PL3941060T3 - Sposób i urządzenie inter-predykcji oparte na dmvr i bdof - Google Patents
Sposób i urządzenie inter-predykcji oparte na dmvr i bdofInfo
- Publication number
- PL3941060T3 PL3941060T3 PL20769451.4T PL20769451T PL3941060T3 PL 3941060 T3 PL3941060 T3 PL 3941060T3 PL 20769451 T PL20769451 T PL 20769451T PL 3941060 T3 PL3941060 T3 PL 3941060T3
- Authority
- PL
- Poland
- Prior art keywords
- bdof
- dmvr
- inter
- device based
- prediction method
- 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
- H04N19/50—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
- H04N19/134—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
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
- H04N19/102—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
- H04N19/10—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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
-
- 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
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- 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
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- 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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962817504P | 2019-03-12 | 2019-03-12 | |
| PCT/KR2020/001860 WO2020184847A1 (ko) | 2019-03-12 | 2020-02-11 | Dmvr 및 bdof 기반의 인터 예측 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3941060T3 true PL3941060T3 (pl) | 2023-12-27 |
Family
ID=72427946
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL23186764.9T PL4274229T3 (pl) | 2019-03-12 | 2020-02-11 | Sposób i urządzenie do predykcji międzyramkowej oparte na dmvr i bdof |
| PL20769451.4T PL3941060T3 (pl) | 2019-03-12 | 2020-02-11 | Sposób i urządzenie inter-predykcji oparte na dmvr i bdof |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL23186764.9T PL4274229T3 (pl) | 2019-03-12 | 2020-02-11 | Sposób i urządzenie do predykcji międzyramkowej oparte na dmvr i bdof |
Country Status (11)
| Country | Link |
|---|---|
| US (4) | US11496743B2 (pl) |
| EP (3) | EP4274229B1 (pl) |
| KR (2) | KR102785322B1 (pl) |
| ES (2) | ES2957801T3 (pl) |
| FI (1) | FI3941060T3 (pl) |
| HR (2) | HRP20250168T1 (pl) |
| HU (2) | HUE071472T2 (pl) |
| PL (2) | PL4274229T3 (pl) |
| RS (1) | RS66495B1 (pl) |
| SI (1) | SI3941060T1 (pl) |
| WO (1) | WO2020184847A1 (pl) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117615147A (zh) | 2016-07-14 | 2024-02-27 | 三星电子株式会社 | 视频解码方法及其装置以及视频编码方法及其装置 |
| ES3042335T3 (en) * | 2019-03-08 | 2025-11-20 | Beijing Dajia Internet Information Tech Co Ltd | Bi-directional optical flow and decoder-side motion vector refinement for video coding |
| RS66495B1 (sr) * | 2019-03-12 | 2025-03-31 | Lg Electronics Inc | Inter predikcioni postupak i uređaj zasnovan na dmvr i bdof |
| US12108087B2 (en) * | 2019-03-28 | 2024-10-01 | Interdigital Ce Patent Holdings, Sas | Inter-prediction parameter derviation for video encoding and decoding |
| CN117221548B (zh) * | 2019-06-17 | 2024-06-25 | 北京达佳互联信息技术有限公司 | 用于视频编解码中的解码器侧运动矢量细化的方法和装置 |
| CN119520824A (zh) | 2019-06-24 | 2025-02-25 | Lg电子株式会社 | 图像编码/解码方法和数据发送方法 |
| US11917165B2 (en) * | 2021-08-16 | 2024-02-27 | Tencent America LLC | MMVD signaling improvement |
| CN113613003B (zh) * | 2021-08-30 | 2024-03-22 | 北京市商汤科技开发有限公司 | 视频压缩、解压缩方法及装置、电子设备和存储介质 |
| US12413756B2 (en) * | 2022-10-05 | 2025-09-09 | Tencent America LLC | Merge with motion vector difference |
| CN120530627A (zh) * | 2023-01-18 | 2025-08-22 | Oppo广东移动通信有限公司 | 视频编解码方法、装置、设备、系统、及存储介质 |
| WO2026061542A1 (en) * | 2024-09-23 | 2026-03-26 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods, apparatus, medium and computer program product for video coding |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5913283B2 (ja) | 2010-04-22 | 2016-04-27 | 聯發科技股▲ふん▼有限公司Ｍｅｄｉａｔｅｋ Ｉｎｃ． | 動き予測方法 |
| US11330284B2 (en) * | 2015-03-27 | 2022-05-10 | Qualcomm Incorporated | Deriving motion information for sub-blocks in video coding |
| US10375413B2 (en) | 2015-09-28 | 2019-08-06 | Qualcomm Incorporated | Bi-directional optical flow for video coding |
| US10798385B2 (en) * | 2016-04-25 | 2020-10-06 | Lg Electronics Inc. | Inter-prediction method and apparatus in image coding system |
| WO2017205701A1 (en) * | 2016-05-25 | 2017-11-30 | Arris Enterprises Llc | Weighted angular prediction for intra coding |
| US11638027B2 (en) * | 2016-08-08 | 2023-04-25 | Hfi Innovation, Inc. | Pattern-based motion vector derivation for video coding |
| US10931969B2 (en) * | 2017-01-04 | 2021-02-23 | Qualcomm Incorporated | Motion vector reconstructions for bi-directional optical flow (BIO) |
| US10595035B2 (en) | 2017-03-22 | 2020-03-17 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
| CA3065492C (en) * | 2017-05-17 | 2022-06-14 | Kt Corporation | Method and device for video signal processing |
| US10477237B2 (en) | 2017-06-28 | 2019-11-12 | Futurewei Technologies, Inc. | Decoder side motion vector refinement in video coding |
| US11310526B2 (en) * | 2018-01-26 | 2022-04-19 | Mediatek Inc. | Hardware friendly constrained motion vector refinement |
| US11575933B2 (en) * | 2018-04-06 | 2023-02-07 | Vid Scale, Inc. | Bi-directional optical flow method with simplified gradient derivation |
| WO2019234672A1 (en) * | 2018-06-07 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Partial cost calculation |
| US11516490B2 (en) * | 2018-07-16 | 2022-11-29 | Lg Electronics Inc. | Method and device for inter predicting on basis of DMVR |
| EP3834416A4 (en) * | 2018-08-17 | 2022-08-17 | HFI Innovation Inc. | Methods and apparatuses of video processing with bi-direction predicition in video coding systems |
| CN112913241B (zh) * | 2018-10-22 | 2024-03-26 | 北京字节跳动网络技术有限公司 | 解码器侧运动矢量推导的限制 |
| US11153590B2 (en) * | 2019-01-11 | 2021-10-19 | Tencent America LLC | Method and apparatus for video coding |
| CN113491124B (zh) * | 2019-02-14 | 2024-06-25 | Lg电子株式会社 | 基于dmvr的帧间预测方法和设备 |
| HRP20241566T1 (hr) * | 2019-02-24 | 2025-01-17 | Lg Electronics Inc. | METODA I UREĐAJ ZA INTER-PREDVIĐANJE UTEMELJENO NA DMVR-u |
| US11178414B2 (en) * | 2019-02-27 | 2021-11-16 | Mediatek Inc. | Classification for multiple merge tools |
| WO2020177702A1 (en) * | 2019-03-04 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Two-level signaling of filtering information in video processing |
| CN113475076B (zh) * | 2019-03-11 | 2024-03-12 | 阿里巴巴集团控股有限公司 | 用于对视频数据进行编码的帧间预测方法 |
| RS66495B1 (sr) * | 2019-03-12 | 2025-03-31 | Lg Electronics Inc | Inter predikcioni postupak i uređaj zasnovan na dmvr i bdof |
| CN118118658A (zh) * | 2019-03-22 | 2024-05-31 | 罗斯德尔动力有限责任公司 | 基于dmvr和bdof的帧间预测方法及其设备 |
-
2020
- 2020-02-11 RS RS20250140A patent/RS66495B1/sr unknown
- 2020-02-11 PL PL23186764.9T patent/PL4274229T3/pl unknown
- 2020-02-11 EP EP23186764.9A patent/EP4274229B1/en active Active
- 2020-02-11 WO PCT/KR2020/001860 patent/WO2020184847A1/ko not_active Ceased
- 2020-02-11 EP EP24216568.6A patent/EP4492790A3/en active Pending
- 2020-02-11 ES ES20769451T patent/ES2957801T3/es active Active
- 2020-02-11 PL PL20769451.4T patent/PL3941060T3/pl unknown
- 2020-02-11 HU HUE23186764A patent/HUE071472T2/hu unknown
- 2020-02-11 HR HRP20250168TT patent/HRP20250168T1/hr unknown
- 2020-02-11 HR HRP20231053TT patent/HRP20231053T1/hr unknown
- 2020-02-11 KR KR1020217027760A patent/KR102785322B1/ko active Active
- 2020-02-11 ES ES23186764T patent/ES3010265T3/es active Active
- 2020-02-11 EP EP20769451.4A patent/EP3941060B1/en active Active
- 2020-02-11 KR KR1020257008922A patent/KR20250044936A/ko active Pending
- 2020-02-11 HU HUE20769451A patent/HUE062990T2/hu unknown
- 2020-02-11 FI FIEP20769451.4T patent/FI3941060T3/fi active
- 2020-02-11 SI SI202030273T patent/SI3941060T1/sl unknown
-
2021
- 2021-09-10 US US17/472,170 patent/US11496743B2/en active Active
-
2022
- 2022-10-03 US US17/959,001 patent/US11936878B2/en active Active
-
2024
- 2024-02-14 US US18/441,466 patent/US12348731B2/en active Active
-
2025
- 2025-05-22 US US19/216,168 patent/US20250287011A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP3941060B1 (en) | 2023-08-30 |
| EP3941060A4 (en) | 2022-07-06 |
| RS66495B1 (sr) | 2025-03-31 |
| HUE062990T2 (hu) | 2023-12-28 |
| HRP20231053T1 (hr) | 2024-02-02 |
| EP4274229A1 (en) | 2023-11-08 |
| US20220070466A1 (en) | 2022-03-03 |
| HRP20250168T1 (hr) | 2025-04-11 |
| KR102785322B1 (ko) | 2025-03-25 |
| ES3010265T3 (en) | 2025-04-01 |
| EP4492790A2 (en) | 2025-01-15 |
| US20240187605A1 (en) | 2024-06-06 |
| US20250287011A1 (en) | 2025-09-11 |
| US20230045157A1 (en) | 2023-02-09 |
| KR20210114061A (ko) | 2021-09-17 |
| SI3941060T1 (sl) | 2024-02-29 |
| US11936878B2 (en) | 2024-03-19 |
| HUE071472T2 (hu) | 2025-08-28 |
| US11496743B2 (en) | 2022-11-08 |
| EP3941060A1 (en) | 2022-01-19 |
| US12348731B2 (en) | 2025-07-01 |
| EP4274229C0 (en) | 2025-01-15 |
| ES2957801T3 (es) | 2024-01-25 |
| PL4274229T3 (pl) | 2025-04-07 |
| WO2020184847A1 (ko) | 2020-09-17 |
| FI3941060T3 (fi) | 2023-10-02 |
| EP4492790A3 (en) | 2025-04-16 |
| EP4274229B1 (en) | 2025-01-15 |
| KR20250044936A (ko) | 2025-04-01 |
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