KR20250036265A - 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 - Google Patents
비디오 인코딩 또는 디코딩을 위한 방법 및 장치 Download PDFInfo
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- KR20250036265A KR20250036265A KR1020257006422A KR20257006422A KR20250036265A KR 20250036265 A KR20250036265 A KR 20250036265A KR 1020257006422 A KR1020257006422 A KR 1020257006422A KR 20257006422 A KR20257006422 A KR 20257006422A KR 20250036265 A KR20250036265 A KR 20250036265A
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- block
- motion vector
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- 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
- H04N19/527—Global motion vector estimation
-
- 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
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
-
- 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
- H04N19/10—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
- H04N19/186—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 a colour or a chrominance component
-
- 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
- H04N19/54—Motion estimation other than block-based using feature points or meshes
-
- 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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
-
- 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
-
- 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
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- 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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962817517P | 2019-03-12 | 2019-03-12 | |
| US62/817,517 | 2019-03-12 | ||
| KR1020217015100A KR102775507B1 (ko) | 2019-03-12 | 2020-03-11 | 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 |
| PCT/US2020/022066 WO2020185876A1 (en) | 2019-03-12 | 2020-03-11 | Method and apparatus for video encoding or decoding |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020217015100A Division KR102775507B1 (ko) | 2019-03-12 | 2020-03-11 | 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20250036265A true KR20250036265A (ko) | 2025-03-13 |
Family
ID=72422818
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020257006422A Pending KR20250036265A (ko) | 2019-03-12 | 2020-03-11 | 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 |
| KR1020217015100A Active KR102775507B1 (ko) | 2019-03-12 | 2020-03-11 | 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020217015100A Active KR102775507B1 (ko) | 2019-03-12 | 2020-03-11 | 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US11290722B2 (https=) |
| EP (1) | EP3939258A4 (https=) |
| JP (3) | JP7244646B2 (https=) |
| KR (2) | KR20250036265A (https=) |
| CN (3) | CN118433425A (https=) |
| AU (4) | AU2020237079B2 (https=) |
| SG (1) | SG11202109233PA (https=) |
| WO (1) | WO2020185876A1 (https=) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3744094A4 (en) * | 2018-01-26 | 2021-11-03 | MediaTek Inc. | METHOD AND DEVICE FOR AFFINE INTER-PREDICTION FOR A VIDEO ENCODING SYSTEM |
| GB2588004B (en) | 2018-06-05 | 2023-03-01 | Beijing Bytedance Network Tech Co Ltd | Interaction between IBC and affine |
| WO2019244119A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block mv inheritance between color components |
| WO2019244117A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Unified constrains for the merge affine mode and the non-merge affine mode |
| CN110944193B (zh) | 2018-09-24 | 2023-08-11 | 北京字节跳动网络技术有限公司 | 视频编码和解码中的加权双向预测 |
| WO2020094151A1 (en) | 2018-11-10 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Rounding in pairwise average candidate calculations |
| US11632563B2 (en) * | 2019-02-22 | 2023-04-18 | Qualcomm Incorporated | Motion vector derivation in video coding |
| KR102905256B1 (ko) * | 2019-03-11 | 2026-01-02 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 프로파일 및 레벨 의존적 코딩 옵션을 가지는 인코더 및 디코더, 인코딩 방법 및 디코딩 방법 |
| CN118433425A (zh) * | 2019-03-12 | 2024-08-02 | 腾讯美国有限责任公司 | 对视频进行编码或解码的方法和装置 |
| AU2020322553B2 (en) * | 2019-08-01 | 2025-08-28 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods of chroma intra mode derivation |
| EP4162688A1 (en) * | 2020-06-03 | 2023-04-12 | Nokia Technologies Oy | A method, an apparatus and a computer program product for video encoding and video decoding |
| CN114466198B (zh) * | 2022-01-13 | 2025-05-16 | 杭州未名信科科技有限公司 | 仿射运动估计电路及方法 |
| CN118541974A (zh) * | 2022-01-21 | 2024-08-23 | 联发科技股份有限公司 | 视频编解码系统中具有细化参数的跨分量线性模型预测的方法和装置 |
| US20250071331A1 (en) * | 2022-01-21 | 2025-02-27 | Mediatek Inc. | Method and Apparatus of Cross-Component Linear Model Prediction in Video Coding System |
| CN114818914B (zh) * | 2022-04-24 | 2024-05-24 | 重庆大学 | 基于相空间和光流图像的多变量时间序列的分类方法 |
| CN120226357A (zh) * | 2022-11-17 | 2025-06-27 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| CN120731596A (zh) * | 2023-01-10 | 2025-09-30 | 联发科技股份有限公司 | 用于根据视频编解码中的帧内色度跨元件预测模型改进变换信息编解码方法和设备 |
| WO2025005753A1 (ko) * | 2023-06-30 | 2025-01-02 | 주식회사 아틴스 | 복수의 참조 라인들을 이용한 인트라 예측 방법, 이를 수행하는 영상 부호화 및 복호화 장치 |
| WO2025149025A1 (en) * | 2024-01-12 | 2025-07-17 | Mediatek Inc. | Methods and apparatus of inheriting cross-component model based on cascaded vector |
| WO2026007062A1 (zh) * | 2024-07-04 | 2026-01-08 | Oppo广东移动通信有限公司 | 编解码方法、编解码器、存储介质以及码流 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009272724A (ja) * | 2008-04-30 | 2009-11-19 | Panasonic Corp | ビデオ符号化・復号化装置 |
| WO2013107027A1 (en) * | 2012-01-19 | 2013-07-25 | Mediatek Singapore Pte. Ltd. | Methods and apparatuses of cbf coding in hevc |
| EP2918078A4 (en) | 2012-11-08 | 2016-10-19 | Canon Kk | METHOD, DEVICE AND SYSTEM FOR CODING AND DECODING THE TRANSFORMATION UNITS OF A CODING UNIT |
| US9491460B2 (en) * | 2013-03-29 | 2016-11-08 | Qualcomm Incorporated | Bandwidth reduction for video coding prediction |
| GB2522844A (en) * | 2014-01-29 | 2015-08-12 | Sony Corp | Data encoding and decoding |
| US20170094288A1 (en) * | 2015-09-25 | 2017-03-30 | Nokia Technologies Oy | Apparatus, a method and a computer program for video coding and decoding |
| CN108702509B (zh) | 2016-02-25 | 2023-10-31 | 株式会社Kt | 用于处理视频信号的方法和设备 |
| US11778231B2 (en) * | 2016-05-26 | 2023-10-03 | Vid Scale, Inc. | Geometric conversion for 360-degree video coding |
| KR102191846B1 (ko) | 2016-08-15 | 2020-12-17 | 노키아 테크놀로지스 오와이 | 비디오 인코딩 및 디코딩 |
| US10701390B2 (en) * | 2017-03-14 | 2020-06-30 | Qualcomm Incorporated | Affine motion information derivation |
| US10855997B2 (en) | 2017-04-14 | 2020-12-01 | Mediatek Inc. | Secondary transform kernel size selection |
| US10742975B2 (en) * | 2017-05-09 | 2020-08-11 | Futurewei Technologies, Inc. | Intra-prediction with multiple reference lines |
| US10757420B2 (en) | 2017-06-23 | 2020-08-25 | Qualcomm Incorporated | Combination of inter-prediction and intra-prediction in video coding |
| US10778978B2 (en) * | 2017-08-21 | 2020-09-15 | Qualcomm Incorporated | System and method of cross-component dynamic range adjustment (CC-DRA) in video coding |
| US11245922B2 (en) * | 2018-08-17 | 2022-02-08 | Mediatek Inc. | Shared candidate list |
| WO2020047132A1 (en) * | 2018-08-29 | 2020-03-05 | Vid Scale, Inc. | Adaptive motion vector precision for affine motion model based video coding |
| WO2020094151A1 (en) * | 2018-11-10 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Rounding in pairwise average candidate calculations |
| US11632563B2 (en) | 2019-02-22 | 2023-04-18 | Qualcomm Incorporated | Motion vector derivation in video coding |
| CN118433425A (zh) | 2019-03-12 | 2024-08-02 | 腾讯美国有限责任公司 | 对视频进行编码或解码的方法和装置 |
-
2020
- 2020-03-11 CN CN202410517156.0A patent/CN118433425A/zh active Pending
- 2020-03-11 US US16/815,729 patent/US11290722B2/en active Active
- 2020-03-11 KR KR1020257006422A patent/KR20250036265A/ko active Pending
- 2020-03-11 AU AU2020237079A patent/AU2020237079B2/en active Active
- 2020-03-11 EP EP20769081.9A patent/EP3939258A4/en active Pending
- 2020-03-11 CN CN202080018657.4A patent/CN113826384B/zh active Active
- 2020-03-11 WO PCT/US2020/022066 patent/WO2020185876A1/en not_active Ceased
- 2020-03-11 KR KR1020217015100A patent/KR102775507B1/ko active Active
- 2020-03-11 SG SG11202109233PA patent/SG11202109233PA/en unknown
- 2020-03-11 JP JP2021532208A patent/JP7244646B2/ja active Active
- 2020-03-11 CN CN202410517369.3A patent/CN118433426A/zh active Pending
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2022
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2023
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2024
- 2024-07-16 AU AU2024204880A patent/AU2024204880B2/en active Active
- 2024-07-17 JP JP2024113766A patent/JP2024147698A/ja active Pending
- 2024-11-25 US US18/958,988 patent/US20250097427A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR102775507B1 (ko) | 2025-03-06 |
| AU2024204880A1 (en) | 2024-08-01 |
| AU2023214361A1 (en) | 2023-08-31 |
| CN113826384A (zh) | 2021-12-21 |
| JP2024147698A (ja) | 2024-10-16 |
| JP2023071987A (ja) | 2023-05-23 |
| EP3939258A4 (en) | 2022-12-07 |
| JP2022511865A (ja) | 2022-02-01 |
| JP7524387B2 (ja) | 2024-07-29 |
| EP3939258A1 (en) | 2022-01-19 |
| US12192472B2 (en) | 2025-01-07 |
| AU2024204880B2 (en) | 2026-02-26 |
| US20220224909A1 (en) | 2022-07-14 |
| US20200296382A1 (en) | 2020-09-17 |
| SG11202109233PA (en) | 2021-09-29 |
| US11290722B2 (en) | 2022-03-29 |
| JP7244646B2 (ja) | 2023-03-22 |
| AU2023214363A1 (en) | 2023-08-31 |
| AU2020237079B2 (en) | 2023-05-11 |
| AU2023214363B2 (en) | 2024-04-18 |
| CN113826384B (zh) | 2024-03-22 |
| AU2020237079A1 (en) | 2021-09-23 |
| WO2020185876A1 (en) | 2020-09-17 |
| CN118433426A (zh) | 2024-08-02 |
| US20250097427A1 (en) | 2025-03-20 |
| KR20210076125A (ko) | 2021-06-23 |
| AU2023214361B2 (en) | 2024-05-23 |
| CA3132485A1 (en) | 2020-09-17 |
| CN118433425A (zh) | 2024-08-02 |
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Comment text: Divisional Application for International Patent Patent event code: PA01041R01D Patent event date: 20250226 Application number text: 1020217015100 Filing date: 20210518 |
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