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import torch
import os
import sys
import numpy as np
import soundfile as sf
import torch.utils.data as data
import librosa
import cv2 as cv
import tqdm
from tools import audioread, audiowrite, cal_SISNR, load_model
# import fast_bss_eval
import pdb
import math
import torch.nn.functional as F
import scipy.io.wavfile as wavfile
sys.path.append('/mnt/users/hccl.local/wwu/SEMO-621/data_preparation/')
from Visual_perturb import *
class dataset_wwu_multispk(data.Dataset):
def __init__(self,partition
):
self.if_fixed =False
self.max_length=6
self.sampling_rate = 16000
self.four2six_length = False
self.minibatch =[]
self.audio_direc = '/mnt/users/hccl.local/wwu/Voxceleb2/muse/audio_clean/'
self.text_direc = '/home/export/base/sc100138/sc100138/online1/wenxuan_tse_data/audio_clean_text/'
self.visual_direc = '/mnt/users/hccl.local/wwu/Voxceleb2/origin/video/'
self.mixture_direc = '/mnt/Corpus-Upload/Voxceleb2/origin/mixture_3spk/'
self.partition = partition
self.mix_lst_path = '/mnt/users/hccl.local/wwu/mamba_may20/mixture_data_list_3mix.csv'
self.C=3
self.batch_size = 3
self.normMean = 0.4161
self.normStd = 0.1688
self.fps = 25
# import pdb;pdb.set_trace()
mix_lst=open(self.mix_lst_path).read().splitlines()
mix_lst=list(filter(lambda x: x.split(',')[0]==self.partition, mix_lst))[:]
# import pdb;pdb.set_trace()
assert (self.batch_size%self.C) == 0, "input batch_size should be multiples of mixture speakers"
self.batch_size = int(self.batch_size/self.C )
#sorted by mix_audio duration length!!!
# import pdb;pdb.set_trace()
# sorted_mix_lst = sorted(mix_lst, key=lambda data: float(data.split(',')[-1]), reverse=True)[:6]
sorted_mix_lst = sorted(mix_lst, key=lambda data: float(data.split(',')[-1]), reverse=True)
# import pdb;pdb.set_trace()
start = 0
while True:
end = min(len(sorted_mix_lst), start + self.batch_size)
self.minibatch.append(sorted_mix_lst[start:end])
if end == len(sorted_mix_lst):
break
start = end
def __len__(self):
return len(self.minibatch)
def _audio_norm(self,audio):
return np.divide(audio, np.max(np.abs(audio)))
def __getitem__(self, index):
# import pdb;pdb.set_trace()
batch_lst = self.minibatch[index]
# import pdb;pdb.set_trace()
min_length = self.max_length
for _ in range(len(batch_lst)):
if float(batch_lst[_].split(",")[-1]) < min_length:
min_length = float(batch_lst[_].split(",")[-1])
# import pdb;pdb.set_trace()
visuals=[]
audios = []
texts = []
file_base_path = []
mixtures = []
# import pdb;pdb.set_trace()
for line in batch_lst:
mixture_path=self.mixture_direc+self.partition+'/'+ line.replace(',','_').replace('/','_')+'.wav'
# import pdb;pdb.set_trace()
line=line.split(',')
for c in range(self.C):
# each line has 2 sample, batch =2, return same mixaudio, so return mix audio twice!!!!!!
_, mixture_speech = wavfile.read(mixture_path)
mix_audio_data = self._audio_norm(mixture_speech[:int(min_length * self.sampling_rate)])
# mix_log_feat = self.compute_logfilter(mix_audio_data)
# mixtures.append(mix_log_feat)
mixtures.append(mix_audio_data)
clean_speech_path=self.audio_direc+line[c*4+1]+'/'+line[c*4+2]+'/'+line[c*4+3]+'.wav'
file_base_path.append(line[c*4+1]+'/'+line[c*4+2]+'/'+line[c*4+3])
# import pdb;pdb.set_trace()
_, clean_speech = wavfile.read(clean_speech_path)
# print(len(clean_speech),clean_speech_path)
audio_data = self._audio_norm(clean_speech[:int(min_length * self.sampling_rate)])
# text_path = self.text_direc+line[c*4+1]+'/'+line[c*4+2]+'/'+line[c*4+3]+'.txt'
# with open(text_path, 'r', encoding='utf-8') as file:
# text = file.readlines()[0].split('\n')[0]
text = ''
# print(text)
# import pdb;pdb.set_trace()
# #print(audio_data)
# log_feat = self.compute_logfilter(audio_data)
audios.append(audio_data)
texts.append(text)
# audios.append([])
if self.partition != 'test':
visual_path = (
self.visual_direc
+ 'train'
+ "/"
+ line[2 + c * 4]
+ "/"
+ line[3 + c * 4]
+ ".mp4"
)
else:
visual_path = (
self.visual_direc
+ line[1 + c * 4]
+ "/"
+ line[2 + c * 4]
+ "/"
+ line[3 + c * 4]
+ ".mp4"
)
# import pdb;pdb.set_trace()
captureObj = cv.VideoCapture(visual_path)
# import pdb;pdb.set_trace()
roiSequence = []
clean_roiSequence = []
roiSize = 112
start = 0
while captureObj.isOpened():
ret, frame = captureObj.read()
if ret == True:
grayed = cv.cvtColor(frame, cv.COLOR_BGR2GRAY)
grayed = grayed / 255
grayed = cv.resize(grayed, (roiSize * 2, roiSize * 2))
roi = grayed[
int(roiSize - (roiSize / 2)) : int(
roiSize + (roiSize / 2)
),
int(roiSize - (roiSize / 2)) : int(
roiSize + (roiSize / 2)
),
]
clean_roiSequence.append(roi)
else:
break
captureObj.release()
# import pdb;pdb.set_trace()
clean_visual = np.asarray(clean_roiSequence)
clean_visual = clean_visual[0 : int(min_length * self.fps), ...]
clean_visual = (clean_visual - self.normMean) / self.normStd
if clean_visual.shape[0] < int(min_length * self.fps):
clean_visual = np.pad(
clean_visual,
(
(
0,
int(min_length * self.fps)
- clean_visual.shape[0],
),
(0, 0),
(0, 0),
),
mode="edge",
)
visuals.append(clean_visual)
assert np.asarray(mixtures).shape == np.asarray(audios).shape
# import pdb;pdb.set_trace()
return np.asarray(mixtures),np.asarray(audios),np.asarray(visuals), texts,file_base_path
def main(args):
# speaker id assignment
mix_lst = open(args.mix_lst_path).read().splitlines()
train_lst = list(filter(lambda x: x.split(",")[0] == "test", mix_lst))
IDs = 0
speaker_dict = {}
for line in train_lst:
for i in range(2):
ID = line.split(",")[i * 4 + 2]
if ID not in speaker_dict:
speaker_dict[ID] = IDs
IDs += 1
args.speaker_dict = speaker_dict
args.speakers = len(speaker_dict)
datasets = dataset_wwu_multispk('test')
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