KR102538197B1 - Hdr 코딩/디코딩을 위한 컬러 성분 샘플의 코-로케이팅된 루미넌스 샘플의 결정 - Google Patents

Hdr 코딩/디코딩을 위한 컬러 성분 샘플의 코-로케이팅된 루미넌스 샘플의 결정 Download PDF

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KR102538197B1
KR102538197B1 KR1020187007713A KR20187007713A KR102538197B1 KR 102538197 B1 KR102538197 B1 KR 102538197B1 KR 1020187007713 A KR1020187007713 A KR 1020187007713A KR 20187007713 A KR20187007713 A KR 20187007713A KR 102538197 B1 KR102538197 B1 KR 102538197B1
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chroma
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hdr
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르앙네 파브리스 레
세바스띠앙 라세르
에두아르 프랑수아
프랑끄 갈팽
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인터디지털 브이씨 홀딩스 인코포레이티드
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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
    • H04N19/169—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T5/007—
    • 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
    • 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
    • H04N19/50—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20208—High dynamic range [HDR] image processing

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  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020187007713A 2015-09-18 2016-09-19 Hdr 코딩/디코딩을 위한 컬러 성분 샘플의 코-로케이팅된 루미넌스 샘플의 결정 Active KR102538197B1 (ko)

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EP15290234.2 2015-09-18
EP15290234 2015-09-18
PCT/EP2016/072101 WO2017046408A1 (en) 2015-09-18 2016-09-19 Determination of a co-located luminance sample of a color component sample, for hdr coding/decoding

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KR102538197B1 true KR102538197B1 (ko) 2023-05-30

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EP (1) EP3350774A1 (https=)
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EP4193592A1 (en) * 2020-08-06 2023-06-14 Dolby Laboratories Licensing Corporation Adaptive streaming with false contouring alleviation
CN114640834B (zh) * 2020-12-15 2024-03-19 华为技术有限公司 一种图像处理的方法以及相关装置

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WO2017046408A1 (en) 2017-03-23
CN108027978A (zh) 2018-05-11
JP6990172B2 (ja) 2022-01-12
US10721484B2 (en) 2020-07-21
CN108027978B (zh) 2023-09-22
JP2018535569A (ja) 2018-11-29
KR20180054623A (ko) 2018-05-24
EP3350774A1 (en) 2018-07-25
US20180270490A1 (en) 2018-09-20

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