#!/usr/bin/python

def main(in_name, out_name, is_text=1):
    def base16(n):
        return ''.join(['0123456789abcdef'[(n/16**i)%16] for i in range(5,-1,-1)])

    fi = open(in_name)
    s = fi.read(3072)
    fi.close()

    img = [[None for a in range(32)] for b in range(32)]
    for i in range(0,3072,3):
        img[i/96][(i/3)%32] = (ord(s[i])*2<<16 | ord(s[i+1])<<8 | ord(s[i+2])) << is_text
    
    colors = []
    for line in img:
        for pix in line:
            if pix not in colors:
                colors.append(pix)

    fo = open(out_name, 'w')

    fo.write('''#define FAVICON_format 1
#define FAVICON_width 32
#define FAVICON_height 32
''')
    fo.write('#define FAVICON_ncolors {}\n'.format(len(colors)))
    fo.write('''#define FAVICON_chars_per_pixel 6
static char *FAVICON_colors[] = {
''')

    for col in colors[:-1]:
        fo.write('"{0}", "#{0}",\n'.format(base16(col)))
    fo.write('"{0}", "#{0}"\n'.format(base16(colors[-1])))
    fo.write('''};
static char *FAVICON_pixels[] = {
''')

    for line in img[:-1]:
        fo.write('"{0}",\n'.format(''.join(map(base16, line))))
    fo.write('"{0}"\n'.format(''.join(map(base16, img[-1]))))
    fo.write('};\n')
    fo.close()