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"""Support for IBM Watson TTS integration.""" |
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{ | ||
"domain": "watson_tts", | ||
"name": "IBM Watson TTS", | ||
"documentation": "https://www.home-assistant.io/components/watson_tts", | ||
"requirements": [ | ||
"ibm-watson==3.0.3" | ||
], | ||
"dependencies": [], | ||
"codeowners": [ | ||
"@rutkai" | ||
] | ||
} |
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"""Support for IBM Watson TTS integration.""" | ||
import logging | ||
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import voluptuous as vol | ||
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from homeassistant.components.tts import PLATFORM_SCHEMA, Provider | ||
import homeassistant.helpers.config_validation as cv | ||
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_LOGGER = logging.getLogger(__name__) | ||
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CONF_URL = 'watson_url' | ||
CONF_APIKEY = 'watson_apikey' | ||
ATTR_CREDENTIALS = 'credentials' | ||
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DEFAULT_URL = 'https://stream.watsonplatform.net/text-to-speech/api' | ||
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CONF_VOICE = 'voice' | ||
CONF_OUTPUT_FORMAT = 'output_format' | ||
CONF_TEXT_TYPE = 'text' | ||
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SUPPORTED_VOICES = [ | ||
"de-DE_BirgitVoice", | ||
"de-DE_BirgitV2Voice", | ||
"de-DE_DieterVoice", | ||
"de-DE_DieterV2Voice" | ||
"en-GB_KateVoice", | ||
"en-US_AllisonVoice", | ||
"en-US_AllisonV2Voice", | ||
"en-US_LisaVoice", | ||
"en-US_LisaV2Voice", | ||
"en-US_MichaelVoice", | ||
"en-US_MichaelV2Voice", | ||
"es-ES_EnriqueVoice", | ||
"es-ES_LauraVoice", | ||
"es-LA_SofiaVoice", | ||
"es-US_SofiaVoice", | ||
"fr-FR_ReneeVoice", | ||
"it-IT_FrancescaVoice", | ||
"it-IT_FrancescaV2Voice", | ||
"ja-JP_EmiVoice", | ||
"pt-BR_IsabelaVoice" | ||
] | ||
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SUPPORTED_OUTPUT_FORMATS = [ | ||
'audio/flac', | ||
'audio/mp3', | ||
'audio/mpeg', | ||
'audio/ogg', | ||
'audio/ogg;codecs=opus', | ||
'audio/ogg;codecs=vorbis', | ||
'audio/wav' | ||
] | ||
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CONTENT_TYPE_EXTENSIONS = { | ||
'audio/flac': 'flac', | ||
'audio/mp3': 'mp3', | ||
'audio/mpeg': 'mp3', | ||
'audio/ogg': 'ogg', | ||
'audio/ogg;codecs=opus': 'ogg', | ||
'audio/ogg;codecs=vorbis': 'ogg', | ||
'audio/wav': 'wav', | ||
} | ||
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DEFAULT_VOICE = 'en-US_AllisonVoice' | ||
DEFAULT_OUTPUT_FORMAT = 'audio/mp3' | ||
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({ | ||
vol.Optional(CONF_URL, default=DEFAULT_URL): cv.string, | ||
vol.Inclusive(CONF_APIKEY, ATTR_CREDENTIALS): cv.string, | ||
vol.Optional(CONF_VOICE, default=DEFAULT_VOICE): vol.In(SUPPORTED_VOICES), | ||
vol.Optional(CONF_OUTPUT_FORMAT, default=DEFAULT_OUTPUT_FORMAT): | ||
vol.In(SUPPORTED_OUTPUT_FORMATS), | ||
}) | ||
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def get_engine(hass, config): | ||
"""Set up IBM Watson TTS component.""" | ||
from ibm_watson import TextToSpeechV1 | ||
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service = TextToSpeechV1( | ||
url=config.get(CONF_URL), | ||
iam_apikey=config.get(CONF_APIKEY) | ||
) | ||
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supported_languages = list({s[:5] for s in SUPPORTED_VOICES}) | ||
default_voice = config.get(CONF_VOICE) | ||
output_format = config.get(CONF_OUTPUT_FORMAT) | ||
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return WatsonTTSProvider( | ||
service, supported_languages, default_voice, output_format) | ||
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class WatsonTTSProvider(Provider): | ||
"""IBM Watson TTS api provider.""" | ||
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def __init__(self, | ||
service, | ||
supported_languages, | ||
default_voice, | ||
output_format): | ||
"""Initialize Amazon Polly provider for TTS.""" | ||
self.service = service | ||
self.supported_langs = supported_languages | ||
self.default_lang = default_voice[:5] | ||
self.default_voice = default_voice | ||
self.output_format = output_format | ||
self.name = 'Watson TTS' | ||
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@property | ||
def supported_languages(self): | ||
"""Return a list of supported languages.""" | ||
return self.supported_langs | ||
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@property | ||
def default_language(self): | ||
"""Return the default language.""" | ||
return self.default_lang | ||
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@property | ||
def default_options(self): | ||
"""Return dict include default options.""" | ||
return {CONF_VOICE: self.default_voice} | ||
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@property | ||
def supported_options(self): | ||
"""Return a list of supported options.""" | ||
return [CONF_VOICE] | ||
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def get_tts_audio(self, message, language=None, options=None): | ||
"""Request TTS file from Watson TTS.""" | ||
response = self.service.synthesize( | ||
message, accept=self.output_format, | ||
voice=self.default_voice).get_result() | ||
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return (CONTENT_TYPE_EXTENSIONS[self.output_format], | ||
response.content) |
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