JPWO2020048790A5 - - Google Patents
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- Publication number
- JPWO2020048790A5 JPWO2020048790A5 JP2021512495A JP2021512495A JPWO2020048790A5 JP WO2020048790 A5 JPWO2020048790 A5 JP WO2020048790A5 JP 2021512495 A JP2021512495 A JP 2021512495A JP 2021512495 A JP2021512495 A JP 2021512495A JP WO2020048790 A5 JPWO2020048790 A5 JP WO2020048790A5
- Authority
- JP
- Japan
- Prior art keywords
- dynamic range
- luma
- mapping function
- maximum pixel
- normalized
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241000023320 Luma <angiosperm> Species 0.000 claims 73
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims 69
- 238000013507 mapping Methods 0.000 claims 35
- 238000010606 normalization Methods 0.000 claims 8
- 230000003044 adaptive effect Effects 0.000 claims 7
- 238000000034 method Methods 0.000 claims 7
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 230000001419 dependent effect Effects 0.000 claims 2
- 230000009466 transformation Effects 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18192636.1A EP3621307A1 (en) | 2018-09-05 | 2018-09-05 | Multi-range hdr video coding |
| EP18192636.1 | 2018-09-05 | ||
| EP19176732 | 2019-05-27 | ||
| EP19176732.6 | 2019-05-27 | ||
| EP19187932.9 | 2019-07-23 | ||
| EP19187932 | 2019-07-23 | ||
| PCT/EP2019/072536 WO2020048790A1 (en) | 2018-09-05 | 2019-08-22 | Multi-range hdr video coding |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2021536701A JP2021536701A (ja) | 2021-12-27 |
| JP2021536701A5 JP2021536701A5 (https=) | 2022-08-26 |
| JPWO2020048790A5 true JPWO2020048790A5 (https=) | 2022-08-26 |
| JP7453214B2 JP7453214B2 (ja) | 2024-03-19 |
Family
ID=67688790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021512495A Active JP7453214B2 (ja) | 2018-09-05 | 2019-08-22 | マルチレンジｈｄｒビデオコード化 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US11272195B2 (https=) |
| EP (1) | EP3847819B1 (https=) |
| JP (1) | JP7453214B2 (https=) |
| KR (1) | KR102942989B1 (https=) |
| CN (1) | CN112640471B (https=) |
| BR (1) | BR112021002187A2 (https=) |
| CA (1) | CA3111150A1 (https=) |
| CO (1) | CO2021002964A2 (https=) |
| DE (1) | DE112019004456T5 (https=) |
| MX (1) | MX2021001378A (https=) |
| SG (1) | SG11202100329VA (https=) |
| WO (1) | WO2020048790A1 (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3764346A1 (en) * | 2019-07-09 | 2021-01-13 | Koninklijke Philips N.V. | Adjustment of display optimization behaviour for hdr images |
| JP7681621B2 (ja) * | 2020-05-05 | 2025-05-22 | 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 | ＳＬ－ＨＤＲｘシステム用のＳＤＲ及びＨＤＲ表示適合信号に対するクロマの増大 |
| US12549766B2 (en) | 2021-06-01 | 2026-02-10 | Dolby Laboratories Licensing Corporation | Rotation-enabled high dynamic range video encoding |
| TWI788983B (zh) * | 2021-08-30 | 2023-01-01 | 瑞昱半導體股份有限公司 | 視訊訊號處理裝置與方法 |
| CN113870769B (zh) * | 2021-09-23 | 2023-03-21 | 深圳市艾比森光电股份有限公司 | 显示屏系统的数据处理方法和系统 |
| CN113822826B (zh) * | 2021-11-25 | 2022-02-11 | 江苏游隼微电子有限公司 | 一种低照度图像亮度增强方法 |
| EP4187480A1 (en) * | 2021-11-26 | 2023-05-31 | Koninklijke Philips N.V. | Optimizing the displaying of hdr images |
| KR102564447B1 (ko) * | 2021-11-30 | 2023-08-08 | 엘지전자 주식회사 | 디스플레이 장치 |
| US12299936B2 (en) * | 2022-02-28 | 2025-05-13 | Avid Technology, Inc. | Low-bitrate encoding of high dynamic range content |
| US20240357135A1 (en) * | 2023-04-21 | 2024-10-24 | Electronics And Telecommunications Research Institute | Method for encoding/decoding video and recording medium storing the method for encoding video |
| WO2025078174A1 (en) * | 2023-10-10 | 2025-04-17 | Interdigital Ce Patent Holdings, Sas | Correction of sdr data in inverse tone mapping to improve hdr data in sl-hdr1 postproc |
| EP4636683A1 (en) | 2024-04-17 | 2025-10-22 | Koninklijke Philips N.V. | Improved luma and chroma mapping for images |
| CN120512544B (zh) * | 2025-07-21 | 2025-09-19 | 杭州肉肯肉比比科技有限公司 | 一种体育赛事直播的多媒体内容智能感知及关联的方法及系统 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9754629B2 (en) | 2010-03-03 | 2017-09-05 | Koninklijke Philips N.V. | Methods and apparatuses for processing or defining luminance/color regimes |
| US9595297B2 (en) | 2010-03-03 | 2017-03-14 | Koninklijke Philips N.V. | Apparatuses and methods for defining color regimes |
| EP2689392B1 (en) * | 2011-03-24 | 2015-09-02 | Koninklijke Philips N.V. | Apparatus and method for analyzing image gradings |
| RU2670782C9 (ru) * | 2013-07-18 | 2018-11-23 | Конинклейке Филипс Н.В. | Способы и устройства для создания функций отображения кода для кодирования изображения hdr и способы и устройства для использования таких кодированных изображений |
| KR102209563B1 (ko) | 2014-08-08 | 2021-02-02 | 코닌클리케 필립스 엔.브이. | Hdr 이미지 인코딩 방법 및 장치 |
| CN107005716B (zh) * | 2014-10-10 | 2020-06-23 | 皇家飞利浦有限公司 | 图像编码的方法、图像解码的方法、图像编码器、图像解码器以及显示装置 |
| EP3119088A1 (en) * | 2015-07-16 | 2017-01-18 | Thomson Licensing | Method and device for encoding an image, method and device for decoding an image |
| EP3430806B1 (en) * | 2016-03-18 | 2023-06-07 | Koninklijke Philips N.V. | Encoding and decoding hdr videos |
| CN107995497B (zh) * | 2016-10-26 | 2021-05-28 | 杜比实验室特许公司 | 高动态范围视频的屏幕自适应解码 |
| US11388447B2 (en) | 2018-07-20 | 2022-07-12 | Interdigital Vc Holdings, Inc. | Method and apparatus for processing a medium dynamic range video signal in SL-HDR2 format |
-
2019
- 2019-08-22 WO PCT/EP2019/072536 patent/WO2020048790A1/en not_active Ceased
- 2019-08-22 DE DE112019004456.7T patent/DE112019004456T5/de not_active Withdrawn
- 2019-08-22 BR BR112021002187-6A patent/BR112021002187A2/pt unknown
- 2019-08-22 JP JP2021512495A patent/JP7453214B2/ja active Active
- 2019-08-22 CN CN201980057152.6A patent/CN112640471B/zh active Active
- 2019-08-22 US US17/266,650 patent/US11272195B2/en active Active
- 2019-08-22 SG SG11202100329VA patent/SG11202100329VA/en unknown
- 2019-08-22 CA CA3111150A patent/CA3111150A1/en active Pending
- 2019-08-22 KR KR1020217006047A patent/KR102942989B1/ko active Active
- 2019-08-22 MX MX2021001378A patent/MX2021001378A/es unknown
- 2019-08-22 EP EP19756190.5A patent/EP3847819B1/en active Active
-
2021
- 2021-03-04 CO CONC2021/0002964A patent/CO2021002964A2/es unknown
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