def _append_trivial_tree(self, text_file, sync_root):
"""
Append trivial tree, made by one HEAD,
one sync map fragment for each element of ``text_file``,
and one TAIL.
This function is called if either ``text_file`` has only one element,
or if ``sync_root.value`` is an interval with zero length
(i.e., ``sync_root.value.begin == sync_root.value.end``).
"""
interval = sync_root.value
#
# NOTE the following is correct, but it is a bit obscure
# time_values = [interval.begin] * (1 + len(text_file)) + [interval.end] * 2
#
if len(text_file) == 1:
time_values = [
interval.begin, interval.begin, interval.end, interval.end
]
else:
# interval.begin == interval.end
time_values = [interval.begin] * (3 + len(text_file))
aba = AdjustBoundaryAlgorithm(rconf=self.rconf, logger=self.logger)
aba.intervals_to_fragment_list(text_file=text_file,
time_values=time_values)
aba.append_fragment_list_to_sync_root(sync_root=sync_root)
def _append_trivial_tree(self, text_file, sync_root):
"""
Append trivial tree, made by one HEAD,
one sync map fragment for each element of ``text_file``,
and one TAIL.
This function is called if either ``text_file`` has only one element,
or if ``sync_root.value`` is an interval with zero length
(i.e., ``sync_root.value.begin == sync_root.value.end``).
"""
interval = sync_root.value
#
# NOTE the following is correct, but it is a bit obscure
# time_values = [interval.begin] * (1 + len(text_file)) + [interval.end] * 2
#
if len(text_file) == 1:
time_values = [interval.begin, interval.begin, interval.end, interval.end]
else:
# interval.begin == interval.end
time_values = [interval.begin] * (3 + len(text_file))
aba = AdjustBoundaryAlgorithm(rconf=self.rconf, logger=self.logger)
aba.intervals_to_fragment_list(
text_file=text_file,
time_values=time_values
)
aba.append_fragment_list_to_sync_root(sync_root=sync_root)
def _adjust_boundaries(self,
boundary_indices,
text_file,
real_wave_mfcc,
sync_root,
force_aba_auto=False,
leaf_level=False):
"""
Adjust boundaries as requested by the user.
Return the computed time map, that is,
a list of pairs ``[start_time, end_time]``,
of length equal to number of fragments + 2,
where the two extra elements are for
the HEAD (first) and TAIL (last).
"""
# boundary_indices contains the boundary indices in the all_mfcc of real_wave_mfcc
# starting with the (head-1st fragment) and ending with (-1th fragment-tail)
aba_parameters = self.task.configuration.aba_parameters()
if force_aba_auto:
self.log(u"Forced running algorithm: 'auto'")
aba_parameters["algorithm"] = (AdjustBoundaryAlgorithm.AUTO, [])
# note that the other aba settings (nonspeech and nozero)
# remain as specified by the user
self.log([u"ABA parameters: %s", aba_parameters])
aba = AdjustBoundaryAlgorithm(rconf=self.rconf, logger=self.logger)
aba.adjust(aba_parameters=aba_parameters,
real_wave_mfcc=real_wave_mfcc,
boundary_indices=boundary_indices,
text_file=text_file,
allow_arbitrary_shift=leaf_level)
aba.append_fragment_list_to_sync_root(sync_root=sync_root)
def _adjust_boundaries(self, boundary_indices, text_file, real_wave_mfcc, sync_root, force_aba_auto=False, leaf_level=False):
"""
Adjust boundaries as requested by the user.
Return the computed time map, that is,
a list of pairs ``[start_time, end_time]``,
of length equal to number of fragments + 2,
where the two extra elements are for
the HEAD (first) and TAIL (last).
"""
# boundary_indices contains the boundary indices in the all_mfcc of real_wave_mfcc
# starting with the (head-1st fragment) and ending with (-1th fragment-tail)
aba_parameters = self.task.configuration.aba_parameters()
if force_aba_auto:
self.log(u"Forced running algorithm: 'auto'")
aba_parameters["algorithm"] = (AdjustBoundaryAlgorithm.AUTO, [])
# note that the other aba settings (nonspeech and nozero)
# remain as specified by the user
self.log([u"ABA parameters: %s", aba_parameters])
aba = AdjustBoundaryAlgorithm(rconf=self.rconf, logger=self.logger)
aba.adjust(
aba_parameters=aba_parameters,
real_wave_mfcc=real_wave_mfcc,
boundary_indices=boundary_indices,
text_file=text_file,
allow_arbitrary_shift=leaf_level
)
aba.append_fragment_list_to_sync_root(sync_root=sync_root)
