IL301896A - Multicycle side-decoder motion vector refinement - Google Patents
Multicycle side-decoder motion vector refinementInfo
- Publication number
- IL301896A IL301896A IL301896A IL30189623A IL301896A IL 301896 A IL301896 A IL 301896A IL 301896 A IL301896 A IL 301896A IL 30189623 A IL30189623 A IL 30189623A IL 301896 A IL301896 A IL 301896A
- Authority
- IL
- Israel
- Prior art keywords
- block
- pass
- sub
- video data
- motion vector
- Prior art date
Links
- 239000013598 vector Substances 0.000 title claims description 299
- 238000000034 method Methods 0.000 claims description 229
- 241000023320 Luma <angiosperm> Species 0.000 claims description 70
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims description 70
- 230000015654 memory Effects 0.000 claims description 65
- 238000003860 storage Methods 0.000 claims description 21
- 230000003287 optical effect Effects 0.000 claims description 13
- 238000012545 processing Methods 0.000 description 37
- 230000008569 process Effects 0.000 description 34
- 238000013139 quantization Methods 0.000 description 30
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 29
- 238000000638 solvent extraction Methods 0.000 description 29
- 230000002146 bilateral effect Effects 0.000 description 28
- 238000010586 diagram Methods 0.000 description 26
- 238000004891 communication Methods 0.000 description 17
- 238000005192 partition Methods 0.000 description 17
- 230000002123 temporal effect Effects 0.000 description 17
- 238000009795 derivation Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 8
- 239000011449 brick Substances 0.000 description 8
- 101100025317 Candida albicans (strain SC5314 / ATCC MYA-2876) MVD gene Proteins 0.000 description 7
- 101150079299 MVD1 gene Proteins 0.000 description 7
- 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 6
- 238000012546 transfer Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 5
- 238000013500 data storage Methods 0.000 description 5
- 230000011664 signaling Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000000872 buffer Substances 0.000 description 4
- 238000013138 pruning Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 238000003491 array Methods 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 2
- 101150114515 CTBS gene Proteins 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011159 matrix material Substances 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
- 238000004422 calculation algorithm Methods 0.000 description 1
- 230000010267 cellular communication Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process 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
- 230000001788 irregular Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- H04N19/50—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
- H04N19/533—Motion estimation using multistep search, e.g. 2D-log search or one-at-a-time search [OTS]
-
- 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
- H04N19/10—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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
-
- 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
- H04N19/57—Motion estimation characterised by a search window with variable size or shape
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063129221P | 2020-12-22 | 2020-12-22 | |
| US17/556,142 US20220201315A1 (en) | 2020-12-22 | 2021-12-20 | Multi-pass decoder-side motion vector refinement |
| PCT/US2021/064537 WO2022140338A1 (en) | 2020-12-22 | 2021-12-21 | Multi-pass decoder-side motion vector refinement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL301896A true IL301896A (en) | 2023-06-01 |
Family
ID=79831635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL301896A IL301896A (en) | 2020-12-22 | 2021-12-21 | Multicycle side-decoder motion vector refinement |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP4268468A1 (ja) |
| JP (1) | JP2023554236A (ja) |
| KR (1) | KR20230123946A (ja) |
| AU (1) | AU2021409783A1 (ja) |
| CA (1) | CA3198095A1 (ja) |
| CL (1) | CL2023001849A1 (ja) |
| CO (1) | CO2023007958A2 (ja) |
| IL (1) | IL301896A (ja) |
| MX (1) | MX2023007161A (ja) |
| TW (1) | TW202232951A (ja) |
| WO (1) | WO2022140338A1 (ja) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3560202A4 (en) * | 2016-12-27 | 2020-07-29 | MediaTek Inc. | METHOD AND DEVICE FOR BILATERAL TEMPLATE MV REFINING FOR VIDEO CODING |
| US11310526B2 (en) * | 2018-01-26 | 2022-04-19 | Mediatek Inc. | Hardware friendly constrained motion vector refinement |
| EP3918804A4 (en) * | 2019-03-14 | 2023-02-08 | HFI Innovation Inc. | METHODS AND APPARATUS FOR VIDEO PROCESSING USING MOTION DECOMPOSITION AND SUB-PARTITION BASE FILLING |
-
2021
- 2021-12-21 AU AU2021409783A patent/AU2021409783A1/en active Pending
- 2021-12-21 MX MX2023007161A patent/MX2023007161A/es unknown
- 2021-12-21 JP JP2023530281A patent/JP2023554236A/ja active Pending
- 2021-12-21 WO PCT/US2021/064537 patent/WO2022140338A1/en active Application Filing
- 2021-12-21 EP EP21847599.4A patent/EP4268468A1/en active Pending
- 2021-12-21 KR KR1020237019946A patent/KR20230123946A/ko unknown
- 2021-12-21 IL IL301896A patent/IL301896A/en unknown
- 2021-12-21 CA CA3198095A patent/CA3198095A1/en active Pending
- 2021-12-21 TW TW110147993A patent/TW202232951A/zh unknown
-
2023
- 2023-06-20 CL CL2023001849A patent/CL2023001849A1/es unknown
- 2023-06-20 CO CONC2023/0007958A patent/CO2023007958A2/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP4268468A1 (en) | 2023-11-01 |
| JP2023554236A (ja) | 2023-12-27 |
| KR20230123946A (ko) | 2023-08-24 |
| AU2021409783A9 (en) | 2024-02-08 |
| MX2023007161A (es) | 2023-06-29 |
| CO2023007958A2 (es) | 2023-07-21 |
| TW202232951A (zh) | 2022-08-16 |
| CL2023001849A1 (es) | 2024-01-05 |
| CA3198095A1 (en) | 2022-06-30 |
| WO2022140338A1 (en) | 2022-06-30 |
| AU2021409783A1 (en) | 2023-05-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP4376406A1 (en) | Combination of inter-prediction and intra-prediction in video coding | |
| US11683517B2 (en) | Block-adaptive search range and cost factors for decoder-side motion vector (MV) derivation techniques | |
| WO2019199953A1 (en) | Decoder-side motion vector derivation for video coding | |
| EP4364421A1 (en) | Using unrefined motion vectors for performing decoder-side motion vector derivation | |
| EP4409877A1 (en) | Decoder side motion derivation using spatial correlation | |
| US20220248047A1 (en) | Model-based motion vector difference derivation and template matching prediction for video coding | |
| EP4285594A1 (en) | Model-based motion vector difference derivation and template matching prediction for video coding | |
| US20230247216A1 (en) | Coding video data using out-of-boundary motion vectors | |
| US20220201315A1 (en) | Multi-pass decoder-side motion vector refinement | |
| US20220201313A1 (en) | Bi-directional optical flow in video coding | |
| WO2022221140A1 (en) | Template matching based affine prediction for video coding | |
| KR20240026141A (ko) | 비디오 코딩에서의 하이브리드 인터 양방향-예측 | |
| CN116636213A (zh) | 视频译码中的模板匹配 | |
| IL301896A (en) | Multicycle side-decoder motion vector refinement | |
| WO2022140377A1 (en) | Bi-directional optical flow in video coding | |
| WO2023200631A1 (en) | Bi-directional prediction boundary pixel padding with out-of-picture-boundary motion vectors | |
| WO2023044253A1 (en) | Adaptive bilateral matching for decoder side motion vector refinement for video coding | |
| AU2022347311A1 (en) | Adaptive bilateral matching for decoder side motion vector refinement for video coding | |
| WO2024148066A1 (en) | Template matching for flipped intra block copy | |
| TW202232956A (zh) | 視訊譯碼中的範本匹配 | |
| CN116803081A (zh) | 用于视频编解码的基于模型的运动矢量差导出和模板匹配预测 |