CA2986520A1 - Methode et dispositif de reconstruction d'une image hdr adaptee a l'afficheur - Google Patents
Methode et dispositif de reconstruction d'une image hdr adaptee a l'afficheur Download PDFInfo
- Publication number
- CA2986520A1 CA2986520A1 CA2986520A CA2986520A CA2986520A1 CA 2986520 A1 CA2986520 A1 CA 2986520A1 CA 2986520 A CA2986520 A CA 2986520A CA 2986520 A CA2986520 A CA 2986520A CA 2986520 A1 CA2986520 A1 CA 2986520A1
- Authority
- CA
- Canada
- Prior art keywords
- image data
- original image
- information data
- luminance information
- parameters
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 56
- 238000013507 mapping Methods 0.000 claims abstract description 51
- 238000012937 correction Methods 0.000 claims abstract description 38
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims abstract description 33
- 241000023320 Luma <angiosperm> Species 0.000 claims abstract description 23
- 230000006835 compression Effects 0.000 claims description 19
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- 238000004590 computer program Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 description 66
- 230000006978 adaptation Effects 0.000 description 26
- 238000009826 distribution Methods 0.000 description 18
- 238000003860 storage Methods 0.000 description 18
- 239000000243 solution Substances 0.000 description 15
- 238000004891 communication Methods 0.000 description 13
- 238000007781 pre-processing Methods 0.000 description 10
- 239000002356 single layer Substances 0.000 description 10
- 238000012805 post-processing Methods 0.000 description 9
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- 238000009877 rendering Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000003086 colorant Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000003491 array Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
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- 238000005070 sampling Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 102100027675 Guanine nucleotide exchange factor subunit RIC1 Human genes 0.000 description 1
- 101000581349 Homo sapiens Guanine nucleotide exchange factor subunit RIC1 Proteins 0.000 description 1
- 101000876829 Homo sapiens Protein C-ets-1 Proteins 0.000 description 1
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- 235000019634 flavors Nutrition 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
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Classifications
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
- H04N9/69—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits for modifying the colour signals by gamma correction
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2986520A CA2986520A1 (fr) | 2017-11-22 | 2017-11-22 | Methode et dispositif de reconstruction d'une image hdr adaptee a l'afficheur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2986520A CA2986520A1 (fr) | 2017-11-22 | 2017-11-22 | Methode et dispositif de reconstruction d'une image hdr adaptee a l'afficheur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2986520A1 true CA2986520A1 (fr) | 2019-05-22 |
Family
ID=66628997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2986520A Pending CA2986520A1 (fr) | 2017-11-22 | 2017-11-22 | Methode et dispositif de reconstruction d'une image hdr adaptee a l'afficheur |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2986520A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115564659A (zh) * | 2022-02-28 | 2023-01-03 | 荣耀终端有限公司 | 视频处理方法和装置 |
-
2017
- 2017-11-22 CA CA2986520A patent/CA2986520A1/fr active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115564659A (zh) * | 2022-02-28 | 2023-01-03 | 荣耀终端有限公司 | 视频处理方法和装置 |
| CN115564659B (zh) * | 2022-02-28 | 2024-04-05 | 荣耀终端有限公司 | 视频处理方法和装置 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20220908 |
|
| EEER | Examination request |
Effective date: 20220908 |
|
| EEER | Examination request |
Effective date: 20220908 |
|
| EEER | Examination request |
Effective date: 20220908 |
|
| EEER | Examination request |
Effective date: 20220908 |
|
| EEER | Examination request |
Effective date: 20220908 |
|
| EEER | Examination request |
Effective date: 20220908 |