wekws/examples/speechcommand_v1/s0/local/prepare_speech_command.py
2021-11-12 10:14:07 +08:00

30 lines
1.3 KiB
Python

#!/usr/bin/env python
import os
import sys
import argparse
CLASSES = 'unknown, yes, no, up, down, left, right, on, off, stop, go'.split(', ')
CLASS_TO_IDX = {CLASSES[i]: str(i) for i in range(len(CLASSES))}
if __name__=='__main__':
parser = argparse.ArgumentParser(description='prepare kaldi format file for google speech command dataset ')
parser.add_argument('--wav_list', required=True, help='wave list is a file containts full path of a wav file in google speech command dataset')
parser.add_argument('--data_dir', required=True, help='folder to write kaldi format files')
args = parser.parse_args()
data_dir = args.data_dir
f_wav_scp = open(os.path.join(data_dir,'wav.scp'), 'w')
f_text = open(os.path.join(data_dir, 'text'), 'w')
with open(args.wav_list) as f:
for line in f.readlines():
keyword, file_name = line.strip().split('/')[-2:]
file_name_new = file_name.split('.')[0]
wav_id = '_'.join([keyword, file_name_new])
file_dir = line.strip()
f_wav_scp.writelines(wav_id + ' ' + file_dir + '\n')
label = CLASS_TO_IDX[keyword] if keyword in CLASS_TO_IDX else CLASS_TO_IDX["unknown"]
f_text.writelines(wav_id + ' ' + str(label) + '\n')
f_wav_scp.close()
f_text.close()