get("#348") -- rgb and bright

get("#137") -- split

x, y, w, h = img.width+109-300, img.height+62-83, 21, 21

print("x2:", x+w, "y2:", y+h, "width, height:", img.width, img.height)

if x < 0 or y < 0 or x+w > img.width or y+h > img.height then return "No Aibo" end

aibo = [[

WWWWWWWWWWWWWWWWWWWWW

WWWW????????OOWWWWWWW

WWWW????????OZOWWWWWW

WWWW????????OZZOWWWWW

WWWW????????OZPZOWWWW

WWWW????????OZRPZOOOO

WWWW????????OZTRPZZZZ

????????????OZTTPZZZZ

????????????WOZTZZZZZ

????????OOOOWWOZZZZZZ

???????OZZZZOWOZ?????

WWWW??OZZZZYTOXZ?????

WWWW?OZZZZXTZOWZ?????

WWWWPWZZZZXYZOTYZZZZX

WWWWOWZZZZZZZVOVXXZXU

WWWWOXZWZZZZZVVOUXZZA

WWWWOXZVZZZZZOVVOTZZA

WWWWOXZVZZZZZZOVSOXXX

WWWWOXZRYZYYZZZOOAUUA

WWWWOWZPVXSXZZZZXXAAO

WWWWOYZVQURYZXXZYXXAO

]]

aibo = split(aibo, "\n")

total, count = 0, 0

for yy=y, y+h-1 do

  s = ""

  line = aibo[yy-y+1]

  for xx=x, x+w-1 do

    pix = img.getInt(xx, yy)

    --s = s..num2hex(pix, 6).." "

    --s = s..(isBright(pix) and "*" or ".")

    c = line:sub(xx-x+1, xx-x+1)

    if c ~= '?' then

      b = math.floor(bright(rgb(pix))*25+0.5)

      --print("c", c)

      lb = string.byte(c)-string.byte("A")

      diff = math.abs(b-lb)

      s = s..string.char(string.byte("A")+diff)

      total = total+diff

      count = count+1

    else

      s = s.."?"

    end

  end

  print(s)

end

sim = math.floor(100*(1-total/(count*25))+0.5)

print("Aibo similarity: "..sim.."%")

if sim >= 99 then

  return "Aibo: "..x..", "..y..", "..x+w..", "..y+h

else

  return "No Aibo"

end