MX2021004008A - Método de diseño de sintaxis y aparato para realizar codificación usando sintaxis. - Google Patents
Método de diseño de sintaxis y aparato para realizar codificación usando sintaxis.Info
- Publication number
- MX2021004008A MX2021004008A MX2021004008A MX2021004008A MX2021004008A MX 2021004008 A MX2021004008 A MX 2021004008A MX 2021004008 A MX2021004008 A MX 2021004008A MX 2021004008 A MX2021004008 A MX 2021004008A MX 2021004008 A MX2021004008 A MX 2021004008A
- Authority
- MX
- Mexico
- Prior art keywords
- current block
- flag
- block
- syntax
- basis
- Prior art date
Links
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 abstract 3
- 230000002123 temporal effect Effects 0.000 abstract 1
Classifications
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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
- H04N19/70—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
- 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
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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
- 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
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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
- H04N19/134—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
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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
- H04N19/169—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
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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
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
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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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
La presente invención se refiere a un método de decodificación de imagen realizado por un aparato de decodificación de conformidad con la presente descripción que comprende los pasos de: decodificar, con base en un flujo de bits, una bandera afín que indica sí la afín predicción es aplicable a un bloque actual y una bandera de TMVP de subbloque que indica sí un predictor de vector de movimiento temporal basado en un sub-bloque del bloque actual es utilizable; determinar sí se decodifica una bandera de modo de fusión predeterminado que indica sí se aplica un modo de fusión predeterminado al bloque actual, con base en la bandera afín decodificada y la bandera de TMVP del sub-bloque decodificado; derivar las muestras de predicción del bloque actual con base en la determinación de sí se decodifica la bandera de modo de fusión predeterminado; y generar muestras reconstruidas del bloque actual basado en las muestras de predicción del bloque actual.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862742456P | 2018-10-08 | 2018-10-08 | |
PCT/KR2019/013226 WO2020076066A1 (ko) | 2018-10-08 | 2019-10-08 | 신택스 디자인 방법 및 신택스를 이용하여 코딩을 수행하는 장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2021004008A true MX2021004008A (es) | 2021-06-23 |
Family
ID=70163663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2021004008A MX2021004008A (es) | 2018-10-08 | 2019-10-08 | Método de diseño de sintaxis y aparato para realizar codificación usando sintaxis. |
Country Status (8)
Country | Link |
---|---|
US (4) | US11206430B2 (es) |
EP (1) | EP3849190A4 (es) |
JP (3) | JP7230189B2 (es) |
KR (2) | KR102637604B1 (es) |
CN (5) | CN118175302A (es) |
BR (4) | BR122022002102B1 (es) |
MX (1) | MX2021004008A (es) |
WO (1) | WO2020076066A1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2595054B (en) * | 2018-10-18 | 2022-07-06 | Canon Kk | Video coding and decoding |
WO2020233661A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Syntax signaling in sub-block merge mode |
CN113950838A (zh) * | 2019-06-06 | 2022-01-18 | 北京字节跳动网络技术有限公司 | 基于子块的帧内块复制 |
CN114631317B (zh) | 2019-10-18 | 2024-03-15 | 北京字节跳动网络技术有限公司 | 子图片的参数集信令中的语法约束 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101003105B1 (ko) * | 2008-01-29 | 2010-12-21 | 한국전자통신연구원 | 어파인 변환 기반의 움직임 보상을 이용한 비디오 부호화 및 복호화 방법 및 장치 |
KR101894355B1 (ko) * | 2010-11-04 | 2018-09-04 | 지이 비디오 컴프레션, 엘엘씨 | 블록 병합 및 스킵 모드를 지원하는 화상 코딩 |
US20130188715A1 (en) * | 2012-01-09 | 2013-07-25 | Qualcomm Incorporated | Device and methods for merge list reordering in video coding |
SI3767952T1 (sl) * | 2012-01-19 | 2022-01-31 | Electronics And Telecommunications Research Institute | Naprava za kodiranje/dekodiranje slike |
US9503720B2 (en) * | 2012-03-16 | 2016-11-22 | Qualcomm Incorporated | Motion vector coding and bi-prediction in HEVC and its extensions |
US20140098880A1 (en) * | 2012-10-05 | 2014-04-10 | Qualcomm Incorporated | Prediction mode information upsampling for scalable video coding |
US9674542B2 (en) * | 2013-01-02 | 2017-06-06 | Qualcomm Incorporated | Motion vector prediction for video coding |
US9438910B1 (en) * | 2014-03-11 | 2016-09-06 | Google Inc. | Affine motion prediction in video coding |
US10560712B2 (en) * | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
WO2018061563A1 (ja) * | 2016-09-27 | 2018-04-05 | シャープ株式会社 | アフィン動きベクトル導出装置、予測画像生成装置、動画像復号装置、および動画像符号化装置 |
US10448010B2 (en) * | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
US20180199057A1 (en) * | 2017-01-12 | 2018-07-12 | Mediatek Inc. | Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding |
US11012687B2 (en) * | 2018-10-01 | 2021-05-18 | Tencent America LLC | Method and apparatus for video coding |
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2019
- 2019-10-08 CN CN202410272812.5A patent/CN118175302A/zh active Pending
- 2019-10-08 JP JP2021519150A patent/JP7230189B2/ja active Active
- 2019-10-08 CN CN201980072498.3A patent/CN112956201B/zh active Active
- 2019-10-08 CN CN202410272809.3A patent/CN118175301A/zh active Pending
- 2019-10-08 MX MX2021004008A patent/MX2021004008A/es unknown
- 2019-10-08 KR KR1020217008340A patent/KR102637604B1/ko active IP Right Grant
- 2019-10-08 WO PCT/KR2019/013226 patent/WO2020076066A1/ko active Application Filing
- 2019-10-08 BR BR122022002102-6A patent/BR122022002102B1/pt active IP Right Grant
- 2019-10-08 KR KR1020247004979A patent/KR20240027844A/ko active Application Filing
- 2019-10-08 CN CN202410272808.9A patent/CN118175300A/zh active Pending
- 2019-10-08 EP EP19870657.4A patent/EP3849190A4/en active Pending
- 2019-10-08 BR BR122022002075-5A patent/BR122022002075B1/pt active IP Right Grant
- 2019-10-08 CN CN202410272814.4A patent/CN118175303A/zh active Pending
- 2019-10-08 BR BR112021006580-6A patent/BR112021006580B1/pt active IP Right Grant
- 2019-10-08 BR BR122022002096-8A patent/BR122022002096B1/pt active IP Right Grant
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2021
- 2021-03-31 US US17/219,184 patent/US11206430B2/en active Active
- 2021-11-08 US US17/521,726 patent/US11575942B2/en active Active
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2022
- 2022-12-20 US US18/085,348 patent/US11849151B2/en active Active
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2023
- 2023-02-15 JP JP2023021539A patent/JP7436717B2/ja active Active
- 2023-11-06 US US18/387,310 patent/US20240080486A1/en active Pending
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2024
- 2024-02-08 JP JP2024017924A patent/JP2024050869A/ja active Pending
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