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#!/usr/bin/env python
#NOTE: This script uses pygments for RGB->X256 conversion since pygments is
#readily available. If you do not like pygments (e.g. because it is large),
#you could patch in something like https://github.com/magarcia/python-x256
#(but don't forget to send me a pull request ;)
from pygments.formatters import terminal256
formatter = terminal256.Terminal256Formatter()
reset_sequence = terminal256.EscapeSequence(fg=formatter._closest_color(0,0,0), bg=formatter._closest_color(0,0,0)).reset_string()
def termify_pixels(img):
sx, sy = img.size
out = ''
fg,bg = None,None
fgd,bgd = {},{}
def bgescape(color):
nonlocal bg, bgd
if bg == color:
return ''
bg=color
if color == (0,0,0,0):
return '\033[49m'
if color in bgd:
return bgd[color]
r,g,b,_ = color
bgd[color] = '\033[48;5;'+str(formatter._closest_color(r,g,b))+'m'
return bgd[color]
def fgescape(color):
nonlocal fg, fgd
if fg == color:
return ''
fg=color
r,g,b,_ = color
fgd[color] = '\033[38;5;'+str(formatter._closest_color(r,g,b))+'m'
return fgd[color]
def balloon(x,y):
if x+1 == img.size[0] or img.im.getpixel((x+1, y)) != (0,255,0,127):
w = 1
while x-w >= 0 and img.im.getpixel((x-w, y)) == (0,255,0,127):
w += 1
return '$balloon{}$'.format(w)
return ''
for y in range(0, sy, 2):
for x in range(sx):
coltop = img.im.getpixel((x, y))
colbot = img.im.getpixel((x, y+1)) if y+1 < img.size[1] else (0,0,0,0)
if coltop[3] == 127: #Control colors
out += reset_sequence
out += {(255, 0, 0, 127): lambda x,y:'$\\$',
(0, 0, 255, 127): lambda x,y:'$/$',
(0, 255, 0, 127): balloon
}.get(coltop, lambda x,y:' ')(x,y)
continue
if coltop[3] != 255:
coltop = (0,0,0,0)
if colbot[3] != 255:
colbot = (0,0,0,0)
#Da magicks: ▀█▄
c,cf = '▀','█'
te,be = fgescape,bgescape
if coltop == (0,0,0,0) or ((coltop == bg or colbot == fg) and not colbot == (0,0,0,0)):
c,cf,te,be = '▄',' ',be,te
if colbot == coltop:
c,te,be = cf,te,te
out += te(coltop) + be(colbot) + c
out = (out.rstrip() if bg == (0,0,0,0) else out) + '\n'
return out[:-1] + reset_sequence + '\n'
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