Various methods for filling a screen on a ZX Spectrum using a linear back buffer
display image must be 208 pixels wide which is 26 character spaces wide.
Image is converted using SevenuP found in the folder support files;
;;;;;;;;;;;; in SevenuP import PNG file then File > Output options GFX only
Sort Priority X char Char line Y char
interleave = Sprite no other options checked
then File > Export Data export as girl.BIN