Retro Image Converter

Contains ads
100+
Downloads
Content rating
Everyone
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About this app

Retro Image Converter turns any image into a vintage computer art - Monochrome Green monitor, 4 color CGA or popular retro machines.
The process is automated, you only need to select a retro palette and wait for the conversion to finish. You can save or share the images with friends.


Palettes are inspired by historical systems:

★ Monochrome, Amber and Green are based on early PC graphics as displayed on CRT monitors.
★ GameBoy simulates the monochrome LCD handheld
★ Tandy A and B are inspired by the ColecoVision and TRS-80 Color home computers
★ CGA palettes cover most of the variations possible with the PC graphic cards, including custom modes. These palettes feature High and Low-intensity variations.
★ Apple II palette
★ MSX and compatible computers
★ Commodore VIC-20
★ Sinclair uses the RGB primaries, common on the ZX Spectrum and Teletext
★ C64 matches the Commodore 64
★ CGA 16 colors uses the full CGA palette
★ Macintosh approximates the first color Mac model
★ Windows is based on the Win 3.1 color palette.
★ Amiga is inspired by the Amiga Workbench default colors.

(Hardware and brand names mentioned for identification purposes only. No infringement intended. All trademarks acknowledged.)


Details:

- Images can be center cropped to a 4:3 aspect ratio, the same as old-school graphics. It's also possible to use the original images, with no cropping.

- Images are rendered and saved at low resolutions (ex: 256 x 192 ). They are scaled up for sharing. This is because most messaging apps will compress the images, destroying the pixelated look.

- Conversion is done by color matching. Each pixel is mapped to the closest palette color possible.

- Dither patterns are calculated, so that a two-color palette (ex: black and white) can simulate an intermediate tone. The same goes for a larger number of colors, where intermediate tones are simulated.

- Due to the precise calculations involved, conversions are slow. This ensures good color matching, even when using very limited palettes.

- The app doesn't simulate the restrictions of specific graphic modes (ex: color limitations within an ‘attribute’ pixel block).



To do:
* Image cropping defined by the user,
* Option to turn dither on/off,
* Option to use accurate resolutions and aspect ratios on some conversions
* Simulate attribute limitations
Updated on
Jul 14, 2021

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Device or other IDs
No data collected
Learn more about how developers declare collection
Data isn’t encrypted
Data can’t be deleted

What's new

- Added 2x1 pixel stretching for C64, VIC and Tandy modes.
- Small UI tweaks.