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 (16)
| Country | Link |
|---|---|
| US (2) | US11765383B2 (pt) |
| EP (2) | EP3861743B1 (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) |
| ES (1) | ES2974160T3 (pt) |
| HU (1) | HUE065630T2 (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 |
| WO2020130617A1 (ko) * | 2018-12-18 | 2020-06-25 | 엘지전자 주식회사 | 비디오 데이터를 처리하기 위한 방법 및 장치 |
| US20220078406A1 (en) * | 2018-12-29 | 2022-03-10 | Vid Scale, Inc. | History-based motion vector prediction |
| JP2021513795A (ja) * | 2019-01-01 | 2021-05-27 | エルジー エレクトロニクス インコーポレイティド | 履歴ベース動きベクトル予測に基づいてビデオ信号を処理するための方法及び装置 |
| US12047596B2 (en) * | 2019-01-31 | 2024-07-23 | Hfi Innovation Inc. | Method and apparatus of combined inter and intra prediction for video coding |
| KR20230157529A (ko) * | 2019-04-01 | 2023-11-16 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 히스토리 기반 움직임 벡터 예측을 위한 보간 필터 사용 |
| EP3985981A4 (en) * | 2019-06-14 | 2023-04-19 | Lg Electronics Inc. | IMAGE DECODER METHOD AND APPARATUS FOR DRIVING WEIGHTING INDEX INFORMATION FOR WEIGHTED AVERAGE WHEN BI-PREDICTION IS APPLIED |
| JP7331154B2 (ja) | 2019-06-14 | 2023-08-22 | エルジー エレクトロニクス インコーポレイティド | 双予測（ｂｉ－ｐｒｅｄｉｃｔｉｏｎ）のための加重値インデックス情報を導出する画像デコード方法及びその装置 |
| EP3997881A4 (en) | 2019-08-20 | 2022-09-14 | Beijing Bytedance Network Technology Co., Ltd. | SELECTIVE USE OF ALTERNATIVE INTERPOLATION FILTERS IN VIDEO PROCESSING |
| EP4128780A4 (en) | 2020-05-01 | 2023-11-08 | Beijing Bytedance Network Technology Co., Ltd. | ENTROPIC CODING FOR MOTION PRECISION 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 |
| CA2964642A1 (en) * | 2014-10-31 | 2016-05-06 | Mediatek Inc. | Method of improved directional intra prediction for video coding |
| BR112020023571A8 (pt) * | 2018-05-23 | 2023-02-07 | Mediatek Inc | Método e aparelho de codificação de vídeo usando ponderação de cu bidirecional |
| JP7237144B2 (ja) | 2018-08-10 | 2023-03-10 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | ビデオ処理方法、ビデオ処理装置、エンコーダ、デコーダ、媒体、およびコンピュータプログラム |
| CN116781931A (zh) | 2018-08-13 | 2023-09-19 | Lg电子株式会社 | 图像编码/解码设备和图像数据发送设备 |
| CN118158431A (zh) | 2018-10-12 | 2024-06-07 | 韦勒斯标准与技术协会公司 | 使用多假设预测的视频信号处理方法和装置 |
-
2019
- 2019-10-24 WO PCT/RU2019/050196 patent/WO2020085954A1/en unknown
- 2019-10-24 BR BR112021007592-5A patent/BR112021007592A2/pt unknown
- 2019-10-24 PL PL19877077.8T patent/PL3861743T3/pl unknown
- 2019-10-24 CN CN202311434314.8A patent/CN117459721A/zh active Pending
- 2019-10-24 NZ NZ775539A patent/NZ775539A/en unknown
- 2019-10-24 ES ES19877077T patent/ES2974160T3/es active Active
- 2019-10-24 CN CN202311428198.9A patent/CN117459720A/zh active Pending
- 2019-10-24 CN CN202110430607.3A patent/CN113315974B/zh active Active
- 2019-10-24 CN CN202311424487.1A patent/CN118055224A/zh active Pending
- 2019-10-24 KR KR1020217015004A patent/KR20210072098A/ko not_active Application Discontinuation
- 2019-10-24 JP JP2021522430A patent/JP7395580B2/ja active Active
- 2019-10-24 EP EP19877077.8A patent/EP3861743B1/en active Active
- 2019-10-24 EP EP23210022.2A patent/EP4333434A1/en active Pending
- 2019-10-24 CA CA3117482A patent/CA3117482A1/en active Pending
- 2019-10-24 CN CN201980063572.5A patent/CN112771870B/zh active Active
- 2019-10-24 AU AU2019364883A patent/AU2019364883B2/en active Active
- 2019-10-24 MX MX2021004733A patent/MX2021004733A/es unknown
- 2019-10-24 PT PT198770778T patent/PT3861743T/pt unknown
- 2019-10-24 CN CN202311424507.5A patent/CN117478875A/zh active Pending
- 2019-10-24 HU HUE19877077A patent/HUE065630T2/hu unknown
-
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 |
| US20240040146A1 (en) | 2024-02-01 |
| AU2019364883B2 (en) | 2023-07-20 |
| CA3117482A1 (en) | 2020-04-30 |
| CL2021001047A1 (es) | 2021-09-24 |
| EP3861743B1 (en) | 2023-12-27 |
| CN112771870B (zh) | 2023-11-10 |
| EP4333434A1 (en) | 2024-03-06 |
| CN117459720A (zh) | 2024-01-26 |
| PL3861743T3 (pl) | 2024-05-13 |
| CN118055224A (zh) | 2024-05-17 |
| NZ775539A (en) | 2023-06-30 |
| KR20210072098A (ko) | 2021-06-16 |
| AU2019364883A1 (en) | 2021-05-27 |
| JP2023164872A (ja) | 2023-11-14 |
| WO2020085954A1 (en) | 2020-04-30 |
| ES2974160T3 (es) | 2024-06-26 |
| US11765383B2 (en) | 2023-09-19 |
| EP3861743A4 (en) | 2021-12-01 |
| JP2022505771A (ja) | 2022-01-14 |
| CN117478875A (zh) | 2024-01-30 |
| BR112021007592A2 (pt) | 2021-07-27 |
| MX2021004733A (es) | 2021-06-04 |
| CN113315974B (zh) | 2022-06-10 |
| HUE065630T2 (hu) | 2024-06-28 |
| US20210243470A1 (en) | 2021-08-05 |
| JP7395580B2 (ja) | 2023-12-11 |
| CN112771870A (zh) | 2021-05-07 |
| CN113315974A (zh) | 2021-08-27 |
| EP3861743A1 (en) | 2021-08-11 |
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