KR20240065329A - 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 - Google Patents
어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 Download PDFInfo
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- KR20240065329A KR20240065329A KR1020247014995A KR20247014995A KR20240065329A KR 20240065329 A KR20240065329 A KR 20240065329A KR 1020247014995 A KR1020247014995 A KR 1020247014995A KR 20247014995 A KR20247014995 A KR 20247014995A KR 20240065329 A KR20240065329 A KR 20240065329A
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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
- H04N19/10—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
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- H—ELECTRICITY
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- 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
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- 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
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- 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
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- 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
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- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
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- 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
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- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- 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
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- 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)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762541083P | 2017-08-03 | 2017-08-03 | |
| US62/541,083 | 2017-08-03 | ||
| PCT/KR2018/008845 WO2019027286A1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| KR1020237021482A KR102664781B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237021482A Division KR102664781B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20240065329A true KR20240065329A (ko) | 2024-05-14 |
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| KR1020217042670A Active KR102472053B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| KR1020227032285A Active KR102549228B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| KR1020207004148A Active KR102345442B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| KR1020237021482A Active KR102664781B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
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| KR1020217042670A Active KR102472053B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| KR1020227032285A Active KR102549228B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| KR1020207004148A Active KR102345442B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| KR1020237021482A Active KR102664781B1 (ko) | 2017-08-03 | 2018-08-03 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
Country Status (6)
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| US (5) | US11089317B2 (https=) |
| EP (1) | EP3661209A1 (https=) |
| JP (3) | JP7393326B2 (https=) |
| KR (5) | KR20240065329A (https=) |
| CN (3) | CN111066324B (https=) |
| WO (1) | WO2019027286A1 (https=) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240065329A (ko) * | 2017-08-03 | 2024-05-14 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| NZ769216A (en) | 2018-03-25 | 2022-04-29 | B1 Institute Image Technology Inc | Image encoding/decoding method and device |
| WO2020181428A1 (zh) * | 2019-03-08 | 2020-09-17 | Oppo广东移动通信有限公司 | 预测方法、编码器、解码器及计算机存储介质 |
| PH12021552704A1 (en) * | 2019-04-25 | 2022-03-07 | Op Solutions Llc | Efficient coding of global motion vectors |
| KR102793883B1 (ko) * | 2019-06-24 | 2025-04-11 | 엘지전자 주식회사 | 움직임 벡터를 이용한 영상 코딩 방법 및 장치 |
| WO2020251416A2 (en) * | 2019-09-30 | 2020-12-17 | Huawei Technologies Co., Ltd. | Affine motion model restrictions reducing number of fetched reference lines during processing of one block row with enhanced interpolation filter |
| CN114450958B (zh) | 2019-09-30 | 2023-08-22 | 华为技术有限公司 | 用于减小增强插值滤波器的内存带宽的仿射运动模型限制 |
| KR102779596B1 (ko) | 2019-09-30 | 2025-03-10 | 후아웨이 테크놀러지 컴퍼니 리미티드 | Dct 기반 보간 필터의 사용 |
| WO2020242350A2 (en) * | 2019-09-30 | 2020-12-03 | Huawei Technologies Co., Ltd. | Usage of dct based interpolation filter and enhanced bilinear interpolation filter in affine motion compensation |
| US11363247B2 (en) * | 2020-02-14 | 2022-06-14 | Valve Corporation | Motion smoothing in a distributed system |
| CN112055202B (zh) * | 2020-08-21 | 2021-11-16 | 浙江大华技术股份有限公司 | 一种帧间预测方法、视频编码方法及电子设备和存储介质 |
| US20230119972A1 (en) * | 2021-10-01 | 2023-04-20 | Mediatek Inc. | Methods and Apparatuses of High Throughput Video Encoder |
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| JP3681342B2 (ja) * | 2000-05-24 | 2005-08-10 | 三星電子株式会社 | 映像コーディング方法 |
| US20080279478A1 (en) * | 2007-05-09 | 2008-11-13 | Mikhail Tsoupko-Sitnikov | Image processing method and image processing apparatus |
| KR101003105B1 (ko) * | 2008-01-29 | 2010-12-21 | 한국전자통신연구원 | 어파인 변환 기반의 움직임 보상을 이용한 비디오 부호화 및 복호화 방법 및 장치 |
| WO2011013253A1 (ja) * | 2009-07-31 | 2011-02-03 | 株式会社 東芝 | 幾何変換動き補償予測を用いる予測信号生成装置、動画像符号化装置及び動画像復号化装置 |
| CN107071438B (zh) * | 2010-10-08 | 2020-09-01 | Ge视频压缩有限责任公司 | 编码器和编码方法与解码器和解码方法 |
| BR112014011425B1 (pt) * | 2011-11-11 | 2022-08-23 | GE Video Compression, LLC. | Codificação de multi-visualização eficiente utilizando estimativa e atualização de mapa por profundidade |
| US8964845B2 (en) * | 2011-12-28 | 2015-02-24 | Microsoft Corporation | Merge mode for motion information prediction |
| US9451277B2 (en) * | 2012-02-08 | 2016-09-20 | Qualcomm Incorporated | Restriction of prediction units in B slices to uni-directional inter prediction |
| CN102905150B (zh) * | 2012-10-22 | 2015-04-08 | 北京航空航天大学 | 一种新的多视点视频分形编码压缩与解压缩方法 |
| EP3078195A4 (en) * | 2013-12-02 | 2017-08-09 | Nokia Technologies OY | Video encoding and decoding |
| US9438910B1 (en) * | 2014-03-11 | 2016-09-06 | Google Inc. | Affine motion prediction in video coding |
| CN105493505B (zh) * | 2014-06-19 | 2019-08-06 | 微软技术许可有限责任公司 | 统一的帧内块复制和帧间预测模式 |
| WO2016008157A1 (en) * | 2014-07-18 | 2016-01-21 | Mediatek Singapore Pte. Ltd. | Methods for motion compensation using high order motion model |
| CN104539966B (zh) * | 2014-09-30 | 2017-12-22 | 华为技术有限公司 | 图像预测方法及相关装置 |
| JP6677243B2 (ja) * | 2015-03-19 | 2020-04-08 | 日本電気株式会社 | 映像符号化装置、映像符号化方法およびプログラム |
| US10356416B2 (en) * | 2015-06-09 | 2019-07-16 | Qualcomm Incorporated | Systems and methods of determining illumination compensation status for video coding |
| JP6078138B1 (ja) * | 2015-10-30 | 2017-02-08 | Ｎｔｔエレクトロニクス株式会社 | 動画像符号化装置及び動画像符号化方法 |
| CN108293128A (zh) * | 2015-11-20 | 2018-07-17 | 联发科技股份有限公司 | 视频编解码系统中全局运动补偿的方法及装置 |
| US20190158870A1 (en) * | 2016-01-07 | 2019-05-23 | Mediatek Inc. | Method and apparatus for affine merge mode prediction for video coding system |
| US10798403B2 (en) * | 2016-01-29 | 2020-10-06 | Sharp Kabushiki Kaisha | Prediction image generation device, video decoding device, and video coding device |
| US10560712B2 (en) * | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
| US10448010B2 (en) * | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
| CN110169071A (zh) * | 2017-01-12 | 2019-08-23 | 索尼公司 | 图像处理装置和图像处理方法 |
| CN116170585A (zh) * | 2017-01-16 | 2023-05-26 | 世宗大学校产学协力团 | 影像编码/解码方法 |
| KR20240065329A (ko) * | 2017-08-03 | 2024-05-14 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| US20200014931A1 (en) * | 2018-07-06 | 2020-01-09 | Mediatek Inc. | Methods and Apparatuses of Generating an Average Candidate for Inter Picture Prediction in Video Coding Systems |
| WO2020007362A1 (en) * | 2018-07-06 | 2020-01-09 | Mediatek Inc. | Inherited motion information for decoding a current coding unit in a video coding system |
| US10462488B1 (en) * | 2018-07-13 | 2019-10-29 | Tencent America LLC | Method and apparatus for video coding |
| JP7212150B2 (ja) * | 2018-09-19 | 2023-01-24 | 北京字節跳動網絡技術有限公司 | 適応動きベクトル解像度によるアフィンモードへの構文の使用 |
| US10827171B2 (en) * | 2018-11-14 | 2020-11-03 | Tencent America LLC | Method and apparatus for video coding |
| US11006121B2 (en) * | 2019-06-20 | 2021-05-11 | Tencent America LLC | LIC signaling methods |
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2021
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Also Published As
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|---|---|
| US20260082068A1 (en) | 2026-03-19 |
| JP7393326B2 (ja) | 2023-12-06 |
| CN111066324B (zh) | 2024-05-28 |
| US20260082069A1 (en) | 2026-03-19 |
| JP7673160B2 (ja) | 2025-05-08 |
| EP3661209A4 (en) | 2020-06-03 |
| JP2025100808A (ja) | 2025-07-03 |
| CN118214884B (zh) | 2026-02-03 |
| EP3661209A1 (en) | 2020-06-03 |
| KR102664781B1 (ko) | 2024-05-21 |
| KR20230098377A (ko) | 2023-07-03 |
| US20230353768A1 (en) | 2023-11-02 |
| US11089317B2 (en) | 2021-08-10 |
| KR102472053B1 (ko) | 2022-11-28 |
| US20210329282A1 (en) | 2021-10-21 |
| CN111066324A (zh) | 2020-04-24 |
| JP2024015036A (ja) | 2024-02-01 |
| JP2020529778A (ja) | 2020-10-08 |
| KR102549228B1 (ko) | 2023-06-28 |
| WO2019027286A1 (ko) | 2019-02-07 |
| CN118214883A (zh) | 2024-06-18 |
| US20200169744A1 (en) | 2020-05-28 |
| US11736707B2 (en) | 2023-08-22 |
| KR20220000990A (ko) | 2022-01-04 |
| KR102345442B1 (ko) | 2021-12-31 |
| KR20200022506A (ko) | 2020-03-03 |
| KR20220130270A (ko) | 2022-09-26 |
| CN118214883B (zh) | 2025-12-26 |
| CN118214884A (zh) | 2024-06-18 |
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