Converting Graphics for the Web
| Converting Images |
- To GIF
- Image needs to be converted to 256 colors
- Dithering colors (dithering patterns)
- GIF89 - (transparent.gif)
- Image needs to be converted to 256 colors
- To JPEG
- Test different quality settings
- Keep storage in mind
- Try not to compress more than once
- From GIF
badspock.gif
| When are different formats appropriate? |
- JPEG
- Photographic reproduction
- High quality/content image
- Conservative storage
- GIF
- Absolute file size reduction
- Low quality/content image
- Conservative storage
- Increase transfer rate
| Increasing compression in GIF files |
- No dithering
- Lower bit depth
- Save file without any thumbnails or previews
| Conversion Utilities |
- Windows
- Adobe Photoshop
- Paint Shop Pro
- LView Pro
- HiJaak
- Adobe Photoshop
- Macintosh
- Adobe Photoshop
- Graphic Converter
- Jpeg View
- Debabelizer
- Adobe Photoshop
Last revision May 5th, 1998