core/homeassistant/components/tts/baidu.py

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"""
Support for the baidu speech service.
For more details about this component, please refer to the documentation at
https://home-assistant.io/components/tts.baidu/
"""
import logging
import voluptuous as vol
from homeassistant.const import CONF_API_KEY
from homeassistant.components.tts import Provider, PLATFORM_SCHEMA, CONF_LANG
import homeassistant.helpers.config_validation as cv
REQUIREMENTS = ["baidu-aip==1.6.6"]
_LOGGER = logging.getLogger(__name__)
SUPPORT_LANGUAGES = [
'zh',
]
DEFAULT_LANG = 'zh'
CONF_APP_ID = 'app_id'
CONF_SECRET_KEY = 'secret_key'
CONF_SPEED = 'speed'
CONF_PITCH = 'pitch'
CONF_VOLUME = 'volume'
CONF_PERSON = 'person'
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(CONF_LANG, default=DEFAULT_LANG): vol.In(SUPPORT_LANGUAGES),
vol.Required(CONF_APP_ID): cv.string,
vol.Required(CONF_API_KEY): cv.string,
vol.Required(CONF_SECRET_KEY): cv.string,
vol.Optional(CONF_SPEED, default=5): vol.All(
vol.Coerce(int), vol.Range(min=0, max=9)),
vol.Optional(CONF_PITCH, default=5): vol.All(
vol.Coerce(int), vol.Range(min=0, max=9)),
vol.Optional(CONF_VOLUME, default=5): vol.All(
vol.Coerce(int), vol.Range(min=0, max=15)),
vol.Optional(CONF_PERSON, default=0): vol.All(
vol.Coerce(int), vol.Range(min=0, max=4)),
})
def get_engine(hass, config):
"""Set up Baidu TTS component."""
return BaiduTTSProvider(hass, config)
class BaiduTTSProvider(Provider):
"""Baidu TTS speech api provider."""
def __init__(self, hass, conf):
"""Init Baidu TTS service."""
self.hass = hass
self._lang = conf.get(CONF_LANG)
self._codec = 'mp3'
self.name = 'BaiduTTS'
self._app_data = {
'appid': conf.get(CONF_APP_ID),
'apikey': conf.get(CONF_API_KEY),
'secretkey': conf.get(CONF_SECRET_KEY),
}
self._speech_conf_data = {
'spd': conf.get(CONF_SPEED),
'pit': conf.get(CONF_PITCH),
'vol': conf.get(CONF_VOLUME),
'per': conf.get(CONF_PERSON),
}
@property
def default_language(self):
"""Return the default language."""
return self._lang
@property
def supported_languages(self):
"""Return list of supported languages."""
return SUPPORT_LANGUAGES
def get_tts_audio(self, message, language, options=None):
"""Load TTS from BaiduTTS."""
from aip import AipSpeech
aip_speech = AipSpeech(
self._app_data['appid'],
self._app_data['apikey'],
self._app_data['secretkey']
)
result = aip_speech.synthesis(
message, language, 1, self._speech_conf_data)
if isinstance(result, dict):
_LOGGER.error(
"Baidu TTS error-- err_no:%d; err_msg:%s; err_detail:%s",
result['err_no'],
result['err_msg'],
result['err_detail'])
return (None, None)
return (self._codec, result)