RU2652465C2 - Усовершенствованные способы и устройства для кодирования и декодирования hdr изображений - Google Patents
Усовершенствованные способы и устройства для кодирования и декодирования hdr изображений Download PDFInfo
- Publication number
- RU2652465C2 RU2652465C2 RU2015104783A RU2015104783A RU2652465C2 RU 2652465 C2 RU2652465 C2 RU 2652465C2 RU 2015104783 A RU2015104783 A RU 2015104783A RU 2015104783 A RU2015104783 A RU 2015104783A RU 2652465 C2 RU2652465 C2 RU 2652465C2
- Authority
- RU
- Russia
- Prior art keywords
- image
- hdr
- encoding
- brightness
- ldr
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/98—Adaptive-dynamic-range coding [ADRC]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Computing Systems (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261671183P | 2012-07-13 | 2012-07-13 | |
| US61/671,183 | 2012-07-13 | ||
| PCT/IB2013/055384 WO2014009844A1 (en) | 2012-07-13 | 2013-07-01 | Improved hdr image encoding and decoding methods and devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2015104783A RU2015104783A (ru) | 2016-08-27 |
| RU2652465C2 true RU2652465C2 (ru) | 2018-04-26 |
Family
ID=48949194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2015104783A RU2652465C2 (ru) | 2012-07-13 | 2013-07-01 | Усовершенствованные способы и устройства для кодирования и декодирования hdr изображений |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US9516351B2 (enExample) |
| EP (1) | EP2873237B1 (enExample) |
| JP (1) | JP6382805B2 (enExample) |
| CN (1) | CN104471939B (enExample) |
| RU (1) | RU2652465C2 (enExample) |
| WO (1) | WO2014009844A1 (enExample) |
| ZA (1) | ZA201501010B (enExample) |
Families Citing this family (69)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150020568A (ko) * | 2012-05-14 | 2015-02-26 | 루카 로사토 | 시간을 따라 샘플들의 시퀀스들의 블렌딩에 기초한 인코딩과 디코딩 |
| WO2014009844A1 (en) * | 2012-07-13 | 2014-01-16 | Koninklijke Philips N.V. | Improved hdr image encoding and decoding methods and devices |
| JP5747136B2 (ja) * | 2012-08-08 | 2015-07-08 | ドルビー ラボラトリーズ ライセンシング コーポレイション | Hdr画像のための画像処理 |
| WO2014077827A1 (en) * | 2012-11-16 | 2014-05-22 | Thomson Licensing | Processing high dynamic range images |
| US9129388B2 (en) * | 2012-11-21 | 2015-09-08 | Apple Inc. | Global approximation to spatially varying tone mapping operators |
| PL2959672T3 (pl) * | 2013-02-21 | 2020-06-01 | Koninklijke Philips N.V. | Ulepszone sposoby i urządzenia do kodowania i dekodowania obrazu hdr |
| US10194162B2 (en) * | 2013-07-18 | 2019-01-29 | Koninklijke Philips N.V. | Methods and apparatuses for creating code mapping functions for encoding an HDR image, and methods and apparatuses for use of such encoded images |
| US9275445B2 (en) | 2013-08-26 | 2016-03-01 | Disney Enterprises, Inc. | High dynamic range and tone mapping imaging techniques |
| RU2653249C2 (ru) * | 2014-01-07 | 2018-05-07 | Долби Лэборетериз Лайсенсинг Корпорейшн | Способы кодирования, декодирования и представления изображений высокого динамического диапазона |
| EP2894857A1 (en) * | 2014-01-10 | 2015-07-15 | Thomson Licensing | Method and apparatus for encoding image data and method and apparatus for decoding image data |
| DE112015000950T5 (de) | 2014-02-25 | 2016-12-08 | Apple Inc. | Abwärtskompatible Einrichtung und abwärtskompatibles Verfahren zum Bereitstellen von Video mit sowohl Standard- als auch hohem Dynamikbereich |
| EP3324629B1 (en) | 2014-05-28 | 2019-06-19 | Koninklijke Philips N.V. | Methods and apparatuses for encoding an hdr images, and methods and apparatuses for use of such encoded images |
| EP3157242B1 (en) * | 2014-06-10 | 2019-07-03 | Panasonic Intellectual Property Management Co., Ltd. | Display system, display method, and display device |
| EP3163894B1 (en) * | 2014-06-27 | 2020-08-19 | Panasonic Intellectual Property Management Co., Ltd. | Data output device, data output method, and data generation method |
| RU2686642C2 (ru) * | 2014-08-08 | 2019-04-29 | Конинклейке Филипс Н.В. | Способы и устройства для кодирования hdr-изображений |
| KR102279842B1 (ko) * | 2014-08-08 | 2021-07-21 | 코닌클리케 필립스 엔.브이. | Hdr 이미지 인코딩 방법 및 장치 |
| JP6619813B2 (ja) * | 2014-12-11 | 2019-12-11 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 特定のディスプレイに対する高ダイナミックレンジ画像の最適化 |
| KR102091072B1 (ko) * | 2014-12-23 | 2020-03-19 | 삼성전자주식회사 | 컨텐츠 제공 장치, 디스플레이 장치 및 그 제어 방법 |
| CN107211077A (zh) * | 2015-01-29 | 2017-09-26 | 皇家飞利浦有限公司 | 局部动态范围调整颜色处理 |
| CA2975172C (en) * | 2015-01-30 | 2023-04-04 | Thomson Licensing | A method and apparatus of encoding and decoding a color picture |
| EP3067882A1 (en) | 2015-03-10 | 2016-09-14 | Thomson Licensing | Adaptive color grade interpolation method and device |
| JP6463179B2 (ja) * | 2015-03-17 | 2019-01-30 | キヤノン株式会社 | 信号処理装置、信号処理方法および撮像装置 |
| US10165198B2 (en) | 2015-06-02 | 2018-12-25 | Samsung Electronics Co., Ltd. | Dual band adaptive tone mapping |
| WO2016197033A1 (en) * | 2015-06-05 | 2016-12-08 | Apple Inc. | Rendering and displaying high dynamic range content |
| EP3113496A1 (en) * | 2015-06-30 | 2017-01-04 | Thomson Licensing | Method and device for encoding both a hdr picture and a sdr picture obtained from said hdr picture using color mapping functions |
| RU2726290C2 (ru) | 2015-07-16 | 2020-07-10 | ИНТЕРДИДЖИТАЛ ВиСи ХОЛДИНГЗ, ИНК. | Способ и устройство для тонального отображения изображения посредством использования параметрической функции тональной регулировки |
| KR102254535B1 (ko) * | 2015-07-22 | 2021-05-20 | 애리스 엔터프라이지즈 엘엘씨 | 높은 동적 범위 및 넓은 컬러 재현 시퀀스들을 코딩하기 위한 시스템 |
| US12413731B2 (en) | 2015-07-22 | 2025-09-09 | Arris Enterprises Llc | System for coding high dynamic range and wide color gamut sequences |
| WO2017057926A1 (ko) * | 2015-09-30 | 2017-04-06 | 삼성전자 주식회사 | 디스플레이 장치 및 이의 제어 방법 |
| EP3169071B1 (en) * | 2015-11-16 | 2020-01-29 | InterDigital VC Holdings, Inc. | Backward-compatible encoding of a hdr picture |
| WO2017101137A1 (zh) | 2015-12-15 | 2017-06-22 | 华为技术有限公司 | 一种高动态范围图像的处理方法、装置及终端设备 |
| EP3409015B1 (en) * | 2016-01-28 | 2019-09-25 | Koninklijke Philips N.V. | Encoding and decoding hdr videos |
| US10257394B2 (en) | 2016-02-12 | 2019-04-09 | Contrast, Inc. | Combined HDR/LDR video streaming |
| US10264196B2 (en) | 2016-02-12 | 2019-04-16 | Contrast, Inc. | Systems and methods for HDR video capture with a mobile device |
| JP6451669B2 (ja) * | 2016-03-04 | 2019-01-16 | ソニー株式会社 | 評価装置、評価方法およびカメラシステム |
| CN108781290B (zh) * | 2016-03-07 | 2023-07-04 | 皇家飞利浦有限公司 | 一种hdr视频编码器及其编码方法、hdr视频解码器及其解码方法 |
| US10699391B2 (en) | 2016-04-29 | 2020-06-30 | Disney Enterprises, Inc. | Dynamic range expansion highlight information restoration |
| JP6937781B2 (ja) * | 2016-05-04 | 2021-09-22 | インターデジタル ヴイシー ホールディングス, インコーポレイテッド | 高ダイナミックレンジ画像を符号化ビットストリームへ符号化/復号する方法と装置 |
| US11503314B2 (en) * | 2016-07-08 | 2022-11-15 | Interdigital Madison Patent Holdings, Sas | Systems and methods for region-of-interest tone remapping |
| CA3033242A1 (en) | 2016-08-09 | 2018-02-15 | Contrast, Inc. | Real-time hdr video for vehicle control |
| US9747282B1 (en) | 2016-09-27 | 2017-08-29 | Doppler Labs, Inc. | Translation with conversational overlap |
| DK4072137T3 (da) * | 2016-10-05 | 2024-12-09 | Dolby Laboratories Licensing Corp | Meddelelse af information om kildefarvevolumen |
| WO2018070822A1 (ko) * | 2016-10-14 | 2018-04-19 | 엘지전자 주식회사 | 적응적 영상 재생을 위한 데이터 처리 방법 및 장치 |
| US11765406B2 (en) | 2017-02-17 | 2023-09-19 | Interdigital Madison Patent Holdings, Sas | Systems and methods for selective object-of-interest zooming in streaming video |
| CN110383848B (zh) | 2017-03-07 | 2022-05-06 | 交互数字麦迪逊专利控股公司 | 用于多设备呈现的定制视频流式传输 |
| US10453221B2 (en) * | 2017-04-10 | 2019-10-22 | Intel Corporation | Region based processing |
| EP3416363A1 (en) * | 2017-06-13 | 2018-12-19 | Koninklijke Philips N.V. | Gamut mapping for hdr (de)coding |
| WO2019014057A1 (en) | 2017-07-10 | 2019-01-17 | Contrast, Inc. | Stereoscopic camera |
| US10609372B2 (en) | 2017-09-29 | 2020-03-31 | Dolby Laboratories Licensing Corporation | Up-conversion to content adaptive perceptual quantization video signals |
| US10778979B2 (en) * | 2018-01-11 | 2020-09-15 | Qualcomm Incorporated | Signaling mechanisms for equal ranges and other DRA parameters for video coding |
| US10546554B2 (en) | 2018-03-26 | 2020-01-28 | Dell Products, Lp | System and method for adaptive tone mapping for high dynamic ratio digital images |
| JP7189230B2 (ja) | 2018-04-09 | 2022-12-13 | ドルビー ラボラトリーズ ライセンシング コーポレイション | ニューラルネットワークマッピングを用いるhdr画像表現 |
| US10951888B2 (en) | 2018-06-04 | 2021-03-16 | Contrast, Inc. | Compressed high dynamic range video |
| CA3109671A1 (en) | 2018-08-14 | 2020-02-20 | Contrast, Inc. | Image compression |
| CN111202425B (zh) * | 2018-11-22 | 2021-05-25 | 江苏宏威重工机床制造有限公司 | 排气阀定时释放机构 |
| US11032576B2 (en) * | 2019-06-10 | 2021-06-08 | Microsoft Technology Licensing, Llc | Selectively enhancing compressed digital content |
| CN110266965B (zh) * | 2019-06-28 | 2021-06-01 | Oppo广东移动通信有限公司 | 图像处理方法、装置、存储介质及电子设备 |
| KR102701764B1 (ko) | 2019-06-28 | 2024-09-02 | 삼성전자주식회사 | 영상을 처리하는 전자 장치 및 그 영상 처리 방법 |
| EP4014479B1 (en) * | 2019-08-12 | 2024-03-20 | Dolby Laboratories Licensing Corporation | Adaptive image data linearization for hdr image sensors |
| EP3873096A1 (en) * | 2020-02-25 | 2021-09-01 | Koninklijke Philips N.V. | Improved hdr color processing for saturated colors |
| CN111311524B (zh) * | 2020-03-27 | 2023-04-18 | 电子科技大学 | 一种基于msr的高动态范围视频生成方法 |
| US11330196B2 (en) * | 2020-10-12 | 2022-05-10 | Microsoft Technology Licensing, Llc | Estimating illumination in an environment based on an image of a reference object |
| CN114519683A (zh) * | 2020-11-20 | 2022-05-20 | 北京晶视智能科技有限公司 | 图像处理方法及应用其的图像处理装置 |
| CN112804464B (zh) * | 2020-12-30 | 2023-05-09 | 北京格视科技有限公司 | 一种hdr图像生成方法、装置、电子设备及可读存储介质 |
| US12469116B2 (en) * | 2021-09-17 | 2025-11-11 | Beijing Boe Technology Development Co., Ltd. | Method for training image processing model, and method for generating high dynamic range image |
| CN114463207B (zh) * | 2022-01-24 | 2022-07-29 | 哈尔滨理工大学 | 基于全局动态范围压缩与局部亮度估计的色阶映射方法 |
| CN118488325A (zh) * | 2022-02-28 | 2024-08-13 | 荣耀终端有限公司 | 一种图像处理方法和电子设备 |
| CN117830731B (zh) * | 2024-01-02 | 2024-06-28 | 北京蓝耘科技股份有限公司 | 多维并行调度方法 |
| CN120177012B (zh) * | 2025-03-17 | 2025-10-31 | 军事科学院系统工程研究院后勤科学与技术研究所 | 一种野外帐篷的性能评估方法和装置 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7172297B2 (en) * | 2001-02-27 | 2007-02-06 | The University Of British Columbia | High dynamic range display devices |
| WO2007082562A2 (en) * | 2006-01-23 | 2007-07-26 | MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. | High dynamic range codecs |
| US20100157078A1 (en) * | 2008-12-19 | 2010-06-24 | Qualcomm Incorporated | High dynamic range image combining |
| US20110194618A1 (en) * | 2009-03-13 | 2011-08-11 | Dolby Laboratories Licensing Corporation | Compatible compression of high dynamic range, visual dynamic range, and wide color gamut video |
| US8014445B2 (en) * | 2006-02-24 | 2011-09-06 | Sharp Laboratories Of America, Inc. | Methods and systems for high dynamic range video coding |
| RU2433477C1 (ru) * | 2007-07-30 | 2011-11-10 | Долби Лэборетериз Лайсенсинг Корпорейшн | Расширение динамического диапазона изображений |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006211152A (ja) * | 2005-01-26 | 2006-08-10 | Hokkaido Univ | 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法、画像符号化用プログラム、画像復号用プログラム |
| US8184693B2 (en) | 2008-04-11 | 2012-05-22 | Intel Corporation | Adaptive filtering for bit-depth scalable video codec |
| WO2011007905A1 (ko) | 2009-07-15 | 2011-01-20 | 주식회사 한빛티앤아이 | 이동통신 단말기용 힌지모듈 |
| EP2543181B1 (en) * | 2010-03-03 | 2015-10-21 | Koninklijke Philips N.V. | Apparatuses and methods for defining color regimes |
| US9451274B2 (en) | 2011-04-28 | 2016-09-20 | Koninklijke Philips N.V. | Apparatuses and methods for HDR image encoding and decoding |
| RU2643663C2 (ru) | 2012-03-26 | 2018-02-02 | Конинклейке Филипс Н.В. | Устройства и способы для кодирования и декодирования изображений с hdr на основании областей яркости |
| WO2014009844A1 (en) * | 2012-07-13 | 2014-01-16 | Koninklijke Philips N.V. | Improved hdr image encoding and decoding methods and devices |
-
2013
- 2013-07-01 WO PCT/IB2013/055384 patent/WO2014009844A1/en not_active Ceased
- 2013-07-01 JP JP2015521101A patent/JP6382805B2/ja active Active
- 2013-07-01 CN CN201380037397.5A patent/CN104471939B/zh active Active
- 2013-07-01 RU RU2015104783A patent/RU2652465C2/ru active
- 2013-07-01 US US14/414,153 patent/US9516351B2/en active Active
- 2013-07-01 EP EP13747522.4A patent/EP2873237B1/en active Active
-
2015
- 2015-02-12 ZA ZA2015/01010A patent/ZA201501010B/en unknown
-
2016
- 2016-10-27 US US15/336,002 patent/US10027965B2/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7172297B2 (en) * | 2001-02-27 | 2007-02-06 | The University Of British Columbia | High dynamic range display devices |
| WO2007082562A2 (en) * | 2006-01-23 | 2007-07-26 | MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. | High dynamic range codecs |
| US8014445B2 (en) * | 2006-02-24 | 2011-09-06 | Sharp Laboratories Of America, Inc. | Methods and systems for high dynamic range video coding |
| RU2433477C1 (ru) * | 2007-07-30 | 2011-11-10 | Долби Лэборетериз Лайсенсинг Корпорейшн | Расширение динамического диапазона изображений |
| US20100157078A1 (en) * | 2008-12-19 | 2010-06-24 | Qualcomm Incorporated | High dynamic range image combining |
| US20110194618A1 (en) * | 2009-03-13 | 2011-08-11 | Dolby Laboratories Licensing Corporation | Compatible compression of high dynamic range, visual dynamic range, and wide color gamut video |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104471939B (zh) | 2018-04-24 |
| JP6382805B2 (ja) | 2018-08-29 |
| JP2015531183A (ja) | 2015-10-29 |
| ZA201501010B (en) | 2017-08-30 |
| US10027965B2 (en) | 2018-07-17 |
| US9516351B2 (en) | 2016-12-06 |
| RU2015104783A (ru) | 2016-08-27 |
| CN104471939A (zh) | 2015-03-25 |
| EP2873237B1 (en) | 2022-03-30 |
| WO2014009844A1 (en) | 2014-01-16 |
| US20150201222A1 (en) | 2015-07-16 |
| EP2873237A1 (en) | 2015-05-20 |
| US20170127069A1 (en) | 2017-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2652465C2 (ru) | Усовершенствованные способы и устройства для кодирования и декодирования hdr изображений | |
| JP6700322B2 (ja) | 改善されたhdrイメージ符号化及び復号化方法、装置 | |
| JP6596125B2 (ja) | Hdrイメージの符号化のためのコードマッピング関数を作成するための方法及び装置、並びに、かかる符号化イメージの使用のための方法及び装置 | |
| RU2589871C2 (ru) | Устройства и способы кодирования и декодирования изображения hdr | |
| CN104541301B (zh) | 用于hdr图像编码和解码的基于视亮度区域的装置和方法 | |
| RU2643485C2 (ru) | Устройство и способ для преобразования динамического диапазона изображений | |
| ES2787827T3 (es) | Aparatos y procedimientos para la codificación y decodificación de imágenes HDR |