CN107203974B - 扩展的高动态范围hdr到hdr色调映射的方法、装置和系统 - Google Patents

扩展的高动态范围hdr到hdr色调映射的方法、装置和系统 Download PDF

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CN107203974B
CN107203974B CN201710157608.9A CN201710157608A CN107203974B CN 107203974 B CN107203974 B CN 107203974B CN 201710157608 A CN201710157608 A CN 201710157608A CN 107203974 B CN107203974 B CN 107203974B
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hdr
luminance
tone
image
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CN107203974A (zh
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M.塞菲
E.莱因哈德
G.普瓦里耶
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InterDigital Madison Patent Holdings SAS
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    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • 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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CN201710157608.9A 2016-03-16 2017-03-16 扩展的高动态范围hdr到hdr色调映射的方法、装置和系统 Active CN107203974B (zh)

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EP16305291.3 2016-03-16
EP16305291.3A EP3220349A1 (en) 2016-03-16 2016-03-16 Methods, apparatus, and systems for extended high dynamic range ("hdr") hdr to hdr tone mapping

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EP3220349A1 (en) 2017-09-20
US10148906B2 (en) 2018-12-04
KR20170107929A (ko) 2017-09-26
KR102291954B1 (ko) 2021-08-23
EP3220350A1 (en) 2017-09-20
BR102017005371A2 (pt) 2018-04-03
EP3220350B1 (en) 2018-11-28
US20170272690A1 (en) 2017-09-21
CN107203974A (zh) 2017-09-26
JP2017168101A (ja) 2017-09-21
BR102017005371A8 (pt) 2022-07-05
JP7179443B2 (ja) 2022-11-29

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