JP7179443B2 - 拡張された高ダイナミックレンジ(“hdr”)-hdrトーンマッピングのための方法、装置、及びシステム - Google Patents
拡張された高ダイナミックレンジ(“hdr”)-hdrトーンマッピングのための方法、装置、及びシステム Download PDFInfo
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- JP7179443B2 JP7179443B2 JP2017045628A JP2017045628A JP7179443B2 JP 7179443 B2 JP7179443 B2 JP 7179443B2 JP 2017045628 A JP2017045628 A JP 2017045628A JP 2017045628 A JP2017045628 A JP 2017045628A JP 7179443 B2 JP7179443 B2 JP 7179443B2
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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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Image Processing (AREA)
- Picture Signal Circuits (AREA)
- Facsimile Image Signal Circuits (AREA)
- Studio Devices (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017168101A JP2017168101A (ja) | 2017-09-21 |
| JP2017168101A5 JP2017168101A5 (enExample) | 2020-03-26 |
| JP7179443B2 true JP7179443B2 (ja) | 2022-11-29 |
Family
ID=55646500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017045628A Active JP7179443B2 (ja) | 2016-03-16 | 2017-03-10 | 拡張された高ダイナミックレンジ(“hdr”)-hdrトーンマッピングのための方法、装置、及びシステム |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10148906B2 (enExample) |
| EP (2) | EP3220349A1 (enExample) |
| JP (1) | JP7179443B2 (enExample) |
| KR (1) | KR102291954B1 (enExample) |
| CN (1) | CN107203974B (enExample) |
Families Citing this family (61)
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| US20180152686A1 (en) * | 2016-11-28 | 2018-05-31 | Microsoft Technology Licensing, Llc | Tone mapping functions for rendering high dynamic range video on enhanced dynamic range display devices |
| JP6852411B2 (ja) * | 2017-01-19 | 2021-03-31 | ソニー株式会社 | 映像信号処理装置、映像信号処理方法およびプログラム |
| US10176561B2 (en) | 2017-01-27 | 2019-01-08 | Microsoft Technology Licensing, Llc | Content-adaptive adjustments to tone mapping operations for high dynamic range content |
| US10104334B2 (en) | 2017-01-27 | 2018-10-16 | Microsoft Technology Licensing, Llc | Content-adaptive adjustment of display device brightness levels when rendering high dynamic range content |
| ES2817852T3 (es) * | 2017-02-15 | 2021-04-08 | Dolby Laboratories Licensing Corp | Mapeo mediante curva de tonos para imágenes de alto rango dinámico |
| US10755392B2 (en) * | 2017-07-13 | 2020-08-25 | Mediatek Inc. | High-dynamic-range video tone mapping |
| US10284785B2 (en) | 2017-08-30 | 2019-05-07 | Gopro, Inc. | Local tone mapping |
| JP6709986B2 (ja) * | 2017-09-13 | 2020-06-17 | パナソニックIpマネジメント株式会社 | 輝度特性生成方法 |
| CN107886479A (zh) * | 2017-10-31 | 2018-04-06 | 建荣半导体(深圳)有限公司 | 一种图像hdr转换方法、装置、图像处理芯片及存储装置 |
| KR102448497B1 (ko) * | 2017-11-17 | 2022-09-28 | 삼성전자주식회사 | 디스플레이 장치, 디스플레이 장치의 제어 방법 및 영상 제공 장치 |
| EP3493150A1 (en) * | 2017-11-30 | 2019-06-05 | InterDigital VC Holdings, Inc. | Tone mapping adaptation for saturation control |
| EP3496028A1 (en) * | 2017-12-08 | 2019-06-12 | Koninklijke Philips N.V. | Improved high dynamic range video color remapping |
| CN108024104B (zh) * | 2017-12-12 | 2020-02-28 | 上海顺久电子科技有限公司 | 一种对输入的高动态范围图像进行处理的方法和显示设备 |
| KR102550325B1 (ko) * | 2017-12-20 | 2023-06-30 | 엘지디스플레이 주식회사 | 마이크로led 표시장치 및 그 구동방법 |
| CN108053381B (zh) * | 2017-12-22 | 2022-04-22 | 深圳创维-Rgb电子有限公司 | 动态色调映射方法、移动终端及计算机可读存储介质 |
| CN108495054B (zh) * | 2018-03-30 | 2020-08-18 | 海信视像科技股份有限公司 | 高动态范围信号的处理方法、装置及计算机存储介质 |
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| CN108540808B (zh) * | 2018-05-10 | 2020-01-31 | 西安电子科技大学 | 基于fpga的高动态图像压缩处理系统 |
| US20190356891A1 (en) * | 2018-05-16 | 2019-11-21 | Synaptics Incorporated | High dynamic range (hdr) data conversion and color space mapping |
| CN108882028B (zh) * | 2018-07-05 | 2019-06-14 | 华为技术有限公司 | 视频信号的处理方法及装置 |
| CN108900823B (zh) * | 2018-07-05 | 2019-07-12 | 华为技术有限公司 | 一种视频信号处理的方法及装置 |
| EP3594894A1 (en) * | 2018-07-11 | 2020-01-15 | InterDigital VC Holdings, Inc. | Tone-mapping of colors of a video content |
| KR102533723B1 (ko) | 2018-09-14 | 2023-05-18 | 삼성전자주식회사 | 전자 장치 및 그 제어 방법 |
| GB2578329B (en) * | 2018-10-24 | 2022-11-09 | Advanced Risc Mach Ltd | Retaining dynamic range using vignetting correction and intensity compression curves |
| US10957024B2 (en) | 2018-10-30 | 2021-03-23 | Microsoft Technology Licensing, Llc | Real time tone mapping of high dynamic range image data at time of playback on a lower dynamic range display |
| GB2575134B (en) | 2018-12-20 | 2021-03-31 | Imagination Tech Ltd | ASTC interpolation |
| GB2575135B (en) | 2018-12-20 | 2021-03-24 | Imagination Tech Ltd | ASTC interpolation |
| CN109785275A (zh) * | 2018-12-27 | 2019-05-21 | 珠海亿智电子科技有限公司 | 一种图像的色调映射方法及设备 |
| KR102827848B1 (ko) | 2019-02-19 | 2025-07-01 | 삼성전자주식회사 | 영상을 처리하는 전자 장치 및 그 영상 처리 방법 |
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| CN119919330A (zh) * | 2019-07-11 | 2025-05-02 | 华为技术有限公司 | 一种图像处理的方法及装置 |
| US11182884B2 (en) * | 2019-07-30 | 2021-11-23 | Nvidia Corporation | Enhanced high-dynamic-range imaging and tone mapping |
| CN114223209B (zh) * | 2019-08-12 | 2025-02-11 | 杜比实验室特许公司 | Hdr图像传感器的自适应图像数据线性化 |
| KR102641738B1 (ko) * | 2019-09-30 | 2024-02-29 | 삼성전자주식회사 | 영상 처리 방법 및 이를 지원하는 전자 장치 |
| CN112686809B (zh) * | 2019-10-18 | 2024-11-22 | 华为技术有限公司 | 处理高动态范围图像的方法和装置 |
| KR20210123608A (ko) * | 2020-04-03 | 2021-10-14 | 에스케이하이닉스 주식회사 | 이미지 센싱 장치 및 그의 동작 방법 |
| CN113554973B (zh) | 2020-04-08 | 2022-11-22 | 华为技术有限公司 | 一种显示亮度调整方法及相关装置 |
| CN113596424B (zh) * | 2020-04-30 | 2022-12-06 | 华为技术有限公司 | 动态范围映射的方法和装置 |
| WO2021223193A1 (en) * | 2020-05-08 | 2021-11-11 | Huawei Technologies Co., Ltd. | Determination of a parameter set for a tone mapping curve |
| PL4028987T3 (pl) * | 2020-05-08 | 2025-10-20 | Huawei Technologies Co., Ltd. | Koder, dekoder, system i sposób określania parametrów krzywej mapowania tonalnego |
| CN111784598B (zh) * | 2020-06-18 | 2023-06-02 | Oppo(重庆)智能科技有限公司 | 色调映射模型的训练方法、色调映射方法及电子设备 |
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| CN116391361B (zh) * | 2020-10-15 | 2025-06-27 | Oppo广东移动通信有限公司 | 用于色调映射的方法和装置以及存储用于实现该方法的软件的计算机可用介质 |
| US11526968B2 (en) | 2020-11-25 | 2022-12-13 | Samsung Electronics Co., Ltd. | Content adapted black level compensation for a HDR display based on dynamic metadata |
| CN114648447B (zh) * | 2020-12-17 | 2025-08-05 | 华为技术有限公司 | 一种色调映射方法及装置 |
| CN112702537B (zh) * | 2020-12-25 | 2022-06-28 | 上海科技大学 | 基于反照率差的高动态范围环境光动态采集系统 |
| CN115018714B (zh) * | 2021-03-05 | 2024-07-26 | 思特威(上海)电子科技股份有限公司 | 一种图像像素值映射方法、成像装置及计算机存储介质 |
| KR102566794B1 (ko) * | 2021-05-17 | 2023-08-14 | 엘지전자 주식회사 | 디스플레이 장치 및 그의 동작 방법 |
| CN113935911B (zh) * | 2021-09-26 | 2025-03-11 | 珠海全志科技股份有限公司 | 高动态范围视频图像处理方法、计算机装置及计算机可读存储介质 |
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| JP2004139464A (ja) | 2002-10-18 | 2004-05-13 | Canon Inc | 画像処理装置、画像処理方法、プログラム及び記録媒体 |
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2016
- 2016-03-16 EP EP16305291.3A patent/EP3220349A1/en not_active Withdrawn
-
2017
- 2017-03-07 EP EP17159491.4A patent/EP3220350B1/en active Active
- 2017-03-10 JP JP2017045628A patent/JP7179443B2/ja active Active
- 2017-03-15 KR KR1020170032709A patent/KR102291954B1/ko active Active
- 2017-03-16 US US15/460,254 patent/US10148906B2/en active Active
- 2017-03-16 CN CN201710157608.9A patent/CN107203974B/zh active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| KR20170107929A (ko) | 2017-09-26 |
| JP2017168101A (ja) | 2017-09-21 |
| EP3220350B1 (en) | 2018-11-28 |
| US20170272690A1 (en) | 2017-09-21 |
| BR102017005371A8 (pt) | 2022-07-05 |
| CN107203974B (zh) | 2021-11-23 |
| CN107203974A (zh) | 2017-09-26 |
| US10148906B2 (en) | 2018-12-04 |
| EP3220349A1 (en) | 2017-09-20 |
| BR102017005371A2 (pt) | 2018-04-03 |
| KR102291954B1 (ko) | 2021-08-23 |
| EP3220350A1 (en) | 2017-09-20 |
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