def load_labeled_intervals(filename, delimiter=r'\s+'):
'''
overwrites https://github.com/craffel/mir_eval/blob/master/mir_eval/io.py#L208
ends of intervals are not used later in evaluation, vut are needed for sanity check
'''
# Use our universal function to load in the events
starts, ends, labels = load_delimited_variants(filename, delimiter)
if ends is None: # add ends
filename_base = remove_extension(filename); filename_wav = filename_base + '.wav'
if not os.path.isfile(filename_wav):
dir = ''
while not os.path.isfile(filename_wav):
dir = raw_input('cannot find {} \n Please enter folder where the wav file is:'.format(filename_wav))
filename_wav = os.path.join(dir, os.path.basename(filename_wav))
duration = get_duration_audio(filename_wav) # generate end timestamps from following start timestamps
# duration = starts[-1] + 1 # fake last word to be 1 sec long
ends = starts[1:]; ends = np.append(ends, duration)
starts, ends, labels = remove_dot_tokens(starts, ends, labels) # special words '.' are discarded
# Stack into an interval matrix
intervals = np.array([starts, ends]).T
# Validate them, but throw a warning in place of an error
try:
util.validate_intervals(intervals)
except ValueError as error:
warnings.warn(error.args[0])
return intervals, labels
def load_labeled_intervals(filename, delimiter=r'\s+'):
'''
overwrites https://github.com/craffel/mir_eval/blob/master/mir_eval/io.py#L208
in order to be able to change the converters arguments of load_delimieted to handle , instead of . in floating point vals
'''
# Use our universal function to load in the events
converter_comma = lambda val: float(val.replace(',', '.')) # replace ',' by '.'
try: # start times and end times given
starts, ends, labels = load_delimited(filename, [converter_comma, converter_comma, str],
delimiter)
except Exception as e: # only start times given
starts, labels = load_delimited(filename, [converter_comma, str], delimiter)
filename_wav = filename[:-9] + '.wav' # remove .refs.lab and replace it with .wav. TODO make this logic clearer
if os.path.isfile(filename_wav):
duration = get_duration_audio(filename_wav) # generate end timestamps from following start timestamps
else:
duration = starts[-1] + 1 # fake last word to be 1 sec long
ends = starts[1:]; ends.append(duration)
# Stack into an interval matrix
intervals = np.array([starts, ends]).T
# Validate them, but throw a warning in place of an error
try:
util.validate_intervals(intervals)
except ValueError as error:
warnings.warn(error.args[0])
return intervals, labels
def load_labeled_intervals(filename, delimiter=r'\s+'):
'''
overwrites https://github.com/craffel/mir_eval/blob/master/mir_eval/io.py#L208
ends of intervals are not used later in evaluation, vut are needed for sanity check
'''
# Use our universal function to load in the events
starts, ends, labels = load_delimited_variants(filename, delimiter)
if ends is None: # add ends
filename_base = remove_extension(filename)
filename_wav = filename_base + '.wav'
if not os.path.isfile(filename_wav):
dir = ''
while not os.path.isfile(filename_wav):
dir = raw_input(
'cannot find {} \n Please enter folder where the wav file is:'
.format(filename_wav))
filename_wav = os.path.join(dir,
os.path.basename(filename_wav))
duration = get_duration_audio(
filename_wav
) # generate end timestamps from following start timestamps
# duration = starts[-1] + 1 # fake last word to be 1 sec long
ends = starts[1:]
ends = np.append(ends, duration)
starts, ends, labels = remove_dot_tokens(
starts, ends, labels) # special words '.' are discarded
# Stack into an interval matrix
intervals = np.array([starts, ends]).T
# Validate them, but throw a warning in place of an error
try:
util.validate_intervals(intervals)
except ValueError as error:
warnings.warn(error.args[0])
return intervals, labels
