69 lines
1.8 KiB
Python
69 lines
1.8 KiB
Python
"""Support for the Pico TTS speech service."""
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import logging
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import os
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import shutil
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import subprocess
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import tempfile
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import voluptuous as vol
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from homeassistant.components.tts import CONF_LANG, PLATFORM_SCHEMA, Provider
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_LOGGER = logging.getLogger(__name__)
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SUPPORT_LANGUAGES = ["en-US", "en-GB", "de-DE", "es-ES", "fr-FR", "it-IT"]
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DEFAULT_LANG = "en-US"
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{vol.Optional(CONF_LANG, default=DEFAULT_LANG): vol.In(SUPPORT_LANGUAGES)}
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)
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def get_engine(hass, config, discovery_info=None):
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"""Set up Pico speech component."""
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if shutil.which("pico2wave") is None:
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_LOGGER.error("'pico2wave' was not found")
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return False
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return PicoProvider(config[CONF_LANG])
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class PicoProvider(Provider):
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"""The Pico TTS API provider."""
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def __init__(self, lang):
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"""Initialize Pico TTS provider."""
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self._lang = lang
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self.name = "PicoTTS"
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@property
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def default_language(self):
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"""Return the default language."""
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return self._lang
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@property
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def supported_languages(self):
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"""Return list of supported languages."""
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return SUPPORT_LANGUAGES
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def get_tts_audio(self, message, language, options=None):
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"""Load TTS using pico2wave."""
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with tempfile.NamedTemporaryFile(suffix=".wav", delete=False) as tmpf:
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fname = tmpf.name
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cmd = ["pico2wave", "--wave", fname, "-l", language, message]
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subprocess.call(cmd)
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data = None
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try:
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with open(fname, "rb") as voice:
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data = voice.read()
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except OSError:
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_LOGGER.error("Error trying to read %s", fname)
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return (None, None)
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finally:
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os.remove(fname)
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if data:
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return ("wav", data)
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return (None, None)
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