
| WO2020065517A1 (en) | 2018-09-24 | 2020-04-02 | Beijing Bytedance Network Technology Co., Ltd. | Simplified history based motion vector prediction |
| TW202533573A (zh) * | 2018-09-26 | 2025-08-16 | 美商內數位Ｖｃ控股公司 | 視訊編碼雙預測 |
| 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 |
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| 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 |
| CN112889284B (zh) * | 2018-10-22 | 2024-12-13 | 北京字节跳动网络技术有限公司 | 基于子块的解码器侧运动矢量推导 |
| CN111093073B (zh) | 2018-10-24 | 2024-04-19 | 北京字节跳动网络技术有限公司 | 用于子块运动矢量预测的基于搜索的运动候选推导 |
| CN112970261A (zh) | 2018-11-05 | 2021-06-15 | 北京字节跳动网络技术有限公司 | 预测精度改进视频编解码 |
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| KR20210113187A (ko) * | 2018-12-21 | 2021-09-15 | 브이아이디 스케일, 인크. | 대칭 모션 벡터 차이 코딩 |
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| KR102610709B1 (ko) | 2019-04-02 | 2023-12-05 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 디코더 측 움직임 벡터 유도 |
| KR20250143124A (ko) | 2019-04-25 | 2025-09-30 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 광학 흐름에 의한 예측 미세화 방법 및 장치 |
| WO2020228663A1 (en) * | 2019-05-11 | 2020-11-19 | Beijing Bytedance Network Technology Co., Ltd. | Interactions among multiple intra coding methods |
| JP7377894B2 (ja) | 2019-05-21 | 2023-11-10 | 北京字節跳動網絡技術有限公司 | サブブロックマージモードでのシンタックスシグナリング |
| CN113596479A (zh) * | 2019-06-21 | 2021-11-02 | 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 |
| JP7692827B2 (ja) | 2019-06-21 | 2025-06-16 | 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 | 符号化装置及び復号装置 |
| US11272203B2 (en) * | 2019-07-23 | 2022-03-08 | Tencent America LLC | Method and apparatus for video coding |
| JP7478225B2 (ja) | 2019-08-10 | 2024-05-02 | 北京字節跳動網絡技術有限公司 | サブピクチャ復号のバッファ管理 |
| EP3997877A4 (en) | 2019-08-13 | 2023-05-24 | Beijing Bytedance Network Technology Co., Ltd. | MOTION ACCURACY IN SUBBLOCK-BASED INTERPREDICTION |
| 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 |
| WO2021052504A1 (en) | 2019-09-22 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Scaling method for sub-block based inter prediction |
| WO2021056217A1 (zh) * | 2019-09-24 | 2021-04-01 | 北京大学 | 视频处理方法和装置 |
| WO2020256601A2 (en) * | 2019-10-03 | 2020-12-24 | Huawei Technologies Co., Ltd. | Method and apparatus of picture-level signaling for bidirectional optical flow and decoder side motion vector refinement |
| WO2021073631A1 (en) | 2019-10-18 | 2021-04-22 | Beijing Bytedance Network Technology Co., Ltd. | Interplay between subpictures and in-loop filtering |
| CN115280774B (zh) | 2019-12-02 | 2025-08-19 | 抖音视界有限公司 | 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质 |
| CN114365498B (zh) * | 2019-12-30 | 2025-11-14 | 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 |
| WO2021190464A1 (en) | 2020-03-23 | 2021-09-30 | Beijing Bytedance Network Technology Co., Ltd. | Controlling deblocking filtering at different levels in coded video |
| 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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| CN120937343A (zh) * | 2023-03-24 | 2025-11-11 | 字节跳动有限公司 | 用于视频处理的方法、装置和介质 |
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| WO2018123800A1 (ja) * | 2016-12-27 | 2018-07-05 | 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 |
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2018
- 2018-01-03 US US15/861,515 patent/US10931969B2/en active Active
- 2018-01-04 CN CN201880004708.0A patent/CN110036638B/zh active Active
- 2018-01-04 CA CA3043050A patent/CA3043050A1/en active Pending
- 2018-01-04 KR KR1020197019234A patent/KR102579523B1/ko active Active
- 2018-01-04 TW TW107100393A patent/TWI761415B/zh active
- 2018-01-04 WO PCT/US2018/012360 patent/WO2018129172A1/en not_active Ceased
- 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 BR112019013684A patent/BR112019013684A2/pt unknown
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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
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|---|---|
| CA3043050A1 (en) | 2018-07-12 |
| AU2018205783B2 (en) | 2023-02-02 |
| US20180192072A1 (en) | 2018-07-05 |
| CL2019001393A1 (es) | 2019-09-27 |
| US10931969B2 (en) | 2021-02-23 |
| ZA201904373B (en) | 2023-03-29 |
| AU2018205783A1 (en) | 2019-05-23 |
| KR20190103171A (ko) | 2019-09-04 |
| KR102579523B1 (ko) | 2023-09-15 |
| CN110036638B (zh) | 2023-06-27 |
| EP3566441B1 (en) | 2024-07-31 |
| JP7159166B2 (ja) | 2022-10-24 |
| EP3566441A1 (en) | 2019-11-13 |
| CN110036638A (zh) | 2019-07-19 |
| JP2020503799A (ja) | 2020-01-30 |
| TW201830966A (zh) | 2018-08-16 |
| BR112019013684A2 (pt) | 2020-01-28 |
| WO2018129172A1 (en) | 2018-07-12 |
| EP3566441C0 (en) | 2024-07-31 |
| TWI761415B (zh) | 2022-04-21 |
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