60 lines
1.7 KiB
Python
60 lines
1.7 KiB
Python
"""Support for the demo for speech to text service."""
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from typing import List
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from aiohttp import StreamReader
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from homeassistant.components.stt import Provider, SpeechMetadata, SpeechResult
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from homeassistant.components.stt.const import (
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AudioBitrates,
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AudioFormats,
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AudioSamplerates,
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AudioCodecs,
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SpeechResultState,
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)
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SUPPORT_LANGUAGES = ["en", "de"]
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async def async_get_engine(hass, config):
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"""Set up Demo speech component."""
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return DemoProvider()
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class DemoProvider(Provider):
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"""Demo speech API provider."""
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@property
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def supported_languages(self) -> List[str]:
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"""Return a list of supported languages."""
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return SUPPORT_LANGUAGES
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@property
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def supported_formats(self) -> List[AudioFormats]:
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"""Return a list of supported formats."""
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return [AudioFormats.WAV]
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@property
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def supported_codecs(self) -> List[AudioCodecs]:
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"""Return a list of supported codecs."""
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return [AudioCodecs.PCM]
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@property
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def supported_bitrates(self) -> List[AudioBitrates]:
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"""Return a list of supported bitrates."""
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return [AudioBitrates.BITRATE_16]
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@property
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def supported_samplerates(self) -> List[AudioSamplerates]:
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"""Return a list of supported samplerates."""
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return [AudioSamplerates.SAMPLERATE_16000, AudioSamplerates.SAMPLERATE_44100]
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async def async_process_audio_stream(
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self, metadata: SpeechMetadata, stream: StreamReader
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) -> SpeechResult:
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"""Process an audio stream to STT service."""
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# Read available data
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async for _ in stream.iter_chunked(4096):
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pass
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return SpeechResult("Turn the Kitchen Lights on", SpeechResultState.SUCCESS)
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