add dataset classes

1 files changed, 15 insertions, 0 deletions

diff --git a/become_yukarin/data_struct.py b/become_yukarin/data_struct.py
new file mode 100644
index 0000000..c215ecc
--- /dev/null
+++ b/become_yukarin/data_struct.py
@@ -0,0 +1,15 @@
+from typing import NamedTuple
+
+import numpy
+
+
+class Wave(NamedTuple):
+    wave: numpy.ndarray
+    sampling_rate: int
+
+
+class AcousticFeature(NamedTuple):
+    f0: numpy.ndarray
+    spectrogram: numpy.ndarray
+    aperiodicity: numpy.ndarray
+    mfcc: numpy.ndarray