BR112021014603A2 - Geração de lista de preditores de vetor de movimento para modo de cópia de intrabloco em codificação de vídeo - Google Patents
Geração de lista de preditores de vetor de movimento para modo de cópia de intrabloco em codificação de vídeo Download PDFInfo
- Publication number
- BR112021014603A2 BR112021014603A2 BR112021014603-2A BR112021014603A BR112021014603A2 BR 112021014603 A2 BR112021014603 A2 BR 112021014603A2 BR 112021014603 A BR112021014603 A BR 112021014603A BR 112021014603 A2 BR112021014603 A2 BR 112021014603A2
- Authority
- BR
- Brazil
- Prior art keywords
- block
- candidates
- list
- candidate
- video
- Prior art date
Links
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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
- H04N19/10—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
- H04N19/103—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
-
- 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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- 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
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 |
|---|---|---|---|
| US201962802573P | 2019-02-07 | 2019-02-07 | |
| US62/802,573 | 2019-02-07 | ||
| US16/782,735 | 2020-02-05 | ||
| US16/782,735 US11190800B2 (en) | 2019-02-07 | 2020-02-05 | Motion vector predictor list generation for intra block copy mode in video coding |
| PCT/US2020/017028 WO2020163606A1 (en) | 2019-02-07 | 2020-02-06 | Motion vector predictor list generation for intra block copy mode in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021014603A2 true BR112021014603A2 (pt) | 2021-10-05 |
Family
ID=71945424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021014603-2A BR112021014603A2 (pt) | 2019-02-07 | 2020-02-06 | Geração de lista de preditores de vetor de movimento para modo de cópia de intrabloco em codificação de vídeo |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US11190800B2 (https=) |
| EP (1) | EP3922027A1 (https=) |
| JP (1) | JP7474774B2 (https=) |
| KR (1) | KR20210119991A (https=) |
| CN (1) | CN113383552B (https=) |
| AU (1) | AU2020219239B2 (https=) |
| BR (1) | BR112021014603A2 (https=) |
| SG (1) | SG11202107704RA (https=) |
| TW (1) | TWI859189B (https=) |
| WO (1) | WO2020163606A1 (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112021007863A2 (pt) | 2018-11-02 | 2021-07-27 | Beijing Bytedance Network Technology Co., Ltd. | método e aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios |
| TWI782887B (zh) * | 2018-12-28 | 2022-11-01 | 日商Ｊｖｃ建伍股份有限公司 | 影像編碼裝置、影像編碼方法、影像編碼程式、影像解碼裝置、影像解碼方法及影像解碼程式 |
| WO2020164628A1 (en) | 2019-02-17 | 2020-08-20 | Beijing Bytedance Network Technology Co., Ltd. | Motion candidate list construction for intra block copy (ibc) mode and non-ibc inter mode |
| CN113660497B (zh) * | 2019-03-04 | 2022-06-28 | 华为技术有限公司 | 编码器、解码器和使用ibc合并列表的对应方法 |
| US11166015B2 (en) * | 2019-03-06 | 2021-11-02 | Tencent America LLC | Method and apparatus for video coding |
| CN113812165B (zh) * | 2019-05-09 | 2023-05-23 | 北京字节跳动网络技术有限公司 | 对hmvp表的改进 |
| JP7460661B2 (ja) | 2019-06-06 | 2024-04-02 | 北京字節跳動網絡技術有限公司 | 映像符号化のための動き候補リストの構成 |
| CN113950838B (zh) | 2019-06-06 | 2026-03-17 | 北京字节跳动网络技术有限公司 | 基于子块的帧内块复制 |
| CN114009037B (zh) * | 2019-06-22 | 2025-01-10 | 北京字节跳动网络技术有限公司 | 帧内块复制模式的运动候选列表构建 |
| US11218727B2 (en) | 2019-07-11 | 2022-01-04 | Tencent America LLC | Method and apparatus for predictor candidate list size signaling for intra picture block compensation |
| CN112040183A (zh) * | 2020-08-21 | 2020-12-04 | 中航华东光电（上海）有限公司 | 一种远距离无损传输显示和控制系统 |
| KR102403817B1 (ko) * | 2020-11-24 | 2022-05-31 | 이화여자대학교 산학협력단 | 화면 내 블록 카피를 이용한 다시점 영상에서의 블록 벡터 예측 기법 및 디코더 |
| CN114979632B (zh) * | 2021-02-23 | 2025-07-11 | 腾讯科技（深圳）有限公司 | 块矢量的编解码方法、编码设备、解码设备及存储介质 |
| CN121079969A (zh) * | 2023-04-12 | 2025-12-05 | 联发科技股份有限公司 | 用于视频编解码的多假设预测帧内块复制的方法和装置 |
| CN116760986B (zh) * | 2023-08-23 | 2023-11-14 | 腾讯科技（深圳）有限公司 | 候选运动矢量生成方法、装置、计算机设备和存储介质 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104853209B (zh) * | 2014-02-16 | 2020-09-29 | 同济大学 | 图像编码、解码方法及装置 |
| US10412387B2 (en) * | 2014-08-22 | 2019-09-10 | Qualcomm Incorporated | Unified intra-block copy and inter-prediction |
| US9854237B2 (en) * | 2014-10-14 | 2017-12-26 | Qualcomm Incorporated | AMVP and merge candidate list derivation for intra BC and inter prediction unification |
| US10404992B2 (en) | 2015-07-27 | 2019-09-03 | Qualcomm Incorporated | Methods and systems of restricting bi-prediction in video coding |
| KR20220051426A (ko) | 2018-10-08 | 2022-04-26 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 크로스-검포넌트 선형 모델에 대한 간단화 |
| CN113228636B (zh) | 2018-12-12 | 2024-07-26 | 数码士有限公司 | 使用当前图片参考的视频信号处理方法和设备 |
| US10904557B2 (en) * | 2019-01-22 | 2021-01-26 | Tencent America LLC | Method and apparatus for video coding |
-
2020
- 2020-02-05 US US16/782,735 patent/US11190800B2/en active Active
- 2020-02-06 KR KR1020217023909A patent/KR20210119991A/ko active Pending
- 2020-02-06 EP EP20710361.5A patent/EP3922027A1/en active Pending
- 2020-02-06 WO PCT/US2020/017028 patent/WO2020163606A1/en not_active Ceased
- 2020-02-06 AU AU2020219239A patent/AU2020219239B2/en active Active
- 2020-02-06 SG SG11202107704RA patent/SG11202107704RA/en unknown
- 2020-02-06 JP JP2021544885A patent/JP7474774B2/ja active Active
- 2020-02-06 TW TW109103767A patent/TWI859189B/zh active
- 2020-02-06 CN CN202080012202.1A patent/CN113383552B/zh active Active
- 2020-02-06 BR BR112021014603-2A patent/BR112021014603A2/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU2020219239A1 (en) | 2021-08-12 |
| EP3922027A1 (en) | 2021-12-15 |
| CN113383552B (zh) | 2024-10-22 |
| CN113383552A (zh) | 2021-09-10 |
| JP7474774B2 (ja) | 2024-04-25 |
| SG11202107704RA (en) | 2021-08-30 |
| US11190800B2 (en) | 2021-11-30 |
| US20200260113A1 (en) | 2020-08-13 |
| AU2020219239B2 (en) | 2025-09-18 |
| TW202034694A (zh) | 2020-09-16 |
| TWI859189B (zh) | 2024-10-21 |
| KR20210119991A (ko) | 2021-10-06 |
| WO2020163606A1 (en) | 2020-08-13 |
| JP2022520741A (ja) | 2022-04-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR112021014603A2 (pt) | Geração de lista de preditores de vetor de movimento para modo de cópia de intrabloco em codificação de vídeo | |
| KR102747120B1 (ko) | 비디오 코딩에서의 애파인 예측 | |
| BR112021002967A2 (pt) | predição de movimento afim | |
| BR112021000002A2 (pt) | Mvps não adjacentes baseados em múltiplos históricos para processamento de frente de onda de código de vídeo | |
| EP4376406A1 (en) | Combination of inter-prediction and intra-prediction in video coding | |
| BR112021002219A2 (pt) | lista de candidatos baseada em histórico com classificação | |
| US10958932B2 (en) | Inter-prediction coding of video data using generated motion vector predictor list including non-adjacent blocks | |
| WO2019136220A1 (en) | Multiple-model local illumination compensation | |
| EP3563572A1 (en) | Motion vector generation for affine motion model for video coding | |
| TW202021354A (zh) | 運動向量預測器清單產生 | |
| BR112021009732A2 (pt) | padrões de predição de vetor de movimento espaço-temporal para codificação de vídeo | |
| BR112021000640A2 (pt) | Arredondamento de vetores de movimento para resolução de diferença de vetor de movimento adaptativa e precisão de armazenamento de vetor de movimento aumentada em codificação de vídeo | |
| BR112021014879A2 (pt) | Modo de inter-intraprevisão para dados de vídeo | |
| BR112020025982A2 (pt) | sinalização de preditor de vetor de movimento de unidade de subpredição | |
| BR112021003869A2 (pt) | predição temporal de parâmetros de filtro de loop adaptativo com consumo reduzido de memória para codificação de vídeo | |
| US11051035B2 (en) | Processing of illegal motion vectors for intra block copy mode in video coding | |
| EP4646846A1 (en) | Template matching for flipped intra block copy | |
| WO2024148066A1 (en) | Template matching for flipped intra block copy | |
| WO2022212254A2 (en) | Template matching-based advanced motion vector predictor (amvp) candidate list construction with non-adjacent candidates and amvp index signaling | |
| BR112021009558B1 (pt) | Método e dispositivo para decodificar dados de vídeo, e, memória legível por computador não transitória | |
| BR112021009558A2 (pt) | simplificação da predição de vetor de movimento baseada em histórico | |
| HK40062000B (zh) | 用於视频译码中的帧内块复制模式的运动向量预测值列表生成 | |
| BR112019006838B1 (pt) | Predição de vetor de movimento para modelos de movimento afim em codificação de vídeo |