MX2022001593A - Método de gestión de resolución adaptativa para señalización. - Google Patents

Método de gestión de resolución adaptativa para señalización.

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Publication number
MX2022001593A
MX2022001593A MX2022001593A MX2022001593A MX2022001593A MX 2022001593 A MX2022001593 A MX 2022001593A MX 2022001593 A MX2022001593 A MX 2022001593A MX 2022001593 A MX2022001593 A MX 2022001593A MX 2022001593 A MX2022001593 A MX 2022001593A
Authority
MX
Mexico
Prior art keywords
scaling
constant component
adaptive resolution
resolution management
current block
Prior art date
Application number
MX2022001593A
Other languages
English (en)
Inventor
Hari Kalva
Borivoje Furht
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 MX2022001593A publication Critical patent/MX2022001593A/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
    • 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
    • H04N19/44—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
    • H04N19/10—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Un método incluye recibir un flujo de bits, determinar, utilizando el flujo de bits, si un modo de gestión de resolución adaptativa está habilitado, determinar, utilizando el flujo de bits, un factor de escala que incluye un componente constante de escala vertical y un componente constante de escala horizontal, y reconstruir los datos de píxeles de un bloque actual en el modo de gestión de resolución adaptativa y utilizando el factor de escala determinado, la reconstrucción incluye escalar el bloque actual horizontalmente por el componente constante de escala horizontal y escalar el bloque actual verticalmente por el componente constante de escala vertical. También se describen aparatos, sistemas, técnicas y artículos relacionados.
MX2022001593A 2019-08-06 2020-08-06 Método de gestión de resolución adaptativa para señalización. MX2022001593A (es)

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
MX2022001593A true MX2022001593A (es) 2022-03-11

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MX2022001593A MX2022001593A (es) 2019-08-06 2020-08-06 Método de gestión de resolución adaptativa para señalización.

Country Status (7)

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US (2) US11943461B2 (es)
EP (1) EP4011067A4 (es)
JP (1) JP2022544160A (es)
KR (1) KR20220088681A (es)
CN (1) CN114467300A (es)
BR (1) BR112022002195A2 (es)
MX (1) MX2022001593A (es)

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MX2022001595A (es) * 2019-08-06 2022-03-11 Op Solutions Llc Método de señalización implícita de gestión de resolución adaptativa basada en el tipo de trama.
EP3997869A4 (en) 2019-08-10 2022-10-26 Beijing Bytedance Network Technology Co., Ltd. SUBPICTURE DEPENDENT SIGNALING IN VIDEO STREAMS
EP4022917A4 (en) 2019-10-02 2022-11-30 Beijing Bytedance Network Technology Co., Ltd. SYNTAX FOR SUBPICTURE SIGNALING IN A VIDEO BITSTREAM
WO2021073630A1 (en) 2019-10-18 2021-04-22 Beijing Bytedance Network Technology Co., Ltd. Syntax constraints in parameter set signaling of subpictures
WO2023048500A1 (ko) * 2021-09-23 2023-03-30 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

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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
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
EP3092806A4 (en) * 2014-01-07 2017-08-23 Nokia Technologies Oy Method and apparatus for video coding and decoding
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EP3354029A4 (en) * 2015-09-23 2019-08-21 Nokia Technologies Oy METHOD, APPARATUS AND COMPUTER PROGRAM PRODUCT FOR ENCODING 360-DEGREE PANORAMIC VIDEO
EP3349452A1 (en) 2017-01-11 2018-07-18 Thomson Licensing Scaling of transform coefficients for non-dyadic transform blocks
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US11032548B2 (en) * 2019-06-24 2021-06-08 Tencent America LLC Signaling for reference picture resampling

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JP2022544160A (ja) 2022-10-17
US20230129532A1 (en) 2023-04-27
US11943461B2 (en) 2024-03-26
KR20220088681A (ko) 2022-06-28
EP4011067A1 (en) 2022-06-15
EP4011067A4 (en) 2023-09-13
US20210044818A1 (en) 2021-02-11
CN114467300A (zh) 2022-05-10
BR112022002195A2 (pt) 2022-10-18

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