DK3912352T3 - Tidlig afslutning til forfinelse af optisk strøm - Google Patents
Tidlig afslutning til forfinelse af optisk strøm Download PDFInfo
- Publication number
- DK3912352T3 DK3912352T3 DK20759812.9T DK20759812T DK3912352T3 DK 3912352 T3 DK3912352 T3 DK 3912352T3 DK 20759812 T DK20759812 T DK 20759812T DK 3912352 T3 DK3912352 T3 DK 3912352T3
- Authority
- DK
- Denmark
- Prior art keywords
- optical flow
- early termination
- flow refinement
- refinement
- termination
- Prior art date
Links
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
- H04N19/102—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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/557—Motion estimation characterised by stopping computation or iteration based on certain criteria, e.g. error magnitude being too large or early exit
-
- 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
- H04N19/10—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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN201931007114 | 2019-02-22 | ||
| PCT/CN2020/076178 WO2020169083A1 (en) | 2019-02-22 | 2020-02-21 | Early termination for optical flow refinement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK3912352T3 true DK3912352T3 (da) | 2023-11-20 |
Family
ID=72144773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK20759812.9T DK3912352T3 (da) | 2019-02-22 | 2020-02-21 | Tidlig afslutning til forfinelse af optisk strøm |
Country Status (19)
| Country | Link |
|---|---|
| US (3) | US11985320B2 (da) |
| EP (2) | EP3912352B1 (da) |
| JP (4) | JP7271697B2 (da) |
| KR (3) | KR102616714B1 (da) |
| CN (3) | CN114845102B (da) |
| AU (2) | AU2020226553B2 (da) |
| BR (1) | BR112021016270A2 (da) |
| CA (1) | CA3128112A1 (da) |
| DK (1) | DK3912352T3 (da) |
| ES (1) | ES2965083T3 (da) |
| FI (1) | FI3912352T3 (da) |
| HU (1) | HUE063469T2 (da) |
| MX (2) | MX2021009931A (da) |
| MY (1) | MY207774A (da) |
| PL (1) | PL3912352T3 (da) |
| PT (1) | PT3912352T (da) |
| SG (1) | SG11202107970QA (da) |
| WO (1) | WO2020169083A1 (da) |
| ZA (1) | ZA202106944B (da) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3128112A1 (en) * | 2019-02-22 | 2020-08-27 | Huawei Technologies Co., Ltd. | Early termination for optical flow refinement |
| US12034967B2 (en) | 2021-04-05 | 2024-07-09 | Nvidia Corporation | Superpixel generation and use |
| US20240187633A1 (en) * | 2021-04-21 | 2024-06-06 | Beijing Bytedance Network Technology Co., Ltd. | Method, device, and medium for video processing |
| WO2023277756A1 (en) * | 2021-06-30 | 2023-01-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Overlapped decoder side motion refinement |
| EP4364419A4 (en) | 2021-06-30 | 2025-06-11 | Telefonaktiebolaget LM Ericsson (publ) | Selective subblock-based motion refinement |
| CN116076073B (zh) * | 2021-09-02 | 2025-10-21 | 辉达公司 | 用于高性能视频编码的硬件编解码器加速器 |
| CN116097649B (zh) | 2021-09-06 | 2026-03-13 | 辉达公司 | 无滤波相依性的视频帧的并行编码 |
| US12354312B2 (en) | 2021-11-09 | 2025-07-08 | Samsung Electronics Co., Ltd. | Image encoding apparatus and image decoding apparatus both using artificial intelligence, and image encoding method and image decoding method performed by the image encoding apparatus and the image decoding apparatus |
| US12039740B2 (en) * | 2021-12-13 | 2024-07-16 | Qualcomm Incorporated | Vectorized bilinear shift for replacing grid sampling in optical flow estimation |
| TW202408242A (zh) * | 2022-04-06 | 2024-02-16 | 聯發科技股份有限公司 | 隱式多通道解碼器端運動向量細化 |
| US20250203093A1 (en) * | 2022-04-12 | 2025-06-19 | Lg Electronics Inc. | Image encoding/decoding method and device, and recording medium having bitstream stored thereon |
| US12615374B2 (en) | 2023-02-08 | 2026-04-28 | Nvidia Corporation | Context-aware quantization for high-performance video encoding |
| WO2024210793A1 (en) * | 2023-04-06 | 2024-10-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Encoder for encoding pictures of a video |
| US12316863B2 (en) | 2023-04-18 | 2025-05-27 | Nvidia Corporation | Chroma-from-luma mode selection for high-performance video encoding |
| US12238335B2 (en) | 2023-04-18 | 2025-02-25 | Nvidia Corporation | Efficient sub-pixel motion vector search for high-performance video encoding |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040076333A1 (en) * | 2002-10-22 | 2004-04-22 | Huipin Zhang | Adaptive interpolation filter system for motion compensated predictive video coding |
| US9350631B2 (en) | 2013-09-30 | 2016-05-24 | Broadcom Corporation | Identifying flows causing undesirable network events |
| US9705808B2 (en) | 2014-03-21 | 2017-07-11 | Cisco Technology, Inc. | Flow aware buffer management for data center switches |
| US10127644B2 (en) * | 2015-04-10 | 2018-11-13 | Apple Inc. | Generating synthetic video frames using optical flow |
| EP3340620B1 (en) | 2015-08-23 | 2024-10-02 | LG Electronics Inc. | Inter prediction mode-based image processing method and apparatus therefor |
| 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 |
| EP3342167B1 (en) * | 2015-09-02 | 2020-12-30 | MediaTek, Inc | Method and apparatus of decoder side motion derivation for video coding |
| MY201069A (en) * | 2016-02-05 | 2024-02-01 | Hfi Innovation Inc | Method and apparatus of motion compensation based on bi-directional optical flow techniques for video coding |
| US10084716B2 (en) | 2016-03-20 | 2018-09-25 | Mellanox Technologies Tlv Ltd. | Flexible application of congestion control measures |
| US20180199057A1 (en) * | 2017-01-12 | 2018-07-12 | Mediatek Inc. | Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding |
| WO2018173895A1 (ja) | 2017-03-21 | 2018-09-27 | シャープ株式会社 | 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 |
| US10477237B2 (en) | 2017-06-28 | 2019-11-12 | Futurewei Technologies, Inc. | Decoder side motion vector refinement in video coding |
| WO2019001741A1 (en) * | 2017-06-30 | 2019-01-03 | Huawei Technologies Co., Ltd. | MOTION VECTOR REFINEMENT FOR MULTI-REFERENCE PREDICTION |
| EP3649780B1 (en) * | 2017-07-03 | 2025-06-25 | InterDigital VC Holdings, Inc. | Motion-compensation prediction based on bi-directional optical flow |
| US11750832B2 (en) * | 2017-11-02 | 2023-09-05 | Hfi Innovation Inc. | Method and apparatus for video coding |
| WO2020103877A1 (en) * | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Coding and decoding of video coding modes |
| CA3128112A1 (en) | 2019-02-22 | 2020-08-27 | Huawei Technologies Co., Ltd. | Early termination for optical flow refinement |
-
2020
- 2020-02-21 CA CA3128112A patent/CA3128112A1/en active Pending
- 2020-02-21 MY MYPI2021004423A patent/MY207774A/en unknown
- 2020-02-21 EP EP20759812.9A patent/EP3912352B1/en active Active
- 2020-02-21 CN CN202210411178.XA patent/CN114845102B/zh active Active
- 2020-02-21 KR KR1020217026337A patent/KR102616714B1/ko active Active
- 2020-02-21 HU HUE20759812A patent/HUE063469T2/hu unknown
- 2020-02-21 EP EP23184185.9A patent/EP4243418A3/en active Pending
- 2020-02-21 KR KR1020237043656A patent/KR102707051B1/ko active Active
- 2020-02-21 ES ES20759812T patent/ES2965083T3/es active Active
- 2020-02-21 SG SG11202107970QA patent/SG11202107970QA/en unknown
- 2020-02-21 PT PT207598129T patent/PT3912352T/pt unknown
- 2020-02-21 CN CN202080012432.8A patent/CN113383550A/zh active Pending
- 2020-02-21 DK DK20759812.9T patent/DK3912352T3/da active
- 2020-02-21 KR KR1020247030416A patent/KR20240142571A/ko active Pending
- 2020-02-21 PL PL20759812.9T patent/PL3912352T3/pl unknown
- 2020-02-21 MX MX2021009931A patent/MX2021009931A/es unknown
- 2020-02-21 AU AU2020226553A patent/AU2020226553B2/en active Active
- 2020-02-21 JP JP2021549390A patent/JP7271697B2/ja active Active
- 2020-02-21 FI FIEP20759812.9T patent/FI3912352T3/fi active
- 2020-02-21 BR BR112021016270-4A patent/BR112021016270A2/pt unknown
- 2020-02-21 CN CN202410185752.3A patent/CN118200560A/zh active Pending
- 2020-02-21 WO PCT/CN2020/076178 patent/WO2020169083A1/en not_active Ceased
-
2021
- 2021-08-17 MX MX2024011592A patent/MX2024011592A/es unknown
- 2021-08-20 US US17/407,617 patent/US11985320B2/en active Active
- 2021-09-17 ZA ZA2021/06944A patent/ZA202106944B/en unknown
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2023
- 2023-04-25 JP JP2023071739A patent/JP7508642B2/ja active Active
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2024
- 2024-03-01 US US18/592,849 patent/US12206860B2/en active Active
- 2024-06-19 JP JP2024098821A patent/JP7670907B2/ja active Active
- 2024-12-02 AU AU2024267086A patent/AU2024267086A1/en active Pending
- 2024-12-09 US US18/973,619 patent/US20250175609A1/en active Pending
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2025
- 2025-04-16 JP JP2025067671A patent/JP7853484B2/ja active Active
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