DK3912357T3 - Begrænset bevægelsesvektorafledning til langtidsreferencebilleder i videokodning - Google Patents
Begrænset bevægelsesvektorafledning til langtidsreferencebilleder i videokodning Download PDFInfo
- Publication number
- DK3912357T3 DK3912357T3 DK20760226.9T DK20760226T DK3912357T3 DK 3912357 T3 DK3912357 T3 DK 3912357T3 DK 20760226 T DK20760226 T DK 20760226T DK 3912357 T3 DK3912357 T3 DK 3912357T3
- Authority
- DK
- Denmark
- Prior art keywords
- long
- motion vector
- video coding
- reference images
- term reference
- Prior art date
Links
- 238000009795 derivation Methods 0.000 title 1
- 230000007774 longterm Effects 0.000 title 1
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
- H04N19/134—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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- 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
- H04N19/513—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
- H04N19/577—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
- H04N19/50—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
- H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
-
- 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 |
|---|---|---|---|
| US201962808271P | 2019-02-20 | 2019-02-20 | |
| PCT/US2020/018918 WO2020172341A1 (en) | 2019-02-20 | 2020-02-19 | Constrained motion vector derivation for long-term reference pictures in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK3912357T3 true DK3912357T3 (da) | 2024-01-08 |
Family
ID=72144437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK20760226.9T DK3912357T3 (da) | 2019-02-20 | 2020-02-19 | Begrænset bevægelsesvektorafledning til langtidsreferencebilleder i videokodning |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US20210377520A1 (da) |
| EP (2) | EP3912357B1 (da) |
| JP (3) | JP7218449B2 (da) |
| KR (2) | KR102492738B1 (da) |
| CN (6) | CN116915983B (da) |
| DK (1) | DK3912357T3 (da) |
| ES (1) | ES2968163T3 (da) |
| FI (1) | FI3912357T3 (da) |
| HU (1) | HUE064569T2 (da) |
| MX (1) | MX2021010062A (da) |
| PL (1) | PL3912357T3 (da) |
| PT (1) | PT3912357T (da) |
| WO (1) | WO2020172341A1 (da) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11979595B2 (en) * | 2019-03-11 | 2024-05-07 | Vid Scale, Inc. | Symmetric merge mode motion vector coding |
| KR20240006015A (ko) | 2019-06-14 | 2024-01-12 | 엘지전자 주식회사 | 움직임 벡터를 이용한 영상 코딩 방법 및 장치 |
| WO2020251323A1 (ko) | 2019-06-14 | 2020-12-17 | 엘지전자 주식회사 | 인터 예측 기반 영상 코딩 방법 및 장치 |
| JP7331153B2 (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 | 動きベクトル差分を利用した映像コーディング方法および装置 |
| WO2020262919A1 (ko) | 2019-06-24 | 2020-12-30 | 엘지전자 주식회사 | 움직임 벡터 차분들을 이용한 영상 코딩 방법 및 장치 |
| KR20210158399A (ko) | 2019-06-24 | 2021-12-30 | 엘지전자 주식회사 | 인터 예측 기반 영상 코딩 방법 및 장치 |
| WO2020262918A1 (ko) | 2019-06-24 | 2020-12-30 | 엘지전자 주식회사 | 움직임 벡터를 이용한 영상 코딩 방법 및 장치 |
| KR20220038060A (ko) * | 2019-07-27 | 2022-03-25 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 참조 픽처 유형들에 따른 툴들의 사용의 제한들 |
| CN110545424B (zh) * | 2019-08-21 | 2021-05-11 | 浙江大华技术股份有限公司 | 基于mmvd模式的帧间预测方法、视频编码方法及相关装置、设备 |
| WO2023055199A1 (ko) * | 2021-09-30 | 2023-04-06 | 한국전자통신연구원 | 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체 |
| WO2023132510A1 (ko) * | 2022-01-04 | 2023-07-13 | 현대자동차주식회사 | 개선된 차분 움직임벡터 머지를 이용하는 비디오 코딩을 위한 방법 및 장치 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| PT3525464T (pt) * | 2002-04-19 | 2021-04-06 | Panasonic Ip Corp America | Método e sistema de codificação e descodificação de imagem |
| KR100491530B1 (ko) * | 2002-05-03 | 2005-05-27 | 엘지전자 주식회사 | 모션 벡터 결정 방법 |
| US8170116B2 (en) * | 2006-03-27 | 2012-05-01 | Nokia Corporation | Reference picture marking in scalable video encoding and decoding |
| US20100091845A1 (en) * | 2006-03-30 | 2010-04-15 | Byeong Moon Jeon | Method and apparatus for decoding/encoding a video signal |
| KR101379188B1 (ko) * | 2010-05-17 | 2014-04-18 | 에스케이 텔레콤주식회사 | 인트라 블록 및 인터 블록이 혼합된 코딩블록을 이용하는 영상 부호화/복호화 장치 및 그 방법 |
| BR112013033333B1 (pt) * | 2011-06-30 | 2022-07-26 | Sony Corporation | Dispositivo e método de processamento de imagem |
| MX2013012223A (es) * | 2011-10-28 | 2013-11-01 | Panasonic Corp | Metodo de codificacion de imagen, metodo de decodificacion de imagen, aparato de codificacion de imagen y aparato de decodificacion de imagen. |
| SG11201402160XA (en) * | 2011-11-08 | 2014-08-28 | Samsung Electronics Co Ltd | Method and apparatus for motion vector determination in video encoding or decoding |
| US9503720B2 (en) * | 2012-03-16 | 2016-11-22 | Qualcomm Incorporated | Motion vector coding and bi-prediction in HEVC and its extensions |
| US20130343459A1 (en) * | 2012-06-22 | 2013-12-26 | Nokia Corporation | Method and apparatus for video coding |
| MX346561B (es) * | 2012-07-02 | 2017-03-24 | Samsung Electronics Co Ltd | Metodo y aparato para predecir un vector de movimiento para la codificacion de video o decodificacion de video. |
| CN109982094A (zh) * | 2013-04-02 | 2019-07-05 | Vid拓展公司 | 针对可伸缩视频编码的增强型时间运动向量预测 |
| US9432667B2 (en) * | 2013-06-11 | 2016-08-30 | Qualcomm Incorporated | Processing bitstream constraints relating to inter-layer prediction types in multi-layer video coding |
| EP3158734A4 (en) * | 2014-06-19 | 2017-04-26 | Microsoft Technology Licensing, LLC | Unified intra block copy and inter prediction modes |
| US10412387B2 (en) * | 2014-08-22 | 2019-09-10 | Qualcomm Incorporated | Unified intra-block copy and inter-prediction |
| US9918105B2 (en) * | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
| WO2016200043A1 (ko) * | 2015-06-10 | 2016-12-15 | 엘지전자 주식회사 | 비디오 코딩 시스템에서 가상 참조 픽처 기반 인터 예측 방법 및 장치 |
| CN108293131B (zh) * | 2015-11-20 | 2021-08-31 | 联发科技股份有限公司 | 基于优先级运动矢量预测子推导的方法及装置 |
| KR102435500B1 (ko) * | 2016-10-06 | 2022-08-23 | 세종대학교산학협력단 | 비디오 신호의 복호화 방법 및 이의 장치 |
| US20180199057A1 (en) * | 2017-01-12 | 2018-07-12 | Mediatek Inc. | Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding |
| US10595035B2 (en) | 2017-03-22 | 2020-03-17 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
| WO2020145656A1 (ko) * | 2019-01-09 | 2020-07-16 | 엘지전자 주식회사 | Tmvp 후보의 가용 여부를 시그널링하는 방법 및 장치 |
| US11025936B2 (en) * | 2019-01-25 | 2021-06-01 | Tencent America LLC | Method and apparatus for video coding |
| WO2020164575A1 (en) * | 2019-02-14 | 2020-08-20 | Beijing Bytedance Network Technology Co., Ltd. | Decoder side motion derivation based on processing parameters |
-
2020
- 2020-02-19 CN CN202311109728.3A patent/CN116915983B/zh active Active
- 2020-02-19 PL PL20760226.9T patent/PL3912357T3/pl unknown
- 2020-02-19 PT PT207602269T patent/PT3912357T/pt unknown
- 2020-02-19 CN CN202311176081.6A patent/CN117119181B/zh active Active
- 2020-02-19 KR KR1020217026525A patent/KR102492738B1/ko active IP Right Grant
- 2020-02-19 EP EP20760226.9A patent/EP3912357B1/en active Active
- 2020-02-19 DK DK20760226.9T patent/DK3912357T3/da active
- 2020-02-19 CN CN202311040861.8A patent/CN116915982B/zh active Active
- 2020-02-19 WO PCT/US2020/018918 patent/WO2020172341A1/en unknown
- 2020-02-19 JP JP2021548645A patent/JP7218449B2/ja active Active
- 2020-02-19 EP EP23195885.1A patent/EP4262208A3/en active Pending
- 2020-02-19 CN CN202080013526.7A patent/CN113424539A/zh active Pending
- 2020-02-19 KR KR1020237002587A patent/KR20230018540A/ko active IP Right Grant
- 2020-02-19 CN CN202311061801.4A patent/CN117041556B/zh active Active
- 2020-02-19 HU HUE20760226A patent/HUE064569T2/hu unknown
- 2020-02-19 ES ES20760226T patent/ES2968163T3/es active Active
- 2020-02-19 FI FIEP20760226.9T patent/FI3912357T3/fi active
- 2020-02-19 CN CN202210001852.7A patent/CN114339237B/zh active Active
- 2020-02-19 MX MX2021010062A patent/MX2021010062A/es unknown
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2021
- 2021-08-13 US US17/402,466 patent/US20210377520A1/en active Pending
-
2023
- 2023-01-25 JP JP2023009229A patent/JP7447322B2/ja active Active
-
2024
- 2024-02-28 JP JP2024028537A patent/JP2024069266A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN117041556B (zh) | 2024-03-26 |
| CN116915982A (zh) | 2023-10-20 |
| EP4262208A2 (en) | 2023-10-18 |
| US20210377520A1 (en) | 2021-12-02 |
| MX2021010062A (es) | 2021-09-21 |
| KR20210107897A (ko) | 2021-09-01 |
| JP2024069266A (ja) | 2024-05-21 |
| KR20230018540A (ko) | 2023-02-07 |
| JP2022520867A (ja) | 2022-04-01 |
| EP3912357B1 (en) | 2023-10-04 |
| JP2023055778A (ja) | 2023-04-18 |
| CN117119181B (zh) | 2024-03-26 |
| EP3912357A1 (en) | 2021-11-24 |
| CN113424539A (zh) | 2021-09-21 |
| JP7218449B2 (ja) | 2023-02-06 |
| EP4262208A3 (en) | 2024-01-17 |
| CN116915983B (zh) | 2024-04-16 |
| CN116915983A (zh) | 2023-10-20 |
| KR102492738B1 (ko) | 2023-01-26 |
| CN117119181A (zh) | 2023-11-24 |
| FI3912357T3 (fi) | 2023-12-19 |
| HUE064569T2 (hu) | 2024-03-28 |
| WO2020172341A1 (en) | 2020-08-27 |
| PL3912357T3 (pl) | 2024-03-25 |
| CN114339237A (zh) | 2022-04-12 |
| CN114339237B (zh) | 2023-04-25 |
| EP3912357A4 (en) | 2022-05-18 |
| PT3912357T (pt) | 2023-12-26 |
| JP7447322B2 (ja) | 2024-03-11 |
| CN116915982B (zh) | 2024-03-26 |
| ES2968163T3 (es) | 2024-05-08 |
| CN117041556A (zh) | 2023-11-10 |
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