I think better use bmp converter from LDDP. Steps.
1. You have to create you picture using few colors(you can draw it in vector and convert to bmp or png without smoothing)
2. In Photoshop use Image->mode->Index palette. And save bmp file.
3. Convert.
1. You have to create you picture using few colors(you can draw it in vector and convert to bmp or png without smoothing)
2. In Photoshop use Image->mode->Index palette. And save bmp file.
3. Convert.