BR112020002317A8 - Método e aparelho para configurar uma transformada para compressão de vídeo - Google Patents

Método e aparelho para configurar uma transformada para compressão de vídeo

Info

Publication number
BR112020002317A8
BR112020002317A8 BR112020002317A BR112020002317A BR112020002317A8 BR 112020002317 A8 BR112020002317 A8 BR 112020002317A8 BR 112020002317 A BR112020002317 A BR 112020002317A BR 112020002317 A BR112020002317 A BR 112020002317A BR 112020002317 A8 BR112020002317 A8 BR 112020002317A8
Authority
BR
Brazil
Prior art keywords
transform
transforms
combination
amt
video signal
Prior art date
Application number
BR112020002317A
Other languages
English (en)
Portuguese (pt)
Other versions
BR112020002317A2 (pt
Inventor
Koo Moonmo
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of BR112020002317A2 publication Critical patent/BR112020002317A2/pt
Publication of BR112020002317A8 publication Critical patent/BR112020002317A8/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
    • H04N19/60—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]
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/90—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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112020002317A 2017-08-04 2018-08-06 Método e aparelho para configurar uma transformada para compressão de vídeo BR112020002317A8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762541103P 2017-08-04 2017-08-04
US62/541,103 2017-08-04
PCT/KR2018/008907 WO2019027302A1 (ko) 2017-08-04 2018-08-06 비디오 압축을 위한 변환을 구성하는 방법 및 장치

Publications (2)

Publication Number Publication Date
BR112020002317A2 BR112020002317A2 (pt) 2020-09-08
BR112020002317A8 true BR112020002317A8 (pt) 2023-01-24

Family

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Family Applications (1)

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BR112020002317A BR112020002317A8 (pt) 2017-08-04 2018-08-06 Método e aparelho para configurar uma transformada para compressão de vídeo

Country Status (11)

Country Link
US (5) US11277640B2 (https=)
EP (1) EP3661214B1 (https=)
JP (1) JP7446988B2 (https=)
KR (4) KR102385399B1 (https=)
CN (1) CN111226442B (https=)
AU (2) AU2018311237B2 (https=)
BR (1) BR112020002317A8 (https=)
CA (4) CA3238672C (https=)
MX (2) MX2020001377A (https=)
RU (2) RU2769944C1 (https=)
WO (1) WO2019027302A1 (https=)

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Also Published As

Publication number Publication date
KR20220132065A (ko) 2022-09-29
MX2020001377A (es) 2020-03-09
CA3175176A1 (en) 2019-02-07
KR102385399B1 (ko) 2022-04-11
US20250097469A1 (en) 2025-03-20
US12192526B2 (en) 2025-01-07
JP7446988B2 (ja) 2024-03-11
CA3073674C (en) 2022-11-29
AU2018311237A1 (en) 2020-03-05
US20250097470A1 (en) 2025-03-20
CA3175176C (en) 2024-07-02
EP3661214B1 (en) 2022-07-20
US20200177921A1 (en) 2020-06-04
MX2023012003A (es) 2023-10-20
CA3238672A1 (en) 2019-02-07
KR20220048044A (ko) 2022-04-19
KR20200023480A (ko) 2020-03-04
US11277640B2 (en) 2022-03-15
US11825119B2 (en) 2023-11-21
BR112020002317A2 (pt) 2020-09-08
KR102629234B1 (ko) 2024-01-24
AU2018311237B2 (en) 2021-07-29
WO2019027302A1 (ko) 2019-02-07
EP3661214A1 (en) 2020-06-03
US20220167018A1 (en) 2022-05-26
EP3661214A4 (en) 2020-06-03
RU2745021C1 (ru) 2021-03-18
RU2769944C1 (ru) 2022-04-11
AU2021258067B2 (en) 2023-02-16
CN111226442A (zh) 2020-06-02
KR102447500B1 (ko) 2022-09-23
KR20240015154A (ko) 2024-02-02
CA3288542A1 (en) 2025-11-29
JP2020529782A (ja) 2020-10-08
AU2021258067A1 (en) 2021-11-25
CA3073674A1 (en) 2019-02-07
CA3238672C (en) 2026-03-10
US20240056607A1 (en) 2024-02-15
CN111226442B (zh) 2022-06-21

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B15K Others concerning applications: alteration of classification

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Ipc: H04N 19/625 (2014.01), H04N 19/61 (2014.01)

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Owner name: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD. (CN)

B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]
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