7. The computer-implemented method of claim 1 , wherein reading the set of encoding data includes reading the first encoding data stored in a row of the image lookup table having first encoding data information defining, for each of a plurality of columns of the image lookup table, the distance from a column location to the column location of the center of the one of the text character.
8. The computer-implemented method of claim 7 , wherein reading the set of encoding data includes reading the second encoding data from a row of the image lookup table associated with the row of the first encoding data, the second encoding data having a fixed location with respect to one of the columns of the first encoding data.