22 lines
707 B
Python
22 lines
707 B
Python
|
from paddle.io import Dataset
|
||
|
|
import os
|
||
|
|
import librosa
|
||
|
|
|
||
|
|
class AudioFolderDataset(Dataset):
|
||
|
|
def __init__(self, path, sample_rate, extension="wav"):
|
||
|
|
self.root = os.path.expanduser(path)
|
||
|
|
self.sample_rate = sample_rate
|
||
|
|
self.extension = extension
|
||
|
|
self.file_names = [
|
||
|
|
os.path.join(self.root, x) for x in os.listdir(self.root) \
|
||
|
|
if os.path.splitext(x)[-1] == self.extension]
|
||
|
|
self.length = len(self.file_names)
|
||
|
|
|
||
|
|
def __len__(self):
|
||
|
|
return self.length
|
||
|
|
|
||
|
|
def __getitem__(self, i):
|
||
|
|
file_name = self.file_names[i]
|
||
|
|
y, _ = librosa.load(file_name, sr=self.sample_rate) # pylint: disable=unused-variable
|
||
|
|
return y
|