BR112022002195A2 - Sinalização de gerenciamento de resolução adaptativa - Google Patents

Sinalização de gerenciamento de resolução adaptativa

Info

Publication number
BR112022002195A2
BR112022002195A2 BR112022002195A BR112022002195A BR112022002195A2 BR 112022002195 A2 BR112022002195 A2 BR 112022002195A2 BR 112022002195 A BR112022002195 A BR 112022002195A BR 112022002195 A BR112022002195 A BR 112022002195A BR 112022002195 A2 BR112022002195 A2 BR 112022002195A2
Authority
BR
Brazil
Prior art keywords
scaling
adaptive resolution
resolution management
constant component
current block
Prior art date
Application number
BR112022002195A
Other languages
English (en)
Portuguese (pt)
Inventor
Borivoje Furht
Hari Kalva
Velibor Adzic
Original Assignee
Op Solutions Llc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Op Solutions Llc filed Critical Op Solutions Llc
Priority claimed from PCT/US2020/045170 external-priority patent/WO2021026334A1/en
Publication of BR112022002195A2 publication Critical patent/BR112022002195A2/pt

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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/119—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
    • H04N19/102—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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)
BR112022002195A 2019-08-06 2020-08-06 Sinalização de gerenciamento de resolução adaptativa BR112022002195A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962883459P 2019-08-06 2019-08-06
PCT/US2020/045170 WO2021026334A1 (en) 2019-08-06 2020-08-06 Adaptive resolution management signaling

Publications (1)

Publication Number Publication Date
BR112022002195A2 true BR112022002195A2 (pt) 2022-10-18

Family

ID=74498823

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022002195A BR112022002195A2 (pt) 2019-08-06 2020-08-06 Sinalização de gerenciamento de resolução adaptativa

Country Status (8)

Country Link
US (3) US11943461B2 (https=)
EP (1) EP4011067A4 (https=)
JP (2) JP2022544160A (https=)
KR (1) KR20220088681A (https=)
CN (1) CN114467300A (https=)
BR (1) BR112022002195A2 (https=)
MX (2) MX2022001593A (https=)
PH (1) PH12022550290A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020233660A1 (en) 2019-05-21 2020-11-26 Beijing Bytedance Network Technology Co., Ltd. Syntax-based motion candidate derivation in sub-block merge mode
CN114616826B (zh) * 2019-08-06 2026-04-28 Op方案有限责任公司 基于帧类型的自适应分辨率管理的隐式标识
EP3997869A4 (en) 2019-08-10 2022-10-26 Beijing Bytedance Network Technology Co., Ltd. Subpicture dependent signaling in video bitstreams
JP7322290B2 (ja) 2019-10-02 2023-08-07 北京字節跳動網絡技術有限公司 ビデオビットストリームにおけるサブピクチャシグナリングのための構文
CN114631321B (zh) 2019-10-18 2024-04-12 北京字节跳动网络技术有限公司 子图片与环路滤波之间的相互影响
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
KR20220157950A (ko) 2020-03-23 2022-11-29 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트
KR20240090207A (ko) * 2021-09-23 2024-06-21 엘지전자 주식회사 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체
CN114995944B (zh) * 2022-08-03 2022-11-15 武汉凌久微电子有限公司 一种分辨率自适应缩放显示方法及显卡驱动模块

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7956930B2 (en) * 2006-01-06 2011-06-07 Microsoft Corporation Resampling and picture resizing operations for multi-resolution video coding and decoding
US8107571B2 (en) * 2007-03-20 2012-01-31 Microsoft Corporation Parameterized filters and signaling techniques
TWI387317B (zh) * 2008-12-11 2013-02-21 Novatek Microelectronics Corp 產生重新取樣參考畫面之裝置及其方法與影像解碼系統
US20110002391A1 (en) 2009-06-11 2011-01-06 Motorola, Inc. Digital image compression by resolution-adaptive macroblock coding
WO2011100347A2 (en) * 2010-02-09 2011-08-18 Vanguard Software Solutions, Inc. Video sequence encoding system and algorithms
EA024279B1 (ru) * 2010-07-16 2016-09-30 Шарп Кабусики Кайся Видеодекодер для сокращения потребления энергии при низком разрешении с использованием данных низкого разрешения
US9451284B2 (en) * 2011-10-10 2016-09-20 Qualcomm Incorporated Efficient signaling of reference picture sets
US9635371B2 (en) * 2013-05-31 2017-04-25 Qualcomm Incorporated Determining rounding offset using scaling factor in picture resampling
US20150195554A1 (en) * 2014-01-03 2015-07-09 Sharp Laboratories Of America, Inc. Constraints and enhancements for a scalable video coding system
US10368097B2 (en) * 2014-01-07 2019-07-30 Nokia Technologies Oy Apparatus, a method and a computer program product for coding and decoding chroma components of texture pictures for sample prediction of depth pictures
EP3092806A4 (en) * 2014-01-07 2017-08-23 Nokia Technologies Oy Method and apparatus for video coding and decoding
US9906804B2 (en) * 2014-01-16 2018-02-27 Qualcomm Incorporated Reference layer sample position derivation for scalable video coding
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
CN108293136B (zh) * 2015-09-23 2022-12-30 诺基亚技术有限公司 编码360度全景视频的方法、装置和计算机可读存储介质
EP3349452A1 (en) 2017-01-11 2018-07-18 Thomson Licensing Scaling of transform coefficients for non-dyadic transform blocks
WO2019059721A1 (ko) 2017-09-21 2019-03-28 에스케이텔레콤 주식회사 해상도 향상 기법을 이용한 영상의 부호화 및 복호화
EP3474549A1 (en) 2017-10-20 2019-04-24 Thomson Licensing Omnidirectional video slice segmentation
KR20210052516A (ko) 2018-12-19 2021-05-10 라이카 바이오시스템즈 이미징 인크. 디지털 병리학을 위한 시선 추적 이미지 뷰어
US11089318B2 (en) * 2019-03-11 2021-08-10 Tencent America LLC Signaling of adaptive picture size in video bitstream
US11233988B2 (en) * 2019-05-17 2022-01-25 Qualcomm Incorporated Reference picture resampling and inter-coding tools for video coding
US11032548B2 (en) * 2019-06-24 2021-06-08 Tencent America LLC Signaling for reference picture resampling
MX2022001592A (es) * 2019-08-06 2022-03-11 Op Solutions Llc Método de gestión de resolución adaptativa para reajuste de predicción.

Also Published As

Publication number Publication date
KR20220088681A (ko) 2022-06-28
JP2022544160A (ja) 2022-10-17
US20240430467A1 (en) 2024-12-26
US11943461B2 (en) 2024-03-26
MX2022001593A (es) 2022-03-11
EP4011067A1 (en) 2022-06-15
US20210044818A1 (en) 2021-02-11
MX2025007471A (es) 2025-08-01
CN114467300A (zh) 2022-05-10
EP4011067A4 (en) 2023-09-13
PH12022550290A1 (en) 2022-11-21
JP2025137695A (ja) 2025-09-19
US20230129532A1 (en) 2023-04-27
US12101497B2 (en) 2024-09-24

Similar Documents

Publication Publication Date Title
BR112022002195A2 (pt) Sinalização de gerenciamento de resolução adaptativa
BR112022002154A2 (pt) Sinalização implícita de gerenciamento de resolução adaptativa com base no tipo de quadro
MX2021005368A (es) Método de codificación/decodificación de señal de imagen y aparato para el mismo.
BR112022002147A2 (pt) Gerenciamento de resolução adaptativa com base em bloco
MY206350A (en) Image signal encoding/decoding method and apparatus therefor
BR112019006894A2 (pt) sistemas e métodos para determinar adaptativamente o tamanho de modelo para compensação de iluminação
MX2025006098A (es) Codificador, decodificador, metodo de codificacion y metodo de decodificacion
BR112022002204A2 (pt) Redimensionamento de previsão de gerenciamento de resolução adaptativa
SG10201900632SA (en) Picture prediction method and related apparatus
MX2023007470A (es) Codificador, decodificador, metodo de codificacion y metodo de decodificacion.
MX2022003168A (es) Metodo, dispositivo y aparato de codificacion y decodificacion.
MX2024011342A (es) Método de codificación/decodificación de señales de imagen y dispositivo para lo mismo.
MX2025007802A (es) Metodos y aparatos para refinamiento de prediccion con flujo optico
BR112021021356A2 (pt) Movimento global para candidatos de modo de mesclagem em interprevisão
MX2024004163A (es) Codificador, decodificador, metodo de codificacion y metodo de decodificacion.
MY208365A (en) Method for encoding/decoding image signal and device therefor
MY210271A (en) Chroma intra prediction method, decoder, encoder and apparatus for chroma intra prediction
ZA202307790B (en) Coding and decoding method and apparatus, and devices therefor
PH12021552710A1 (en) Adaptive motion vector prediction candidates in frames with global motion
MX2025003022A (es) Metodo y aparato de codificacion/decodificacion de imagenes usando ajuste de tama?o de transformacion maximo para bloque de croma, y metodo para transmitir flujo de bits
MX2025000251A (es) Procedimiento de prediccion de imagenes, codificador, descodificador y medio de almacenamiento
BR112016029904A2 (pt) método de codificação de áudio e codificador de áudio
MY202512A (en) Image encoding method and apparatus, and image decoding method and apparatus
MY208561A (en) Candidates in frames with global motion
SG11201906107QA (en) Data processing method, and terminal device, and network device