JP2018527675A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2018527675A5 JP2018527675A5 JP2018510794A JP2018510794A JP2018527675A5 JP 2018527675 A5 JP2018527675 A5 JP 2018527675A5 JP 2018510794 A JP2018510794 A JP 2018510794A JP 2018510794 A JP2018510794 A JP 2018510794A JP 2018527675 A5 JP2018527675 A5 JP 2018527675A5
- Authority
- JP
- Japan
- Prior art keywords
- edge
- gradient
- pixel
- luminance value
- value
- 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
- ZLHLYESIHSHXGM-UHFFFAOYSA-N 4,6-dimethyl-1h-imidazo[1,2-a]purin-9-one Chemical compound N=1C(C)=CN(C2=O)C=1N(C)C1=C2NC=N1 ZLHLYESIHSHXGM-UHFFFAOYSA-N 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 6
- 238000013507 mapping Methods 0.000 claims description 5
- 238000003708 edge detection Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15306337 | 2015-08-31 | ||
| EP15306337.5 | 2015-08-31 | ||
| PCT/EP2016/070059 WO2017036908A1 (en) | 2015-08-31 | 2016-08-25 | Method and apparatus for inverse tone mapping |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018527675A JP2018527675A (ja) | 2018-09-20 |
| JP2018527675A5 true JP2018527675A5 (enExample) | 2019-10-03 |
| JP6803378B2 JP6803378B2 (ja) | 2020-12-23 |
Family
ID=54148447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018510794A Active JP6803378B2 (ja) | 2015-08-31 | 2016-08-25 | 逆トーンマッピングの方法及び装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10572983B2 (enExample) |
| EP (1) | EP3345155B1 (enExample) |
| JP (1) | JP6803378B2 (enExample) |
| KR (1) | KR102523505B1 (enExample) |
| CN (1) | CN108027961B (enExample) |
| WO (1) | WO2017036908A1 (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6237797B2 (ja) * | 2016-01-05 | 2017-11-29 | ソニー株式会社 | ビデオシステム、ビデオ処理方法、プログラム、およびビデオコンバーター |
| EP3319013A1 (en) * | 2016-11-03 | 2018-05-09 | Thomson Licensing | Method and device for estimating cast shadow regions and/or highlight regions in images |
| US10096089B2 (en) * | 2017-01-04 | 2018-10-09 | Facebook, Inc. | Accelerated skin smoothing effect |
| EP3418972A1 (en) | 2017-06-23 | 2018-12-26 | Thomson Licensing | Method for tone adapting an image to a target peak luminance lt of a target display device |
| EP3462743A1 (en) | 2017-09-27 | 2019-04-03 | Thomson Licensing | Device and method for dynamic range expansion in a virtual reality scene |
| KR102460390B1 (ko) * | 2018-01-24 | 2022-10-28 | 삼성전자주식회사 | 영상 처리 장치, 영상 처리 방법 및 컴퓨터 판독가능 기록 매체 |
| CN109544463A (zh) * | 2018-10-17 | 2019-03-29 | 天津大学 | 基于图像内容的逆色调映射方法 |
| CN109785263B (zh) * | 2019-01-14 | 2022-09-16 | 北京大学深圳研究生院 | 一种基于Retinex的逆色调映射图像转换方法 |
| CN112689137B (zh) | 2019-10-18 | 2022-05-10 | 华为技术有限公司 | 一种视频信号处理方法及装置 |
| CN110910333B (zh) * | 2019-12-12 | 2023-03-14 | 腾讯科技（深圳）有限公司 | 图像处理方法和图像处理设备 |
| CN112200753B (zh) * | 2020-10-30 | 2023-02-10 | 青岛海泰新光科技股份有限公司 | 一种图像宽动态范围的处理方法 |
| CN112866507B (zh) * | 2021-01-13 | 2023-01-10 | 中国传媒大学 | 智能化的全景视频合成方法、系统、电子设备及介质 |
| WO2023094871A1 (en) * | 2021-11-29 | 2023-06-01 | Weta Digital Limited | Increasing dynamic range of a virtual production display |
| WO2023096728A1 (en) * | 2021-11-29 | 2023-06-01 | Dolby Laboratories Licensing Corporation | Denoising for sdr-to-hdr local reshaping |
| KR102564447B1 (ko) * | 2021-11-30 | 2023-08-08 | 엘지전자 주식회사 | 디스플레이 장치 |
| CN114187204B (zh) * | 2021-12-14 | 2024-12-03 | 成都微光集电科技有限公司 | 黑边优化的图像处理方法及其装置、设备和存储介质 |
| CN114519673B (zh) * | 2022-01-17 | 2025-03-14 | 江苏大学 | 基于l2正则化优化模型的边缘感知图像处理方法 |
| US12002189B2 (en) * | 2022-03-02 | 2024-06-04 | Nvidia Corporation | Remastering lower dynamic range content for higher dynamic range displays |
| JP2023160661A (ja) * | 2022-04-22 | 2023-11-02 | キヤノン株式会社 | 画像処理装置、画像処理方法、及びコンピュータプログラム |
| CN119967184A (zh) * | 2023-11-08 | 2025-05-09 | 华为技术有限公司 | 编码方法、信号处理方法和相关设备 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8721565D0 (en) * | 1987-09-14 | 1987-10-21 | Rca Corp | Video signal processing system |
| US4967263A (en) * | 1988-09-07 | 1990-10-30 | General Electric Company | Widescreen television signal processor system with interpolator for reducing artifacts |
| US5343254A (en) * | 1991-04-25 | 1994-08-30 | Olympus Optical Co., Ltd. | Image signal processing device capable of suppressing nonuniformity of illumination |
| GB2357649A (en) * | 1999-12-22 | 2001-06-27 | Nokia Mobile Phones Ltd | Image enhancement using inverse histogram based pixel mapping |
| US7002408B2 (en) | 2003-10-15 | 2006-02-21 | Varian Medical Systems Technologies, Inc. | Data signal amplifier and processor with multiple signal gains for increased dynamic signal range |
| US7525583B2 (en) * | 2005-02-11 | 2009-04-28 | Hewlett-Packard Development Company, L.P. | Decreasing aliasing in electronic images |
| US7613363B2 (en) | 2005-06-23 | 2009-11-03 | Microsoft Corp. | Image superresolution through edge extraction and contrast enhancement |
| US8155454B2 (en) * | 2006-07-20 | 2012-04-10 | Qualcomm Incorporated | Method and apparatus for encoder assisted post-processing |
| US8253752B2 (en) * | 2006-07-20 | 2012-08-28 | Qualcomm Incorporated | Method and apparatus for encoder assisted pre-processing |
| US8050496B2 (en) * | 2007-01-09 | 2011-11-01 | Sharp Laboratories Of America, Inc. | Color gamut mapping/enhancement technique using skin color detection |
| US7933445B2 (en) * | 2007-01-09 | 2011-04-26 | Sharp Laboratories Of America, Inc. | Color gamut mapping/enhancement technique using skin color detection |
| US8131110B2 (en) * | 2008-07-03 | 2012-03-06 | Seiko Epson Corporation | Reducing signal overshoots and undershoots in demosaicking |
| US8238654B2 (en) * | 2009-01-30 | 2012-08-07 | Sharp Laboratories Of America, Inc. | Skin color cognizant GMA with luminance equalization |
| GB2486348B (en) * | 2009-10-08 | 2014-11-12 | Ibm | Method and system for transforming a digital image from a low dynamic range (LDR) image to a high dynamic range (HDR) image |
| US8314847B2 (en) | 2010-05-25 | 2012-11-20 | Apple Inc. | Automatic tone mapping curve generation based on dynamically stretched image histogram distribution |
| TWI479898B (zh) * | 2010-08-25 | 2015-04-01 | Dolby Lab Licensing Corp | 擴展影像動態範圍 |
| PL4421797T3 (pl) | 2011-09-27 | 2025-09-01 | Koninklijke Philips N.V. | Urządzenie i sposób do przekształcenia zakresu dynamiki obrazów |
| US9756353B2 (en) | 2012-01-09 | 2017-09-05 | Dolby Laboratories Licensing Corporation | Hybrid reference picture reconstruction method for single and multiple layered video coding systems |
| CN102722868B (zh) * | 2012-05-23 | 2014-08-20 | 西安理工大学 | 一种高动态范围图像色调映射方法 |
| KR102234092B1 (ko) * | 2013-12-27 | 2021-04-01 | 인터디지털 매디슨 페턴트 홀딩스 에스에이에스 | 이미지의 역 톤 매핑을 위한 방법 |
| CN105993175B (zh) | 2014-02-13 | 2019-01-18 | 杜比国际公司 | 用于具有增强动态范围的信号的分段层间预测 |
| CN104463820A (zh) * | 2014-10-29 | 2015-03-25 | 广东工业大学 | 一种基于频域的反色调映射算法 |
-
2016
- 2016-08-25 KR KR1020187005157A patent/KR102523505B1/ko active Active
- 2016-08-25 CN CN201680050153.4A patent/CN108027961B/zh active Active
- 2016-08-25 WO PCT/EP2016/070059 patent/WO2017036908A1/en not_active Ceased
- 2016-08-25 EP EP16757023.3A patent/EP3345155B1/en active Active
- 2016-08-25 JP JP2018510794A patent/JP6803378B2/ja active Active
- 2016-08-25 US US15/755,505 patent/US10572983B2/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2018527675A5 (enExample) | ||
| KR101621614B1 (ko) | 디지털 이미지 향상 방법 및 장치와, 이를 이용한 영상 처리 장치 | |
| RU2015155004A (ru) | Способ отображения изображений, устройство отображения изображений и носитель записи | |
| JP5767064B2 (ja) | イメージのエッジ向上方法 | |
| US9727984B2 (en) | Electronic device and method for processing an image | |
| JP2018530031A5 (enExample) | ||
| JP2017517818A5 (enExample) | ||
| JP2015171099A5 (enExample) | ||
| JP2017046045A5 (ja) | 表示装置、表示装置の制御方法、画像処理装置、プログラム、及び、記録媒体 | |
| JP2012165146A5 (enExample) | ||
| KR20150145725A (ko) | Ldr 비디오 시퀀스의 동적 범위 확장을 위한 방법 및 장치 | |
| JP2013254390A5 (enExample) | ||
| US11580620B2 (en) | Image processing apparatus, image processing method, and non-transitory computer-readable medium | |
| CN110858895A (zh) | 一种图像处理方法和装置 | |
| JP6365355B2 (ja) | 画像生成装置および画像生成方法 | |
| JPWO2016051716A1 (ja) | 画像処理方法、画像処理装置、及び画像処理プログラムを記憶する記録媒体 | |
| JP6375138B2 (ja) | パープルフリンジ除去処理方法及びその処理を遂行するパープルフリンジ除去処理装置 | |
| JP2015062270A (ja) | 画像処理装置 | |
| JP2018014646A5 (ja) | 画像処理装置および画像処理方法、プログラム | |
| CN104919490A (zh) | 用于图像处理的结构描述符 | |
| JP2014161079A5 (enExample) | ||
| JP2018509835A5 (enExample) | ||
| TW202025085A (zh) | 圖像處理設備和方法 | |
| JP2019513335A (ja) | 飽和ピクセルの検出方法、検出デバイス、カラー補正デバイス、電子デバイス及び記憶媒体 | |
| KR101279576B1 (ko) | 디지털 영상 처리 장치에서의 파노라마 영상 생성 방법 |