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MX2022001595A - Método de señalización implícita de gestión de resolución adaptativa basada en el tipo de trama. - Google Patents

Método de señalización implícita de gestión de resolución adaptativa basada en el tipo de trama.

Info

Publication number
MX2022001595A
MX2022001595A MX2022001595A MX2022001595A MX2022001595A MX 2022001595 A MX2022001595 A MX 2022001595A MX 2022001595 A MX2022001595 A MX 2022001595A MX 2022001595 A MX2022001595 A MX 2022001595A MX 2022001595 A MX2022001595 A MX 2022001595A
Authority
MX
Mexico
Prior art keywords
adaptive resolution
resolution management
frame type
management based
signaling method
Prior art date
Application number
MX2022001595A
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/US2020/045220 external-priority patent/WO2021026363A1/en
Publication of MX2022001595A publication Critical patent/MX2022001595A/es

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    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
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    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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    • 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
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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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    • H04N19/17—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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    • H04N19/184—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
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    • 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
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    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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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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    • 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Systems (AREA)

Abstract

En otro aspecto, un método incluye recibir un flujo de bits, determinar, utilizando el flujo de bits y para un fotograma actual, si el fotograma actual está disponible para ser utilizado como un fotograma de referencia, establecer, en respuesta a la determinación de que el fotograma actual está disponible para ser utilizado como un fotograma de referencia, una variable que caracteriza que un modo de gestión de resolución adaptativa no está permitido, y reconstruir los datos de píxeles del fotograma actual, donde el modo de gestión de resolución adaptativa no está permitido. También se describen aparatos, sistemas, técnicas y artículos relacionados.
MX2022001595A 2019-08-06 2020-08-06 Método de señalización implícita de gestión de resolución adaptativa basada en el tipo de trama. MX2022001595A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962883484P 2019-08-06 2019-08-06
PCT/US2020/045220 WO2021026363A1 (en) 2019-08-06 2020-08-06 Implicit signaling of adaptive resolution management based on frame type

Publications (1)

Publication Number Publication Date
MX2022001595A true MX2022001595A (es) 2022-03-11

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MX2022001595A MX2022001595A (es) 2019-08-06 2020-08-06 Método de señalización implícita de gestión de resolución adaptativa basada en el tipo de trama.

Country Status (9)

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US (2) US11611768B2 (es)
EP (1) EP4011068A4 (es)
JP (2) JP7568307B2 (es)
KR (1) KR20220088680A (es)
CN (1) CN114616826A (es)
BR (1) BR112022002154A2 (es)
MX (1) MX2022001595A (es)
MY (1) MY210356A (es)
PH (1) PH12022550292A1 (es)

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BR112022002154A2 (pt) * 2019-08-06 2022-04-19 Op Solutions Llc Sinalização implícita de gerenciamento de resolução adaptativa com base no tipo de quadro

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