BR112020006232A2 - codificação de informação de movimento de predição afim para codificação de vídeo - Google Patents
codificação de informação de movimento de predição afim para codificação de vídeo Download PDFInfo
- Publication number
- BR112020006232A2 BR112020006232A2 BR112020006232-4A BR112020006232A BR112020006232A2 BR 112020006232 A2 BR112020006232 A2 BR 112020006232A2 BR 112020006232 A BR112020006232 A BR 112020006232A BR 112020006232 A2 BR112020006232 A2 BR 112020006232A2
- Authority
- BR
- Brazil
- Prior art keywords
- mvd
- motion vector
- prediction
- current block
- block
- Prior art date
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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
- H04N19/10—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
- H04N19/134—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
-
- 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
- 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
- H04N19/527—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
- H04N19/537—Motion estimation other than block-based
- H04N19/54—Motion estimation other than block-based using feature points or meshes
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 |
|---|---|---|---|
| US201762567598P | 2017-10-03 | 2017-10-03 | |
| US62/567,598 | 2017-10-03 | ||
| US16/148,738 | 2018-10-01 | ||
| US16/148,738 US10856003B2 (en) | 2017-10-03 | 2018-10-01 | Coding affine prediction motion information for video coding |
| PCT/US2018/053936 WO2019070683A1 (en) | 2017-10-03 | 2018-10-02 | CODING AFFINE PREDICTION MOVEMENT INFORMATION INFORMATION FOR VIDEO CODING |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112020006232A2 true BR112020006232A2 (pt) | 2020-10-13 |
Family
ID=65896942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112020006232-4A BR112020006232A2 (pt) | 2017-10-03 | 2018-10-02 | codificação de informação de movimento de predição afim para codificação de vídeo |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US10856003B2 (https=) |
| EP (2) | EP3692715B1 (https=) |
| JP (1) | JP7000565B2 (https=) |
| KR (1) | KR102305990B1 (https=) |
| CN (2) | CN117692631A (https=) |
| AU (1) | AU2018345741B2 (https=) |
| BR (1) | BR112020006232A2 (https=) |
| CA (1) | CA3074701C (https=) |
| CL (1) | CL2020000815A1 (https=) |
| CO (1) | CO2020004110A2 (https=) |
| ES (1) | ES2988476T3 (https=) |
| PL (1) | PL3692715T3 (https=) |
| SG (1) | SG11202001574YA (https=) |
| TW (1) | TWI750415B (https=) |
| WO (1) | WO2019070683A1 (https=) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10609384B2 (en) * | 2017-09-21 | 2020-03-31 | Futurewei Technologies, Inc. | Restriction on sub-block size derivation for affine inter prediction |
| US11172229B2 (en) | 2018-01-12 | 2021-11-09 | Qualcomm Incorporated | Affine motion compensation with low bandwidth |
| KR102817113B1 (ko) | 2018-04-13 | 2025-06-05 | 엘지전자 주식회사 | 비디오 처리 시스템에서 인터 예측 방법 및 장치 |
| US11051025B2 (en) * | 2018-07-13 | 2021-06-29 | Tencent America LLC | Method and apparatus for video coding |
| WO2020013569A1 (ko) * | 2018-07-13 | 2020-01-16 | 엘지전자 주식회사 | 영상 코딩 시스템에서 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| CN117528115A (zh) * | 2018-08-27 | 2024-02-06 | 华为技术有限公司 | 一种视频图像预测方法及装置 |
| US11483567B2 (en) * | 2018-09-22 | 2022-10-25 | Lg Electronics Inc. | Method and apparatus for processing video signals on basis of inter prediction |
| KR20210069715A (ko) | 2018-10-10 | 2021-06-11 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 비디오 인코딩 및 디코딩의 아핀 모드 시그널링 |
| WO2020117013A1 (ko) * | 2018-12-06 | 2020-06-11 | 엘지전자 주식회사 | 인터 예측을 기반으로 비디오 신호를 처리하기 위한 방법 및 장치 |
| CN113796084B (zh) * | 2019-04-14 | 2023-09-15 | 北京字节跳动网络技术有限公司 | 运动矢量和预测样点细化 |
| JP7321583B2 (ja) * | 2019-04-25 | 2023-08-07 | オーピー ソリューションズ， エルエルシー | ピクチャヘッダ内の大域的運動ベクトルの信号伝達 |
| KR102700489B1 (ko) | 2019-04-25 | 2024-08-28 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 모션 벡터 차에 대한 제한 |
| WO2020233660A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Syntax-based motion candidate derivation in sub-block merge mode |
| WO2020247577A1 (en) * | 2019-06-04 | 2020-12-10 | Beijing Dajia Internet Information Technology Co., Ltd. | Adaptive motion vector resolution for affine mode |
| JP7436527B2 (ja) * | 2019-06-25 | 2024-02-21 | 北京字節跳動網絡技術有限公司 | 動きベクトルの差に関する制限 |
| WO2021000883A1 (en) * | 2019-07-04 | 2021-01-07 | Beijing Bytedance Network Technology Co., Ltd. | Storage of motion information in history-based motion vector prediction table |
| CN119232951A (zh) * | 2019-07-08 | 2024-12-31 | 现代自动车株式会社 | 用于视频数据的帧内预测编码的方法和装置 |
| EP3997869A4 (en) | 2019-08-10 | 2022-10-26 | Beijing Bytedance Network Technology Co., Ltd. | Subpicture dependent signaling in video bitstreams |
| WO2021030502A1 (en) * | 2019-08-12 | 2021-02-18 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and apparatuses for adaptive motion vector resolution in video coding |
| WO2021056220A1 (zh) * | 2019-09-24 | 2021-04-01 | 北京大学 | 视频编解码的方法与装置 |
| CN114631321B (zh) | 2019-10-18 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 子图片与环路滤波之间的相互影响 |
| 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 |
| WO2021171360A1 (ja) | 2020-02-25 | 2021-09-02 | 日本電信電話株式会社 | 符号化方法、符号化装置及びプログラム |
| KR20220157950A (ko) | 2020-03-23 | 2022-11-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트 |
| CN112822497B (zh) * | 2020-12-01 | 2024-02-02 | 青岛大学 | 基于边缘计算的视频压缩编码处理方法及相关组件 |
| US11936877B2 (en) * | 2021-04-12 | 2024-03-19 | Qualcomm Incorporated | Template matching based affine prediction for video coding |
| WO2024219788A1 (ko) * | 2023-04-21 | 2024-10-24 | 세종대학교 산학협력단 | 영상 부호화/복호화 방법 및 장치 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI500308B (zh) * | 2008-03-09 | 2015-09-11 | Lg Electronics Inc | 視訊訊號之編碼或解碼方法及其裝置 |
| JP2011223176A (ja) | 2010-04-06 | 2011-11-04 | Sony Corp | 画像処理装置および方法 |
| JP2014501091A (ja) * | 2010-12-17 | 2014-01-16 | エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュート | インター予測方法及びその装置 |
| KR101377528B1 (ko) * | 2011-01-15 | 2014-03-27 | 에스케이텔레콤 주식회사 | 움직임 벡터 부호화/복호화 방법 및 장치 |
| US9247249B2 (en) * | 2011-04-20 | 2016-01-26 | Qualcomm Incorporated | Motion vector prediction in video coding |
| CN104244002B (zh) * | 2013-06-14 | 2019-02-05 | 北京三星通信技术研究有限公司 | 一种视频编/解码中运动信息的获取方法及装置 |
| US20190158870A1 (en) * | 2016-01-07 | 2019-05-23 | Mediatek Inc. | Method and apparatus for affine merge mode prediction for video coding system |
| CN107046645B9 (zh) | 2016-02-06 | 2020-08-14 | 华为技术有限公司 | 图像编解码方法及装置 |
| US10560712B2 (en) | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
| US10448010B2 (en) | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
| US10425646B2 (en) * | 2017-09-07 | 2019-09-24 | Arm Limited | Method of and apparatus for processing video image data |
| US10440378B1 (en) * | 2018-07-17 | 2019-10-08 | Tencent America LLC | Method and apparatus for history-based motion vector prediction with parallel processing |
-
2018
- 2018-10-01 US US16/148,738 patent/US10856003B2/en active Active
- 2018-10-02 CA CA3074701A patent/CA3074701C/en active Active
- 2018-10-02 ES ES18793097T patent/ES2988476T3/es active Active
- 2018-10-02 AU AU2018345741A patent/AU2018345741B2/en active Active
- 2018-10-02 CN CN202311469808.XA patent/CN117692631A/zh active Pending
- 2018-10-02 CN CN201880062666.6A patent/CN111164973B/zh active Active
- 2018-10-02 JP JP2020518778A patent/JP7000565B2/ja active Active
- 2018-10-02 EP EP18793097.9A patent/EP3692715B1/en active Active
- 2018-10-02 BR BR112020006232-4A patent/BR112020006232A2/pt unknown
- 2018-10-02 PL PL18793097.9T patent/PL3692715T3/pl unknown
- 2018-10-02 TW TW107134818A patent/TWI750415B/zh active
- 2018-10-02 KR KR1020207008694A patent/KR102305990B1/ko active Active
- 2018-10-02 WO PCT/US2018/053936 patent/WO2019070683A1/en not_active Ceased
- 2018-10-02 SG SG11202001574YA patent/SG11202001574YA/en unknown
- 2018-10-02 EP EP24191159.3A patent/EP4429249A3/en active Pending
-
2020
- 2020-03-30 CL CL2020000815A patent/CL2020000815A1/es unknown
- 2020-04-01 CO CONC2020/0004110A patent/CO2020004110A2/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN117692631A (zh) | 2024-03-12 |
| CN111164973B (zh) | 2023-11-17 |
| TW201924345A (zh) | 2019-06-16 |
| KR102305990B1 (ko) | 2021-09-27 |
| AU2018345741A1 (en) | 2020-03-19 |
| JP7000565B2 (ja) | 2022-01-19 |
| PL3692715T3 (pl) | 2024-11-25 |
| US10856003B2 (en) | 2020-12-01 |
| KR20200053508A (ko) | 2020-05-18 |
| US20190104319A1 (en) | 2019-04-04 |
| EP4429249A3 (en) | 2024-12-04 |
| EP4429249A2 (en) | 2024-09-11 |
| EP3692715A1 (en) | 2020-08-12 |
| SG11202001574YA (en) | 2020-04-29 |
| CO2020004110A2 (es) | 2020-04-24 |
| AU2018345741B2 (en) | 2022-09-08 |
| CN111164973A (zh) | 2020-05-15 |
| JP2020536443A (ja) | 2020-12-10 |
| WO2019070683A1 (en) | 2019-04-11 |
| EP3692715C0 (en) | 2024-09-11 |
| CA3074701A1 (en) | 2019-04-11 |
| CL2020000815A1 (es) | 2020-09-25 |
| EP3692715B1 (en) | 2024-09-11 |
| TWI750415B (zh) | 2021-12-21 |
| CA3074701C (en) | 2023-08-22 |
| ES2988476T3 (es) | 2024-11-20 |
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Legal Events
| Date | Code | Title | Description |
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| B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
| B06W | Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette] |