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basereal.py
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basereal.py
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###############################################################################
# Copyright (C) 2024 LiveTalking@lipku https://github.com/lipku/LiveTalking
# email: [email protected]
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
###############################################################################
import math
import torch
import numpy as np
import subprocess
import os
import time
import cv2
import glob
import resampy
import queue
from queue import Queue
from threading import Thread, Event
from io import BytesIO
import soundfile as sf
import av
from fractions import Fraction
from ttsreal import EdgeTTS,VoitsTTS,XTTS,CosyVoiceTTS
from tqdm import tqdm
def read_imgs(img_list):
frames = []
print('reading images...')
for img_path in tqdm(img_list):
frame = cv2.imread(img_path)
frames.append(frame)
return frames
class BaseReal:
def __init__(self, opt):
self.opt = opt
self.sample_rate = 16000
self.chunk = self.sample_rate // opt.fps # 320 samples per chunk (20ms * 16000 / 1000)
self.sessionid = self.opt.sessionid
if opt.tts == "edgetts":
self.tts = EdgeTTS(opt,self)
elif opt.tts == "gpt-sovits":
self.tts = VoitsTTS(opt,self)
elif opt.tts == "xtts":
self.tts = XTTS(opt,self)
elif opt.tts == "cosyvoice":
self.tts = CosyVoiceTTS(opt,self)
self.speaking = False
self.recording = False
self._record_video_pipe = None
self._record_audio_pipe = None
self.width = self.height = 0
self.curr_state=0
self.custom_img_cycle = {}
self.custom_audio_cycle = {}
self.custom_audio_index = {}
self.custom_index = {}
self.custom_opt = {}
self.__loadcustom()
def put_msg_txt(self,msg):
self.tts.put_msg_txt(msg)
def put_audio_frame(self,audio_chunk): #16khz 20ms pcm
self.asr.put_audio_frame(audio_chunk)
def put_audio_file(self,filebyte):
input_stream = BytesIO(filebyte)
stream = self.__create_bytes_stream(input_stream)
streamlen = stream.shape[0]
idx=0
while streamlen >= self.chunk: #and self.state==State.RUNNING
self.put_audio_frame(stream[idx:idx+self.chunk])
streamlen -= self.chunk
idx += self.chunk
def __create_bytes_stream(self,byte_stream):
#byte_stream=BytesIO(buffer)
stream, sample_rate = sf.read(byte_stream) # [T*sample_rate,] float64
print(f'[INFO]put audio stream {sample_rate}: {stream.shape}')
stream = stream.astype(np.float32)
if stream.ndim > 1:
print(f'[WARN] audio has {stream.shape[1]} channels, only use the first.')
stream = stream[:, 0]
if sample_rate != self.sample_rate and stream.shape[0]>0:
print(f'[WARN] audio sample rate is {sample_rate}, resampling into {self.sample_rate}.')
stream = resampy.resample(x=stream, sr_orig=sample_rate, sr_new=self.sample_rate)
return stream
def flush_talk(self):
self.tts.flush_talk()
self.asr.flush_talk()
def is_speaking(self)->bool:
return self.speaking
def __loadcustom(self):
for item in self.opt.customopt:
print(item)
input_img_list = glob.glob(os.path.join(item['imgpath'], '*.[jpJP][pnPN]*[gG]'))
input_img_list = sorted(input_img_list, key=lambda x: int(os.path.splitext(os.path.basename(x))[0]))
self.custom_img_cycle[item['audiotype']] = read_imgs(input_img_list)
self.custom_audio_cycle[item['audiotype']], sample_rate = sf.read(item['audiopath'], dtype='float32')
self.custom_audio_index[item['audiotype']] = 0
self.custom_index[item['audiotype']] = 0
self.custom_opt[item['audiotype']] = item
def init_customindex(self):
self.curr_state=0
for key in self.custom_audio_index:
self.custom_audio_index[key]=0
for key in self.custom_index:
self.custom_index[key]=0
def start_recording(self):
"""开始录制视频"""
if self.recording:
return
command = ['ffmpeg',
'-y', '-an',
'-f', 'rawvideo',
'-vcodec','rawvideo',
'-pix_fmt', 'bgr24', #像素格式
'-s', "{}x{}".format(self.width, self.height),
'-r', str(25),
'-i', '-',
'-pix_fmt', 'yuv420p',
'-vcodec', "h264",
#'-f' , 'flv',
f'temp{self.opt.sessionid}.mp4']
self._record_video_pipe = subprocess.Popen(command, shell=False, stdin=subprocess.PIPE)
acommand = ['ffmpeg',
'-y', '-vn',
'-f', 's16le',
#'-acodec','pcm_s16le',
'-ac', '1',
'-ar', '16000',
'-i', '-',
'-acodec', 'aac',
#'-f' , 'wav',
f'temp{self.opt.sessionid}.aac']
self._record_audio_pipe = subprocess.Popen(acommand, shell=False, stdin=subprocess.PIPE)
self.recording = True
# self.recordq_video.queue.clear()
# self.recordq_audio.queue.clear()
# self.container = av.open(path, mode="w")
# process_thread = Thread(target=self.record_frame, args=())
# process_thread.start()
def record_video_data(self,image):
if self.width == 0:
print("image.shape:",image.shape)
self.height,self.width,_ = image.shape
if self.recording:
self._record_video_pipe.stdin.write(image.tostring())
def record_audio_data(self,frame):
if self.recording:
self._record_audio_pipe.stdin.write(frame.tostring())
# def record_frame(self):
# videostream = self.container.add_stream("libx264", rate=25)
# videostream.codec_context.time_base = Fraction(1, 25)
# audiostream = self.container.add_stream("aac")
# audiostream.codec_context.time_base = Fraction(1, 16000)
# init = True
# framenum = 0
# while self.recording:
# try:
# videoframe = self.recordq_video.get(block=True, timeout=1)
# videoframe.pts = framenum #int(round(framenum*0.04 / videostream.codec_context.time_base))
# videoframe.dts = videoframe.pts
# if init:
# videostream.width = videoframe.width
# videostream.height = videoframe.height
# init = False
# for packet in videostream.encode(videoframe):
# self.container.mux(packet)
# for k in range(2):
# audioframe = self.recordq_audio.get(block=True, timeout=1)
# audioframe.pts = int(round((framenum*2+k)*0.02 / audiostream.codec_context.time_base))
# audioframe.dts = audioframe.pts
# for packet in audiostream.encode(audioframe):
# self.container.mux(packet)
# framenum += 1
# except queue.Empty:
# print('record queue empty,')
# continue
# except Exception as e:
# print(e)
# #break
# for packet in videostream.encode(None):
# self.container.mux(packet)
# for packet in audiostream.encode(None):
# self.container.mux(packet)
# self.container.close()
# self.recordq_video.queue.clear()
# self.recordq_audio.queue.clear()
# print('record thread stop')
def stop_recording(self):
"""停止录制视频"""
if not self.recording:
return
self.recording = False
self._record_video_pipe.stdin.close() #wait()
self._record_video_pipe.wait()
self._record_audio_pipe.stdin.close()
self._record_audio_pipe.wait()
cmd_combine_audio = f"ffmpeg -y -i temp{self.opt.sessionid}.aac -i temp{self.opt.sessionid}.mp4 -c:v copy -c:a copy data/record.mp4"
os.system(cmd_combine_audio)
#os.remove(output_path)
def mirror_index(self,size, index):
#size = len(self.coord_list_cycle)
turn = index // size
res = index % size
if turn % 2 == 0:
return res
else:
return size - res - 1
def get_audio_stream(self,audiotype):
idx = self.custom_audio_index[audiotype]
stream = self.custom_audio_cycle[audiotype][idx:idx+self.chunk]
self.custom_audio_index[audiotype] += self.chunk
if self.custom_audio_index[audiotype]>=self.custom_audio_cycle[audiotype].shape[0]:
self.curr_state = 1 #当前视频不循环播放,切换到静音状态
return stream
def set_curr_state(self,audiotype, reinit):
print('set_curr_state:',audiotype)
self.curr_state = audiotype
if reinit:
self.custom_audio_index[audiotype] = 0
self.custom_index[audiotype] = 0
# def process_custom(self,audiotype:int,idx:int):
# if self.curr_state!=audiotype: #从推理切到口播
# if idx in self.switch_pos: #在卡点位置可以切换
# self.curr_state=audiotype
# self.custom_index=0
# else:
# self.custom_index+=1