KR20250161640A - 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 - Google Patents
서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치Info
- Publication number
- KR20250161640A KR20250161640A KR1020257035770A KR20257035770A KR20250161640A KR 20250161640 A KR20250161640 A KR 20250161640A KR 1020257035770 A KR1020257035770 A KR 1020257035770A KR 20257035770 A KR20257035770 A KR 20257035770A KR 20250161640 A KR20250161640 A KR 20250161640A
- Authority
- KR
- South Korea
- Prior art keywords
- block
- motion vector
- video
- picture
- coded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
- H04N19/513—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
- H04N19/10—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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
- H04N19/103—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
- H04N19/119—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
- H04N19/136—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
- H04N19/134—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
-
- 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
- H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
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 |
|---|---|---|---|
| US201862680468P | 2018-06-04 | 2018-06-04 | |
| US62/680,468 | 2018-06-04 | ||
| US16/210,635 | 2018-12-05 | ||
| US16/210,635 US11109025B2 (en) | 2018-06-04 | 2018-12-05 | Method and apparatus for sub-block based temporal motion vector prediction |
| KR1020247002701A KR102878419B1 (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
| PCT/US2019/034485 WO2019236362A2 (en) | 2018-06-04 | 2019-05-30 | Method and apparatus for sub-block based temporal motion vector prediction |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020247002701A Division KR102878419B1 (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20250161640A true KR20250161640A (ko) | 2025-11-17 |
Family
ID=68693393
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020257035770A Pending KR20250161640A (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
| KR1020237012365A Active KR102630200B1 (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
| KR1020247002701A Active KR102878419B1 (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
| KR1020207031455A Active KR102522112B1 (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237012365A Active KR102630200B1 (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
| KR1020247002701A Active KR102878419B1 (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
| KR1020207031455A Active KR102522112B1 (ko) | 2018-06-04 | 2019-05-30 | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 |
Country Status (6)
| Country | Link |
|---|---|
| US (3) | US11109025B2 (cg-RX-API-DMAC7.html) |
| EP (2) | EP4604528A3 (cg-RX-API-DMAC7.html) |
| JP (4) | JP7212060B2 (cg-RX-API-DMAC7.html) |
| KR (4) | KR20250161640A (cg-RX-API-DMAC7.html) |
| CN (2) | CN112154663B (cg-RX-API-DMAC7.html) |
| WO (1) | WO2019236362A2 (cg-RX-API-DMAC7.html) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11109025B2 (en) * | 2018-06-04 | 2021-08-31 | Tencent America LLC | Method and apparatus for sub-block based temporal motion vector prediction |
| GB2588004B (en) * | 2018-06-05 | 2023-03-01 | Beijing Bytedance Network Tech Co Ltd | Interaction between IBC and affine |
| 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 |
| 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 |
| 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 |
| EP3915261A4 (en) * | 2019-01-31 | 2023-03-01 | HFI Innovation Inc. | METHOD AND APPARATUS FOR COMBINED INTER AND INTRA PREDICTION FOR VIDEO CODING |
| US12069305B2 (en) * | 2021-04-16 | 2024-08-20 | Tencent America LLC | Low memory design for multiple reference line selection scheme |
| US12132928B2 (en) * | 2022-09-02 | 2024-10-29 | Qualcomm Incorporated | Block-level collocated motion field projection for video coding |
| CN119450071A (zh) * | 2023-08-07 | 2025-02-14 | 三星电子株式会社 | 基于神经网络的视频编码和解码的方法以及视频编码装置 |
| US20250317555A1 (en) * | 2024-04-09 | 2025-10-09 | Qualcomm Incorporated | Intersecting motion vector prediction in video coding |
| WO2026007117A1 (zh) * | 2024-07-05 | 2026-01-08 | Oppo广东移动通信有限公司 | 网格解码、编码方法、装置、介质及码流 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101269116B1 (ko) * | 2010-12-14 | 2013-05-29 | 엠앤케이홀딩스 주식회사 | 인터 예측 부호화된 동영상 복호화 방법 |
| GB2495468B (en) * | 2011-09-02 | 2017-12-13 | Skype | Video coding |
| WO2015006922A1 (en) * | 2013-07-16 | 2015-01-22 | Mediatek Singapore Pte. Ltd. | Methods for residual prediction |
| SG11201510554RA (en) * | 2013-07-24 | 2016-02-26 | Qualcomm Inc | Simplified advanced motion prediction for 3d-hevc |
| US9762927B2 (en) * | 2013-09-26 | 2017-09-12 | Qualcomm Incorporated | Sub-prediction unit (PU) based temporal motion vector prediction in HEVC and sub-PU design in 3D-HEVC |
| CN109889850A (zh) | 2014-02-21 | 2019-06-14 | 联发科技（新加坡）私人有限公司 | 视频编解码方法 |
| CN110099281B (zh) | 2014-05-06 | 2021-06-25 | 寰发股份有限公司 | 用于块内复制模式编码的块向量预测方法 |
| US20170195677A1 (en) | 2014-05-22 | 2017-07-06 | Mediatek Inc. | Method of Intra Block Copy with Flipping for Image and Video Coding |
| CN111147846B (zh) | 2014-07-07 | 2022-03-11 | 寰发股份有限公司 | 利用帧内区块复制模式编码的视频编码方法 |
| EP3180917B1 (en) | 2014-09-01 | 2022-04-20 | HFI Innovation Inc. | Method of intra picture block copy for screen content and video coding |
| WO2016048834A1 (en) * | 2014-09-26 | 2016-03-31 | Vid Scale, Inc. | Intra block copy coding with temporal block vector prediction |
| WO2016050219A1 (en) | 2014-09-30 | 2016-04-07 | Mediatek Inc. | Method of adaptive motion vetor resolution for video coding |
| WO2016078599A1 (en) | 2014-11-20 | 2016-05-26 | Mediatek Inc. | Method of motion vector and block vector resolution control |
| US11477477B2 (en) * | 2015-01-26 | 2022-10-18 | Qualcomm Incorporated | Sub-prediction unit based advanced temporal motion vector prediction |
| US10271064B2 (en) * | 2015-06-11 | 2019-04-23 | Qualcomm Incorporated | Sub-prediction unit motion vector prediction using spatial and/or temporal motion information |
| WO2017195608A1 (ja) * | 2016-05-13 | 2017-11-16 | シャープ株式会社 | 動画像復号装置 |
| US10812791B2 (en) * | 2016-09-16 | 2020-10-20 | Qualcomm Incorporated | Offset vector identification of temporal motion vector predictor |
| CN118200542A (zh) | 2018-04-01 | 2024-06-14 | Lg电子株式会社 | 图像编码/解码方法、数据的发送方法以及存储介质 |
| CN117061738A (zh) | 2018-04-02 | 2023-11-14 | 深圳市大疆创新科技有限公司 | 用于图像处理的方法和图像处理装置 |
| US11109025B2 (en) * | 2018-06-04 | 2021-08-31 | Tencent America LLC | Method and apparatus for sub-block based temporal motion vector prediction |
-
2018
- 2018-12-05 US US16/210,635 patent/US11109025B2/en active Active
-
2019
- 2019-05-30 EP EP25181325.9A patent/EP4604528A3/en active Pending
- 2019-05-30 JP JP2020551416A patent/JP7212060B2/ja active Active
- 2019-05-30 EP EP19814268.9A patent/EP3804316A4/en active Pending
- 2019-05-30 KR KR1020257035770A patent/KR20250161640A/ko active Pending
- 2019-05-30 CN CN201980033757.1A patent/CN112154663B/zh active Active
- 2019-05-30 CN CN202211048388.3A patent/CN115412728B/zh active Active
- 2019-05-30 WO PCT/US2019/034485 patent/WO2019236362A2/en not_active Ceased
- 2019-05-30 KR KR1020237012365A patent/KR102630200B1/ko active Active
- 2019-05-30 KR KR1020247002701A patent/KR102878419B1/ko active Active
- 2019-05-30 KR KR1020207031455A patent/KR102522112B1/ko active Active
-
2021
- 2021-07-29 US US17/444,012 patent/US11800100B2/en active Active
-
2023
- 2023-01-12 JP JP2023002969A patent/JP7457170B2/ja active Active
- 2023-09-19 US US18/470,103 patent/US20240007630A1/en active Pending
-
2024
- 2024-03-14 JP JP2024040066A patent/JP7684007B2/ja active Active
-
2025
- 2025-05-13 JP JP2025080180A patent/JP7886463B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR20230051641A (ko) | 2023-04-18 |
| KR20200139215A (ko) | 2020-12-11 |
| WO2019236362A2 (en) | 2019-12-12 |
| US11109025B2 (en) | 2021-08-31 |
| US20210360245A1 (en) | 2021-11-18 |
| KR102522112B1 (ko) | 2023-04-17 |
| JP7457170B2 (ja) | 2024-03-27 |
| EP3804316A4 (en) | 2022-06-22 |
| KR102878419B1 (ko) | 2025-10-29 |
| EP4604528A2 (en) | 2025-08-20 |
| KR102630200B1 (ko) | 2024-01-29 |
| CN115412728A (zh) | 2022-11-29 |
| JP2024069475A (ja) | 2024-05-21 |
| JP7212060B2 (ja) | 2023-01-24 |
| US20240007630A1 (en) | 2024-01-04 |
| JP7684007B2 (ja) | 2025-05-27 |
| JP2023029596A (ja) | 2023-03-03 |
| CN112154663A (zh) | 2020-12-29 |
| US20190373259A1 (en) | 2019-12-05 |
| EP3804316A2 (en) | 2021-04-14 |
| JP7886463B2 (ja) | 2026-07-07 |
| WO2019236362A3 (en) | 2020-08-13 |
| KR20240015165A (ko) | 2024-02-02 |
| JP2025114786A (ja) | 2025-08-05 |
| JP2021517410A (ja) | 2021-07-15 |
| CN112154663B (zh) | 2022-07-12 |
| US11800100B2 (en) | 2023-10-24 |
| CN115412728B (zh) | 2025-12-12 |
| EP4604528A3 (en) | 2025-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102880083B1 (ko) | 템플릿 매칭 기반 인트라 예측 | |
| KR102838307B1 (ko) | 인트라 픽처 블록 보상을 위한 디코딩된 블록 벡터의 변환 | |
| KR102497697B1 (ko) | 병렬 처리로 히스토리 기반 모션 벡터 예측을 위한 방법 및 장치 | |
| KR102740543B1 (ko) | 비디오 코딩을 위한 방법 및 장치 | |
| KR102802462B1 (ko) | 비디오 인코딩 및 디코딩을 위한 방법, 장치 및 매체 | |
| KR102442931B1 (ko) | 비디오 코딩을 위한 방법 및 장치 | |
| KR102637562B1 (ko) | 비디오 압축에서의 비-정사각형 블록들에 대한 인트라 예측을 위한 방법 및 장치 | |
| KR102878419B1 (ko) | 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 | |
| KR102828558B1 (ko) | 비디오 코딩을 위한 방법 및 장치 | |
| EP3750314A1 (en) | Method and apparatus for video coding | |
| KR20250173594A (ko) | 인트라 픽처 블록 보상을 위한 참조 샘플 메모리 재사용 방법 및 장치 | |
| KR102461780B1 (ko) | 비디오 코딩을 위한 방법 및 장치 | |
| JP2021517410A5 (cg-RX-API-DMAC7.html) | ||
| KR20250016509A (ko) | 작은 코딩 블록들에 대한 단순화된 병합 리스트 구성 | |
| KR102587655B1 (ko) | 비디오 코딩을 위한 방법 및 장치 | |
| KR102747635B1 (ko) | 비디오 코딩을 위한 방법 및 장치 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A16 | Divisional, continuation or continuation in part application filed |
Free format text: ST27 STATUS EVENT CODE: A-0-1-A10-A16-DIV-PA0104 (AS PROVIDED BY THE NATIONAL OFFICE) |
|
| PA0104 | Divisional application for international application |
St.27 status event code: A-0-1-A10-A16-div-PA0104 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| Q12 | Application published |
Free format text: ST27 STATUS EVENT CODE: A-1-1-Q10-Q12-NAP-PG1501 (AS PROVIDED BY THE NATIONAL OFFICE) |