TWI761415B - 用於雙向光學流（ｂｉｏ）之運動向量重建 - Google Patents
用於雙向光學流（ｂｉｏ）之運動向量重建 Download PDFInfo
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| MX2019000506A (es) | 2016-07-14 | 2019-03-28 | Samsung Electronics Co Ltd | Metodo de decodificacion de video y dispositivo para ello y metodo de codificacion de video y dispositivo para ello. |
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| CN118264800A (zh) * | 2017-12-14 | 2024-06-28 | Lg电子株式会社 | 解码和编码设备及发送用于图像的数据的设备 |
| EP3751855A4 (en) | 2018-02-06 | 2021-03-10 | Panasonic Intellectual Property Corporation of America | CODING DEVICE, DECODING DEVICE, CODING METHOD AND DECODING METHOD |
| US11109053B2 (en) * | 2018-03-05 | 2021-08-31 | Panasonic Intellectual Property Corporation Of America | Encoding method, decoding method, encoder, and decoder |
| CN112106367B (zh) * | 2018-03-30 | 2023-05-30 | Vid拓展公司 | 基于编码和解码时延减少的基于模板的帧间预测技术 |
| JP2021520710A (ja) * | 2018-04-06 | 2021-08-19 | ヴィド スケール インコーポレイテッド | 簡易化された勾配導出による双方向オプティカルフロー方法 |
| WO2019204234A1 (en) * | 2018-04-15 | 2019-10-24 | Arris Enterprises Llc | Unequal weight planar motion vector derivation |
| CN112042189B (zh) * | 2018-04-30 | 2023-07-21 | 寰发股份有限公司 | 照度补偿方法及相应的电子装置 |
| GB2588004B (en) | 2018-06-05 | 2023-03-01 | Beijing Bytedance Network Tech Co Ltd | Interaction between IBC and affine |
| CN112272952B (zh) | 2018-06-11 | 2022-07-01 | 寰发股份有限公司 | 用于视频编解码的双向光流的方法以及装置 |
| WO2019244117A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Unified constrains for the merge affine mode and the non-merge affine mode |
| WO2019244119A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block mv inheritance between color components |
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| CN112585972B (zh) * | 2018-08-17 | 2024-02-09 | 寰发股份有限公司 | 视频编解码的帧间预测方法及装置 |
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| US11245922B2 (en) | 2018-08-17 | 2022-02-08 | Mediatek Inc. | Shared candidate list |
| US11665365B2 (en) | 2018-09-14 | 2023-05-30 | Google Llc | Motion prediction coding with coframe motion vectors |
| IL281581B2 (en) | 2018-09-21 | 2025-05-01 | Vid Scale Inc | Complexity reduction and bit width control for bidirectional optical streaming |
| US11146800B2 (en) * | 2018-09-24 | 2021-10-12 | Tencent America LLC | Low latency local illumination compensation |
| CN110944193B (zh) | 2018-09-24 | 2023-08-11 | 北京字节跳动网络技术有限公司 | 视频编码和解码中的加权双向预测 |
| TW202029755A (zh) * | 2018-09-26 | 2020-08-01 | 美商Ｖｉｄ衡器股份有限公司 | 視訊編碼雙預測 |
| WO2020070612A1 (en) | 2018-10-06 | 2020-04-09 | Beijing Bytedance Network Technology Co., Ltd. | Improvement for temporal gradient calculating in bio |
| CN117880513A (zh) | 2018-10-22 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 基于编解码信息的解码器侧运动矢量推导的限制 |
| WO2020084476A1 (en) * | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block based prediction |
| CN112913240B (zh) * | 2018-10-22 | 2024-08-06 | 北京字节跳动网络技术有限公司 | 解码器侧运动矢量推导和其他编解码工具之间的并置 |
| CN111083492B (zh) | 2018-10-22 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 双向光流中的梯度计算 |
| CN111093073B (zh) | 2018-10-24 | 2024-04-19 | 北京字节跳动网络技术有限公司 | 用于子块运动矢量预测的基于搜索的运动候选推导 |
| CN118694931B (zh) | 2018-11-05 | 2025-12-02 | 北京字节跳动网络技术有限公司 | 编解码视频数据的方法、装置及计算机可读存储介质 |
| WO2020094151A1 (en) | 2018-11-10 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Rounding in pairwise average candidate calculations |
| CN111436230B (zh) | 2018-11-12 | 2024-10-11 | 北京字节跳动网络技术有限公司 | 仿射预测的带宽控制方法 |
| JP7241870B2 (ja) | 2018-11-20 | 2023-03-17 | 北京字節跳動網絡技術有限公司 | 部分的な位置に基づく差分計算 |
| CN113170093B (zh) | 2018-11-20 | 2023-05-02 | 北京字节跳动网络技术有限公司 | 视频处理中的细化帧间预测 |
| KR20240024335A (ko) | 2018-11-22 | 2024-02-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 서브 블록 기반 인터 예측을 위한 조정 방법 |
| KR102572355B1 (ko) * | 2018-11-30 | 2023-08-30 | 텐센트 아메리카 엘엘씨 | 비디오 코딩을 위한 방법 및 장치 |
| CN115834904A (zh) * | 2018-12-13 | 2023-03-21 | 华为技术有限公司 | 一种帧间预测的方法及装置 |
| US11546604B2 (en) * | 2018-12-21 | 2023-01-03 | Vid Scale, Inc. | Symmetric motion vector difference coding |
| WO2020125803A1 (en) * | 2018-12-21 | 2020-06-25 | Beijing Bytedance Network Technology Co., Ltd. | Intra prediction using polynomial model |
| JP2022521554A (ja) | 2019-03-06 | 2022-04-08 | 北京字節跳動網絡技術有限公司 | 変換された片予測候補の利用 |
| JP6867611B2 (ja) | 2019-03-11 | 2021-04-28 | Kddi株式会社 | 画像復号装置、画像復号方法及びプログラム |
| ES2957801T3 (es) * | 2019-03-12 | 2024-01-25 | Lg Electronics Inc | Método y dispositivo de inter predicción basándose en DMVR y BDOF |
| CN113574880B (zh) | 2019-03-13 | 2023-04-07 | 北京字节跳动网络技术有限公司 | 关于子块变换模式的分割 |
| CN113545081B (zh) | 2019-03-14 | 2024-05-31 | 寰发股份有限公司 | 视频编解码系统中的处理视频数据的方法以及装置 |
| KR102850505B1 (ko) | 2019-03-15 | 2025-08-25 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 양방향 광 흐름을 위한 비트-폭 제어를 위한 방법 및 디바이스 |
| CN117478876A (zh) | 2019-03-17 | 2024-01-30 | 北京字节跳动网络技术有限公司 | 基于光流的预测细化的计算 |
| WO2020200269A1 (en) | 2019-04-02 | 2020-10-08 | Beijing Bytedance Network Technology Co., Ltd. | Decoder side motion vector derivation |
| KR20250143124A (ko) | 2019-04-25 | 2025-09-30 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 광학 흐름에 의한 예측 미세화 방법 및 장치 |
| EP3949403A4 (en) * | 2019-05-11 | 2022-06-22 | Beijing Bytedance Network Technology Co., Ltd. | INTERACTIONS BETWEEN SEVERAL INTRACODING PROCEDURES |
| WO2020233659A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive motion vector difference resolution for affine mode |
| CN113411595B (zh) | 2019-06-21 | 2022-05-31 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
| CN120343267A (zh) | 2019-06-21 | 2025-07-18 | 松下电器（美国）知识产权公司 | 编码装置、解码装置和非暂时性计算机可读介质 |
| US11272203B2 (en) * | 2019-07-23 | 2022-03-08 | Tencent America LLC | Method and apparatus for video coding |
| CN117336468A (zh) | 2019-08-10 | 2024-01-02 | 北京字节跳动网络技术有限公司 | 视频比特流中的子图片相关信令通知 |
| KR102808776B1 (ko) | 2019-08-13 | 2025-05-15 | 두인 비전 컴퍼니 리미티드 | 서브 블록 기반 인터 예측의 모션 정밀도 |
| WO2021054886A1 (en) * | 2019-09-20 | 2021-03-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods of video encoding and/or decoding with bidirectional optical flow simplification on shift operations and related apparatus |
| WO2021052505A1 (en) | 2019-09-22 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Reference picture resampling in video processing |
| CN112868236A (zh) * | 2019-09-24 | 2021-05-28 | 北京大学 | 视频处理方法和装置 |
| WO2020256601A2 (en) * | 2019-10-03 | 2020-12-24 | Huawei Technologies Co., Ltd. | Method and apparatus of picture-level signaling for bidirectional optical flow and decoder side motion vector refinement |
| EP4032290A4 (en) | 2019-10-18 | 2022-11-30 | Beijing Bytedance Network Technology Co., Ltd. | SYNTAX RESTRICTIONS IN PARAMETER SET SIGNALING OF SUBPICTURES |
| 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 |
| CN121173953A (zh) * | 2019-12-30 | 2025-12-19 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器及存储介质 |
| CN116962682A (zh) * | 2020-02-28 | 2023-10-27 | 华为技术有限公司 | 用于指示条带的图像分割信息的解码器及对应方法 |
| WO2021190464A1 (en) | 2020-03-23 | 2021-09-30 | Beijing Bytedance Network Technology Co., Ltd. | Controlling deblocking filtering at different levels in coded video |
| US20210337192A1 (en) * | 2020-04-24 | 2021-10-28 | Realtek Semiconductor Corp. | Image processing method and associated encoder |
| EP4315860A4 (en) * | 2021-03-29 | 2025-02-19 | Beijing Dajia Internet Information Technology Co., Ltd. | Overlapped block motion compensation for inter prediction |
| EP4512074A4 (en) * | 2022-04-19 | 2026-04-08 | Beijing Dajia Internet Information Tech Co Ltd | METHODS AND DEVICES FOR IMPROVED LOCAL LIGHTING COMPENSATION |
| WO2024206162A1 (en) * | 2023-03-24 | 2024-10-03 | Bytedance Inc. | Method, apparatus, and medium for video processing |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100576914C (zh) * | 2002-01-17 | 2009-12-30 | Nxp股份有限公司 | 用于估计当前运动矢量的单元和方法 |
| JP2007179354A (ja) * | 2005-12-28 | 2007-07-12 | Fujitsu Ltd | オプティカルフロー算出装置、オプティカルフロー算出方法、オプティカルフロー算出プログラムおよび記録媒体 |
| US20130083851A1 (en) * | 2010-04-06 | 2013-04-04 | Samsung Electronics Co., Ltd. | Method and apparatus for video encoding and method and apparatus for video decoding |
| CN103039075B (zh) * | 2010-05-21 | 2015-11-25 | Jvc建伍株式会社 | 图像编码装置、图像编码方法、以及图像解码装置、图像解码方法 |
| JP5686019B2 (ja) * | 2010-05-21 | 2015-03-18 | 株式会社Ｊｖｃケンウッド | 画像復号装置、画像復号方法および画像復号プログラム |
| CN103327327B (zh) * | 2013-06-03 | 2016-03-30 | 电子科技大学 | 用于高性能视频编码hevc的帧间预测编码单元选择方法 |
| CN107925775A (zh) * | 2015-09-02 | 2018-04-17 | 联发科技股份有限公司 | 基于双向预测光流技术的视频编解码的运动补偿方法及装置 |
| CN105261038B (zh) * | 2015-09-30 | 2018-02-27 | 华南理工大学 | 基于双向光流和感知哈希的指尖跟踪方法 |
| EP4060992B1 (en) * | 2016-05-13 | 2025-07-02 | InterDigital VC Holdings, Inc. | Systems and methods for generalized multi-hypothesis prediction for video coding |
| WO2017205704A1 (en) * | 2016-05-25 | 2017-11-30 | Arris Enterprises Llc | General block partitioning method |
| KR102541882B1 (ko) * | 2016-12-27 | 2023-06-13 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 |
-
2018
- 2018-01-03 US US15/861,515 patent/US10931969B2/en active Active
- 2018-01-04 CN CN201880004708.0A patent/CN110036638B/zh active Active
- 2018-01-04 KR KR1020197019234A patent/KR102579523B1/ko active Active
- 2018-01-04 TW TW107100393A patent/TWI761415B/zh active
- 2018-01-04 WO PCT/US2018/012360 patent/WO2018129172A1/en not_active Ceased
- 2018-01-04 EP EP18701947.6A patent/EP3566441B1/en active Active
- 2018-01-04 BR BR112019013684-3A patent/BR112019013684A2/pt active Search and Examination
- 2018-01-04 AU AU2018205783A patent/AU2018205783B2/en active Active
- 2018-01-04 JP JP2019536162A patent/JP7159166B2/ja active Active
-
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- 2019-05-23 CL CL2019001393A patent/CL2019001393A1/es unknown
- 2019-07-02 CO CONC2019/0007120A patent/CO2019007120A2/es unknown
- 2019-07-03 ZA ZA2019/04373A patent/ZA201904373B/en unknown
Non-Patent Citations (4)
| Title |
|---|
| AHG6: On BIO memory bandwidth, Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,Document: JVET-D0042, 4th Meeting: Chengdu, CN, 15–21 October 2016, retrieved from http://phenix.int-evry.fr/jvet/; * |
| Algorithm Description of Joint Exploration Test Model 4, Document: JVET-D1001_v1, Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, 4th Meeting: Chengdu, CN, 15–21 October 2016, retrieved from http://phenix.int-evry.fr/jvet/^&rn^; * |
| EE3: bi-directional optical flow w/o block extension, Document: JVET-E0028 version 1, Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, 5th Meeting: Geneva, CH, 12–20 January 2017, on-line available at 2017-01-03 , retrieved from http://phenix.int-evry.fr/jvet/^&rn^ |
| EE3: bi-directional optical flow w/o block extension, Document: JVET-E0028 version 1, Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, 5th Meeting: Geneva, CH, 12–20 January 2017, on-line available at 2017-01-03 , retrieved from http://phenix.int-evry.fr/jvet/^&rn^ * |
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| CN110036638A (zh) | 2019-07-19 |
| AU2018205783B2 (en) | 2023-02-02 |
| AU2018205783A1 (en) | 2019-05-23 |
| JP2020503799A (ja) | 2020-01-30 |
| KR102579523B1 (ko) | 2023-09-15 |
| TW201830966A (zh) | 2018-08-16 |
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