IL310462B2 - Symmetric motion vector difference coding - Google Patents
Symmetric motion vector difference codingInfo
- Publication number
- IL310462B2 IL310462B2 IL310462A IL31046224A IL310462B2 IL 310462 B2 IL310462 B2 IL 310462B2 IL 310462 A IL310462 A IL 310462A IL 31046224 A IL31046224 A IL 31046224A IL 310462 B2 IL310462 B2 IL 310462B2
- Authority
- IL
- Israel
- Prior art keywords
- mvd
- prediction
- video block
- block
- weight
- 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
- H04N19/10—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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862783437P | 2018-12-21 | 2018-12-21 | |
| US201962787321P | 2019-01-01 | 2019-01-01 | |
| US201962792710P | 2019-01-15 | 2019-01-15 | |
| US201962798674P | 2019-01-30 | 2019-01-30 | |
| US201962809308P | 2019-02-22 | 2019-02-22 | |
| PCT/US2019/067527 WO2020132272A1 (en) | 2018-12-21 | 2019-12-19 | Symmetric motion vector difference coding |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| IL310462A IL310462A (en) | 2024-03-01 |
| IL310462B1 IL310462B1 (en) | 2025-03-01 |
| IL310462B2 true IL310462B2 (en) | 2025-07-01 |
Family
ID=69191238
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL310462A IL310462B2 (en) | 2018-12-21 | 2019-12-19 | Symmetric motion vector difference coding |
| IL284179A IL284179B2 (en) | 2018-12-21 | 2019-12-19 | Symmetric motion vector difference coding |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL284179A IL284179B2 (en) | 2018-12-21 | 2019-12-19 | Symmetric motion vector difference coding |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US11546604B2 (OSRAM) |
| EP (2) | EP4576783A3 (OSRAM) |
| JP (2) | JP7697882B2 (OSRAM) |
| KR (2) | KR20260055522A (OSRAM) |
| CN (3) | CN113615186B (OSRAM) |
| FI (1) | FI3900343T3 (OSRAM) |
| IL (2) | IL310462B2 (OSRAM) |
| TW (2) | TWI835958B (OSRAM) |
| WO (1) | WO2020132272A1 (OSRAM) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201705749D0 (en) * | 2017-04-10 | 2017-05-24 | Nchain Holdings Ltd | Computer-implemented system and method |
| TWI731345B (zh) | 2018-06-19 | 2021-06-21 | 大陸商北京字節跳動網絡技術有限公司 | 模式相依運動向量差精確集 |
| KR102635047B1 (ko) | 2018-09-19 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용 |
| CN119815033A (zh) * | 2018-12-29 | 2025-04-11 | 华为技术有限公司 | 帧间预测方法、装置以及相应的编码器和解码器 |
| WO2020150080A1 (en) * | 2019-01-14 | 2020-07-23 | Interdigital Vc Holdings, Inc. | Method and apparatus for video encoding and decoding with bi-directional optical flow adapted to weighted prediction |
| US11025936B2 (en) * | 2019-01-25 | 2021-06-01 | Tencent America LLC | Method and apparatus for video coding |
| CN120980252A (zh) * | 2019-01-31 | 2025-11-18 | 北京字节跳动网络技术有限公司 | 对称运动矢量差编解码模式的快速算法 |
| CN118118659A (zh) | 2019-01-31 | 2024-05-31 | 北京字节跳动网络技术有限公司 | 记录仿射模式自适应运动矢量分辨率的上下文 |
| CN113383548B (zh) * | 2019-02-03 | 2026-02-27 | 北京字节跳动网络技术有限公司 | Mv精度和mv差编解码之间的相互作用 |
| CN113424538B (zh) | 2019-02-14 | 2025-09-16 | 北京字节跳动网络技术有限公司 | 解码器侧细化工具的选择性应用 |
| KR102928235B1 (ko) * | 2019-03-08 | 2026-02-19 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| PL3932070T3 (pl) * | 2019-04-28 | 2026-01-19 | Beijing Bytedance Network Technology Co., Ltd. | Kodowanie różnicowe symetrycznego wektora ruchu |
| SG11202112279WA (en) | 2019-05-11 | 2021-12-30 | Beijing Bytedance Network Technology Co Ltd | Selective use of coding tools in video processing |
| CN114009033A (zh) * | 2019-05-30 | 2022-02-01 | 北京达佳互联信息技术有限公司 | 用于用信号通知对称运动矢量差模式的方法和装置 |
| CN119729014A (zh) * | 2019-06-13 | 2025-03-28 | Lg电子株式会社 | 图像编码/解码设备以及用于发送图像的数据的设备 |
| ES3065915T3 (en) * | 2019-06-14 | 2026-05-08 | Lg Electronics Inc | Method and device for image coding using motion vector differences |
| KR102708635B1 (ko) * | 2019-06-24 | 2024-09-24 | 엘지전자 주식회사 | 움직임 벡터 차분들을 이용한 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 |
| CA3239406A1 (en) * | 2019-06-24 | 2020-12-30 | Lg Electronics Inc. | Inter prediction-based image coding method and apparatus |
| US12101502B2 (en) * | 2021-11-19 | 2024-09-24 | Tencent America LLC | Methods and devices for refining motion vector candidates |
| US11943448B2 (en) * | 2021-11-22 | 2024-03-26 | Tencent America LLC | Joint coding of motion vector difference |
| US12160564B2 (en) * | 2022-04-11 | 2024-12-03 | Tencent America LLC | Bilateral matching with affine motion |
| US12388977B2 (en) * | 2022-04-25 | 2025-08-12 | Tencent America LLC | Affine models use in affine bilateral matching |
| US20230396797A1 (en) * | 2022-06-06 | 2023-12-07 | Tencent America LLC | Translational motion vector coding in affine mode |
| US12513326B2 (en) * | 2023-02-01 | 2025-12-30 | Tencent America LLC | Method and apparatus for signaling for compound inter prediction modes |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9503720B2 (en) | 2012-03-16 | 2016-11-22 | Qualcomm Incorporated | Motion vector coding and bi-prediction in HEVC and its extensions |
| US9615090B2 (en) | 2012-12-28 | 2017-04-04 | Qualcomm Incorporated | Parsing syntax elements in three-dimensional video coding |
| CN107431817B (zh) * | 2015-01-29 | 2020-03-24 | Vid拓展公司 | 用于调色板译码的方法及装置 |
| US10306240B2 (en) * | 2015-06-08 | 2019-05-28 | Vid Scale, Inc. | Intra block copy mode for screen content coding |
| US20180249172A1 (en) * | 2015-09-02 | 2018-08-30 | Mediatek Inc. | Method and apparatus of motion compensation for video coding based on bi prediction optical flow techniques |
| US10375413B2 (en) * | 2015-09-28 | 2019-08-06 | Qualcomm Incorporated | Bi-directional optical flow for video coding |
| CN108886619A (zh) | 2016-01-07 | 2018-11-23 | 联发科技股份有限公司 | 用于视频编解码系统的仿射合并模式预测的方法及装置 |
| KR102480191B1 (ko) * | 2016-05-13 | 2022-12-21 | 브이아이디 스케일, 인크. | 비디오 코딩을 위한 일반화된 다중-가설 예측 시스템 및 방법 |
| US11638027B2 (en) * | 2016-08-08 | 2023-04-25 | Hfi Innovation, Inc. | Pattern-based motion vector derivation for video coding |
| CN116866593A (zh) * | 2016-11-28 | 2023-10-10 | 韩国电子通信研究院 | 对图像编码/解码的方法和设备及存储比特流的记录介质 |
| US10931969B2 (en) * | 2017-01-04 | 2021-02-23 | Qualcomm Incorporated | Motion vector reconstructions for bi-directional optical flow (BIO) |
| US11109062B2 (en) | 2017-03-16 | 2021-08-31 | Mediatek Inc. | Method and apparatus of motion refinement based on bi-directional optical flow for video coding |
| US10595035B2 (en) * | 2017-03-22 | 2020-03-17 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
| CN107123128B (zh) * | 2017-04-24 | 2019-07-16 | 南京邮电大学 | 一种保证准确性的车辆运动状态估计方法 |
| JP6765520B2 (ja) * | 2017-05-19 | 2020-10-07 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ | 符号化装置、復号装置、符号化方法及び復号方法 |
| KR102523002B1 (ko) * | 2017-12-14 | 2023-04-18 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인터 예측에 따른 영상 디코딩 방법 및 장치 |
| CN108256511B (zh) * | 2018-03-15 | 2022-03-29 | 太原理工大学 | 基于视频编码码流的人体运动检测方法 |
| KR102635047B1 (ko) * | 2018-09-19 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용 |
| CN113273209B (zh) * | 2018-12-17 | 2024-09-27 | 交互数字Vc控股公司 | Mmvd和smvd与运动和预测模型的组合 |
-
2019
- 2019-12-19 IL IL310462A patent/IL310462B2/en unknown
- 2019-12-19 CN CN201980088741.0A patent/CN113615186B/zh active Active
- 2019-12-19 CN CN202410486238.3A patent/CN118433390A/zh active Pending
- 2019-12-19 WO PCT/US2019/067527 patent/WO2020132272A1/en not_active Ceased
- 2019-12-19 KR KR1020267011399A patent/KR20260055522A/ko active Pending
- 2019-12-19 IL IL284179A patent/IL284179B2/en unknown
- 2019-12-19 EP EP25174829.9A patent/EP4576783A3/en active Pending
- 2019-12-19 EP EP19842668.6A patent/EP3900343B1/en active Active
- 2019-12-19 JP JP2021535909A patent/JP7697882B2/ja active Active
- 2019-12-19 US US17/416,205 patent/US11546604B2/en active Active
- 2019-12-19 FI FIEP19842668.6T patent/FI3900343T3/fi active
- 2019-12-19 KR KR1020217019140A patent/KR102954017B1/ko active Active
- 2019-12-19 CN CN202410486252.3A patent/CN118433391A/zh active Pending
- 2019-12-20 TW TW108147006A patent/TWI835958B/zh active
- 2019-12-20 TW TW113105213A patent/TWI911646B/zh active
-
2022
- 2022-12-15 US US18/082,525 patent/US12095998B2/en active Active
-
2024
- 2024-08-09 US US18/799,312 patent/US20240406406A1/en active Pending
-
2025
- 2025-02-25 JP JP2025027949A patent/JP2025081627A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| TWI835958B (zh) | 2024-03-21 |
| FI3900343T3 (fi) | 2025-07-30 |
| US20230125740A1 (en) | 2023-04-27 |
| EP3900343A1 (en) | 2021-10-27 |
| KR102954017B1 (ko) | 2026-04-20 |
| TW202038626A (zh) | 2020-10-16 |
| CN118433391A (zh) | 2024-08-02 |
| IL284179B1 (en) | 2024-02-01 |
| CN113615186B (zh) | 2024-05-10 |
| CN118433390A (zh) | 2024-08-02 |
| US11546604B2 (en) | 2023-01-03 |
| TWI911646B (zh) | 2026-01-11 |
| KR20260055522A (ko) | 2026-04-23 |
| JP2025081627A (ja) | 2025-05-27 |
| JP7697882B2 (ja) | 2025-06-24 |
| IL284179B2 (en) | 2024-06-01 |
| US12095998B2 (en) | 2024-09-17 |
| EP3900343B1 (en) | 2025-06-18 |
| IL310462B1 (en) | 2025-03-01 |
| US20240406406A1 (en) | 2024-12-05 |
| IL284179A (en) | 2021-08-31 |
| IL310462A (en) | 2024-03-01 |
| EP4576783A2 (en) | 2025-06-25 |
| TW202435617A (zh) | 2024-09-01 |
| EP4576783A3 (en) | 2025-08-13 |
| CN113615186A (zh) | 2021-11-05 |
| US20220150505A1 (en) | 2022-05-12 |
| JP2022516433A (ja) | 2022-02-28 |
| WO2020132272A1 (en) | 2020-06-25 |
| KR20210113187A (ko) | 2021-09-15 |
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