def __str__(self, key_blacklist=None):
'''The primary line, ie not including any comments'''
if key_blacklist is None:
key_blacklist = []
self.update()
dbg()
dbg('original: %s' % self.text)
dbg('variables: %s' % self.variables)
ret = self.prefix()
printed = set()
for k in self.variable_print_order():
if k in key_blacklist:
continue
if k in self.variables:
v = self.variables[k]
dbg('k: %s, v: %s' % (repr(k), repr(v)))
printed.add(k)
ret += ' %s' % self.print_variable(k)
for k in self.variables:
if k in key_blacklist:
continue
if k in printed:
continue
ret += ' %s' % self.print_variable(k)
dbg('final: %s' % ret)
return ret
def from_tagged_file_names(image_file_names):
engine = GridStitch()
engine.image_file_names = image_file_names
dbg('Orig file names: %s' % str(image_file_names))
file_names_canonical = list()
for file_name in image_file_names:
new_fn = os.path.realpath(file_name)
engine.canon2orig[new_fn] = file_name
file_names_canonical.append(new_fn)
engine.coordinate_map = ImageCoordinateMap.from_tagged_file_names(
file_names_canonical)
return engine
def reparse(self):
self.variables = dict()
first = True
#for token in self.text.split(' '):
for (k, v) in self.get_tokens():
#print 'token: "%s"' % token
#k = token[0]
#v = token[1:]
dbg('k: %s, v: %s' % (repr(k), repr(v)))
# We can still have empty string
if not v is None and len(v) == 0:
v = None
if first:
prefix = k
if not v is None and len(v) > 0:
print 'Line: %s' % self.text
print 'ERROR: line type should not have value: %s' % repr(
v)
raise Exception('confused')
first = False
continue
# Convert if possible
try:
if k in self.key_variables():
pass
elif k in self.int_variables():
v = int(v)
elif k in self.float_variables():
v = float(v)
elif k in self.string_variables():
# Already in string form
pass
else:
print 'WARNING: unknown data type on %s (full: %s)' % (
k, self.text)
raise Exception('Unknown key %s' % k)
except:
print 'line: %s' % self.text
print 'key: %s, value: %s' % (repr(k), repr(v))
self.print_variables()
raise
# Ready to roll
self.set_variable(k, v)
def get_tokens(self):
'''
Returns a list of (k, v) pairs
If it has no v, v will be None
Tokens can have quotes around them
Ex:
n"TIFF c:NONE r:CROP"
Internally, we do not store these
Instead, they will be re-added when writing
'''
tokens = list()
i = 0
# Some version have a0, some have a=0 although a0 seems much more common
while i < len(self.text):
k = ''
v = None
# Find the key: keep going until we hit either ", number, or space
while i < len(self.text):
c = self.text[i]
# End of this k/v?
if c == ' ':
i += 1
break
# A quoted value?
elif c == '"':
i += 1
v = ''
# Note we skip the "
while True:
if i >= len(self.text):
raise Exception('Missing closing " on %s' %
self.text)
c = self.text[i]
if c == '"':
i += 1
break
v += c
i += 1
# Think we should have at most one quoted thingy
break
# A numeric value?
elif c in '+-0123456789':
v = ''
# Note we include the original char
while i < len(self.text):
c = self.text[i]
if c == ' ':
i += 1
break
v += c
i += 1
break
else:
# This may not be bulletproof but I think its good enough
# These lines show up when you add images in Hugin
# ex bad: a=a but I'm not sure thats valid anyway
if c != '=':
k += c
i += 1
# Discard extra spaces and some other corner cases
if len(k) > 0:
tokens.append((k, v))
dbg(tokens)
return tokens