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"""
Turn images into acsii.
"""
__author__ = 'Reverland (lhtlyy@gmail.com)'
import Image
import ImageOps
import sys
filename = 'a.jpg'
def makeHTMLbox(body, fontsize, imagesize):
"""takes one long string of words and a width(px) then put them in an HTML box"""
boxStr = """<div style=\"font-size: %spx;line-height: 100%s; width: %s;background-color: rgb(0, 0, 0);border: 1px grey solid;text-align: center; overflow: hidden;\">%s</div>
"""
return boxStr % (fontsize, '%', imagesize[0], body)
def makeHTMLascii(body, color):
"""take words and , and create an HTML word """
color = 'rgb(%s, %s, %s)' % color
wordStr = '<span style=\"color:%s;float:left;\">%s</span>'
return wordStr % (color, body)
def i2m(im, fontsize):
"""turn an image into ascii like matrix"""
im = im.convert('L')
im = ImageOps.autocontrast(im)
im.thumbnail((im.size[0] / fontsize, im.size[1] / fontsize))
string = ''
colors = [(0, i, 0) for i in range(0, 256, 17)]
words = '据说只有到了十五字才会有经验的'
for y in range(im.size[1]):
for x in range(im.size[0]):
p = im.getpixel((x, y))
i = 14
while i >= 0:
if p >= i * 17:
s = makeHTMLascii(words[3 * i:3 * (i + 1)], colors[i])
break
i -= 1
if x % im.size[0] == 0 and y > 0:
s = s + '<br/>'
string = string + s
return string
def i2a(im, fontsize):
"""turn an image into ascii with colors"""
im = im.convert('RGB')
im = ImageOps.autocontrast(im)
im.thumbnail((im.size[0] / fontsize, im.size[1] / fontsize))
string = ''
for y in range(im.size[1]):
for x in range(im.size[0]):
c = im.getpixel((x, y))
s = makeHTMLascii('翻', c)
if x % im.size[0] == 0 and y > 0:
s = s + '<br/>'
string = string + s
return string
def getHTMLascii(filename, fontsize, style='matrix', outputfile='a.html', scale=1):
"""Got html ascii image"""
im = Image.open(filename)
size = (int(im.size[0] * scale), int(im.size[1] * scale))
im.thumbnail(size, Image.ANTIALIAS)
if style == 'matrix':
ascii = makeHTMLbox(i2m(im, fontsize), fontsize, im.size)
elif style == 'ascii':
ascii = i2a(im, fontsize)
else:
print "Just support ascii and matrix now, fall back to matrix"
ascii = makeHTMLbox(i2m(im, fontsize), fontsize, im.size)
with open(outputfile, 'wb') as f:
f.write(ascii)
return 1
if __name__ == '__main__':
if sys.argv[1] == '--help' or sys.argv[1] == '-h':
print """Usage:python i2a.py filename fontsize [optional-parameter]
optional-parameter:
scale -- between (0, 1)
style -- matrix or ascii"""
else:
filename = sys.argv[1]
try:
fontsize = int(sys.argv[2])
except:
fontsize = int(raw_input('input fontsize please:'))
try:
scale = float(sys.argv[3])
except:
scale = 1
try:
style = sys.argv[4]
except:
style = 'matrix'
getHTMLascii(filename, fontsize, scale=scale)
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