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
- Publication number
- TWI761415B TWI761415B TW107100393A TW107100393A TWI761415B TW I761415 B TWI761415 B TW I761415B TW 107100393 A TW107100393 A TW 107100393A TW 107100393 A TW107100393 A TW 107100393A TW I761415 B TWI761415 B TW I761415B
- Authority
- TW
- Taiwan
- Prior art keywords
- block
- predictive
- sub
- subblock
- video data
- Prior art date
Links
- 230000033001 locomotion Effects 0.000 title claims abstract description 339
- 230000003287 optical effect Effects 0.000 title claims abstract description 36
- 239000013598 vector Substances 0.000 title claims description 110
- 238000000034 method Methods 0.000 claims description 114
- 238000012545 processing Methods 0.000 claims description 33
- 230000002457 bidirectional effect Effects 0.000 claims description 30
- 238000003860 storage Methods 0.000 claims description 25
- 230000006870 function Effects 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 13
- 241000023320 Luma <angiosperm> Species 0.000 description 28
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 28
- 238000013139 quantization Methods 0.000 description 21
- 239000000523 sample Substances 0.000 description 20
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 16
- 230000002123 temporal effect Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 10
- 230000003044 adaptive effect Effects 0.000 description 9
- 238000005192 partition Methods 0.000 description 9
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 7
- 238000013500 data storage Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000000638 solvent extraction Methods 0.000 description 6
- 238000004422 calculation algorithm Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 238000013138 pruning Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 230000002146 bilateral effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000009795 derivation Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 101100537098 Mus musculus Alyref gene Proteins 0.000 description 2
- 101150095908 apex1 gene Proteins 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- VBRBNWWNRIMAII-WYMLVPIESA-N 3-[(e)-5-(4-ethylphenoxy)-3-methylpent-3-enyl]-2,2-dimethyloxirane Chemical compound C1=CC(CC)=CC=C1OC\C=C(/C)CCC1C(C)(C)O1 VBRBNWWNRIMAII-WYMLVPIESA-N 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013074 reference sample Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- H04N19/134—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
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/10—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- 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
- H04N19/537—Motion estimation other than block-based
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/144—Movement detection
- H04N5/145—Movement estimation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762442357P | 2017-01-04 | 2017-01-04 | |
| US62/442,357 | 2017-01-04 | ||
| US201762445152P | 2017-01-11 | 2017-01-11 | |
| US62/445,152 | 2017-01-11 | ||
| US15/861,515 | 2018-01-03 | ||
| US15/861,515 US10931969B2 (en) | 2017-01-04 | 2018-01-03 | Motion vector reconstructions for bi-directional optical flow (BIO) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201830966A TW201830966A (zh) | 2018-08-16 |
| TWI761415B true TWI761415B (zh) | 2022-04-21 |
Family
ID=62711435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW107100393A TWI761415B (zh) | 2017-01-04 | 2018-01-04 | 用於雙向光學流（ｂｉｏ）之運動向量重建 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US10931969B2 (enExample) |
| EP (1) | EP3566441B1 (enExample) |
| JP (1) | JP7159166B2 (enExample) |
| KR (1) | KR102579523B1 (enExample) |
| CN (1) | CN110036638B (enExample) |
| AU (1) | AU2018205783B2 (enExample) |
| BR (1) | BR112019013684A2 (enExample) |
| CL (1) | CL2019001393A1 (enExample) |
| CO (1) | CO2019007120A2 (enExample) |
| TW (1) | TWI761415B (enExample) |
| WO (1) | WO2018129172A1 (enExample) |
| ZA (1) | ZA201904373B (enExample) |
Families Citing this family (73)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114615493A (zh) * | 2016-03-24 | 2022-06-10 | 英迪股份有限公司 | 视频解码方法、视频编码方法和可读记录介质 |
| EP3471417A4 (en) | 2016-07-14 | 2019-11-06 | Samsung Electronics Co., Ltd. | VIDEO CODING METHOD AND DEVICE THEREFOR AND VIDEO CODING METHOD AND DEVICE THEREFOR |
| CN116708829A (zh) * | 2017-04-24 | 2023-09-05 | Sk电信有限公司 | 编解码视频数据的装置、发送编码视频数据比特流的方法 |
| KR102649234B1 (ko) | 2017-04-27 | 2024-03-20 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 |
| CN116866581A (zh) * | 2017-05-17 | 2023-10-10 | 株式会社Kt | 对视频解码和编码的方法以及存储压缩视频数据的装置 |
| WO2018212111A1 (ja) * | 2017-05-19 | 2018-11-22 | 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 | 符号化装置、復号装置、符号化方法及び復号方法 |
| KR20240095362A (ko) | 2017-06-26 | 2024-06-25 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 |
| KR102595689B1 (ko) * | 2017-09-29 | 2023-10-30 | 인텔렉추얼디스커버리 주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| 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 |
| CN111684805B (zh) * | 2018-02-06 | 2024-04-02 | 松下电器（美国）知识产权公司 | 编码装置、解码装置、编码方法和解码方法 |
| 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 |
| EP3777159A1 (en) * | 2018-04-06 | 2021-02-17 | VID SCALE, Inc. | A bi-directional optical flow method with simplified gradient derivation |
| US10841575B2 (en) * | 2018-04-15 | 2020-11-17 | 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 |
| KR102596104B1 (ko) | 2018-06-11 | 2023-10-30 | 에이치에프아이 이노베이션 인크. | 비디오 코딩을 위한 양방향 광학 흐름의 방법 및 장치 |
| CN110636298B (zh) | 2018-06-21 | 2022-09-13 | 北京字节跳动网络技术有限公司 | 对于Merge仿射模式和非Merge仿射模式的统一约束 |
| WO2019244118A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Component-dependent sub-block dividing |
| GB2590228B (en) | 2018-08-04 | 2023-04-05 | Beijing Bytedance Network Tech Co Ltd | Clipping of updated MV or derived MV |
| US11503329B2 (en) | 2018-08-17 | 2022-11-15 | Hfi Innovation Inc. | Method and apparatus of simplified sub-mode for video coding |
| MX2021001833A (es) | 2018-08-17 | 2021-05-12 | Hfi Innovation Inc | Metodos y aparatos de procesamiento de video con prediccion bidireccional en sistemas de codificacion de video. |
| 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 |
| CN112715030B (zh) | 2018-09-21 | 2024-04-23 | Vid拓展公司 | 用于双向光流的复杂度降低和位宽控制 |
| TWI839388B (zh) | 2018-09-24 | 2024-04-21 | 大陸商北京字節跳動網絡技術有限公司 | 簡化的基於歷史的運動矢量預測 |
| US11146800B2 (en) * | 2018-09-24 | 2021-10-12 | Tencent America LLC | Low latency local illumination compensation |
| 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 |
| WO2020084475A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Utilization of refined motion vector |
| WO2020084476A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block based prediction |
| 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 |
| CN112889284B (zh) * | 2018-10-22 | 2024-12-13 | 北京字节跳动网络技术有限公司 | 基于子块的解码器侧运动矢量推导 |
| CN111093080B (zh) | 2018-10-24 | 2024-06-04 | 北京字节跳动网络技术有限公司 | 视频编码中的子块运动候选 |
| CN112970259B (zh) | 2018-11-05 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 视频处理中具有细化的帧间预测 |
| JP7324841B2 (ja) | 2018-11-10 | 2023-08-10 | 北京字節跳動網絡技術有限公司 | ビデオ・データ処理方法、装置、記憶媒体及び記憶方法 |
| KR102628361B1 (ko) | 2018-11-12 | 2024-01-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 인터-예측을 위한 대역폭 제어 방법 |
| WO2020103877A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Coding and decoding of video coding modes |
| EP3861742A4 (en) | 2018-11-20 | 2022-04-13 | Beijing Bytedance Network Technology Co., Ltd. | DIFFERENCE CALCULATION BASED ON SPATIAL POSITION |
| CN113056920B (zh) | 2018-11-22 | 2024-05-24 | 北京字节跳动网络技术有限公司 | 基于子块的帧间预测的协调方法 |
| JP7384831B2 (ja) | 2018-11-30 | 2023-11-21 | テンセント・アメリカ・エルエルシー | ビデオ符号化及び復号のための方法、装置及びコンピュータプログラム |
| CN111327907B (zh) | 2018-12-13 | 2022-11-22 | 华为技术有限公司 | 一种帧间预测的方法、装置、设备及存储介质 |
| CN118433391A (zh) * | 2018-12-21 | 2024-08-02 | Vid拓展公司 | 对称运动矢量差译码 |
| WO2020125803A1 (en) * | 2018-12-21 | 2020-06-25 | Beijing Bytedance Network Technology Co., Ltd. | Intra prediction using polynomial model |
| CN113545065B (zh) | 2019-03-06 | 2023-12-12 | 北京字节跳动网络技术有限公司 | 转换后的单向预测候选的使用 |
| 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 |
| PL3941060T3 (pl) * | 2019-03-12 | 2023-12-27 | Lg Electronics Inc. | Sposób i urządzenie inter-predykcji oparte na dmvr i 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 |
| CN121691717A (zh) * | 2019-03-15 | 2026-03-17 | 北京达佳互联信息技术有限公司 | 用于双向光流的比特宽度控制的方法和设备 |
| KR102659481B1 (ko) | 2019-03-17 | 2024-04-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 광학 흐름에 기초한 예측 정제의 계산 |
| WO2020200269A1 (en) | 2019-04-02 | 2020-10-08 | Beijing Bytedance Network Technology Co., Ltd. | Decoder side motion vector derivation |
| EP3942824B1 (en) | 2019-04-25 | 2026-03-18 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and apparatuses for prediction refinement with optical flow |
| JP7522135B2 (ja) * | 2019-05-11 | 2024-07-24 | 北京字節跳動網絡技術有限公司 | 複数のイントラ符号化方法の相互作用 |
| WO2020233659A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive motion vector difference resolution for affine mode |
| CN113709503A (zh) * | 2019-06-21 | 2021-11-26 | 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 |
| MX2021012502A (es) * | 2019-06-21 | 2021-11-12 | Panasonic Ip Corp America | Codificador, decodificador, metodo de codificacion y metodo de decodificacion. |
| US11272203B2 (en) * | 2019-07-23 | 2022-03-08 | Tencent America LLC | Method and apparatus for video coding |
| JP7372443B2 (ja) | 2019-08-10 | 2023-10-31 | 北京字節跳動網絡技術有限公司 | サブピクチャに依存するビデオビットストリーム内のシグナリング |
| JP7481430B2 (ja) | 2019-08-13 | 2024-05-10 | 北京字節跳動網絡技術有限公司 | サブブロックに基づくインター予測における動き精度 |
| EP4032300A4 (en) | 2019-09-20 | 2022-11-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods of video encoding and/or decoding with bidirectional optical flow simplification on shift operations and related apparatus |
| WO2021052507A1 (en) | 2019-09-22 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Sub-picture coding and decoding of video |
| 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 |
| CN117676135A (zh) | 2019-10-18 | 2024-03-08 | 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 |
| WO2021110017A1 (en) | 2019-12-02 | 2021-06-10 | Beijing Bytedance Network Technology Co., Ltd. | Merge with motion vector differencing in affine mode |
| CN121262368A (zh) * | 2019-12-30 | 2026-01-02 | 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 |
| CN117560491A (zh) * | 2020-02-28 | 2024-02-13 | 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 |
| EP4107941A4 (en) | 2020-03-23 | 2023-04-19 | Beijing Bytedance Network Technology Co., Ltd. | PREDICTION REFINEMENT FOR AFFINE MERGE AND AFFINER MOTION VECTOR PREDICTION MODE |
| US20210337192A1 (en) * | 2020-04-24 | 2021-10-28 | Realtek Semiconductor Corp. | Image processing method and associated encoder |
| CN117083861A (zh) * | 2021-03-29 | 2023-11-17 | 北京达佳互联信息技术有限公司 | 用于帧间预测的重叠块运动补偿 |
| CN119054277A (zh) * | 2022-04-19 | 2024-11-29 | 北京达佳互联信息技术有限公司 | 用于增强的局部光照补偿的方法和设备 |
| 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 |
|---|---|---|---|---|
| EP1472881B1 (en) * | 2002-01-17 | 2007-08-08 | Koninklijke Philips Electronics N.V. | Unit for and method of estimating a current motion vector |
| 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 |
| KR20110112240A (ko) * | 2010-04-06 | 2011-10-12 | 삼성전자주식회사 | 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치 |
| 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 |
| 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 |
| 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 |
| WO2017036399A1 (en) * | 2015-09-02 | 2017-03-09 | Mediatek Inc. | Method and apparatus of motion compensation for video coding based on bi prediction optical flow techniques |
| 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 |
| KR102480191B1 (ko) * | 2016-05-13 | 2022-12-21 | 브이아이디 스케일, 인크. | 비디오 코딩을 위한 일반화된 다중-가설 예측 시스템 및 방법 |
| MX393091B (es) * | 2016-05-25 | 2025-03-24 | Arris Entpr Llc | Metodo de particionamiento de bloque general. |
| 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 JP JP2019536162A patent/JP7159166B2/ja active Active
- 2018-01-04 WO PCT/US2018/012360 patent/WO2018129172A1/en not_active Ceased
- 2018-01-04 TW TW107100393A patent/TWI761415B/zh active
- 2018-01-04 AU AU2018205783A patent/AU2018205783B2/en active Active
- 2018-01-04 BR BR112019013684-3A patent/BR112019013684A2/pt active Search and Examination
- 2018-01-04 CN CN201880004708.0A patent/CN110036638B/zh active Active
- 2018-01-04 KR KR1020197019234A patent/KR102579523B1/ko active Active
- 2018-01-04 EP EP18701947.6A patent/EP3566441B1/en active Active
-
2019
- 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^ * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3566441C0 (en) | 2024-07-31 |
| JP7159166B2 (ja) | 2022-10-24 |
| CO2019007120A2 (es) | 2019-09-18 |
| JP2020503799A (ja) | 2020-01-30 |
| BR112019013684A2 (pt) | 2020-01-28 |
| AU2018205783B2 (en) | 2023-02-02 |
| US20180192072A1 (en) | 2018-07-05 |
| US10931969B2 (en) | 2021-02-23 |
| EP3566441B1 (en) | 2024-07-31 |
| AU2018205783A1 (en) | 2019-05-23 |
| WO2018129172A1 (en) | 2018-07-12 |
| EP3566441A1 (en) | 2019-11-13 |
| ZA201904373B (en) | 2023-03-29 |
| CN110036638A (zh) | 2019-07-19 |
| TW201830966A (zh) | 2018-08-16 |
| KR20190103171A (ko) | 2019-09-04 |
| CL2019001393A1 (es) | 2019-09-27 |
| CA3043050A1 (en) | 2018-07-12 |
| CN110036638B (zh) | 2023-06-27 |
| KR102579523B1 (ko) | 2023-09-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI803563B (zh) | 改良的解碼器側之運動向量推導 | |
| CN111989922B (zh) | 用于对视频数据进行解码的方法、设备和装置 | |
| JP7159166B2 (ja) | 双方向オプティカルフロー（ｂｉｏ）についての動きベクトル再構築 | |
| KR102576307B1 (ko) | 양방향 광학 흐름 (bio) 에 기초한 인터 예측 정제 | |
| US10757442B2 (en) | Partial reconstruction based template matching for motion vector derivation | |
| CN110431842B (zh) | 解码器侧运动向量导出 | |
| JP6740243B2 (ja) | ビデオコーディングにおける動きベクトル導出 | |
| KR20210068439A (ko) | 히스토리 기반 모션 벡터 예측자에 대한 개선들 | |
| HK40005288B (en) | Methods, apparatuses, devices and storage medium for decoding video data | |
| HK40005288A (en) | Methods, apparatuses, devices and storage medium for decoding video data |