feat_cfg_file = 'config/features/fbank.cfg'
#read the database config file
database_cfg = configparser.ConfigParser()
database_cfg.read(database_cfg_file)
database_cfg = dict(database_cfg.items('database'))
#read the features config file
feat_cfg = configparser.ConfigParser()
feat_cfg.read(feat_cfg_file)
feat_cfg = dict(feat_cfg.items('features'))
#compute the features of the training set for training
print '------- computing training features ----------'
prepare_data.prepare_data(datadir=database_cfg['train_data'],
featdir=os.path.join(database_cfg['train_dir'],
feat_cfg['name']),
conf=feat_cfg)
print '------- computing cmvn stats ----------'
prepare_data.compute_cmvn(featdir=database_cfg['train_dir'] + '/' +
feat_cfg['name'])
#get the feature dim
reader = ark.ArkReader(
os.path.join(database_cfg['train_dir'], feat_cfg['name'], 'feats.scp'))
_, features, _ = reader.read_next_utt()
input_dim = features.shape[1]
with open(os.path.join(database_cfg['train_dir'], feat_cfg['name'], 'dim'),
'w') as fid:
fid.write(str(input_dim))
feat_cfg_file = 'nabu/config/features/fbank.cfg'
#read the database config file
database_cfg = configparser.ConfigParser()
database_cfg.read(database_cfg_file)
database_cfg = dict(database_cfg.items('directories'))
#read the features config file
feat_cfg = configparser.ConfigParser()
feat_cfg.read(feat_cfg_file)
feat_cfg = dict(feat_cfg.items('features'))
#compute the features of the training set for training
print '------- computing training features ----------'
prepare_data.prepare_data(datadir=database_cfg['train_data'],
featdir=database_cfg['train_features'] + '/' +
feat_cfg['name'],
conf=feat_cfg)
print '------- computing cmvn stats ----------'
prepare_data.compute_cmvn(featdir=database_cfg['train_features'] + '/' +
feat_cfg['name'])
#compute the features of the dev set
if 'dev_data' in database_cfg:
print '------- computing developement features ----------'
prepare_data.prepare_data(datadir=database_cfg['dev_data'],
featdir=database_cfg['dev_features'] + '/' +
feat_cfg['name'],
conf=feat_cfg)