History
Algorithm
Download
Snapshots 4x
Snapshots 2x
Authors
Scale2x is real-time graphics effect able to increase the size of small bitmaps guessing the missing pixels without interpolating pixels and blurring the images.
 scale4x |
 scale2x |
 original |
It was originally developed for the AdvanceMAME project in the year 2001 to improve the quality of old games with a low video resolution. Derivative Scale3x and Scale4x effects which scale the image of 3x and 4x are also available.
 scale2x |
 original |
Scale2x is used in the following Open Source projects :
- AdvanceMAME 2001/07
- xmame 2001/10
- ScummVM 2002/04
- Raine 2002/11
- Visual Boy Advance 2002/11
- FB Alpha 2002/12
- CottAGE 2002/12
- Pygame 2002/12
- Psx Emulation Open Source 2003/01
- Exult 2003/03
- DosBox 2003/04
- GnGeo 2003/05
- Jump'n'Bump 2003/07
- PrBoom 2003/07
- Sarien 2003/7 (CVS)
- MAMEPlus 2003/08
- MAMEoX 2003/08
- WinUAE 2003/08
- TI-99/Sim 2003/08
- Fuse 2003/09
- VICE 2003/10
- VirtuaNES 2003/10
- GEST 2003/10
- Nestopia 2003/11
- Open MSX 2004/01
- FCE Ultra 2004/03
- Gens Plus! 2004/09
- olafnes 2004/12
- Osmose 2005/03
- UFO 2000 2005/08
- Unreal Speccy 2005/09
- CloneKeen 2005/10
- Nebula
- Kawaks (with the name KScale)
- Pocket RPG Maker 2005/10
If you know other projects which use the Scale2x effect please send an email and I will add them to this list.
Scale2x has a SourceForge page and a FreshMeat page.
It's also mentioned in the FSF Free Software Directory.