WordRider supports variety of filters(algorithms) which you can
get precise results when you create output 1bit bitmap images.
There are 4 kinds of filters:
- Uniform quantization(technical details)
- Ordered dither(technical details)
- Error diffusion(technical details)
- Random dither(technical details)
Every filter is suitable for different input image.
You have to choose which is suitable for your picture.
Appendix:Output from the TI-ScreenCapture software for a comparison.
Ordered filter 2x2
Ordered filter 3x3 #1
Ordered filter 3x3 #2
Ordered filter 4x4 #1
Ordered filter 4x4 #2
Output from the TI-ScreenCapture software