vocode-python/vocode/turn_based/output_device/speaker_output.py
2023-03-20 15:37:23 -07:00

32 lines
930 B
Python

import sounddevice as sd
import numpy as np
from pydub import AudioSegment
from vocode.turn_based.output_device.base_output_device import BaseOutputDevice
class SpeakerOutput(BaseOutputDevice):
DEFAULT_SAMPLING_RATE = 44100
def __init__(
self,
device_info: dict,
sampling_rate: int = None,
):
self.device_info = device_info
self.sampling_rate = sampling_rate or int(
self.device_info.get("default_samplerate", self.DEFAULT_SAMPLING_RATE)
)
self.stream = sd.OutputStream(
channels=1,
samplerate=self.sampling_rate,
dtype=np.int16,
device=int(self.device_info["index"]),
)
self.stream.start()
def send_audio(self, audio_segment: AudioSegment):
self.stream.write(np.frombuffer(audio_segment.raw_data, dtype=np.int16))
def terminate(self):
self.stream.close()