JP2019008789A5 - - Google Patents
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- JP2019008789A5 JP2019008789A5 JP2018114485A JP2018114485A JP2019008789A5 JP 2019008789 A5 JP2019008789 A5 JP 2019008789A5 JP 2018114485 A JP2018114485 A JP 2018114485A JP 2018114485 A JP2018114485 A JP 2018114485A JP 2019008789 A5 JP2019008789 A5 JP 2019008789A5
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- JP
- Japan
- Prior art keywords
- dynamic range
- low
- ldr
- hdr
- image
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- 238000003672 processing method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17305778.7 | 2017-06-23 | ||
| EP17305778.7A EP3418972A1 (en) | 2017-06-23 | 2017-06-23 | Method for tone adapting an image to a target peak luminance lt of a target display device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019008789A JP2019008789A (ja) | 2019-01-17 |
| JP2019008789A5 true JP2019008789A5 (https=) | 2021-07-26 |
| JP7141862B2 JP7141862B2 (ja) | 2022-09-26 |
Family
ID=59276650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018114485A Active JP7141862B2 (ja) | 2017-06-23 | 2018-06-15 | 対象表示装置の目標ピーク輝度へ画像をトーン適応させる方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10510140B2 (https=) |
| EP (2) | EP3418972A1 (https=) |
| JP (1) | JP7141862B2 (https=) |
| KR (1) | KR102475139B1 (https=) |
| CN (1) | CN109118436B (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3477946A1 (en) * | 2017-10-31 | 2019-05-01 | Thomson Licensing | Method and device for obtaining a second image from a first image when the dynamic range of the luminance of said first image is greater than the dynamic range of the luminance of said second image |
| CN110223256A (zh) * | 2019-06-10 | 2019-09-10 | 北京大学深圳研究生院 | 一种逆色调映射方法、装置及电子设备 |
| EP3764346A1 (en) | 2019-07-09 | 2021-01-13 | Koninklijke Philips N.V. | Adjustment of display optimization behaviour for hdr images |
| CN115335853A (zh) * | 2020-03-02 | 2022-11-11 | 交互数字Vc控股法国公司 | 用于逆色调映射的方法和装置 |
| JP7744937B2 (ja) * | 2020-06-26 | 2025-09-26 | インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ | 適応型輝点減衰を伴う逆トーンマッピング |
| KR102564447B1 (ko) * | 2021-11-30 | 2023-08-08 | 엘지전자 주식회사 | 디스플레이 장치 |
| CN118175246A (zh) * | 2022-12-09 | 2024-06-11 | 荣耀终端有限公司 | 处理视频的方法、显示设备及存储介质 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101466596B1 (ko) | 2006-11-27 | 2014-11-28 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 디지털 이미지들에서의 동적 범위를 부스팅하기 위한 장치 및 방법들 |
| US8135230B2 (en) * | 2007-07-30 | 2012-03-13 | Dolby Laboratories Licensing Corporation | Enhancing dynamic ranges of images |
| US9571856B2 (en) | 2008-08-25 | 2017-02-14 | Microsoft Technology Licensing, Llc | Conversion operations in scalable video encoding and decoding |
| EP2498499B1 (en) | 2011-03-08 | 2018-04-18 | Dolby Laboratories Licensing Corporation | Interpolation of color gamut for display on target display |
| EP2684365A1 (en) | 2011-03-10 | 2014-01-15 | Dolby Laboratories Licensing Corporation | Bitdepth and color scalable video coding |
| PL4421797T3 (pl) | 2011-09-27 | 2025-09-01 | Koninklijke Philips N.V. | Urządzenie i sposób do przekształcenia zakresu dynamiki obrazów |
| EP2769677A4 (en) * | 2011-10-20 | 2015-08-05 | Hitachi Aloka Medical Ltd | METHOD AND EQUIPMENT FOR ULTRASONIC IMAGING |
| US9607364B2 (en) | 2013-11-22 | 2017-03-28 | Dolby Laboratories Licensing Corporation | Methods and systems for inverse tone mapping |
| CN105850114B (zh) * | 2013-12-27 | 2019-05-21 | 汤姆逊许可公司 | 用于图像的逆色调映射的方法 |
| EP2958075A1 (en) * | 2014-06-20 | 2015-12-23 | Thomson Licensing | Method and apparatus for dynamic range expansion of LDR video sequence |
| EP3231174B1 (en) | 2014-12-11 | 2020-08-26 | Koninklijke Philips N.V. | Optimizing high dynamic range images for particular displays |
| CN104408752B (zh) * | 2014-12-11 | 2017-07-04 | 西安电子科技大学 | 一种基于混合色调映射算法的高动态范围图像压缩方法 |
| EP3079364A1 (en) * | 2015-04-09 | 2016-10-12 | Thomson Licensing | Methods and devices for generating, encoding or decoding images with a first dynamic range, and corresponding computer program products and computer-readable medium |
| CN104881854B (zh) * | 2015-05-20 | 2017-10-31 | 天津大学 | 基于梯度和亮度信息的高动态范围图像融合方法 |
| EP3136736A1 (en) | 2015-08-25 | 2017-03-01 | Thomson Licensing | Method for inverse tone mapping of a sequence of images |
| CN107949864B (zh) | 2015-08-25 | 2023-05-16 | 交互数字麦迪逊专利控股公司 | 基于亮度区域的逆色调映射 |
| KR102523505B1 (ko) | 2015-08-31 | 2023-04-18 | 인터디지털 매디슨 페턴트 홀딩스 에스에이에스 | 역 톤 매핑을 위한 방법 및 장치 |
| WO2017190786A1 (en) | 2016-05-04 | 2017-11-09 | 1/1Thomson Licensing | Optimized content-adaptive inverse tone mapping for low to high dynamic range conversion |
-
2017
- 2017-06-23 EP EP17305778.7A patent/EP3418972A1/en not_active Withdrawn
-
2018
- 2018-06-07 EP EP18176578.5A patent/EP3418973B1/en active Active
- 2018-06-15 JP JP2018114485A patent/JP7141862B2/ja active Active
- 2018-06-20 KR KR1020180070797A patent/KR102475139B1/ko active Active
- 2018-06-20 CN CN201810640815.4A patent/CN109118436B/zh active Active
- 2018-06-23 US US16/016,583 patent/US10510140B2/en active Active
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