'459 649': '459.212598 649.133858',
'499 709': '498.897638 708.661417',
'516 729': '515.905512 728.503937',
'595 842': '595.275591 841.889764',
'649 918': '649.133858 918.425197',
'709 1001': '708.661417 1000.629921',
'709 499': '708.661417 498.897638',
'729 1032': '728.503937 1031.811024',
'74 105': '73.700787 104.88189',
'842 1191': '841.889764 1190.551181',
'842 595': '841.889764 595.275591',
'918 1298': '918.425197 1298.267717'}
ps = TextIOWrapper(stdin.buffer, encoding='utf-8').read()
psHead, _, psTail = ps.partition(stEnd)
pPS = re.compile(r'/PageSize \[(.+?)\]')
m = pPS.search(psHead)
if m:
g = m.group(1)
if g in dPS:
psHead = pPS.sub('/PageSize [' + dPS[g] + ']', psHead, 1)
ps = psHead + (nstEnd if _ else docinfo) + psTail
proc = Popen('gs.cmd -sDEVICE=pdfwrite -dSAFER -o "' + fname
+ '" -c .setpdfwrite -f -', stdin=PIPE)
proc.communicate(input=ps.encode())
