KR20220128338A - 화상 처리 장치 및 방법 - Google Patents

화상 처리 장치 및 방법 Download PDF

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Publication number
KR20220128338A
KR20220128338A KR1020227020349A KR20227020349A KR20220128338A KR 20220128338 A KR20220128338 A KR 20220128338A KR 1020227020349 A KR1020227020349 A KR 1020227020349A KR 20227020349 A KR20227020349 A KR 20227020349A KR 20220128338 A KR20220128338 A KR 20220128338A
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South Korea
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KR1020227020349A
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English (en)
Korean (ko)
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다케시 츠쿠바
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소니그룹주식회사
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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
    • H04N19/10—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—Two-dimensional [2D] image generation
    • G06T11/10—Texturing; Colouring; Generation of textures or colours
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—Two-dimensional [2D] image generation
    • G06T11/60—Creating or editing images; Combining images with text
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • 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
    • 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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • 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
    • H04N19/10—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
    • H04N19/90—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]

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
KR1020227020349A 2020-01-24 2021-01-22 화상 처리 장치 및 방법 Pending KR20220128338A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062965767P 2020-01-24 2020-01-24
US62/965,767 2020-01-24
PCT/JP2021/002296 WO2021149812A1 (ja) 2020-01-24 2021-01-22 画像処理装置および方法

Publications (1)

Publication Number Publication Date
KR20220128338A true KR20220128338A (ko) 2022-09-20

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KR1020227020349A Pending KR20220128338A (ko) 2020-01-24 2021-01-22 화상 처리 장치 및 방법

Country Status (6)

Country Link
US (1) US12309397B2 (https=)
EP (1) EP4087242A4 (https=)
JP (2) JP7622652B2 (https=)
KR (1) KR20220128338A (https=)
CN (1) CN114982235B (https=)
WO (1) WO2021149812A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021229784A1 (ja) * 2020-05-15 2021-11-18 三菱電機株式会社 攻撃検知システム、攻撃検知方法および攻撃検知プログラム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10158836B2 (en) * 2015-01-30 2018-12-18 Qualcomm Incorporated Clipping for cross-component prediction and adaptive color transform for video coding
EP4568242A1 (en) * 2016-05-13 2025-06-11 Sony Group Corporation Image processing apparatus and method

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross, Jianle Chen, Shan Liu, Ye-Kui Wang, "Versatile Video Coding(Draft 7)", JVET-P2001-vE, Joint Video Experts Team(JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 16th Meeting: Feneva, CH, 1-11 Oct 2019
Jianle Chen, Yan Ye, Seung Hwan Kim, "Algorithm description for Versatile Video Coding and Test Model 7(VTM 7)", JVET-P2002-v1, Joint Video Experts Team(JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 16th Meeting: Geneva, CH, 1-11 Oct. 2019
Xiaoyu Xiu, Yi-Wen Chen, Tsung-Chuan Ma, Hong-Jheng Jhu, Xianglin Wang "AHG16: Clipping residual samples for ACT", JVET-Q0513_r2, Joint Video Experts Team(JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 17th Meeting: Brussels, BE, 7-17 January 2020
Xiaoyu Xiu, Yi-Wen Chen, Tsung-Chuan Ma, Hong-Jheng Jhu, Xianglin Wang, Jie Zhao, Hendry, Seethal Paluri, Seung Hwan Kim, Weijia Zhu, Jizheng Xu, Li Zhang, "ACT colour conversion for both lossless and lossy coding", JVET-Q0510_r2, Joint Video Experts Team(JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 17th Meeting: Brussels, BE, 7-17 January 2020

Also Published As

Publication number Publication date
US20230045106A1 (en) 2023-02-09
EP4087242A1 (en) 2022-11-09
CN114982235B (zh) 2025-09-30
US12309397B2 (en) 2025-05-20
JPWO2021149812A1 (https=) 2021-07-29
JP7622652B2 (ja) 2025-01-28
WO2021149812A1 (ja) 2021-07-29
JP7747236B2 (ja) 2025-10-01
CN114982235A (zh) 2022-08-30
EP4087242A4 (en) 2023-05-03
JP2025061217A (ja) 2025-04-10

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