'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())
startfile(fname)
##with open((fname[:-4] if fname[-4:]=='.pdf' else fname) + '.ps', 'w',
## encoding='utf-8') as f:
## f.write(ps)
