PT3861743T - Decodificador de vídeo e métodos - Google Patents
Decodificador de vídeo e métodosInfo
- Publication number
- PT3861743T PT3861743T PT198770778T PT19877077T PT3861743T PT 3861743 T PT3861743 T PT 3861743T PT 198770778 T PT198770778 T PT 198770778T PT 19877077 T PT19877077 T PT 19877077T PT 3861743 T PT3861743 T PT 3861743T
- Authority
- PT
- Portugal
- Prior art keywords
- methods
- video decoder
- decoder
- 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
- H04N19/503—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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
-
- 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
- H04N19/134—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
- H04N19/577—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
- H04N19/70—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
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862750250P | 2018-10-24 | 2018-10-24 | |
US201962909761P | 2019-10-02 | 2019-10-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
PT3861743T true PT3861743T (pt) | 2024-02-29 |
Family
ID=70330527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT198770778T PT3861743T (pt) | 2018-10-24 | 2019-10-24 | Decodificador de vídeo e métodos |
Country Status (14)
Country | Link |
---|---|
US (2) | US11765383B2 (pt) |
EP (2) | EP4333434A1 (pt) |
JP (2) | JP7395580B2 (pt) |
KR (1) | KR20210072098A (pt) |
CN (6) | CN117459721A (pt) |
AU (1) | AU2019364883B2 (pt) |
BR (1) | BR112021007592A2 (pt) |
CA (1) | CA3117482A1 (pt) |
CL (1) | CL2021001047A1 (pt) |
MX (1) | MX2021004733A (pt) |
NZ (1) | NZ775539A (pt) |
PL (1) | PL3861743T3 (pt) |
PT (1) | PT3861743T (pt) |
WO (1) | WO2020085954A1 (pt) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11394989B2 (en) * | 2018-12-10 | 2022-07-19 | Tencent America LLC | Method and apparatus for video coding |
US11876957B2 (en) * | 2018-12-18 | 2024-01-16 | Lg Electronics Inc. | Method and apparatus for processing video data |
US20220078406A1 (en) * | 2018-12-29 | 2022-03-10 | Vid Scale, Inc. | History-based motion vector prediction |
KR102443965B1 (ko) * | 2019-01-01 | 2022-09-19 | 엘지전자 주식회사 | 히스토리 기반 모션 벡터 예측을 기반으로 비디오 신호를 처리하기 위한 방법 및 장치 |
US20220103854A1 (en) * | 2019-01-31 | 2022-03-31 | Mediatek Inc. | Method and Apparatus of Combined Inter and Intra Prediction for Video Coding |
SG11202110650WA (en) | 2019-04-01 | 2021-10-28 | Beijing Bytedance Network Technology Co Ltd | Using interpolation filters for history based motion vector prediction |
WO2020251258A1 (ko) * | 2019-06-14 | 2020-12-17 | 엘지전자 주식회사 | 쌍 예측이 적용되는 경우 가중 평균을 위한 가중치 인덱스 정보를 도출하는 영상 디코딩 방법 및 그 장치 |
AU2020290835B2 (en) | 2019-06-14 | 2023-12-07 | Lg Electronics Inc. | Image decoding method for deriving weight index information for bi-prediction, and device for same |
EP3997881A4 (en) | 2019-08-20 | 2022-09-14 | Beijing Bytedance Network Technology Co., Ltd. | SELECTIVE USE OF ALTERNATIVE INTERPOLATION FILTERS IN VIDEO PROCESSING |
EP4128795A4 (en) | 2020-05-01 | 2023-08-30 | Beijing Bytedance Network Technology Co., Ltd. | ENTROPY ENCODING FOR PARTITION SYNTAX |
CN113282552B (zh) * | 2021-06-04 | 2022-11-22 | 上海天旦网络科技发展有限公司 | 流量统计日志的相似性向量化方法及系统 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8731054B2 (en) * | 2004-05-04 | 2014-05-20 | Qualcomm Incorporated | Method and apparatus for weighted prediction in predictive frames |
GB2469679B (en) * | 2009-04-23 | 2012-05-02 | Imagination Tech Ltd | Object tracking using momentum and acceleration vectors in a motion estimation system |
CN101610413B (zh) * | 2009-07-29 | 2011-04-27 | 清华大学 | 一种视频的编码/解码方法及装置 |
KR101630688B1 (ko) * | 2010-02-17 | 2016-06-16 | 삼성전자주식회사 | 움직임 예측 장치 및 방법과 영상 처리 장치 |
US9083983B2 (en) * | 2011-10-04 | 2015-07-14 | Qualcomm Incorporated | Motion vector predictor candidate clipping removal for video coding |
US9503720B2 (en) * | 2012-03-16 | 2016-11-22 | Qualcomm Incorporated | Motion vector coding and bi-prediction in HEVC and its extensions |
US9479778B2 (en) * | 2012-08-13 | 2016-10-25 | Qualcomm Incorporated | Device and method for coding video information using base layer motion vector candidate |
CN102946536B (zh) * | 2012-10-09 | 2015-09-30 | 华为技术有限公司 | 候选矢量列表构建的方法及装置 |
CN103338372A (zh) * | 2013-06-15 | 2013-10-02 | 浙江大学 | 一种视频处理方法及装置 |
US10499053B2 (en) * | 2014-10-31 | 2019-12-03 | Mediatek Inc. | Method of improved directional intra prediction for video coding |
EP3794819A4 (en) * | 2018-05-23 | 2022-12-07 | HFI Innovation Inc. | METHOD AND APPARATUS FOR VIDEO CODING WITH BI-DIRECTIONAL CU WEIGHTS |
KR102542433B1 (ko) | 2018-08-10 | 2023-06-13 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 처리 방법, 비디오 처리 장치, 인코더, 디코더, 매체 및 컴퓨터 프로그램 |
MX2021001670A (es) | 2018-08-13 | 2021-04-19 | Lg Electronics Inc | Metodo de inter-prediccion basado en el vector de movimiento basado en el historial, y dispositivo para el mismo. |
JP7342118B2 (ja) | 2018-10-12 | 2023-09-11 | ウィルス インスティテュート オブ スタンダーズ アンド テクノロジー インコーポレイティド | 多重仮定予測を用いるビデオ信号処理方法及び装置 |
-
2019
- 2019-10-24 JP JP2021522430A patent/JP7395580B2/ja active Active
- 2019-10-24 CN CN202311434314.8A patent/CN117459721A/zh active Pending
- 2019-10-24 EP EP23210022.2A patent/EP4333434A1/en active Pending
- 2019-10-24 PT PT198770778T patent/PT3861743T/pt unknown
- 2019-10-24 AU AU2019364883A patent/AU2019364883B2/en active Active
- 2019-10-24 PL PL19877077.8T patent/PL3861743T3/pl unknown
- 2019-10-24 CN CN202311428198.9A patent/CN117459720A/zh active Pending
- 2019-10-24 KR KR1020217015004A patent/KR20210072098A/ko not_active Application Discontinuation
- 2019-10-24 CN CN202110430607.3A patent/CN113315974B/zh active Active
- 2019-10-24 MX MX2021004733A patent/MX2021004733A/es unknown
- 2019-10-24 CA CA3117482A patent/CA3117482A1/en active Pending
- 2019-10-24 WO PCT/RU2019/050196 patent/WO2020085954A1/en unknown
- 2019-10-24 BR BR112021007592-5A patent/BR112021007592A2/pt unknown
- 2019-10-24 CN CN201980063572.5A patent/CN112771870B/zh active Active
- 2019-10-24 NZ NZ775539A patent/NZ775539A/en unknown
- 2019-10-24 CN CN202311424487.1A patent/CN118055224A/zh active Pending
- 2019-10-24 CN CN202311424507.5A patent/CN117478875A/zh active Pending
- 2019-10-24 EP EP19877077.8A patent/EP3861743B1/en active Active
-
2021
- 2021-04-22 US US17/237,924 patent/US11765383B2/en active Active
- 2021-04-23 CL CL2021001047A patent/CL2021001047A1/es unknown
-
2023
- 2023-08-04 US US18/230,384 patent/US20240040146A1/en active Pending
- 2023-08-24 JP JP2023136377A patent/JP2023164872A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CN117459721A (zh) | 2024-01-26 |
MX2021004733A (es) | 2021-06-04 |
CN118055224A (zh) | 2024-05-17 |
EP3861743B1 (en) | 2023-12-27 |
NZ775539A (en) | 2023-06-30 |
AU2019364883B2 (en) | 2023-07-20 |
JP2022505771A (ja) | 2022-01-14 |
EP3861743A4 (en) | 2021-12-01 |
AU2019364883A1 (en) | 2021-05-27 |
JP2023164872A (ja) | 2023-11-14 |
CN117459720A (zh) | 2024-01-26 |
US20240040146A1 (en) | 2024-02-01 |
KR20210072098A (ko) | 2021-06-16 |
EP4333434A1 (en) | 2024-03-06 |
EP3861743A1 (en) | 2021-08-11 |
CN112771870A (zh) | 2021-05-07 |
BR112021007592A2 (pt) | 2021-07-27 |
US20210243470A1 (en) | 2021-08-05 |
CN113315974B (zh) | 2022-06-10 |
CA3117482A1 (en) | 2020-04-30 |
CN117478875A (zh) | 2024-01-30 |
CL2021001047A1 (es) | 2021-09-24 |
CN112771870B (zh) | 2023-11-10 |
JP7395580B2 (ja) | 2023-12-11 |
US11765383B2 (en) | 2023-09-19 |
PL3861743T3 (pl) | 2024-05-13 |
WO2020085954A1 (en) | 2020-04-30 |
CN113315974A (zh) | 2021-08-27 |
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