def pipeline(tmp_dir, fn, cmds, debug=False):
counter = 0
input_fn = fn
for cmd in cmds:
counter += 1
output_fn = pjoin(tmp_dir, "%05d" % counter)
if IN_FILE not in cmd:
input = file(input_fn, "rb")
else:
input = None
if OUT_FILE not in cmd:
output = file(output_fn, "wb")
else:
output = None
in_out = {"i": input_fn, "o": output_fn}
cmd = [i % in_out for i in cmd]
# print 'cmd=%r, input_fn=%r, output_fn=%r' % (cmd, input_fn, output_fn)
p = Popen(cmd, stdin=input, stdout=output)
p.wait()
if input is not None:
input.close()
if output is not None:
output.close()
if not debug:
os.remove(input_fn)
input_fn = output_fn
return output_fn
def pipeline(tmp_dir, fn, cmds, debug=False):
counter = 0
input_fn = fn
for cmd in cmds:
counter += 1
output_fn = pjoin(tmp_dir, '%05d' % counter)
if IN_FILE not in cmd:
input = file(input_fn, 'rb')
else:
input = None
if OUT_FILE not in cmd:
output = file(output_fn, 'wb')
else:
output = None
in_out = {'i': input_fn, 'o': output_fn}
cmd = [i % in_out for i in cmd]
#print 'cmd=%r, input_fn=%r, output_fn=%r' % (cmd, input_fn, output_fn)
p = Popen(cmd, stdin=input, stdout=output)
p.wait()
if input is not None:
input.close()
if output is not None:
output.close()
if not debug:
os.remove(input_fn)
input_fn = output_fn
return output_fn
def fsmrawdecode(model_dir, lines, debug=False):
tmp_dir = tempfile.mkdtemp(prefix="hvsparser")
cmds = [
["fsmcompile", "-t", "-F", OUT_FILE],
["fsmcompose", "-F", OUT_FILE, IN_FILE, pjoin(model_dir, "hvsparser.fsm")],
["fsmbestpath", "-n", "1", "-F", OUT_FILE, IN_FILE],
["fsmprint", IN_FILE],
]
input_fn = pjoin(tmp_dir, "input")
input = file(input_fn, "wb")
for line in lines:
print >> input, line,
input.close()
output_fn = pipeline(tmp_dir, input_fn, cmds, debug=debug)
output = file(output_fn, "rb")
for line in output:
yield line
output.close()
if not debug:
os.remove(output_fn)
os.rmdir(tmp_dir)
def fsmrawdecode(model_dir, lines, debug=False):
tmp_dir = tempfile.mkdtemp(prefix='hvsparser')
cmds = [
['fsmcompile', '-t', '-F', OUT_FILE],
[
'fsmcompose', '-F', OUT_FILE, IN_FILE,
pjoin(model_dir, 'hvsparser.fsm')
],
['fsmbestpath', '-n', '1', '-F', OUT_FILE, IN_FILE],
['fsmprint', IN_FILE],
]
input_fn = pjoin(tmp_dir, 'input')
input = file(input_fn, 'wb')
for line in lines:
print >> input, line,
input.close()
output_fn = pipeline(tmp_dir, input_fn, cmds, debug=debug)
output = file(output_fn, 'rb')
for line in output:
yield line
output.close()
if not debug:
os.remove(output_fn)
os.rmdir(tmp_dir)