BR112020025982A2 - sinalização de preditor de vetor de movimento de unidade de subpredição - Google Patents
sinalização de preditor de vetor de movimento de unidade de subpredição Download PDFInfo
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- BR112020025982A2 BR112020025982A2 BR112020025982-9A BR112020025982A BR112020025982A2 BR 112020025982 A2 BR112020025982 A2 BR 112020025982A2 BR 112020025982 A BR112020025982 A BR 112020025982A BR 112020025982 A2 BR112020025982 A2 BR 112020025982A2
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Classifications
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- H—ELECTRICITY
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- 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
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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
- H04N19/105—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
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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
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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- H—ELECTRICITY
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- 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
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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
- H04N19/50—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
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862687052P | 2018-06-19 | 2018-06-19 | |
| US62/687,052 | 2018-06-19 | ||
| US16/443,113 | 2019-06-17 | ||
| US16/443,113 US12348762B2 (en) | 2018-06-19 | 2019-06-17 | Signaling sub-prediction unit motion vector predictor |
| PCT/US2019/037722 WO2019246092A1 (en) | 2018-06-19 | 2019-06-18 | Signaling sub-prediction unit motion vector predictor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112020025982A2 true BR112020025982A2 (pt) | 2021-03-23 |
Family
ID=68839373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112020025982-9A BR112020025982A2 (pt) | 2018-06-19 | 2019-06-18 | sinalização de preditor de vetor de movimento de unidade de subpredição |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US12348762B2 (https=) |
| EP (1) | EP3811622A1 (https=) |
| JP (1) | JP7379391B2 (https=) |
| KR (1) | KR102839020B1 (https=) |
| CN (1) | CN112534820B (https=) |
| AR (1) | AR115568A1 (https=) |
| AU (1) | AU2019288269B2 (https=) |
| BR (1) | BR112020025982A2 (https=) |
| IL (1) | IL278649B2 (https=) |
| MX (1) | MX2020013843A (https=) |
| PH (1) | PH12020551952A1 (https=) |
| SG (1) | SG11202011223WA (https=) |
| WO (1) | WO2019246092A1 (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI731345B (zh) * | 2018-06-19 | 2021-06-21 | 大陸商北京字節跳動網絡技術有限公司 | 模式相依運動向量差精確集 |
| WO2020005045A1 (ko) * | 2018-06-30 | 2020-01-02 | 김기백 | 머지 모드 기반의 인터 예측 방법 및 장치 |
| KR20250024100A (ko) * | 2018-07-02 | 2025-02-18 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 움직임 벡터 예측 방법 및 장치, 인코더, 그리고 디코더 |
| KR102635047B1 (ko) | 2018-09-19 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용 |
| CN112889269B (zh) * | 2018-10-23 | 2023-10-27 | 腾讯美国有限责任公司 | 视频解码方法及装置 |
| WO2020156516A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Context for coding affine mode adaptive motion vector resolution |
| WO2020156517A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Fast algorithms for symmetric motion vector difference coding mode |
| US11375222B2 (en) * | 2019-09-22 | 2022-06-28 | Tencent America LLC | Method and device for video encoding and decoding with interpolation filter flag being consistent with MMVD distances |
| WO2021129682A1 (en) * | 2019-12-23 | 2021-07-01 | Beijing Bytedance Network Technology Co., Ltd. | Improvements on merge mode |
| CN115514971B (zh) * | 2019-12-24 | 2025-08-26 | 北京达佳互联信息技术有限公司 | 对视频数据进行编码的方法和装置 |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3263960B2 (ja) | 1991-10-22 | 2002-03-11 | ソニー株式会社 | 動きベクトル符号器および復号器 |
| US6212237B1 (en) | 1997-06-17 | 2001-04-03 | Nippon Telegraph And Telephone Corporation | Motion vector search methods, motion vector search apparatus, and storage media storing a motion vector search program |
| ATE551036T1 (de) | 2006-11-24 | 2012-04-15 | Gerold Achim Adamietz | Kondomverpackung |
| KR101522850B1 (ko) | 2010-01-14 | 2015-05-26 | 삼성전자주식회사 | 움직임 벡터를 부호화, 복호화하는 방법 및 장치 |
| PT2625855T (pt) | 2010-10-08 | 2021-03-16 | Ge Video Compression Llc | Codificação de imagens suportando particionamento de blocos e fusão de blocos |
| JP2012129791A (ja) | 2010-12-15 | 2012-07-05 | Hitachi Kokusai Electric Inc | 画像符号化装置 |
| KR101532665B1 (ko) | 2011-03-14 | 2015-07-09 | 미디어텍 인크. | 시간적 움직임 백터 예측을 도출하기 위한 방법 및 장치 |
| KR102117085B1 (ko) | 2011-03-21 | 2020-05-29 | 엘지전자 주식회사 | 움직임 벡터 예측자 선택 방법 및 이를 이용하는 장치 |
| US9131239B2 (en) | 2011-06-20 | 2015-09-08 | Qualcomm Incorporated | Unified merge mode and adaptive motion vector prediction mode candidates selection |
| PL3754982T3 (pl) | 2011-09-29 | 2024-09-02 | Sharp Kabushiki Kaisha | Urządzenie do dekodowania obrazu, sposób dekodowania obrazu, sposób kodowania obrazu i urządzenie kodowania obrazu do realizowania konwersji bipredykcyjnej na unipredykcyjną |
| EP2805511B1 (en) | 2012-01-20 | 2019-03-06 | Sun Patent Trust | Methods and apparatus for encoding and decoding video using temporal motion vector prediction |
| WO2013139250A1 (en) | 2012-03-22 | 2013-09-26 | Mediatek Inc. | Method and apparatus of scalable video coding |
| CN108055551A (zh) | 2012-07-02 | 2018-05-18 | 三星电子株式会社 | 用于预测对视频进行编码或解码的运动矢量的方法和设备 |
| EP3062518A4 (en) * | 2013-10-24 | 2017-05-31 | Electronics and Telecommunications Research Institute | Video encoding/decoding method and apparatus |
| DK3091743T3 (da) | 2014-01-03 | 2025-08-18 | Univ Industry Cooperation Group Kyung Hee Univ | Fremgangsmåde og anordning til inducering af bevægelsesinformation mellem temporale punkter i en underforudsigelsesenhed |
| WO2016008157A1 (en) | 2014-07-18 | 2016-01-21 | Mediatek Singapore Pte. Ltd. | Methods for motion compensation using high order motion model |
| SG11201703454XA (en) | 2014-11-18 | 2017-06-29 | Mediatek Inc | Method of bi-prediction video coding based on motion vectors from uni-prediction and merge candidate |
| WO2016091162A1 (en) | 2014-12-09 | 2016-06-16 | Mediatek Inc. | Method of motion vector predictor or merge candidate derivation in video coding |
| US11477477B2 (en) | 2015-01-26 | 2022-10-18 | Qualcomm Incorporated | Sub-prediction unit based advanced temporal motion vector prediction |
| US10070130B2 (en) | 2015-01-30 | 2018-09-04 | Qualcomm Incorporated | Flexible partitioning of prediction units |
| US11330284B2 (en) | 2015-03-27 | 2022-05-10 | Qualcomm Incorporated | Deriving motion information for sub-blocks in video coding |
| US10271064B2 (en) | 2015-06-11 | 2019-04-23 | Qualcomm Incorporated | Sub-prediction unit motion vector prediction using spatial and/or temporal motion information |
| GB2561507B (en) | 2016-01-07 | 2021-12-22 | Mediatek Inc | Method and apparatus for affine merge mode prediction for video coding system |
| US20190191171A1 (en) * | 2016-05-13 | 2019-06-20 | Sharp Kabushiki Kaisha | Prediction image generation device, video decoding device, and video coding device |
| US10560718B2 (en) | 2016-05-13 | 2020-02-11 | Qualcomm Incorporated | Merge candidates for motion vector prediction for video coding |
| US10477238B2 (en) | 2016-09-07 | 2019-11-12 | Qualcomm Incorporated | Sub-PU based bi-directional motion compensation in video coding |
| WO2018056602A1 (ko) | 2016-09-22 | 2018-03-29 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인터 예측 방법 및 장치 |
| WO2018061522A1 (ja) * | 2016-09-27 | 2018-04-05 | シャープ株式会社 | 動きベクトル生成装置、予測画像生成装置、動画像復号装置、および動画像符号化装置 |
| US10602180B2 (en) | 2017-06-13 | 2020-03-24 | Qualcomm Incorporated | Motion vector prediction |
-
2019
- 2019-06-17 US US16/443,113 patent/US12348762B2/en active Active
- 2019-06-18 SG SG11202011223WA patent/SG11202011223WA/en unknown
- 2019-06-18 MX MX2020013843A patent/MX2020013843A/es unknown
- 2019-06-18 JP JP2020570430A patent/JP7379391B2/ja active Active
- 2019-06-18 CN CN201980040250.9A patent/CN112534820B/zh active Active
- 2019-06-18 IL IL278649A patent/IL278649B2/en unknown
- 2019-06-18 KR KR1020207035950A patent/KR102839020B1/ko active Active
- 2019-06-18 AR ARP190101678A patent/AR115568A1/es active IP Right Grant
- 2019-06-18 EP EP19735106.7A patent/EP3811622A1/en active Pending
- 2019-06-18 BR BR112020025982-9A patent/BR112020025982A2/pt unknown
- 2019-06-18 WO PCT/US2019/037722 patent/WO2019246092A1/en not_active Ceased
- 2019-06-18 AU AU2019288269A patent/AU2019288269B2/en active Active
-
2020
- 2020-11-13 PH PH12020551952A patent/PH12020551952A1/en unknown
-
2025
- 2025-05-28 US US19/221,233 patent/US20250294181A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR20210020908A (ko) | 2021-02-24 |
| EP3811622A1 (en) | 2021-04-28 |
| SG11202011223WA (en) | 2021-01-28 |
| KR102839020B1 (ko) | 2025-07-25 |
| AU2019288269B2 (en) | 2023-07-27 |
| IL278649B1 (en) | 2025-03-01 |
| IL278649A (https=) | 2021-01-31 |
| PH12020551952A1 (en) | 2021-08-16 |
| AU2019288269A1 (en) | 2020-12-10 |
| CN112534820B (zh) | 2024-06-28 |
| JP7379391B2 (ja) | 2023-11-14 |
| IL278649B2 (en) | 2025-07-01 |
| US20250294181A1 (en) | 2025-09-18 |
| US12348762B2 (en) | 2025-07-01 |
| JP2021527999A (ja) | 2021-10-14 |
| CN112534820A (zh) | 2021-03-19 |
| US20190387247A1 (en) | 2019-12-19 |
| AR115568A1 (es) | 2021-02-03 |
| WO2019246092A1 (en) | 2019-12-26 |
| MX2020013843A (es) | 2021-03-25 |
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