JP6990172B2 - Ｈｄｒ符号化／復号のための色成分サンプルの共に配置される輝度サンプルの決定 - Google Patents

Ｈｄｒ符号化／復号のための色成分サンプルの共に配置される輝度サンプルの決定 Download PDF

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JP6990172B2
JP6990172B2 JP2018512363A JP2018512363A JP6990172B2 JP 6990172 B2 JP6990172 B2 JP 6990172B2 JP 2018512363 A JP2018512363 A JP 2018512363A JP 2018512363 A JP2018512363 A JP 2018512363A JP 6990172 B2 JP6990172 B2 JP 6990172B2
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luminance
chroma
transfer function
hdr
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JP2018535569A (ja
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リアネック，ファブリス ル
ラセール，セバスチャン
フランソワ，エドワール
ギャルピン，フランク
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インターデジタル ヴイシー ホールディングス， インコーポレイテッド
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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
    • 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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2018512363A 2015-09-18 2016-09-19 Ｈｄｒ符号化／復号のための色成分サンプルの共に配置される輝度サンプルの決定 Active JP6990172B2 (ja)

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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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JP2018535569A5 JP2018535569A5 (cg-RX-API-DMAC7.html) 2019-10-24
JP6990172B2 true JP6990172B2 (ja) 2022-01-12

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EP (1) EP3350774A1 (cg-RX-API-DMAC7.html)
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KR (1) KR102538197B1 (cg-RX-API-DMAC7.html)
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WO2022032010A1 (en) * 2020-08-06 2022-02-10 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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JP2011509536A (ja) 2008-01-04 2011-03-24 シャープ株式会社 レイヤー間（ｉｎｔｅｒ−ｌａｙｅｒ）画像予測パラメータを決定するための方法及び装置
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US10721484B2 (en) 2020-07-21
CN108027978B (zh) 2023-09-22
KR102538197B1 (ko) 2023-05-30
EP3350774A1 (en) 2018-07-25
KR20180054623A (ko) 2018-05-24
US20180270490A1 (en) 2018-09-20
JP2018535569A (ja) 2018-11-29
CN108027978A (zh) 2018-05-11
WO2017046408A1 (en) 2017-03-23

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