def perform_command(self):
"""
Perform command and return the appropriate exit code.
:rtype: int
"""
if len(self.actual_arguments) < 1:
return self.print_help()
audio_file_path = self.actual_arguments[0]
try:
audiofile = AudioFile(audio_file_path,
rconf=self.rconf,
logger=self.logger)
audiofile.read_properties()
if self.has_option([u"-f", u"--full"]):
audiofile.read_samples_from_file()
self.print_generic(audiofile.__unicode__())
return self.NO_ERROR_EXIT_CODE
except OSError:
self.print_error(u"Cannot read file '%s'" % (audio_file_path))
self.print_error(
u"Make sure the input file path is written/escaped correctly")
except AudioFileProbeError:
self.print_error(u"Unable to call the ffprobe executable '%s'" %
(self.rconf[RuntimeConfiguration.FFPROBE_PATH]))
self.print_error(u"Make sure the path to ffprobe is correct")
except AudioFileUnsupportedFormatError:
self.print_error(u"Cannot read properties of file '%s'" %
(audio_file_path))
self.print_error(
u"Make sure the input file has a format supported by ffprobe")
return self.ERROR_EXIT_CODE
def load(self, path, rp=False, rs=False):
af = AudioFile(gf.absolute_path(path, __file__))
if rp:
af.read_properties()
if rs:
af.read_samples_from_file()
return af
def _read_audio_data(self, file_path):
"""
Read audio data from file.
:rtype: tuple (True, (duration, sample_rate, codec, data)) or (False, None) on exception
"""
try:
self.log(u"Reading audio data...")
# if we know the TTS outputs to PCM16 mono WAVE
# with the correct sample rate,
# we can read samples directly from it,
# without an intermediate conversion through ffmpeg
audio_file = AudioFile(file_path=file_path,
file_format=self.OUTPUT_AUDIO_FORMAT,
rconf=self.rconf,
logger=self.logger)
audio_file.read_samples_from_file()
self.log(
[u"Duration of '%s': %f", file_path, audio_file.audio_length])
self.log(u"Reading audio data... done")
return (True,
(audio_file.audio_length, audio_file.audio_sample_rate,
audio_file.audio_format, audio_file.audio_samples))
except (AudioFileUnsupportedFormatError, OSError) as exc:
self.log_exc(
u"An unexpected error occurred while reading audio data", exc,
True, None)
return (False, None)
def load(self, path, rp=False, rs=False):
af = AudioFile(gf.absolute_path(path, __file__))
if rp:
af.read_properties()
if rs:
af.read_samples_from_file()
return af
def perform_command(self):
"""
Perform command and return the appropriate exit code.
:rtype: int
"""
if len(self.actual_arguments) < 1:
return self.print_help()
audio_file_path = self.actual_arguments[0]
try:
audiofile = AudioFile(audio_file_path, rconf=self.rconf, logger=self.logger)
audiofile.read_properties()
if self.has_option([u"-f", u"--full"]):
audiofile.read_samples_from_file()
self.print_generic(audiofile.__unicode__())
return self.NO_ERROR_EXIT_CODE
except OSError:
self.print_error(u"Cannot read file '%s'" % (audio_file_path))
self.print_error(u"Make sure the input file path is written/escaped correctly")
except AudioFileProbeError:
self.print_error(u"Unable to call the ffprobe executable '%s'" % (self.rconf[RuntimeConfiguration.FFPROBE_PATH]))
self.print_error(u"Make sure the path to ffprobe is correct")
except AudioFileUnsupportedFormatError:
self.print_error(u"Cannot read properties of file '%s'" % (audio_file_path))
self.print_error(u"Make sure the input file has a format supported by ffprobe")
return self.ERROR_EXIT_CODE
def test_load_audio_file(self):
af = AudioFile(gf.absolute_path(self.AUDIO_FILE_WAVE, __file__))
af.read_samples_from_file()
audiofile = AudioFileMFCC(audio_file=af)
self.assertIsNotNone(audiofile.all_mfcc)
self.assertAlmostEqual(audiofile.audio_length,
TimeValue("53.3"),
places=1) # 53.266
def test_compute_mfcc(self):
try:
import aeneas.cmfcc.cmfcc
audio_file = AudioFile(self.AUDIO)
audio_file.read_samples_from_file()
mfcc_c = (aeneas.cmfcc.cmfcc.compute_from_data(
audio_file.audio_samples, audio_file.audio_sample_rate, 40, 13,
512, 133.3333, 6855.4976, 0.97, 0.025, 0.010)[0]).transpose()
self.assertEqual(mfcc_c.shape[0], 13)
self.assertGreater(mfcc_c.shape[1], 0)
except ImportError:
pass
def _load_audio_file(self):
"""
Load audio in memory.
:rtype: :class:`~aeneas.audiofile.AudioFile`
"""
self._step_begin(u"load audio file")
audio_file = AudioFile(
file_path=self.task.audio_file_path_absolute, is_mono_wave=False, rconf=self.rconf, logger=self.logger
)
audio_file.read_samples_from_file()
self._step_end()
return audio_file
def _load_audio_file(self):
"""
Load audio in memory.
:rtype: :class:`~aeneas.audiofile.AudioFile`
"""
self._step_begin(u"load audio file")
audio_file = AudioFile(file_path=self.task.audio_file_path_absolute,
is_mono_wave=False,
rconf=self.rconf,
logger=self.logger)
audio_file.read_samples_from_file()
self._step_end()
return audio_file
def _load_audio_file(self):
"""
Load audio in memory.
:rtype: :class:`~aeneas.audiofile.AudioFile`
"""
self._step_begin(u"load audio file")
# NOTE file_format=None forces conversion to
# PCM16 mono WAVE with default sample rate
audio_file = AudioFile(file_path=self.task.audio_file_path_absolute,
file_format=None,
rconf=self.rconf,
logger=self.logger)
audio_file.read_samples_from_file()
self._step_end()
return audio_file
def _load_audio_file(self):
"""
Load audio in memory.
:rtype: :class:`~aeneas.audiofile.AudioFile`
"""
self._step_begin(u"load audio file")
# NOTE file_format=None forces conversion to
# PCM16 mono WAVE with default sample rate
audio_file = AudioFile(
file_path=self.task.audio_file_path_absolute,
file_format=None,
rconf=self.rconf,
logger=self.logger
)
audio_file.read_samples_from_file()
self._step_end()
return audio_file
def test_compute_mfcc(self):
try:
import aeneas.cmfcc.cmfcc
audio_file = AudioFile(self.AUDIO)
audio_file.read_samples_from_file()
mfcc_c = (aeneas.cmfcc.cmfcc.compute_from_data(
audio_file.audio_samples,
audio_file.audio_sample_rate,
40,
13,
512,
133.3333,
6855.4976,
0.97,
0.025,
0.010
)[0]).transpose()
self.assertEqual(mfcc_c.shape[0], 13)
self.assertGreater(mfcc_c.shape[1], 0)
except ImportError:
pass
def test_load_audio_file(self):
af = AudioFile(gf.absolute_path(self.AUDIO_FILE_WAVE, __file__))
af.read_samples_from_file()
audiofile = AudioFileMFCC(audio_file=af)
self.assertIsNotNone(audiofile.all_mfcc)
self.assertAlmostEqual(audiofile.audio_length, TimeValue("53.3"), places=1) # 53.266
def perform_command(self):
"""
Perform command and return the appropriate exit code.
:rtype: int
"""
if len(self.actual_arguments) < 2:
return self.print_help()
input_file_path = self.actual_arguments[0]
output_file_path = self.actual_arguments[1]
if not self.check_input_file(input_file_path):
return self.ERROR_EXIT_CODE
if not self.check_output_file(output_file_path):
return self.ERROR_EXIT_CODE
fast = self.has_option("--fast")
fragment_text = self.has_option("--text")
h_zoom = gf.safe_int(self.has_option_with_value("--hzoom"), 5)
label = self.has_option_with_value("--label")
time_step = gf.safe_int(self.has_option_with_value("--time-step"), 0)
v_zoom = gf.safe_int(self.has_option_with_value("--vzoom"), 30)
labels = not self.has_option("--no-labels")
begin_times = not self.has_option("--no-begin-times")
end_times = not self.has_option("--no-end-times")
begin_guides = not self.has_option("--no-begin-guides")
end_guides = not self.has_option("--no-end-guides")
try:
# import or ImportError
from aeneas.plotter import PlotLabelset
from aeneas.plotter import PlotTimeScale
from aeneas.plotter import PlotWaveform
from aeneas.plotter import Plotter
# create plotter object
self.print_info(u"Plotting to file...")
plotter = Plotter(rconf=self.rconf, logger=self.logger)
# add waveform
afm = AudioFile(input_file_path,
rconf=self.rconf,
logger=self.logger)
afm.read_samples_from_file()
plotter.add_waveform(
PlotWaveform(afm,
label=label,
fast=fast,
rconf=self.rconf,
logger=self.logger))
# add time scale, if requested
if time_step > 0:
plotter.add_timescale(
PlotTimeScale(afm.audio_length,
time_step=time_step,
rconf=self.rconf,
logger=self.logger))
# add labelsets, if any
for i in range(len(self.actual_arguments)):
if (self.actual_arguments[i]
== "-i") and (i + 1 < len(self.actual_arguments)):
label_file_path = self.actual_arguments[i + 1]
extension = gf.file_extension(label_file_path)
if extension == "vad":
labelset = self._read_syncmap_file(
label_file_path, SyncMapFormat.TSV, False)
ls = PlotLabelset(labelset,
parameters=None,
rconf=self.rconf,
logger=self.logger)
ls.parameters["labels"] = False
ls.parameters["begin_time"] = begin_times
ls.parameters["end_time"] = end_times
ls.parameters["begin_guide"] = begin_guides
ls.parameters["end_guide"] = end_guides
plotter.add_labelset(ls)
if extension in SyncMapFormat.ALLOWED_VALUES:
labelset = self._read_syncmap_file(
label_file_path, extension, fragment_text)
ls = PlotLabelset(labelset,
parameters=None,
rconf=self.rconf,
logger=self.logger)
ls.parameters["labels"] = labels
ls.parameters["begin_time"] = begin_times
ls.parameters["end_time"] = end_times
ls.parameters["begin_guide"] = begin_guides
ls.parameters["end_guide"] = end_guides
plotter.add_labelset(ls)
# output to file
plotter.draw_png(output_file_path, h_zoom=h_zoom, v_zoom=v_zoom)
self.print_info(u"Plotting to file... done")
self.print_success(u"Created file '%s'" % output_file_path)
return self.NO_ERROR_EXIT_CODE
except ImportError:
self.print_error(
u"You need to install Python module Pillow to output image to file. Run:"
)
self.print_error(u"$ pip install Pillow")
self.print_error(u"or, to install for all users:")
self.print_error(u"$ sudo pip install Pillow")
except Exception as exc:
self.print_error(
u"An unexpected error occurred while generating the image file:"
)
self.print_error(u"%s" % exc)
return self.ERROR_EXIT_CODE
def perform_command(self):
"""
Perform command and return the appropriate exit code.
:rtype: int
"""
if len(self.actual_arguments) < 2:
return self.print_help()
input_file_path = self.actual_arguments[0]
output_file_path = self.actual_arguments[1]
if not self.check_input_file(input_file_path):
return self.ERROR_EXIT_CODE
if not self.check_output_file(output_file_path):
return self.ERROR_EXIT_CODE
fast = self.has_option("--fast")
fragment_text = self.has_option("--text")
h_zoom = gf.safe_int(self.has_option_with_value("--hzoom"), 5)
label = self.has_option_with_value("--label")
time_step = gf.safe_int(self.has_option_with_value("--time-step"), 0)
v_zoom = gf.safe_int(self.has_option_with_value("--vzoom"), 30)
labels = not self.has_option("--no-labels")
begin_times = not self.has_option("--no-begin-times")
end_times = not self.has_option("--no-end-times")
begin_guides = not self.has_option("--no-begin-guides")
end_guides = not self.has_option("--no-end-guides")
try:
# import or ImportError
from aeneas.plotter import PlotLabelset
from aeneas.plotter import PlotTimeScale
from aeneas.plotter import PlotWaveform
from aeneas.plotter import Plotter
# create plotter object
self.print_info(u"Plotting to file...")
plotter = Plotter(rconf=self.rconf, logger=self.logger)
# add waveform
afm = AudioFile(input_file_path, rconf=self.rconf, logger=self.logger)
afm.read_samples_from_file()
plotter.add_waveform(PlotWaveform(afm, label=label, fast=fast, rconf=self.rconf, logger=self.logger))
# add time scale, if requested
if time_step > 0:
plotter.add_timescale(PlotTimeScale(afm.audio_length, time_step=time_step, rconf=self.rconf, logger=self.logger))
# add labelsets, if any
for i in range(len(self.actual_arguments)):
if (self.actual_arguments[i] == "-i") and (i + 1 < len(self.actual_arguments)):
label_file_path = self.actual_arguments[i+1]
extension = gf.file_extension(label_file_path)
if extension == "vad":
labelset = self._read_syncmap_file(label_file_path, SyncMapFormat.TSV, False)
ls = PlotLabelset(labelset, parameters=None, rconf=self.rconf, logger=self.logger)
ls.parameters["labels"] = False
ls.parameters["begin_time"] = begin_times
ls.parameters["end_time"] = end_times
ls.parameters["begin_guide"] = begin_guides
ls.parameters["end_guide"] = end_guides
plotter.add_labelset(ls)
if extension in SyncMapFormat.ALLOWED_VALUES:
labelset = self._read_syncmap_file(label_file_path, extension, fragment_text)
ls = PlotLabelset(labelset, parameters=None, rconf=self.rconf, logger=self.logger)
ls.parameters["labels"] = labels
ls.parameters["begin_time"] = begin_times
ls.parameters["end_time"] = end_times
ls.parameters["begin_guide"] = begin_guides
ls.parameters["end_guide"] = end_guides
plotter.add_labelset(ls)
# output to file
plotter.draw_png(output_file_path, h_zoom=h_zoom, v_zoom=v_zoom)
self.print_info(u"Plotting to file... done")
self.print_success(u"Created file '%s'" % output_file_path)
return self.NO_ERROR_EXIT_CODE
except ImportError:
self.print_error(u"You need to install Python module Pillow to output image to file. Run:")
self.print_error(u"$ pip install Pillow")
self.print_error(u"or, to install for all users:")
self.print_error(u"$ sudo pip install Pillow")
except Exception as exc:
self.print_error(u"An unexpected error occurred while generating the image file:")
self.print_error(u"%s" % exc)
return self.ERROR_EXIT_CODE
def _synthesize_single_subprocess(self, text, voice_code, output_file_path):
"""
Synthesize a single text fragment via ``subprocess``.
:rtype: tuple (result, (duration, sample_rate, encoding, samples))
"""
self.log(u"Synthesizing using pure Python...")
try:
# if the TTS engine reads text from file,
# write the text into a temporary file
if self.CLI_PARAMETER_TEXT_PATH in self.subprocess_arguments:
self.log(u"TTS engine reads text from file")
tmp_text_file_handler, tmp_text_file_path = gf.tmp_file(suffix=u".txt", root=self.rconf[RuntimeConfiguration.TMP_PATH])
self.log([u"Creating temporary text file '%s'...", tmp_text_file_path])
with io.open(tmp_text_file_path, "w", encoding="utf-8") as tmp_text_file:
tmp_text_file.write(text)
self.log([u"Creating temporary text file '%s'... done", tmp_text_file_path])
else:
self.log(u"TTS engine reads text from stdin")
tmp_text_file_handler = None
tmp_text_file_path = None
# copy all relevant arguments
self.log(u"Creating arguments list...")
arguments = []
for arg in self.subprocess_arguments:
if arg == self.CLI_PARAMETER_VOICE_CODE_FUNCTION:
arguments.extend(self._voice_code_to_subprocess(voice_code))
elif arg == self.CLI_PARAMETER_VOICE_CODE_STRING:
arguments.append(voice_code)
elif arg == self.CLI_PARAMETER_TEXT_PATH:
arguments.append(tmp_text_file_path)
elif arg == self.CLI_PARAMETER_WAVE_PATH:
arguments.append(output_file_path)
elif arg == self.CLI_PARAMETER_TEXT_STDIN:
# placeholder, do not append
pass
elif arg == self.CLI_PARAMETER_WAVE_STDOUT:
# placeholder, do not append
pass
else:
arguments.append(arg)
self.log(u"Creating arguments list... done")
# actual call via subprocess
self.log(u"Calling TTS engine...")
self.log([u"Calling with arguments '%s'", arguments])
self.log([u"Calling with text '%s'", text])
proc = subprocess.Popen(
arguments,
stdout=subprocess.PIPE,
stdin=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True
)
if self.CLI_PARAMETER_TEXT_STDIN in self.subprocess_arguments:
self.log(u"Passing text via stdin...")
if gf.PY2:
(stdoutdata, stderrdata) = proc.communicate(input=gf.safe_bytes(text))
else:
(stdoutdata, stderrdata) = proc.communicate(input=text)
self.log(u"Passing text via stdin... done")
else:
self.log(u"Passing text via file...")
(stdoutdata, stderrdata) = proc.communicate()
self.log(u"Passing text via file... done")
proc.stdout.close()
proc.stdin.close()
proc.stderr.close()
if self.CLI_PARAMETER_WAVE_STDOUT in self.subprocess_arguments:
self.log(u"TTS engine wrote audio data to stdout")
self.log([u"Writing audio data to file '%s'...", output_file_path])
with io.open(output_file_path, "wb") as output_file:
output_file.write(stdoutdata)
self.log([u"Writing audio data to file '%s'... done", output_file_path])
else:
self.log(u"TTS engine wrote audio data to file")
if tmp_text_file_path is not None:
self.log([u"Delete temporary text file '%s'", tmp_text_file_path])
gf.delete_file(tmp_text_file_handler, tmp_text_file_path)
self.log(u"Calling TTS ... done")
except Exception as exc:
self.log_exc(u"An unexpected error occurred while calling TTS engine via subprocess", exc, False, None)
return (False, None)
# check the file can be read
if not gf.file_can_be_read(output_file_path):
self.log_exc(u"Output file '%s' cannot be read" % (output_file_path), None, True, None)
return (False, None)
# return the duration of the output file
try:
# if we know the TTS outputs to PCM16 mono WAVE,
# we can read samples directly from it,
# without an intermediate conversion through ffmpeg
audio_file = AudioFile(
file_path=output_file_path,
is_mono_wave=self.OUTPUT_MONO_WAVE,
rconf=self.rconf,
logger=self.logger
)
audio_file.read_samples_from_file()
self.log([u"Duration of '%s': %f", output_file_path, audio_file.audio_length])
self.log(u"Synthesizing using pure Python... done")
return (True, (
audio_file.audio_length,
audio_file.audio_sample_rate,
audio_file.audio_format,
audio_file.audio_samples
))
except (AudioFileUnsupportedFormatError, OSError) as exc:
self.log_exc(u"An unexpected error occurred while trying to read the sythesized audio file", exc, True, None)
return (False, None)
