MX2021007840A - Un codificador, un decodificador y metodos correspondientes que utilizan almacenamiento mv compacto. - Google Patents

Un codificador, un decodificador y metodos correspondientes que utilizan almacenamiento mv compacto.

Info

Publication number
MX2021007840A
MX2021007840A MX2021007840A MX2021007840A MX2021007840A MX 2021007840 A MX2021007840 A MX 2021007840A MX 2021007840 A MX2021007840 A MX 2021007840A MX 2021007840 A MX2021007840 A MX 2021007840A MX 2021007840 A MX2021007840 A MX 2021007840A
Authority
MX
Mexico
Prior art keywords
motion vector
decoder
encoder
compact
storage
Prior art date
Application number
MX2021007840A
Other languages
English (en)
Inventor
Jianle Chen
Sergey Yurievich Ikonin
Maxim Borisovitch Sychev
Timofey Mikhailovich Solovyev
Alexander Alexandrovich Karabutov
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of MX2021007840A publication Critical patent/MX2021007840A/es

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
    • H04N19/50—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
    • H04N19/10—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
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • 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
    • 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
    • H04N19/90—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
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

La presente invención proporciona un método de compresión de vector de movimiento, que comprende: obtener un vector de movimiento temporal; determinar un vector de movimiento comprimido usando una representación binaria del vector de movimiento temporal que comprende una parte de exponente y/o una parte de mantisa, en donde la parte de exponente comprende N bits, la parte de mantisa comprende M bits, y en donde N es un entero no negativo y M es un entero positivo; y realizar una predicción de vector de movimiento temporal (TMVP) usando el vector de movimiento comprimido.
MX2021007840A 2018-12-29 2019-12-27 Un codificador, un decodificador y metodos correspondientes que utilizan almacenamiento mv compacto. MX2021007840A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862786344P 2018-12-29 2018-12-29
US201862786343P 2018-12-29 2018-12-29
PCT/RU2019/050260 WO2020139172A1 (en) 2018-12-29 2019-12-27 An encoder, a decoder and corresponding methods using compact mv storage

Publications (1)

Publication Number Publication Date
MX2021007840A true MX2021007840A (es) 2021-08-11

Family

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Family Applications (1)

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MX2021007840A MX2021007840A (es) 2018-12-29 2019-12-27 Un codificador, un decodificador y metodos correspondientes que utilizan almacenamiento mv compacto.

Country Status (12)

Country Link
US (2) US11818357B2 (es)
EP (1) EP3844960A4 (es)
JP (2) JP2022515003A (es)
KR (1) KR20210064332A (es)
CN (6) CN114885166B (es)
AU (2) AU2019415789A1 (es)
BR (3) BR122023021035A2 (es)
CA (1) CA3114341C (es)
CL (1) CL2021001707A1 (es)
MX (1) MX2021007840A (es)
WO (1) WO2020139172A1 (es)
ZA (1) ZA202102379B (es)

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CN112911308B (zh) * 2021-02-01 2022-07-01 重庆邮电大学 一种h.266/vvc的快速运动估计方法及存储介质
CN114040027B (zh) * 2021-10-29 2023-11-24 深圳智慧林网络科技有限公司 一种基于双模式的数据压缩方法、装置和数据解压方法
TWI829589B (zh) * 2023-05-08 2024-01-11 威盛電子股份有限公司 影像處理裝置及其方法

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Also Published As

Publication number Publication date
CN115348449B (zh) 2024-05-17
BR122023021035A2 (pt) 2024-02-27
CL2021001707A1 (es) 2021-12-17
CN114979638A (zh) 2022-08-30
BR112021009911A2 (pt) 2021-08-17
AU2019415789A1 (en) 2021-05-06
CN114885166B (zh) 2024-04-12
JP2023134576A (ja) 2023-09-27
US20240040126A1 (en) 2024-02-01
CN115426494B (zh) 2024-05-17
US11818357B2 (en) 2023-11-14
KR20210064332A (ko) 2021-06-02
EP3844960A4 (en) 2021-12-15
CA3114341C (en) 2023-10-17
EP3844960A1 (en) 2021-07-07
WO2020139172A1 (en) 2020-07-02
JP2022515003A (ja) 2022-02-17
CN115348449A (zh) 2022-11-15
CN114885166A (zh) 2022-08-09
CN115426494A (zh) 2022-12-02
CN115209144A (zh) 2022-10-18
ZA202102379B (en) 2024-02-28
AU2022271494A1 (en) 2022-12-22
US20210321113A1 (en) 2021-10-14
CN115209144B (zh) 2024-01-02
CA3114341A1 (en) 2020-07-02
BR122023021045A2 (pt) 2024-02-27
CN112913236A (zh) 2021-06-04
CN112913236B (zh) 2022-05-31

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