JP7235877B2 - アフィンモード適応型動きベクトル解像度を符号化するためのコンテキスト - Google Patents
アフィンモード適応型動きベクトル解像度を符号化するためのコンテキスト Download PDFInfo
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| Application Number | Priority Date | Filing Date | Title |
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| JP2023027696A JP7583084B2 (ja) | 2019-01-31 | 2023-02-24 | アフィンモード適応型動きベクトル解像度をコーディングするためのコンテキスト |
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| CNPCT/CN2019/074216 | 2019-01-31 | ||
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| CN2019074433 | 2019-02-01 | ||
| CNPCT/CN2019/074433 | 2019-02-01 | ||
| CN2019079962 | 2019-03-27 | ||
| CNPCT/CN2019/079962 | 2019-03-27 | ||
| PCT/CN2020/074122 WO2020156516A1 (en) | 2019-01-31 | 2020-01-31 | Context for coding affine mode adaptive motion vector resolution |
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| JP2022517856A JP2022517856A (ja) | 2022-03-10 |
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Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11109056B2 (en) * | 2018-02-12 | 2021-08-31 | Mediatek Inc. | Method and apparatus of current picture referencing for video coding using adaptive motion vector resolution and sub-block prediction mode |
| CN118573873A (zh) * | 2018-04-09 | 2024-08-30 | Sk电信有限公司 | 视频解码和编码方法及发送比特流的设备 |
| 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 |
| WO2020138958A1 (ko) | 2018-12-27 | 2020-07-02 | 에스케이텔레콤 주식회사 | 양방향 예측 방법 및 영상 복호화 장치 |
| WO2020156516A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Context for coding affine mode adaptive motion vector resolution |
| WO2020156517A1 (en) * | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Fast algorithms for symmetric motion vector difference coding mode |
| KR20210128497A (ko) * | 2019-03-11 | 2021-10-26 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 비디오 인코딩 및 디코딩을 위한 엔트로피 코딩 |
| EP3939303A1 (en) * | 2019-03-11 | 2022-01-19 | VID SCALE, Inc. | Symmetric merge mode motion vector coding |
| CN113853785B (zh) | 2019-05-14 | 2024-04-16 | 北京字节跳动网络技术有限公司 | 用于残差编解码的上下文建模 |
| CN121691718A (zh) * | 2019-07-07 | 2026-03-17 | Oppo广东移动通信有限公司 | 图像预测方法、编码器、解码器以及存储介质 |
| JP6960969B2 (ja) * | 2019-09-20 | 2021-11-05 | Kddi株式会社 | 画像復号装置、画像復号方法及びプログラム |
| WO2021219144A1 (en) * | 2020-05-01 | 2021-11-04 | Beijing Bytedance Network Technology Co., Ltd. | Entropy coding for partition syntax |
| US12113987B2 (en) * | 2020-12-22 | 2024-10-08 | Qualcomm Incorporated | Multi-pass decoder-side motion vector refinement |
| WO2023055138A1 (ko) * | 2021-09-29 | 2023-04-06 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| US12155839B2 (en) * | 2021-10-21 | 2024-11-26 | Tencent America LLC | Adaptive resolution for single-reference motion vector difference |
| US12432348B2 (en) * | 2022-03-10 | 2025-09-30 | Tencent America LLC | Method and apparatus for adaptive multi-hypothesis probability model for arithmetic coding |
| US12047586B2 (en) * | 2022-07-20 | 2024-07-23 | Tencent America LLC | Method and apparatus for inter prediction mode dependent scaling factors |
| US12407851B2 (en) * | 2022-09-21 | 2025-09-02 | Tencent America LLC | Method and apparatus for implicitly indicating motion vector predictor precision |
| US20240129525A1 (en) * | 2022-10-11 | 2024-04-18 | Qualcomm Incorporated | Coding video data using adaptive affine block prediction |
| US12401812B2 (en) * | 2022-10-18 | 2025-08-26 | Tencent America LLC | Method and apparatus for affine motion refinement |
| EP4606112A1 (en) * | 2022-10-20 | 2025-08-27 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2024141071A1 (en) * | 2022-12-30 | 2024-07-04 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2024235331A1 (en) * | 2023-05-18 | 2024-11-21 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| EP4625975A1 (en) * | 2024-03-25 | 2025-10-01 | InterDigital CE Patent Holdings, SAS | Video coding: coding parameter restrictions |
Family Cites Families (145)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3651941B2 (ja) * | 1994-11-28 | 2005-05-25 | キヤノン株式会社 | 画像再生装置 |
| EP1469682A4 (en) | 2002-01-24 | 2010-01-27 | Hitachi Ltd | SIGNAL CODING METHOD FOR MOVABLE IMAGES, DECODING METHOD, CODING DEVICE AND DECODING DEVICE |
| WO2007003340A2 (en) | 2005-07-01 | 2007-01-11 | Nero Ag | Video encoder and video decoder |
| US20070025442A1 (en) | 2005-07-28 | 2007-02-01 | Sanyo Electric Co., Ltd. | Coding method for coding moving images |
| JP2009089332A (ja) | 2007-10-03 | 2009-04-23 | Sony Corp | 動き予測方法及び動き予測装置 |
| US8542727B2 (en) | 2007-12-31 | 2013-09-24 | Intel Corporation | Systems and apparatuses for performing CABAC parallel encoding and decoding |
| KR101377530B1 (ko) | 2009-08-21 | 2014-03-27 | 에스케이텔레콤 주식회사 | 적응적 움직임 벡터 해상도를 이용한 영상 부호화/복호화 방법 및 장치 |
| US20110176611A1 (en) | 2010-01-15 | 2011-07-21 | Yu-Wen Huang | Methods for decoder-side motion vector derivation |
| US9237355B2 (en) | 2010-02-19 | 2016-01-12 | Qualcomm Incorporated | Adaptive motion resolution for video coding |
| US8837592B2 (en) | 2010-04-14 | 2014-09-16 | Mediatek Inc. | Method for performing local motion vector derivation during video coding of a coding unit, and associated apparatus |
| JP2012060208A (ja) | 2010-09-06 | 2012-03-22 | Nippon Telegr & Teleph Corp <Ntt> | 動画像符号化方法,動画像符号化装置,動画像復号方法,動画像復号装置およびそれらのプログラム |
| PT2625855T (pt) | 2010-10-08 | 2021-03-16 | Ge Video Compression Llc | Codificação de imagens suportando particionamento de blocos e fusão de blocos |
| US10327008B2 (en) * | 2010-10-13 | 2019-06-18 | Qualcomm Incorporated | Adaptive motion vector resolution signaling for video coding |
| WO2012134246A2 (ko) | 2011-04-01 | 2012-10-04 | 엘지전자 주식회사 | 엔트로피 디코딩 방법 및 이를 이용하는 디코딩 장치 |
| US10123053B2 (en) | 2011-05-23 | 2018-11-06 | Texas Instruments Incorporated | Acceleration of bypass binary symbol processing in video coding |
| JP5886950B2 (ja) | 2011-06-14 | 2016-03-16 | サムスン エレクトロニクス カンパニー リミテッド | 動き情報の符号化方法及びその装置、その復号化方法及びその装置 |
| US9055304B2 (en) * | 2011-07-01 | 2015-06-09 | Qualcomm Incorporated | Reduced resolution pixel interpolation |
| MX365013B (es) | 2011-08-29 | 2019-05-20 | Ibex Pt Holdings Co Ltd | Metodo para generar un bloque de prediccion en modo de prediccion de vector de movimiento avanzada (amvp). |
| CN102291581B (zh) | 2011-09-09 | 2013-09-25 | 西安电子科技大学 | 支持帧场自适应运动估计的实现方法 |
| US9736489B2 (en) | 2011-09-17 | 2017-08-15 | Qualcomm Incorporated | Motion vector determination for video coding |
| US9088796B2 (en) | 2011-11-07 | 2015-07-21 | Sharp Kabushiki Kaisha | Video decoder with enhanced CABAC decoding |
| US9451287B2 (en) * | 2011-11-08 | 2016-09-20 | Qualcomm Incorporated | Context reduction for context adaptive binary arithmetic coding |
| US20130177084A1 (en) | 2012-01-10 | 2013-07-11 | Qualcomm Incorporated | Motion vector scaling in video coding |
| US9325991B2 (en) | 2012-04-11 | 2016-04-26 | Qualcomm Incorporated | Motion vector rounding |
| US9538172B2 (en) | 2012-04-11 | 2017-01-03 | Qualcomm Incorporated | Grouping bypass coded syntax elements in video coding |
| EP3796651A1 (en) | 2012-05-09 | 2021-03-24 | Sun Patent Trust | Method of performing motion vector prediction, encoding and decoding methods, and apparatuses thereof |
| CA2937449C (en) | 2012-05-29 | 2018-12-04 | Mediatek Inc. | Method and apparatus for coding of sample adaptive offset information |
| US9635356B2 (en) | 2012-08-07 | 2017-04-25 | Qualcomm Incorporated | Multi-hypothesis motion compensation for scalable video coding and 3D video coding |
| US9319684B2 (en) | 2012-08-21 | 2016-04-19 | Qualcomm Incorporated | Alternative transform in scalable video coding |
| US9313500B2 (en) | 2012-09-30 | 2016-04-12 | Microsoft Technology Licensing, Llc | Conditional signalling of reference picture list modification information |
| KR20150090206A (ko) | 2013-01-30 | 2015-08-05 | 인텔 코포레이션 | 차세대 비디오를 위한 코딩을 위한 콘텐츠 적응적 파라메트릭 변환 |
| AU2013228045A1 (en) * | 2013-09-13 | 2015-04-02 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding video data |
| US9392292B2 (en) * | 2013-09-27 | 2016-07-12 | Apple Inc. | Parallel encoding of bypass binary symbols in CABAC encoder |
| US9351003B2 (en) * | 2013-09-27 | 2016-05-24 | Apple Inc. | Context re-mapping in CABAC encoder |
| WO2015069734A1 (en) | 2013-11-05 | 2015-05-14 | Arris Enterprises, Inc. | Bit depth variable for high precision data in weighted prediction syntax and semantics |
| CN103561263B (zh) | 2013-11-06 | 2016-08-24 | 北京牡丹电子集团有限责任公司数字电视技术中心 | 基于运动矢量约束和加权运动矢量的运动补偿预测方法 |
| US20150189321A1 (en) | 2014-01-02 | 2015-07-02 | Mediatek Inc. | Method of Binarization and Context Adaptive Binary Arithmetic Coding of Depth Coding Syntax |
| US9749642B2 (en) | 2014-01-08 | 2017-08-29 | Microsoft Technology Licensing, Llc | Selection of motion vector precision |
| US10531116B2 (en) * | 2014-01-09 | 2020-01-07 | Qualcomm Incorporated | Adaptive motion vector resolution signaling for video coding |
| CN105874789B (zh) | 2014-01-29 | 2019-10-29 | 联发科技股份有限公司 | 利用自适应运动向量精度的方法 |
| WO2015131388A1 (en) | 2014-03-07 | 2015-09-11 | Qualcomm Incorporated | Simplification of depth intra mode coding in 3d video coding |
| US20150264348A1 (en) | 2014-03-17 | 2015-09-17 | Qualcomm Incorporated | Dictionary coding of video content |
| US10567789B2 (en) | 2014-06-16 | 2020-02-18 | Qualcomm Incorporated | Simplified shifting merge candidate and merge list derivation in 3D-HEVC |
| US10327001B2 (en) * | 2014-06-19 | 2019-06-18 | Qualcomm Incorporated | Systems and methods for intra-block copy |
| US9948934B2 (en) * | 2014-07-02 | 2018-04-17 | Apple Inc. | Estimating rate costs in video encoding operations using entropy encoding statistics |
| KR102068828B1 (ko) | 2014-09-30 | 2020-01-22 | 에이치에프아이 이노베이션 인크. | 비디오 코딩을 위한 적응적 모션 벡터 레졸루션 방법 |
| US9918105B2 (en) * | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
| CN104363451B (zh) | 2014-10-27 | 2019-01-25 | 华为技术有限公司 | 图像预测方法及相关装置 |
| KR102647887B1 (ko) | 2014-10-31 | 2024-03-14 | 삼성전자주식회사 | 움직임 벡터 부복호화 방법 및 장치 |
| SG11201703454XA (en) | 2014-11-18 | 2017-06-29 | Mediatek Inc | Method of bi-prediction video coding based on motion vectors from uni-prediction and merge candidate |
| KR102128216B1 (ko) | 2014-11-20 | 2020-06-30 | 에이치에프아이 이노베이션 인크. | 모션 벡터 및 블록 벡터 해상도 제어의 방법 |
| CN104661031B (zh) | 2015-02-16 | 2017-12-22 | 华为技术有限公司 | 用于视频图像编码和解码的方法、编码设备和解码设备 |
| US11330284B2 (en) | 2015-03-27 | 2022-05-10 | Qualcomm Incorporated | Deriving motion information for sub-blocks in video coding |
| US20160323600A1 (en) * | 2015-04-30 | 2016-11-03 | Zhan Ma | Methods and Apparatus for Use of Adaptive Prediction Resolution in Video Coding |
| US20160337662A1 (en) | 2015-05-11 | 2016-11-17 | Qualcomm Incorporated | Storage and signaling resolutions of motion vectors |
| CN106303543B (zh) | 2015-05-15 | 2018-10-30 | 华为技术有限公司 | 视频图像编码和解码的方法、编码设备和解码设备 |
| US10148961B2 (en) * | 2015-05-29 | 2018-12-04 | Qualcomm Incorporated | Arithmetic coder with multiple window sizes |
| WO2016200984A1 (en) | 2015-06-08 | 2016-12-15 | Vid Scale, Inc. | Intra block copy mode for screen content coding |
| GB2539212A (en) | 2015-06-08 | 2016-12-14 | Canon Kk | Handling of non-correct block vectors generated for intra block copy coding mode |
| CN106331722B (zh) | 2015-07-03 | 2019-04-26 | 华为技术有限公司 | 图像预测方法和相关设备 |
| CN108600749B (zh) | 2015-08-29 | 2021-12-28 | 华为技术有限公司 | 图像预测的方法及设备 |
| KR20180059443A (ko) | 2015-09-24 | 2018-06-04 | 엘지전자 주식회사 | 영상 코딩 시스템에서 움직임 벡터 정제 기반 인터 예측 방법 및 장치 |
| CN108353176B (zh) | 2015-09-24 | 2022-05-03 | Lg 电子株式会社 | 在图像编译系统中的基于amvr的图像编译方法和装置 |
| US10812822B2 (en) | 2015-10-02 | 2020-10-20 | Qualcomm Incorporated | Intra block copy merge mode and padding of unavailable IBC reference region |
| US10560699B2 (en) | 2015-11-13 | 2020-02-11 | Lg Electronics Inc. | Method and apparatus for adaptively predicting image using threshold value in image coding system |
| GB2561507B (en) | 2016-01-07 | 2021-12-22 | Mediatek Inc | Method and apparatus for affine merge mode prediction for video coding system |
| EP3413563B1 (en) | 2016-02-03 | 2026-02-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Moving image decoding device, moving image encoding device, and prediction image generation device |
| WO2017147765A1 (en) | 2016-03-01 | 2017-09-08 | Mediatek Inc. | Methods for affine motion compensation |
| WO2017156705A1 (en) | 2016-03-15 | 2017-09-21 | Mediatek Inc. | Affine prediction for video coding |
| PL3414900T3 (pl) | 2016-03-15 | 2025-10-27 | Hfi Innovation Inc. | Sposób oraz urządzenie do kodowania wideo z afiniczną kompensacją ruchu |
| KR102480088B1 (ko) | 2016-03-17 | 2022-12-23 | 삼성디스플레이 주식회사 | 양자점 발광 소자 |
| CN109417620B (zh) * | 2016-03-25 | 2021-04-27 | 松下知识产权经营株式会社 | 用于使用信号依赖型自适应量化将运动图像编码及解码的方法及装置 |
| WO2017194773A1 (en) | 2016-05-13 | 2017-11-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Motion vector difference coding and decoding |
| US10560712B2 (en) | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
| CN114979648B (zh) * | 2016-05-27 | 2024-02-13 | 松下电器(美国)知识产权公司 | 编码方法、解码方法、及编码和解码方法 |
| EP3264768A1 (en) | 2016-06-30 | 2018-01-03 | Thomson Licensing | Method and apparatus for video coding with adaptive motion information refinement |
| US20190215534A1 (en) | 2016-09-12 | 2019-07-11 | Sony Corporation | Image processing apparatus and image processing method |
| WO2018049594A1 (en) * | 2016-09-14 | 2018-03-22 | Mediatek Inc. | Methods of encoder decision for quad-tree plus binary tree structure |
| US10462462B2 (en) * | 2016-09-29 | 2019-10-29 | Qualcomm Incorporated | Motion vector difference coding technique for video coding |
| US11356693B2 (en) | 2016-09-29 | 2022-06-07 | Qualcomm Incorporated | Motion vector coding for video coding |
| US10631002B2 (en) | 2016-09-30 | 2020-04-21 | Qualcomm Incorporated | Frame rate up-conversion coding mode |
| EP3301918A1 (en) | 2016-10-03 | 2018-04-04 | Thomson Licensing | Method and apparatus for encoding and decoding motion information |
| US10979732B2 (en) | 2016-10-04 | 2021-04-13 | Qualcomm Incorporated | Adaptive motion vector precision for video coding |
| CN109792516B (zh) | 2016-10-04 | 2021-05-25 | 联发科技股份有限公司 | 图像和视频编解码中用于帧内色度编解码的方法及装置 |
| US10448010B2 (en) | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
| CN109964484B (zh) | 2016-11-22 | 2021-11-09 | 联发科技股份有限公司 | 视频编码中用于运动向量符号预测的方法及装置 |
| US11343530B2 (en) | 2016-11-28 | 2022-05-24 | Electronics And Telecommunications Research Institute | Image encoding/decoding method and device, and recording medium having bitstream stored thereon |
| US10694202B2 (en) * | 2016-12-01 | 2020-06-23 | Qualcomm Incorporated | Indication of bilateral filter usage in video coding |
| CN108235007B (zh) | 2016-12-12 | 2023-06-27 | 上海天荷电子信息有限公司 | 各模式使用不同精度同种编码参数的数据压缩方法和装置 |
| US20200021837A1 (en) | 2016-12-16 | 2020-01-16 | Sharp Kabushiki Kaisha | Video decoding apparatus and video coding apparatus |
| KR102543752B1 (ko) | 2016-12-22 | 2023-06-14 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| US10757412B2 (en) * | 2017-01-03 | 2020-08-25 | Avago Technologies International Sales Pte. Limited | Architecture flexible binary arithmetic coding system |
| US10523964B2 (en) | 2017-03-13 | 2019-12-31 | Qualcomm Incorporated | Inter prediction refinement based on bi-directional optical flow (BIO) |
| US10701390B2 (en) * | 2017-03-14 | 2020-06-30 | Qualcomm Incorporated | Affine motion information derivation |
| US10595035B2 (en) | 2017-03-22 | 2020-03-17 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
| US10609414B2 (en) * | 2017-05-08 | 2020-03-31 | Qualcomm Incorporated | Context modeling for transform coefficient coding |
| CN110651474B (zh) | 2017-05-18 | 2022-02-18 | 联发科技股份有限公司 | 用于视频编解码的运动向量限制方法和装置 |
| US11272207B2 (en) * | 2017-06-12 | 2022-03-08 | Futurewei Technologies, Inc. | Selection and signaling of motion vector (MV) precisions |
| US10602180B2 (en) * | 2017-06-13 | 2020-03-24 | Qualcomm Incorporated | Motion vector prediction |
| JP7261750B2 (ja) | 2017-06-26 | 2023-04-20 | インターデジタル ヴイシー ホールディングス, インコーポレイテッド | 動き補償のための複数の予測子候補 |
| EP3609184B1 (en) * | 2017-07-04 | 2024-06-12 | Samsung Electronics Co., Ltd. | Image encoding method and apparatus, and image decoding method and apparatus |
| EP3652937A4 (en) * | 2017-07-14 | 2021-01-13 | MediaTek Inc. | METHOD AND DEVICE FOR AREA DERIVATION IN CONTEXT ADAPTIVE BINARY ARITHMETIC CODING |
| CN109391814B (zh) | 2017-08-11 | 2023-06-06 | 华为技术有限公司 | 视频图像编码和解码的方法、装置及设备 |
| CN118632013A (zh) * | 2017-09-19 | 2024-09-10 | 三星电子株式会社 | 对运动信息进行编码和解码的方法以及设备 |
| US10609384B2 (en) * | 2017-09-21 | 2020-03-31 | Futurewei Technologies, Inc. | Restriction on sub-block size derivation for affine inter prediction |
| JPWO2019069602A1 (ja) | 2017-10-03 | 2020-09-10 | 日本電気株式会社 | 映像符号化装置、映像復号装置、映像符号化方法、映像復号方法、プログラムおよび映像システム |
| KR102822864B1 (ko) * | 2017-11-09 | 2025-06-19 | 삼성전자주식회사 | 움직임 정보의 부호화 장치 및 방법, 및 복호화 장치 및 방법 |
| US11172201B2 (en) * | 2017-12-18 | 2021-11-09 | Panasonic Intellectual Property Corporation Of America | Encoder, decoder, encoding method, and decoding method |
| US11172229B2 (en) | 2018-01-12 | 2021-11-09 | Qualcomm Incorporated | Affine motion compensation with low bandwidth |
| US10757417B2 (en) | 2018-01-20 | 2020-08-25 | Qualcomm Incorporated | Affine motion compensation in video coding |
| US11012715B2 (en) | 2018-02-08 | 2021-05-18 | Qualcomm Incorporated | Intra block copy for video coding |
| CN117156155A (zh) | 2018-03-14 | 2023-12-01 | Lx 半导体科技有限公司 | 图像编码/解码方法、存储介质和发送方法 |
| US10873748B2 (en) | 2018-05-12 | 2020-12-22 | Qualcomm Incorporated | Storage of high precision motion vectors in video coding |
| US11509924B2 (en) | 2018-06-01 | 2022-11-22 | Panasonic Intellectual Property Corporation Of America | Encoder, decoder, encoding method, and decoding method |
| GB2588004B (en) | 2018-06-05 | 2023-03-01 | Beijing Bytedance Network Tech Co Ltd | Interaction between IBC and affine |
| KR102898428B1 (ko) | 2018-06-07 | 2025-12-10 | 주식회사 윌러스표준기술연구소 | 적응적 모션 벡터 레졸루션을 이용하는 비디오 신호 처리 방법 및 장치 |
| US11303923B2 (en) | 2018-06-15 | 2022-04-12 | Intel Corporation | Affine motion compensation for current picture referencing |
| US12348762B2 (en) | 2018-06-19 | 2025-07-01 | Qualcomm Incorporated | Signaling sub-prediction unit motion vector predictor |
| 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 |
| US20190045193A1 (en) | 2018-06-29 | 2019-02-07 | Intel Corporation | Region-based motion estimation and modeling for accurate region-based motion compensation for efficient video processing or coding |
| WO2020009446A1 (ko) | 2018-07-02 | 2020-01-09 | 엘지전자 주식회사 | 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치 |
| GB2590228B (en) | 2018-08-04 | 2023-04-05 | Beijing Bytedance Network Tech Co Ltd | Clipping of updated MV or derived MV |
| WO2020047132A1 (en) | 2018-08-29 | 2020-03-05 | Vid Scale, Inc. | Adaptive motion vector precision for affine motion model based video coding |
| WO2020049540A1 (en) | 2018-09-08 | 2020-03-12 | Beijing Bytedance Network Technology Co., Ltd. | Affine mode in video coding and decoding |
| SI3700216T1 (sl) | 2018-09-10 | 2022-11-30 | Lg Electronics Inc., | Kodiranje slike na podlagi afinega napovedovanja gibanja z uporabo seznama afinih kandidatov mvp |
| KR102635047B1 (ko) | 2018-09-19 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용 |
| EP3836545B1 (en) | 2018-09-22 | 2023-11-15 | Lg Electronics Inc. | Method for processing video signals using inter prediction |
| TWI815974B (zh) | 2018-09-23 | 2023-09-21 | 大陸商北京字節跳動網絡技術有限公司 | 具有自適應運動矢量分辨率的運動矢量的修改 |
| CN111357294B (zh) | 2018-10-23 | 2022-12-30 | 北京字节跳动网络技术有限公司 | 基于子块的运动信息列表的简化熵编解码 |
| 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 |
| CN119172532A (zh) | 2018-12-17 | 2024-12-20 | 交互数字Vc控股公司 | Mmvd和smvd与运动和预测模型的组合 |
| US11546604B2 (en) | 2018-12-21 | 2023-01-03 | Vid Scale, Inc. | Symmetric motion vector difference coding |
| WO2020156516A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Context for coding affine mode adaptive motion vector resolution |
| WO2020156517A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Fast algorithms for symmetric motion vector difference coding mode |
| 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 |
| CN113545083B (zh) | 2019-03-18 | 2023-08-22 | 腾讯美国有限责任公司 | 视频编解码的方法和装置 |
| CN113711609B (zh) | 2019-04-19 | 2023-12-01 | 北京字节跳动网络技术有限公司 | 利用光流的预测细化过程中的增量运动矢量 |
| EP3959873A4 (en) | 2019-04-25 | 2022-08-10 | OP Solutions, LLC | EFFICIENT CODING OF GLOBAL MOTION VECTORS |
| US11109064B2 (en) | 2019-05-22 | 2021-08-31 | Mediatek Inc. | Signaling of motion vector difference derivation |
| US20200402546A1 (en) | 2019-06-24 | 2020-12-24 | Seagate Technology Llc | Reducing base deck porosity |
| US11190789B2 (en) | 2019-06-30 | 2021-11-30 | Tencent America LLC | Method and apparatus for video coding using inter-prediction mode signaling to dertermine motion vectors |
| US11317094B2 (en) | 2019-12-24 | 2022-04-26 | Tencent America LLC | Method and apparatus for video coding using geometric partitioning mode |
| CN111050182B (zh) | 2019-12-27 | 2022-02-18 | 浙江大华技术股份有限公司 | 运动矢量的预测方法、视频编码方法及相关设备、装置 |
| WO2021202104A1 (en) | 2020-03-29 | 2021-10-07 | Alibaba Group Holding Limited | Enhanced decoder side motion vector refinement |
| US11563980B2 (en) | 2020-04-02 | 2023-01-24 | Qualcomm Incorporated | General constraint information syntax in video coding |
-
2020
- 2020-01-31 WO PCT/CN2020/074122 patent/WO2020156516A1/en not_active Ceased
- 2020-01-31 EP EP20749576.3A patent/EP3895429A4/en active Pending
- 2020-01-31 JP JP2021543115A patent/JP7235877B2/ja active Active
- 2020-01-31 CN CN202080011162.9A patent/CN113412623B/zh active Active
- 2020-01-31 CN CN202311759743.2A patent/CN118118659A/zh active Pending
- 2020-01-31 KR KR1020217022965A patent/KR20210121021A/ko active Pending
-
2021
- 2021-04-13 US US17/229,064 patent/US11330289B2/en active Active
-
2022
- 2022-04-26 US US17/729,284 patent/US12058367B2/en active Active
-
2023
- 2023-02-24 JP JP2023027696A patent/JP7583084B2/ja active Active
Non-Patent Citations (4)
| Title |
|---|
| Benjamin Bross, Jianle Chen, and Shan Liu,Versatile Video Coding (Draft 3),Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,JVET-L1001 (version 9),12th Meeting: Macao, CN,2018年12月10日,pp.37-39,67-70,218-222 |
| Hongbin Liu, et al.,CE2: Adaptive Motion Vector Resolution for Affine Inter Mode (Test 2.1.2),Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,JVET-M0246_r1,13th Meeting: Marrakech, MA,2019年01月09日,pp.1-10 |
| Hongbin Liu, et al.,CE4-related: Adaptive Motion Vector Resolution for Affine Inter Mode,Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,JVET-L0332-v1,12th Meeting: Macao, CN,2018年09月,pp.1-3 |
| Yuwen He, Xiaoyu Xiu, and Yan Ye,CE4-related: Adaptive precision for affine MVD coding,Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,JVET-L0259,12th Meeting: Macao, CN,2018年09月,pp.1-4 |
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| US11330289B2 (en) | 2022-05-10 |
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| CN118118659A (zh) | 2024-05-31 |
| US20210266588A1 (en) | 2021-08-26 |
| JP7583084B2 (ja) | 2024-11-13 |
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| EP3895429A4 (en) | 2022-08-10 |
| US12058367B2 (en) | 2024-08-06 |
| JP2023071804A (ja) | 2023-05-23 |
| US20220264144A1 (en) | 2022-08-18 |
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