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
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Classifications
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- 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
- H04N19/50—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
- H04N19/10—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
- H04N19/90—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 (2) | US12219125B2 (da) |
| EP (3) | EP4679827A3 (da) |
| JP (4) | JP7218449B2 (da) |
| KR (3) | KR102492738B1 (da) |
| CN (6) | CN116915983B (da) |
| DK (1) | DK3912357T3 (da) |
| ES (1) | ES2968163T3 (da) |
| FI (1) | FI3912357T3 (da) |
| HU (1) | HUE064569T2 (da) |
| MX (5) | MX2021010062A (da) |
| PL (1) | PL3912357T3 (da) |
| PT (1) | PT3912357T (da) |
| WO (1) | WO2020172341A1 (da) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120529070A (zh) * | 2019-03-07 | 2025-08-22 | 数字洞察力有限公司 | 图像编码/解码方法和传输比特流的方法 |
| EP3939303A1 (en) * | 2019-03-11 | 2022-01-19 | VID SCALE, Inc. | Symmetric merge mode motion vector coding |
| WO2020251323A1 (ko) | 2019-06-14 | 2020-12-17 | 엘지전자 주식회사 | 인터 예측 기반 영상 코딩 방법 및 장치 |
| KR102622467B1 (ko) * | 2019-06-14 | 2024-01-09 | 엘지전자 주식회사 | 움직임 벡터를 이용한 영상 코딩 방법 및 장치 |
| CN119967167A (zh) | 2019-06-14 | 2025-05-09 | Lg 电子株式会社 | 使用运动矢量差进行图像编译的方法和装置 |
| CN120378632A (zh) | 2019-06-24 | 2025-07-25 | Lg电子株式会社 | 解码方法、编码方法和数据发送方法 |
| KR102799994B1 (ko) | 2019-06-24 | 2025-04-25 | 엘지전자 주식회사 | 인터 예측 기반 영상 코딩 방법 및 장치 |
| JP7342153B2 (ja) | 2019-06-24 | 2023-09-11 | エルジー エレクトロニクス インコーポレイティド | 動きベクトルを用いた画像コーディング方法および装置 |
| CN114175655B (zh) | 2019-07-27 | 2024-01-02 | 北京字节跳动网络技术有限公司 | 根据参考图片类型使用工具的限制 |
| 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 |
| CN120642335A (zh) * | 2023-01-19 | 2025-09-12 | 英迪股份有限公司 | 基于帧间预测的图像编码/解码方法和装置以及用于存储比特流的记录介质 |
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| CN1992895B (zh) * | 2002-04-19 | 2010-12-08 | 松下电器产业株式会社 | 图像编码方法及图像编码装置 |
| KR20040099100A (ko) * | 2002-04-19 | 2004-11-26 | 마쯔시다덴기산교 가부시키가이샤 | 움직임 벡터 계산 방법 |
| 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 |
| CN103636217B (zh) * | 2011-06-30 | 2017-04-12 | 索尼公司 | 图像处理设备和图像处理方法 |
| CN107257481B (zh) * | 2011-10-27 | 2019-12-10 | 太阳专利托管公司 | 编码方法、解码方法、编码装置、解码装置 |
| BR112013027350B1 (pt) * | 2011-10-28 | 2022-06-07 | Sun Patent Trust | Método de codificação de imagem, método de decodificação de imagem, aparelho de codificação de imagem e aparelho de decodificação de imagem |
| SG10201502731VA (en) * | 2011-11-08 | 2015-05-28 | 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 |
| CN108055551A (zh) * | 2012-07-02 | 2018-05-18 | 三星电子株式会社 | 用于预测对视频进行编码或解码的运动矢量的方法和设备 |
| JP6149151B2 (ja) * | 2013-04-02 | 2017-06-14 | ヴィド スケール インコーポレイテッド | スケーラブルビデオコーディングのための拡張時間的動きベクトル予測 |
| WO2014163452A1 (ko) * | 2013-04-05 | 2014-10-09 | 삼성전자 주식회사 | 멀티 레이어 비디오의 복호화 방법 및 장치, 멀티 레이어 비디오의 부호화 방법 및 장치 |
| US9509999B2 (en) * | 2013-06-11 | 2016-11-29 | Qualcomm Incorporated | Inter-layer prediction types in multi-layer video coding |
| US10785486B2 (en) * | 2014-06-19 | 2020-09-22 | 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 |
| US10554968B2 (en) * | 2015-06-10 | 2020-02-04 | Lg Electronics Inc. | Method and apparatus for inter prediction on basis of virtual reference picture in video coding system |
| US10999595B2 (en) * | 2015-11-20 | 2021-05-04 | Mediatek Inc. | Method and apparatus of motion vector prediction or merge candidate derivation for video coding |
| US10555002B2 (en) * | 2016-01-21 | 2020-02-04 | Intel Corporation | Long term reference picture coding |
| 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 |
| CN113196751B (zh) * | 2018-10-23 | 2023-10-13 | 韦勒斯标准与技术协会公司 | 通过使用基于子块的运动补偿处理视频信号的方法和设备 |
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| WO2020145656A1 (ko) * | 2019-01-09 | 2020-07-16 | 엘지전자 주식회사 | Tmvp 후보의 가용 여부를 시그널링하는 방법 및 장치 |
| US10752213B2 (en) * | 2019-01-09 | 2020-08-25 | Capital One Services, Llc | Detecting an event and automatically obtaining video data |
| US11025936B2 (en) * | 2019-01-25 | 2021-06-01 | Tencent America LLC | Method and apparatus for video coding |
| CN121309818A (zh) * | 2019-02-14 | 2026-01-09 | 北京字节跳动网络技术有限公司 | 基于处理参数的解码器侧运动推导 |
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2020
- 2020-02-19 PT PT207602269T patent/PT3912357T/pt unknown
- 2020-02-19 HU HUE20760226A patent/HUE064569T2/hu unknown
- 2020-02-19 ES ES20760226T patent/ES2968163T3/es active Active
- 2020-02-19 WO PCT/US2020/018918 patent/WO2020172341A1/en not_active Ceased
- 2020-02-19 PL PL20760226.9T patent/PL3912357T3/pl unknown
- 2020-02-19 EP EP25219666.2A patent/EP4679827A3/en active Pending
- 2020-02-19 CN CN202311109728.3A patent/CN116915983B/zh active Active
- 2020-02-19 KR KR1020217026525A patent/KR102492738B1/ko active Active
- 2020-02-19 KR KR1020247030193A patent/KR20240137710A/ko active Pending
- 2020-02-19 FI FIEP20760226.9T patent/FI3912357T3/fi active
- 2020-02-19 MX MX2021010062A patent/MX2021010062A/es unknown
- 2020-02-19 DK DK20760226.9T patent/DK3912357T3/da active
- 2020-02-19 JP JP2021548645A patent/JP7218449B2/ja active Active
- 2020-02-19 EP EP23195885.1A patent/EP4262208B1/en active Active
- 2020-02-19 KR KR1020237002587A patent/KR102706608B1/ko active Active
- 2020-02-19 CN CN202080013526.7A patent/CN113424539A/zh active Pending
- 2020-02-19 CN CN202311040861.8A patent/CN116915982B/zh active Active
- 2020-02-19 CN CN202210001852.7A patent/CN114339237B/zh active Active
- 2020-02-19 CN CN202311061801.4A patent/CN117041556B/zh active Active
- 2020-02-19 EP EP20760226.9A patent/EP3912357B1/en active Active
- 2020-02-19 CN CN202311176081.6A patent/CN117119181B/zh active Active
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2021
- 2021-08-13 US US17/402,466 patent/US12219125B2/en active Active
- 2021-08-19 MX MX2024015526A patent/MX2024015526A/es unknown
- 2021-08-19 MX MX2024015524A patent/MX2024015524A/es unknown
- 2021-08-19 MX MX2024015530A patent/MX2024015530A/es unknown
- 2021-08-19 MX MX2024015528A patent/MX2024015528A/es unknown
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2023
- 2023-01-25 JP JP2023009229A patent/JP7447322B2/ja active Active
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2024
- 2024-02-28 JP JP2024028537A patent/JP7688186B2/ja active Active
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2025
- 2025-01-06 US US19/011,573 patent/US20250142057A1/en active Pending
- 2025-05-22 JP JP2025085514A patent/JP2025131632A/ja active Pending
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