CN108027978B - 用于hdr编码/解码的颜色分量采样的同位置亮度采样的确定 - Google Patents

用于hdr编码/解码的颜色分量采样的同位置亮度采样的确定 Download PDF

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CN108027978B
CN108027978B CN201680054233.7A CN201680054233A CN108027978B CN 108027978 B CN108027978 B CN 108027978B CN 201680054233 A CN201680054233 A CN 201680054233A CN 108027978 B CN108027978 B CN 108027978B
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samples
luminance
sample
chroma
reconstructed
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CN108027978A (zh
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法布里斯·勒·利安纳西
塞巴斯蒂安·拉塞尔
爱德华·弗朗索瓦
弗兰克·盖尔平
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InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
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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)
CN201680054233.7A 2015-09-18 2016-09-19 用于hdr编码/解码的颜色分量采样的同位置亮度采样的确定 Active CN108027978B (zh)

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Application Number Priority Date Filing Date Title
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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CN108027978A CN108027978A (zh) 2018-05-11
CN108027978B true CN108027978B (zh) 2023-09-22

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US (1) US10721484B2 (https=)
EP (1) EP3350774A1 (https=)
JP (1) JP6990172B2 (https=)
KR (1) KR102538197B1 (https=)
CN (1) CN108027978B (https=)
WO (1) WO2017046408A1 (https=)

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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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CN104160706A (zh) * 2012-01-20 2014-11-19 诺基亚公司 用于视频编码的方法以及用于其的装置、计算机程序产品、系统和模块
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Publication number Publication date
WO2017046408A1 (en) 2017-03-23
CN108027978A (zh) 2018-05-11
JP6990172B2 (ja) 2022-01-12
US10721484B2 (en) 2020-07-21
JP2018535569A (ja) 2018-11-29
KR20180054623A (ko) 2018-05-24
EP3350774A1 (en) 2018-07-25
KR102538197B1 (ko) 2023-05-30
US20180270490A1 (en) 2018-09-20

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