JP2021529462A5 - - Google Patents
Info
- Publication number
- JP2021529462A5 JP2021529462A5 JP2020571756A JP2020571756A JP2021529462A5 JP 2021529462 A5 JP2021529462 A5 JP 2021529462A5 JP 2020571756 A JP2020571756 A JP 2020571756A JP 2020571756 A JP2020571756 A JP 2020571756A JP 2021529462 A5 JP2021529462 A5 JP 2021529462A5
- Authority
- JP
- Japan
- Prior art keywords
- video block
- current video
- control point
- subblock
- motion vectors
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2024112738A JP7794901B2 (ja) | 2018-06-29 | 2024-07-12 | アフィン動きモデルを基にしたビデオコーディングのためのアダプティブ制御点の選択 |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862691770P | 2018-06-29 | 2018-06-29 | |
| US62/691,770 | 2018-06-29 | ||
| US201862734728P | 2018-09-21 | 2018-09-21 | |
| US62/734,728 | 2018-09-21 | ||
| US201862778055P | 2018-12-11 | 2018-12-11 | |
| US62/778,055 | 2018-12-11 | ||
| PCT/US2019/039611 WO2020006304A1 (en) | 2018-06-29 | 2019-06-27 | Adaptive control point selection for affine motion model based video coding |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024112738A Division JP7794901B2 (ja) | 2018-06-29 | 2024-07-12 | アフィン動きモデルを基にしたビデオコーディングのためのアダプティブ制御点の選択 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021529462A JP2021529462A (ja) | 2021-10-28 |
| JP2021529462A5 true JP2021529462A5 (enExample) | 2022-07-05 |
| JP7779657B2 JP7779657B2 (ja) | 2025-12-03 |
Family
ID=67263124
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020571756A Active JP7779657B2 (ja) | 2018-06-29 | 2019-06-27 | アフィン動きモデルを基にしたビデオコーディングのためのアダプティブ制御点の選択 |
| JP2024112738A Active JP7794901B2 (ja) | 2018-06-29 | 2024-07-12 | アフィン動きモデルを基にしたビデオコーディングのためのアダプティブ制御点の選択 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024112738A Active JP7794901B2 (ja) | 2018-06-29 | 2024-07-12 | アフィン動きモデルを基にしたビデオコーディングのためのアダプティブ制御点の選択 |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US11503328B2 (enExample) |
| EP (1) | EP3815375B1 (enExample) |
| JP (2) | JP7779657B2 (enExample) |
| CN (3) | CN119011869A (enExample) |
| CA (1) | CA3105072A1 (enExample) |
| SG (1) | SG11202012967VA (enExample) |
| WO (1) | WO2020006304A1 (enExample) |
| ZA (1) | ZA202100014B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020233660A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Syntax-based motion candidate derivation in sub-block merge mode |
| CN119484834A (zh) * | 2019-06-19 | 2025-02-18 | Lg 电子株式会社 | 图像编译中指示变换核集的信息的信令 |
| US11432002B2 (en) * | 2019-07-08 | 2022-08-30 | Hyundai Motor Company | Method and apparatus for encoding and decoding video using inter-prediction |
| EP3997869A4 (en) | 2019-08-10 | 2022-10-26 | Beijing Bytedance Network Technology Co., Ltd. | Subpicture dependent signaling in video bitstreams |
| US11317111B2 (en) * | 2019-09-29 | 2022-04-26 | Qualcomm Incorporated | Affine coding with vector clipping |
| CN114631321B (zh) | 2019-10-18 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 子图片与环路滤波之间的相互影响 |
| CN115280774B (zh) | 2019-12-02 | 2025-08-19 | 抖音视界有限公司 | 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质 |
| KR20220157950A (ko) | 2020-03-23 | 2022-11-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트 |
| CN114342390B (zh) * | 2020-07-30 | 2022-10-28 | 北京达佳互联信息技术有限公司 | 用于仿射运动补偿的预测细化的方法和装置 |
| US12206861B2 (en) | 2022-01-12 | 2025-01-21 | Tencent America LLC | Motion vector restriction for out-of-frame boundary conditions |
| CN118476227A (zh) | 2022-01-17 | 2024-08-09 | 北京达佳互联信息技术有限公司 | 用于视频编解码中仿射合并模式的候选推导的方法和设备 |
| US12160564B2 (en) * | 2022-04-11 | 2024-12-03 | Tencent America LLC | Bilateral matching with affine motion |
| US12432352B2 (en) * | 2022-10-14 | 2025-09-30 | Qualcomm Incorporated | Bit-length control for linear regression-based affine merge candidate derivation |
Family Cites Families (40)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US7206346B2 (en) | 1997-06-25 | 2007-04-17 | Nippon Telegraph And Telephone Corporation | Motion vector predictive encoding method, motion vector decoding method, predictive encoding apparatus and decoding apparatus, and storage media storing motion vector predictive encoding and decoding programs |
| KR20120088488A (ko) * | 2011-01-31 | 2012-08-08 | 한국전자통신연구원 | 시간적 움직임 벡터 저장 방법 및 그 장치 |
| US9699456B2 (en) * | 2011-07-20 | 2017-07-04 | Qualcomm Incorporated | Buffering prediction data in video coding |
| US9083983B2 (en) * | 2011-10-04 | 2015-07-14 | Qualcomm Incorporated | Motion vector predictor candidate clipping removal for video coding |
| US9762904B2 (en) | 2011-12-22 | 2017-09-12 | Qualcomm Incorporated | Performing motion vector prediction for video coding |
| WO2016008157A1 (en) | 2014-07-18 | 2016-01-21 | Mediatek Singapore Pte. Ltd. | Methods for motion compensation using high order motion model |
| US10491922B2 (en) * | 2015-09-29 | 2019-11-26 | Qualcomm Incorporated | Non-separable secondary transform for video coding |
| US20190158870A1 (en) * | 2016-01-07 | 2019-05-23 | Mediatek Inc. | Method and apparatus for affine merge mode prediction for video coding system |
| WO2017147765A1 (en) * | 2016-03-01 | 2017-09-08 | Mediatek Inc. | Methods for affine motion compensation |
| EP3414900B1 (en) * | 2016-03-15 | 2025-08-06 | HFI Innovation Inc. | Method and apparatus of video coding with affine motion compensation |
| WO2017156705A1 (en) * | 2016-03-15 | 2017-09-21 | Mediatek Inc. | Affine prediction for video coding |
| JP7026049B2 (ja) | 2016-09-27 | 2022-02-25 | シャープ株式会社 | アフィン動きベクトル導出装置、予測画像生成装置、動画像復号装置、および動画像符号化装置 |
| US20190273943A1 (en) * | 2016-10-10 | 2019-09-05 | Sharp Kabushiki Kaisha | Systems and methods for performing motion compensation for coding of video data |
| US10681370B2 (en) * | 2016-12-29 | 2020-06-09 | Qualcomm Incorporated | Motion vector generation for affine motion model for video coding |
| US10873760B2 (en) * | 2017-04-07 | 2020-12-22 | Futurewei Technologies, Inc. | Motion vector (MV) constraints and transformation constraints in video coding |
| TWI782974B (zh) * | 2017-04-13 | 2022-11-11 | 美商松下電器（美國）知識產權公司 | 解碼裝置、解碼方法及非暫時性電腦可讀取媒體 |
| EP3410717A1 (en) | 2017-05-31 | 2018-12-05 | Thomson Licensing | Methods and apparatus for candidate list pruning |
| US11877001B2 (en) * | 2017-10-10 | 2024-01-16 | Qualcomm Incorporated | Affine prediction in video coding |
| US20190116376A1 (en) * | 2017-10-12 | 2019-04-18 | Qualcomm Incorporated | Motion vector predictors using affine motion model in video coding |
| US11381834B2 (en) * | 2018-04-02 | 2022-07-05 | Hfi Innovation Inc. | Video processing methods and apparatuses for sub-block motion compensation in video coding systems |
| ES3030533T3 (en) * | 2018-06-03 | 2025-06-30 | Lg Electronics Inc | Method and device for processing video signal by using reduced transform |
| US11356702B2 (en) * | 2018-06-06 | 2022-06-07 | Lg Electronics Inc. | Method for performing transform index coding on basis of intra prediction mode, and device therefor |
| US10798394B2 (en) * | 2018-06-27 | 2020-10-06 | Avago Technologies International Sales Pte. Limited | Low complexity affine merge mode for versatile video coding |
| US10863193B2 (en) * | 2018-06-29 | 2020-12-08 | Qualcomm Incorporated | Buffer restriction during motion vector prediction for video coding |
| US10462488B1 (en) * | 2018-07-13 | 2019-10-29 | Tencent America LLC | Method and apparatus for video coding |
| WO2020047132A1 (en) * | 2018-08-29 | 2020-03-05 | Vid Scale, Inc. | Adaptive motion vector precision for affine motion model based video coding |
| US11310520B2 (en) | 2018-09-04 | 2022-04-19 | Hfi Innovation Inc. | Method and apparatus of motion-vector rounding unification for video coding system |
| JP7245323B2 (ja) * | 2018-09-23 | 2023-03-23 | エルジー エレクトロニクス インコーポレイティド | ビデオ信号の符号化／復号化方法及びそのための装置 |
| CN112740663B (zh) * | 2018-09-24 | 2022-06-14 | 华为技术有限公司 | 图像预测方法、装置以及相应的编码器和解码器 |
| ES3047711T3 (en) * | 2018-12-28 | 2025-12-04 | Ericsson Telefon Ab L M | Method and apparatus for selecting transform selection in an encoder and decoder |
| US11089325B2 (en) * | 2019-02-08 | 2021-08-10 | Qualcomm Incorporated | Constrained affine motion inheritance for video coding |
| US10986334B2 (en) * | 2019-03-09 | 2021-04-20 | Tencent America LLC | Method and apparatus for video coding |
| CN120769050A (zh) * | 2019-04-30 | 2025-10-10 | 韦勒斯标准与技术协会公司 | 一种使用自适应运动矢量分辨率处理视频信号的方法和装置 |
| US11032572B2 (en) * | 2019-05-17 | 2021-06-08 | Qualcomm Incorporated | Low-frequency non-separable transform signaling based on zero-out patterns for video coding |
| US11949870B2 (en) * | 2019-06-21 | 2024-04-02 | Qualcomm Incorporated | Context modeling for low-frequency non-separable transformation signaling for video coding |
| US11677984B2 (en) * | 2019-08-20 | 2023-06-13 | Qualcomm Incorporated | Low-frequency non-separable transform (LFNST) signaling |
| US11184617B2 (en) * | 2019-09-19 | 2021-11-23 | Qualcomm Incorporated | Transform unit design for video coding |
| US11153576B2 (en) * | 2019-09-20 | 2021-10-19 | Qualcomm Incorporated | Scaling matrices and signaling for video coding |
| US11206400B2 (en) * | 2019-09-26 | 2021-12-21 | Qualcomm Incorporated | Low-frequency non-separable transform (LFNST) simplifications |
| US11228787B2 (en) * | 2019-11-27 | 2022-01-18 | Mediatek Inc. | Signaling multiple transmission selection |
-
2019
- 2019-06-27 CA CA3105072A patent/CA3105072A1/en active Pending
- 2019-06-27 WO PCT/US2019/039611 patent/WO2020006304A1/en not_active Ceased
- 2019-06-27 CN CN202411208546.6A patent/CN119011869A/zh active Pending
- 2019-06-27 EP EP19739842.3A patent/EP3815375B1/en active Active
- 2019-06-27 CN CN202411208551.7A patent/CN119071502A/zh active Pending
- 2019-06-27 CN CN201980044216.9A patent/CN112335247B/zh active Active
- 2019-06-27 JP JP2020571756A patent/JP7779657B2/ja active Active
- 2019-06-27 US US17/256,769 patent/US11503328B2/en active Active
- 2019-06-27 SG SG11202012967VA patent/SG11202012967VA/en unknown
-
2021
- 2021-01-04 ZA ZA2021/00014A patent/ZA202100014B/en unknown
-
2022
- 2022-11-11 US US17/985,652 patent/US11991384B2/en active Active
-
2024
- 2024-05-20 US US18/668,808 patent/US20240305812A1/en not_active Abandoned
- 2024-07-12 JP JP2024112738A patent/JP7794901B2/ja active Active
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