75 lines
2.5 KiB
Python
Executable File
75 lines
2.5 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
import json
|
|
import os
|
|
import sys
|
|
import asyncio
|
|
import websockets
|
|
import logging
|
|
import sounddevice as sd
|
|
import argparse
|
|
|
|
def int_or_str(text):
|
|
"""Helper function for argument parsing."""
|
|
try:
|
|
return int(text)
|
|
except ValueError:
|
|
return text
|
|
|
|
def callback(indata, frames, time, status):
|
|
"""This is called (from a separate thread) for each audio block."""
|
|
loop.call_soon_threadsafe(audio_queue.put_nowait, bytes(indata))
|
|
|
|
async def run_test():
|
|
|
|
with sd.RawInputStream(samplerate=args.samplerate, blocksize = 4000, device=args.device, dtype='int16',
|
|
channels=1, callback=callback) as device:
|
|
|
|
async with websockets.connect(args.uri) as websocket:
|
|
await websocket.send('{ "config" : { "sample_rate" : %d } }' % (device.samplerate))
|
|
|
|
while True:
|
|
data = await audio_queue.get()
|
|
await websocket.send(data)
|
|
result = await websocket.recv()
|
|
j = json.loads(result)
|
|
if "text" in j and "result" in j:
|
|
print(j["text"])
|
|
n = 0
|
|
for word in j["result"]:
|
|
n += int(word["conf"])
|
|
print(n/len(j["result"]))
|
|
await websocket.send('{"eof" : 1}')
|
|
print (await websocket.recv())
|
|
|
|
async def main():
|
|
|
|
global args
|
|
global loop
|
|
global audio_queue
|
|
|
|
parser = argparse.ArgumentParser(add_help=False)
|
|
parser.add_argument('-l', '--list-devices', action='store_true',
|
|
help='show list of audio devices and exit')
|
|
args, remaining = parser.parse_known_args()
|
|
if args.list_devices:
|
|
print(sd.query_devices())
|
|
parser.exit(0)
|
|
parser = argparse.ArgumentParser(description="ASR Server",
|
|
formatter_class=argparse.RawDescriptionHelpFormatter,
|
|
parents=[parser])
|
|
parser.add_argument('-u', '--uri', type=str, metavar='URL',
|
|
help='Server URL', default='ws://localhost:2700')
|
|
parser.add_argument('-d', '--device', type=int_or_str,
|
|
help='input device (numeric ID or substring)')
|
|
parser.add_argument('-r', '--samplerate', type=int, help='sampling rate', default=16000)
|
|
args = parser.parse_args(remaining)
|
|
loop = asyncio.get_running_loop()
|
|
audio_queue = asyncio.Queue()
|
|
|
|
logging.basicConfig(level=logging.INFO)
|
|
await run_test()
|
|
|
|
if __name__ == '__main__':
|
|
asyncio.run(main())
|