MX2017014652A - Metodo de codificacion de imagen de video, metodo de decodificacion de imagen de video, dispositivo de codificación, y dispositivo de decodificación. - Google Patents

Metodo de codificacion de imagen de video, metodo de decodificacion de imagen de video, dispositivo de codificación, y dispositivo de decodificación.

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Publication number
MX2017014652A
MX2017014652A MX2017014652A MX2017014652A MX2017014652A MX 2017014652 A MX2017014652 A MX 2017014652A MX 2017014652 A MX2017014652 A MX 2017014652A MX 2017014652 A MX2017014652 A MX 2017014652A MX 2017014652 A MX2017014652 A MX 2017014652A
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MX
Mexico
Prior art keywords
block
motion vector
coding
image
decoding
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MX2017014652A
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English (en)
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MX376561B (es
Inventor
Zhang Hong
Yang Haitao
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Huawei Tech Co Ltd
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Publication of MX2017014652A publication Critical patent/MX2017014652A/es
Publication of MX376561B publication Critical patent/MX376561B/es

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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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • 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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/513—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
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion 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
    • H04N19/50—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
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • 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
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

La presente invención proporciona un método de codificación de imagen de vídeo, un método de decodificación de imagen de vídeo, un dispositivo de codificación, y un dispositivo de decodificación. El método incluye: determinar una diferencia de vector de movimiento de un bloque de imagen afín; determinar precisión de vector de movimiento del bloque de imagen afín; determinar un tamaño de un sub-bloque de imagen de compensación de movimiento afín en el bloque de imagen afín de acuerdo con la diferencia de vector de movimiento, la precisión de vector de movimiento, y una distancia entre puntos de control en el bloque de imagen afín, donde los puntos de control son pixeles utilizados para determinar la diferencia de vector de movimiento; y llevar a cabo procesamiento de codificación en el bloque de imagen afín de acuerdo con el tamaño del sub-bloque de imagen de compensación de movimiento afín. De esta forma, se selecciona un sub-bloque de imagen de un tamaño apropiado, por lo que se puede reducir la complejidad de codificación, y se puede mejorar la eficiencia de codificación.
MX2017014652A 2015-05-15 2016-03-30 Método de codificación de imagen de vídeo, método de decodificación de imagen de vídeo, dispositivo de codificación, y dispositivo de decodificación. MX376561B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510249484.8A CN106303543B (zh) 2015-05-15 2015-05-15 视频图像编码和解码的方法、编码设备和解码设备
PCT/CN2016/077784 WO2016184261A1 (zh) 2015-05-15 2016-03-30 视频图像编码和解码的方法、编码设备和解码设备

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MX2017014652A true MX2017014652A (es) 2018-04-11
MX376561B MX376561B (es) 2025-03-07

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MX2020011278A MX2020011278A (es) 2015-05-15 2017-11-15 Metodo de codificacion de imagen de video, metodo de decodificacion de imagen de video, dispositivo de codificacion, y dispositivo de decodificacion.

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US (5) US10390036B2 (es)
EP (3) EP3291557B1 (es)
JP (4) JP6978944B2 (es)
KR (3) KR102297921B1 (es)
CN (2) CN109005407B (es)
AU (1) AU2016264380B2 (es)
CA (1) CA2985868C (es)
ES (1) ES2900232T3 (es)
MX (2) MX376561B (es)
MY (1) MY183126A (es)
RU (1) RU2689426C1 (es)
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WO (1) WO2016184261A1 (es)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105163116B (zh) 2015-08-29 2018-07-31 华为技术有限公司 图像预测的方法及设备
CN106559669B (zh) 2015-09-29 2018-10-09 华为技术有限公司 预测图像编解码方法及装置
CN107027040B9 (zh) 2016-01-29 2020-08-28 华为技术有限公司 一种去除块效应的滤波方法及装置
US20190273943A1 (en) * 2016-10-10 2019-09-05 Sharp Kabushiki Kaisha Systems and methods for performing motion compensation for coding of video data
CN108271023B (zh) 2017-01-04 2021-11-19 华为技术有限公司 图像预测方法和相关设备
CN109391814B (zh) * 2017-08-11 2023-06-06 华为技术有限公司 视频图像编码和解码的方法、装置及设备
US10609384B2 (en) * 2017-09-21 2020-03-31 Futurewei Technologies, Inc. Restriction on sub-block size derivation for affine inter prediction
KR102591095B1 (ko) * 2017-09-28 2023-10-19 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
JPWO2019069602A1 (ja) * 2017-10-03 2020-09-10 日本電気株式会社 映像符号化装置、映像復号装置、映像符号化方法、映像復号方法、プログラムおよび映像システム
CN111183641A (zh) * 2017-10-03 2020-05-19 日本电气株式会社 视频编码设备、视频解码设备、视频编码方法、视频解码方法和程序
WO2019072210A1 (en) * 2017-10-13 2019-04-18 Huawei Technologies Co., Ltd. RESTRICTION ON SUB-BLOCK SIZE DEDUCTION FOR AFFINE INTERPREDITION
CN109729352B (zh) 2017-10-27 2020-07-21 华为技术有限公司 确定仿射编码块的运动矢量的方法和装置
US20190182503A1 (en) * 2017-12-13 2019-06-13 Industrial Technology Research Institute Method and image processing apparatus for video coding
US20190208211A1 (en) * 2018-01-04 2019-07-04 Qualcomm Incorporated Generated affine motion vectors
US10757417B2 (en) * 2018-01-20 2020-08-25 Qualcomm Incorporated Affine motion compensation in video coding
KR102424189B1 (ko) * 2018-02-14 2022-07-21 후아웨이 테크놀러지 컴퍼니 리미티드 적응형 보간 필터
JP7675646B2 (ja) 2018-04-01 2025-05-13 オッポ広東移動通信有限公司 アフィン動き予測に基づく映像コーディング方法及び装置
WO2019194506A1 (ko) * 2018-04-01 2019-10-10 엘지전자 주식회사 어파인 인터 예측에 기반한 영상 코딩 방법 및 그 장치
KR20200133327A (ko) 2018-04-12 2020-11-27 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
HRP20240462T1 (hr) 2018-04-13 2024-07-05 Lg Electronics Inc. Metoda i aparat za inter predviđanje u sustavu za obradu videozapisa
WO2019199152A1 (ko) * 2018-04-14 2019-10-17 엘지전자 주식회사 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치
KR102698371B1 (ko) 2018-04-24 2024-08-23 티씨엘 킹 일렉트리컬 어플라이언시스 (후이저우) 컴퍼니 리미티드 비디오 코딩 시스템에서 인터 예측 방법 및 장치
WO2019231256A1 (ko) * 2018-05-30 2019-12-05 엘지전자 주식회사 어파인 움직임 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치
WO2019235819A1 (ko) * 2018-06-04 2019-12-12 엘지전자 주식회사 비디오 신호를 처리하기 위한 방법 및 장치
WO2019234606A1 (en) 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Interaction between ibc and atmvp
US10999596B2 (en) * 2018-06-19 2021-05-04 Qualcomm Incorporated Unification of affine motion field derivation and affine motion compensation
WO2019244055A1 (en) 2018-06-19 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Mode dependent mvd precision set
TWI706668B (zh) * 2018-06-20 2020-10-01 聯發科技股份有限公司 用於視訊編解碼的幀間預測方法以及裝置
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
CN110636297B (zh) 2018-06-21 2021-05-14 北京字节跳动网络技术有限公司 分量相关的子块分割
US11070813B2 (en) * 2018-06-29 2021-07-20 Intel Corporation Global motion estimation and modeling for accurate global motion compensation for efficient video processing or coding
CN118660169A (zh) * 2018-06-30 2024-09-17 有限公司B1影像技术研究所 帧间预测方法和记录介质
EP3804327A1 (en) 2018-07-01 2021-04-14 Beijing Bytedance Network Technology Co. Ltd. Efficient affine merge motion vector derivation
KR20250030035A (ko) * 2018-07-02 2025-03-05 엘지전자 주식회사 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치
KR102606146B1 (ko) 2018-07-02 2023-11-23 후아웨이 테크놀러지 컴퍼니 리미티드 모션 벡터 예측 방법 및 관련 장치
TWI735929B (zh) * 2018-08-04 2021-08-11 大陸商北京字節跳動網絡技術有限公司 更新的mv或推導的mv的裁剪
KR102910399B1 (ko) * 2018-08-27 2026-01-09 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법
CN116647693A (zh) 2018-09-06 2023-08-25 Lg电子株式会社 编解码设备、存储介质和数据发送设备
GB2591647B (en) * 2018-09-08 2023-02-01 Beijing Bytedance Network Tech Co Ltd Affine mode calculations for different video block sizes
CN110891176B (zh) 2018-09-10 2023-01-13 华为技术有限公司 基于仿射运动模型的运动矢量预测方法及设备
PL3681161T3 (pl) 2018-09-12 2024-05-06 Lg Electronics Inc. Sposób dekodowania oraz enkodowania obrazu przez urządzenie w oparciu o predykcję ruchu w jednostce pod-bloku w systemie kodowania obrazu
EP4325859A3 (en) 2018-09-19 2024-05-15 Beijing Bytedance Network Technology Co., Ltd. Syntax reuse for affine mode with adaptive motion vector resolution
US10834417B2 (en) * 2018-09-21 2020-11-10 Tencent America LLC Method and apparatus for video coding
WO2020060757A1 (en) * 2018-09-21 2020-03-26 Interdigital Vc Holdings, Inc. Translational and affine candidates in a unified list
WO2020060344A1 (ko) * 2018-09-21 2020-03-26 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
TWI846733B (zh) * 2018-09-23 2024-07-01 大陸商北京字節跳動網絡技術有限公司 涉及仿射運動的一般應用
CN112740663B (zh) * 2018-09-24 2022-06-14 华为技术有限公司 图像预测方法、装置以及相应的编码器和解码器
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
WO2020070612A1 (en) 2018-10-06 2020-04-09 Beijing Bytedance Network Technology Co., Ltd. Improvement for temporal gradient calculating in bio
WO2020070730A2 (en) * 2018-10-06 2020-04-09 Beijing Bytedance Network Technology Co., Ltd. Size restriction based on affine motion information
CN111083484B (zh) 2018-10-22 2024-06-28 北京字节跳动网络技术有限公司 基于子块的预测
WO2020094052A1 (en) 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Side information signaling for inter prediction with geometric partitioning
CN112997480B (zh) 2018-11-10 2023-08-22 北京字节跳动网络技术有限公司 成对平均候选计算中的取整
CN111630865B (zh) * 2018-11-12 2023-06-27 北京字节跳动网络技术有限公司 广义双向预测模式的线缓冲器减少
WO2020098814A1 (en) * 2018-11-16 2020-05-22 Beijing Bytedance Network Technology Co., Ltd. History-based affine parameters inheritance
CN113170171B (zh) 2018-11-20 2024-04-12 北京字节跳动网络技术有限公司 组合帧间帧内预测模式的预测细化
US11528484B2 (en) 2018-12-06 2022-12-13 Lg Electronics Inc. Method and apparatus for processing video signal on basis of inter prediction
JP2022028089A (ja) * 2018-12-17 2022-02-15 ソニーグループ株式会社 画像符号化装置、画像符号化方法、画像復号装置、および画像復号方法
CN111355961B (zh) 2018-12-24 2023-11-03 华为技术有限公司 一种帧间预测的方法和装置
WO2020135368A1 (zh) * 2018-12-24 2020-07-02 华为技术有限公司 一种帧间预测的方法和装置
CN118694933A (zh) * 2018-12-28 2024-09-24 三星电子株式会社 用于对运动矢量差进行编码的方法和设备以及用于对运动矢量差进行解码的方法和设备
WO2020140862A1 (en) * 2018-12-30 2020-07-09 Beijing Bytedance Network Technology Co., Ltd. Conditional application of inter prediction with geometric partitioning in video processing
WO2020141910A1 (ko) * 2019-01-02 2020-07-09 엘지전자 주식회사 화면간 예측을 사용하여 비디오 신호를 처리하기 위한 방법 및 장치
WO2020141935A1 (ko) * 2019-01-03 2020-07-09 엘지전자 주식회사 인터 예측을 기반으로 비디오 신호를 처리하기 위한 방법 및 장치
CN111357290B (zh) 2019-01-03 2023-08-22 北京大学 视频图像处理方法与装置
CN113366851B (zh) 2019-01-31 2025-10-21 北京字节跳动网络技术有限公司 对称运动矢量差编解码模式的快速算法
KR20210121021A (ko) 2019-01-31 2021-10-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 어파인 모드 적응적 움직임 벡터 해상도 코딩 문맥
US11134262B2 (en) * 2019-02-28 2021-09-28 Tencent America LLC Method and apparatus for video coding
JP7026064B2 (ja) * 2019-03-11 2022-02-25 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN111247804B (zh) * 2019-03-12 2023-10-13 北京大学 图像处理的方法与装置
US11394993B2 (en) * 2019-03-13 2022-07-19 Tencent America LLC Method and apparatus for affine inter prediction with small subblocks
US11343525B2 (en) * 2019-03-19 2022-05-24 Tencent America LLC Method and apparatus for video coding by constraining sub-block motion vectors and determining adjustment values based on constrained sub-block motion vectors
WO2020233661A1 (en) * 2019-05-21 2020-11-26 Beijing Bytedance Network Technology Co., Ltd. Syntax signaling in sub-block merge mode
US11153598B2 (en) * 2019-06-04 2021-10-19 Tencent America LLC Method and apparatus for video coding using a subblock-based affine motion model
US11330287B2 (en) 2019-06-28 2022-05-10 Tencent America LLC Method and apparatus for video coding
CN114208166B (zh) 2019-08-10 2024-04-09 北京字节跳动网络技术有限公司 视频比特流中的子图片相关信令通知
CN110636301B (zh) * 2019-09-18 2021-08-03 浙江大华技术股份有限公司 仿射预测方法、计算机设备和计算机可读存储介质
EP4029266A4 (en) 2019-09-30 2022-10-19 Huawei Technologies Co., Ltd. USING A DCT-BASED INTERPOLATION FILTER
KR102779596B1 (ko) * 2019-09-30 2025-03-10 후아웨이 테크놀러지 컴퍼니 리미티드 Dct 기반 보간 필터의 사용
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
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
KR102871115B1 (ko) 2019-10-18 2025-10-16 두인 비전 컴퍼니 리미티드 서브픽처들의 파라미터 세트 시그널링에서의 신택스 제약들
CN115280774B (zh) 2019-12-02 2025-08-19 抖音视界有限公司 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质
KR102899160B1 (ko) 2020-01-07 2025-12-10 후아웨이 테크놀러지 컴퍼니 리미티드 강화된 보간 필터에 대한 움직임 벡터 범위 도출
EP4122203A4 (en) 2020-03-20 2024-04-17 Beijing Dajia Internet Information Technology Co., Ltd. Spatial neighbor based affine motion derivation
CN115349254A (zh) 2020-03-23 2022-11-15 抖音视界有限公司 控制编解码视频中不同级别的去块滤波
CN114071157A (zh) * 2020-07-29 2022-02-18 Oppo广东移动通信有限公司 帧间预测方法、编码器、解码器以及计算机存储介质
WO2022026888A1 (en) * 2020-07-30 2022-02-03 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatuses for affine motion-compensated prediction refinement
CN113313628B (zh) * 2021-06-29 2023-02-03 河南工业大学 基于仿射变换和均值像素法的环状编码点鲁棒性识别方法
CN120677704A (zh) * 2022-11-29 2025-09-19 现代自动车株式会社 利用基于仿射模型的预测的视频编解码方法和装置

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI97008C (fi) * 1993-06-02 1996-09-25 Nokia Oy Ab Menetelmä videokuvan ennustamiseksi käsittelyjärjestyksessä edellisen kuvan perusteella
US5654771A (en) * 1995-05-23 1997-08-05 The University Of Rochester Video compression system using a dense motion vector field and a triangular patch mesh overlay model
DE69630643T2 (de) * 1995-08-29 2004-10-07 Sharp Kk Videokodierungsvorrichtung
WO1997017797A2 (en) * 1995-10-25 1997-05-15 Sarnoff Corporation Apparatus and method for quadtree based variable block size motion estimation
JP3426092B2 (ja) * 1996-09-12 2003-07-14 シャープ株式会社 動画像符号化装置における動き補償フレーム間予測方法
US6775415B1 (en) * 1999-05-25 2004-08-10 George Mason University Fractal image compression using reinforcement learning
KR100359115B1 (ko) 2000-05-24 2002-11-04 삼성전자 주식회사 영상 코딩 방법
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
JP4355319B2 (ja) * 2002-01-24 2009-10-28 株式会社日立製作所 動画像復号化方法
US7408986B2 (en) * 2003-06-13 2008-08-05 Microsoft Corporation Increasing motion smoothness using frame interpolation with motion analysis
KR100631777B1 (ko) 2004-03-31 2006-10-12 삼성전자주식회사 다 계층의 모션 벡터를 효율적으로 압축하는 방법 및 장치
KR100586882B1 (ko) 2004-04-13 2006-06-08 삼성전자주식회사 모션 스케일러빌리티를 지원하는 코딩 방법 및 장치
JP4340968B2 (ja) * 2004-05-07 2009-10-07 ソニー株式会社 画像処理装置および方法、記録媒体、並びにプログラム
KR101003105B1 (ko) * 2008-01-29 2010-12-21 한국전자통신연구원 어파인 변환 기반의 움직임 보상을 이용한 비디오 부호화 및 복호화 방법 및 장치
JP4544334B2 (ja) 2008-04-15 2010-09-15 ソニー株式会社 画像処理装置および画像処理方法
WO2011070730A1 (ja) * 2009-12-07 2011-06-16 日本電気株式会社 映像符号化装置および映像復号装置
KR102166519B1 (ko) 2010-04-13 2020-10-16 지이 비디오 컴프레션, 엘엘씨 샘플 영역 병합
CN102547261B (zh) * 2010-12-24 2016-06-15 上海电机学院 一种分形图像编码方法
CN102611884B (zh) 2011-01-19 2014-07-09 华为技术有限公司 图像编解码方法及编解码设备
WO2013033790A1 (en) * 2011-09-09 2013-03-14 Newsouth Innovations Pty Limited A method and apparatus for communicating and recovering motion information
WO2013068548A2 (en) 2011-11-11 2013-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Efficient multi-view coding using depth-map estimate for a dependent view
EP4161078A1 (en) * 2011-11-11 2023-04-05 GE Video Compression, LLC Effective wedgelet partition coding using spatial prediction
US9769473B2 (en) * 2012-06-08 2017-09-19 Apple Inc. Predictive video coder with low power reference picture transformation
US9819965B2 (en) * 2012-11-13 2017-11-14 Intel Corporation Content adaptive transform coding for next generation video
RU2533852C2 (ru) * 2012-12-26 2014-11-20 Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." Способ кодирования/декодирования многоракурсной видеопоследовательности на основе адаптивной компенсации локальных различий яркости при межкадровом предсказании (варианты)
KR102121558B1 (ko) * 2013-03-15 2020-06-10 삼성전자주식회사 비디오 이미지의 안정화 방법, 후처리 장치 및 이를 포함하는 비디오 디코더
JP6399433B2 (ja) * 2013-05-31 2018-10-03 サン パテント トラスト 画像符号化方法、画像復号方法、画像符号化装置及び画像復号装置
WO2015006894A1 (en) * 2013-07-15 2015-01-22 Microsoft Corporation Feature-based image set compression
US9258446B2 (en) * 2013-10-16 2016-02-09 Fuji Xerox Co., Ltd. Image processing apparatus
US10554965B2 (en) * 2014-08-18 2020-02-04 Google Llc Motion-compensated partitioning
CN112087629B (zh) * 2014-09-30 2021-08-20 华为技术有限公司 图像预测方法、装置及计算机可读存储介质
CN104363451B (zh) 2014-10-27 2019-01-25 华为技术有限公司 图像预测方法及相关装置
US20160316220A1 (en) * 2015-04-21 2016-10-27 Microsoft Technology Licensing, Llc Video encoder management strategies
JP7105706B2 (ja) * 2019-01-16 2022-07-25 三菱電機株式会社 パワーモジュール

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