File:blue-marble-posterized.png: Difference between revisions
(Elie uploaded File:Blue-marble-posterized.png) |
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How it was made | How it was made | ||
* Opened the [[:File:primary/Blue_Marble_2002.jpg]] in mtPaint (image editor) | * Opened the [[:File:primary/Blue_Marble_2002.jpg|primary/Blue_Marble_2002.jpg]] in [http://mtpaint.sourceforge.net mtPaint] (an open-source image editor) | ||
* Applied gamma=150% to blue and green channels (but not red channel) | * Applied gamma=150% to blue and green channels (but not red channel) | ||
* Applied maximum color saturation, repeatedly | * Applied maximum color saturation, repeatedly | ||
Revision as of 03:31, 7 August 2022
Summary
Simplified version of NASA's Blue Marble. Yellow areas are generally deserts or harsh mountainous regions.
Suggested usage: for superimposing other data in black and/or white.
How it was made
- Opened the primary/Blue_Marble_2002.jpg in mtPaint (an open-source image editor)
- Applied gamma=150% to blue and green channels (but not red channel)
- Applied maximum color saturation, repeatedly
- Posterized the image, on the most extreme setting
- Replaced red spots with yellow
- Flood-filled antarctica to white
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:28, 7 August 2022 |  | 1,600 × 800 (30 KB) | Elie (talk | contribs) |
You cannot overwrite this file.
File usage
The following page uses this file:
- File:Blue-marble-posterized.png (file redirect)
