PL3891995T3 - Interpolacja funkcji ponownego przekształcenia - Google Patents

Interpolacja funkcji ponownego przekształcenia

Info

Publication number
PL3891995T3
PL3891995T3 PL19821231.8T PL19821231T PL3891995T3 PL 3891995 T3 PL3891995 T3 PL 3891995T3 PL 19821231 T PL19821231 T PL 19821231T PL 3891995 T3 PL3891995 T3 PL 3891995T3
Authority
PL
Poland
Prior art keywords
interpolation
reshaping functions
reshaping
functions
Prior art date
Application number
PL19821231.8T
Other languages
English (en)
Inventor
Harshad KADU
Qing Song
Guan-Ming Su
Original Assignee
Dolby Laboratories Licensing Corporation
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 Dolby Laboratories Licensing Corporation filed Critical Dolby Laboratories Licensing Corporation
Publication of PL3891995T3 publication Critical patent/PL3891995T3/pl

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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/1887—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 variable length codeword
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL19821231.8T 2018-12-03 2019-11-27 Interpolacja funkcji ponownego przekształcenia PL3891995T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862774393P 2018-12-03 2018-12-03
EP18209740 2018-12-03
PCT/US2019/063796 WO2020117603A1 (en) 2018-12-03 2019-11-27 Interpolation of reshaping functions

Publications (1)

Publication Number Publication Date
PL3891995T3 true PL3891995T3 (pl) 2025-03-17

Family

ID=68887445

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19821231.8T PL3891995T3 (pl) 2018-12-03 2019-11-27 Interpolacja funkcji ponownego przekształcenia

Country Status (8)

Country Link
US (1) US11388408B2 (pl)
EP (1) EP3891995B1 (pl)
JP (1) JP7094451B2 (pl)
CN (1) CN113170205B (pl)
ES (1) ES3005608T3 (pl)
HU (1) HUE070149T2 (pl)
PL (1) PL3891995T3 (pl)
WO (1) WO2020117603A1 (pl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102849557B1 (ko) * 2019-03-07 2025-08-21 엘지전자 주식회사 루마 맵핑 및 크로마 스케일링 기반 비디오 또는 영상 코딩
US11961262B2 (en) * 2019-11-01 2024-04-16 Lg Electronics Inc. Signal processing apparatus and image display apparatus including same
US12368964B2 (en) * 2020-04-03 2025-07-22 Dolby Laboratories Licensing Corporation Blind local reshaping in HDR imaging
US12382106B2 (en) 2020-04-21 2025-08-05 Dolby Laboratories Licensing Corporation Reshaping functions for HDR imaging with continuity and reversibility constraints
EP4285590B1 (en) * 2021-01-27 2025-02-26 Dolby Laboratories Licensing Corporation Image enhancement via global and local reshaping
US11475549B1 (en) * 2021-06-04 2022-10-18 Nvidia Corporation High dynamic range image generation from tone mapped standard dynamic range images
EP4388740B1 (en) * 2021-08-16 2025-02-26 Dolby Laboratories Licensing Corporation Applying minimum and average distance constraint in video streaming
WO2023177863A1 (en) * 2022-03-18 2023-09-21 Dolby Laboratories Licensing Corporation Image optimization in mobile capture and editing applications
WO2023215108A1 (en) 2022-05-05 2023-11-09 Dolby Laboratories Licensing Corporation Stereoscopic high dynamic range video

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE046186T2 (hu) 2011-04-14 2020-02-28 Dolby Laboratories Licensing Corp Több színcsatornás több regressziós prediktor
US9070361B2 (en) * 2011-06-10 2015-06-30 Google Technology Holdings LLC Method and apparatus for encoding a wideband speech signal utilizing downmixing of a highband component
CN102684701B (zh) * 2012-04-27 2014-07-09 苏州上声电子有限公司 基于编码转换的数字扬声器驱动方法和装置
WO2014105385A1 (en) * 2012-12-27 2014-07-03 The Regents Of The University Of California Anamorphic stretch image compression
CN104581589B (zh) * 2014-12-31 2018-01-02 苏州上声电子有限公司 基于三态编码的通道状态选取方法和装置
WO2017053432A1 (en) * 2015-09-21 2017-03-30 Vid Scale, Inc. Inverse reshaping for high dynamic range video coding
US10032262B2 (en) 2016-02-02 2018-07-24 Dolby Laboratories Licensing Corporation Block-based content-adaptive reshaping for high dynamic range images
CN108885783B (zh) 2016-03-23 2022-02-15 杜比实验室特许公司 编码和解码可逆制作质量单层视频信号
US10264287B2 (en) 2016-10-05 2019-04-16 Dolby Laboratories Licensing Corporation Inverse luma/chroma mappings with histogram transfer and approximation

Also Published As

Publication number Publication date
CN113170205B (zh) 2023-11-10
JP7094451B2 (ja) 2022-07-01
WO2020117603A1 (en) 2020-06-11
EP3891995A1 (en) 2021-10-13
US11388408B2 (en) 2022-07-12
EP3891995C0 (en) 2025-01-01
CN113170205A (zh) 2021-07-23
ES3005608T3 (en) 2025-03-14
US20220046245A1 (en) 2022-02-10
JP2022511829A (ja) 2022-02-01
EP3891995B1 (en) 2025-01-01
HUE070149T2 (hu) 2025-05-28

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