FunASR/runtime/python/websocket/funasr_wss_client.py

394 lines
13 KiB
Python

# -*- encoding: utf-8 -*-
import os
import time
import websockets, ssl
import asyncio
# import threading
import argparse
import json
import traceback
from multiprocessing import Process
# from funasr.fileio.datadir_writer import DatadirWriter
import logging
logging.basicConfig(level=logging.ERROR)
parser = argparse.ArgumentParser()
parser.add_argument(
"--host", type=str, default="localhost", required=False, help="host ip, localhost, 0.0.0.0"
)
parser.add_argument("--port", type=int, default=10095, required=False, help="grpc server port")
parser.add_argument("--chunk_size", type=str, default="5, 10, 5", help="chunk")
parser.add_argument("--encoder_chunk_look_back", type=int, default=4, help="chunk")
parser.add_argument("--decoder_chunk_look_back", type=int, default=0, help="chunk")
parser.add_argument("--chunk_interval", type=int, default=10, help="chunk")
parser.add_argument(
"--hotword",
type=str,
default="",
help="hotword file path, one hotword perline (e.g.:阿里巴巴 20)",
)
parser.add_argument("--audio_in", type=str, default=None, help="audio_in")
parser.add_argument("--audio_fs", type=int, default=16000, help="audio_fs")
parser.add_argument(
"--send_without_sleep",
action="store_true",
default=True,
help="if audio_in is set, send_without_sleep",
)
parser.add_argument("--thread_num", type=int, default=1, help="thread_num")
parser.add_argument("--words_max_print", type=int, default=10000, help="chunk")
parser.add_argument("--output_dir", type=str, default=None, help="output_dir")
parser.add_argument("--ssl", type=int, default=1, help="1 for ssl connect, 0 for no ssl")
parser.add_argument("--use_itn", type=int, default=1, help="1 for using itn, 0 for not itn")
parser.add_argument("--mode", type=str, default="2pass", help="offline, online, 2pass")
args = parser.parse_args()
args.chunk_size = [int(x) for x in args.chunk_size.split(",")]
print(args)
# voices = asyncio.Queue()
from queue import Queue
voices = Queue()
offline_msg_done = False
if args.output_dir is not None:
# if os.path.exists(args.output_dir):
# os.remove(args.output_dir)
if not os.path.exists(args.output_dir):
os.makedirs(args.output_dir)
async def record_microphone():
is_finished = False
import pyaudio
# print("2")
global voices
FORMAT = pyaudio.paInt16
CHANNELS = 1
RATE = 16000
chunk_size = 60 * args.chunk_size[1] / args.chunk_interval
CHUNK = int(RATE / 1000 * chunk_size)
p = pyaudio.PyAudio()
stream = p.open(
format=FORMAT, channels=CHANNELS, rate=RATE, input=True, frames_per_buffer=CHUNK
)
# hotwords
fst_dict = {}
hotword_msg = ""
if args.hotword.strip() != "":
if os.path.exists(args.hotword):
f_scp = open(args.hotword)
hot_lines = f_scp.readlines()
for line in hot_lines:
words = line.strip().split(" ")
if len(words) < 2:
print("Please checkout format of hotwords")
continue
try:
fst_dict[" ".join(words[:-1])] = int(words[-1])
except ValueError:
print("Please checkout format of hotwords")
hotword_msg = json.dumps(fst_dict)
else:
hotword_msg = args.hotword
use_itn = True
if args.use_itn == 0:
use_itn = False
message = json.dumps(
{
"mode": args.mode,
"chunk_size": args.chunk_size,
"chunk_interval": args.chunk_interval,
"encoder_chunk_look_back": args.encoder_chunk_look_back,
"decoder_chunk_look_back": args.decoder_chunk_look_back,
"wav_name": "microphone",
"is_speaking": True,
"hotwords": hotword_msg,
"itn": use_itn,
}
)
# voices.put(message)
await websocket.send(message)
while True:
data = stream.read(CHUNK)
message = data
# voices.put(message)
await websocket.send(message)
await asyncio.sleep(0.005)
async def record_from_scp(chunk_begin, chunk_size):
global voices
is_finished = False
if args.audio_in.endswith(".scp"):
f_scp = open(args.audio_in)
wavs = f_scp.readlines()
else:
wavs = [args.audio_in]
# hotwords
fst_dict = {}
hotword_msg = ""
if args.hotword.strip() != "":
if os.path.exists(args.hotword):
f_scp = open(args.hotword)
hot_lines = f_scp.readlines()
for line in hot_lines:
words = line.strip().split(" ")
if len(words) < 2:
print("Please checkout format of hotwords")
continue
try:
fst_dict[" ".join(words[:-1])] = int(words[-1])
except ValueError:
print("Please checkout format of hotwords")
hotword_msg = json.dumps(fst_dict)
else:
hotword_msg = args.hotword
print(hotword_msg)
sample_rate = args.audio_fs
wav_format = "pcm"
use_itn = True
if args.use_itn == 0:
use_itn = False
if chunk_size > 0:
wavs = wavs[chunk_begin : chunk_begin + chunk_size]
for wav in wavs:
wav_splits = wav.strip().split()
wav_name = wav_splits[0] if len(wav_splits) > 1 else "demo"
wav_path = wav_splits[1] if len(wav_splits) > 1 else wav_splits[0]
if not len(wav_path.strip()) > 0:
continue
if wav_path.endswith(".pcm"):
with open(wav_path, "rb") as f:
audio_bytes = f.read()
elif wav_path.endswith(".wav"):
import wave
with wave.open(wav_path, "rb") as wav_file:
params = wav_file.getparams()
sample_rate = wav_file.getframerate()
frames = wav_file.readframes(wav_file.getnframes())
audio_bytes = bytes(frames)
else:
wav_format = "others"
with open(wav_path, "rb") as f:
audio_bytes = f.read()
stride = int(60 * args.chunk_size[1] / args.chunk_interval / 1000 * sample_rate * 2)
chunk_num = (len(audio_bytes) - 1) // stride + 1
# print(stride)
# send first time
message = json.dumps(
{
"mode": args.mode,
"chunk_size": args.chunk_size,
"chunk_interval": args.chunk_interval,
"encoder_chunk_look_back": args.encoder_chunk_look_back,
"decoder_chunk_look_back": args.decoder_chunk_look_back,
"audio_fs": sample_rate,
"wav_name": wav_name,
"wav_format": wav_format,
"is_speaking": True,
"hotwords": hotword_msg,
"itn": use_itn,
}
)
# voices.put(message)
await websocket.send(message)
is_speaking = True
for i in range(chunk_num):
beg = i * stride
data = audio_bytes[beg : beg + stride]
message = data
# voices.put(message)
await websocket.send(message)
if i == chunk_num - 1:
is_speaking = False
message = json.dumps({"is_speaking": is_speaking})
# voices.put(message)
await websocket.send(message)
sleep_duration = (
0.001
if args.mode == "offline"
else 60 * args.chunk_size[1] / args.chunk_interval / 1000
)
await asyncio.sleep(sleep_duration)
if not args.mode == "offline":
await asyncio.sleep(2)
# offline model need to wait for message recved
if args.mode == "offline":
global offline_msg_done
while not offline_msg_done:
await asyncio.sleep(1)
await websocket.close()
async def message(id):
global websocket, voices, offline_msg_done
text_print = ""
text_print_2pass_online = ""
text_print_2pass_offline = ""
if args.output_dir is not None:
ibest_writer = open(
os.path.join(args.output_dir, "text.{}".format(id)), "a", encoding="utf-8"
)
else:
ibest_writer = None
try:
while True:
meg = await websocket.recv()
meg = json.loads(meg)
wav_name = meg.get("wav_name", "demo")
text = meg["text"]
timestamp = ""
offline_msg_done = meg.get("is_final", False)
if "timestamp" in meg:
timestamp = meg["timestamp"]
if ibest_writer is not None:
if timestamp != "":
text_write_line = "{}\t{}\t{}\n".format(wav_name, text, timestamp)
else:
text_write_line = "{}\t{}\n".format(wav_name, text)
ibest_writer.write(text_write_line)
if "mode" not in meg:
continue
if meg["mode"] == "online":
text_print += "{}".format(text)
text_print = text_print[-args.words_max_print :]
os.system("clear")
print("\rpid" + str(id) + ": " + text_print)
elif meg["mode"] == "offline":
if timestamp != "":
text_print += "{} timestamp: {}".format(text, timestamp)
else:
text_print += "{}".format(text)
# text_print = text_print[-args.words_max_print:]
# os.system('clear')
print("\rpid" + str(id) + ": " + wav_name + ": " + text_print)
offline_msg_done = True
else:
if meg["mode"] == "2pass-online":
text_print_2pass_online += "{}".format(text)
text_print = text_print_2pass_offline + text_print_2pass_online
else:
text_print_2pass_online = ""
text_print = text_print_2pass_offline + "{}".format(text)
text_print_2pass_offline += "{}".format(text)
text_print = text_print[-args.words_max_print :]
os.system("clear")
print("\rpid" + str(id) + ": " + text_print)
# offline_msg_done=True
except Exception as e:
print("Exception:", e)
# traceback.print_exc()
# await websocket.close()
async def ws_client(id, chunk_begin, chunk_size):
if args.audio_in is None:
chunk_begin = 0
chunk_size = 1
global websocket, voices, offline_msg_done
for i in range(chunk_begin, chunk_begin + chunk_size):
offline_msg_done = False
voices = Queue()
if args.ssl == 1:
ssl_context = ssl.SSLContext()
ssl_context.check_hostname = False
ssl_context.verify_mode = ssl.CERT_NONE
uri = "wss://{}:{}".format(args.host, args.port)
else:
uri = "ws://{}:{}".format(args.host, args.port)
ssl_context = None
print("connect to", uri)
async with websockets.connect(
uri, subprotocols=["binary"], ping_interval=None, ssl=ssl_context
) as websocket:
if args.audio_in is not None:
task = asyncio.create_task(record_from_scp(i, 1))
else:
task = asyncio.create_task(record_microphone())
task3 = asyncio.create_task(message(str(id) + "_" + str(i))) # processid+fileid
await asyncio.gather(task, task3)
exit(0)
def one_thread(id, chunk_begin, chunk_size):
asyncio.get_event_loop().run_until_complete(ws_client(id, chunk_begin, chunk_size))
asyncio.get_event_loop().run_forever()
if __name__ == "__main__":
# for microphone
if args.audio_in is None:
p = Process(target=one_thread, args=(0, 0, 0))
p.start()
p.join()
print("end")
else:
# calculate the number of wavs for each preocess
if args.audio_in.endswith(".scp"):
f_scp = open(args.audio_in)
wavs = f_scp.readlines()
else:
wavs = [args.audio_in]
for wav in wavs:
wav_splits = wav.strip().split()
wav_name = wav_splits[0] if len(wav_splits) > 1 else "demo"
wav_path = wav_splits[1] if len(wav_splits) > 1 else wav_splits[0]
audio_type = os.path.splitext(wav_path)[-1].lower()
total_len = len(wavs)
if total_len >= args.thread_num:
chunk_size = int(total_len / args.thread_num)
remain_wavs = total_len - chunk_size * args.thread_num
else:
chunk_size = 1
remain_wavs = 0
process_list = []
chunk_begin = 0
for i in range(args.thread_num):
now_chunk_size = chunk_size
if remain_wavs > 0:
now_chunk_size = chunk_size + 1
remain_wavs = remain_wavs - 1
# process i handle wavs at chunk_begin and size of now_chunk_size
p = Process(target=one_thread, args=(i, chunk_begin, now_chunk_size))
chunk_begin = chunk_begin + now_chunk_size
p.start()
process_list.append(p)
for i in process_list:
p.join()
print("end")