57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
# Copyright 2017 Mycroft AI Inc.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
#
|
|
import subprocess
|
|
|
|
from .tts import TTS, TTSValidator
|
|
|
|
|
|
class ESpeak(TTS):
|
|
"""TTS module for generating speech using ESpeak."""
|
|
def __init__(self, lang, config):
|
|
super(ESpeak, self).__init__(lang, config, ESpeakValidator(self))
|
|
|
|
def get_tts(self, sentence, wav_file):
|
|
"""Generate WAV from sentence, phonemes aren't supported.
|
|
|
|
Arguments:
|
|
sentence (str): sentence to generate audio for
|
|
wav_file (str): output file
|
|
|
|
Returns:
|
|
tuple ((str) file location, None)
|
|
"""
|
|
subprocess.call(['espeak', '-v', self.lang + '+' + self.voice,
|
|
'-w', wav_file, sentence])
|
|
return wav_file, None
|
|
|
|
|
|
class ESpeakValidator(TTSValidator):
|
|
def __init__(self, tts):
|
|
super(ESpeakValidator, self).__init__(tts)
|
|
|
|
def validate_lang(self):
|
|
# TODO
|
|
pass
|
|
|
|
def validate_connection(self):
|
|
try:
|
|
subprocess.call(['espeak', '--version'])
|
|
except Exception:
|
|
raise Exception('ESpeak is not installed. Please install it on '
|
|
'your system and restart Mycroft.')
|
|
|
|
def get_tts_class(self):
|
|
return ESpeak
|