嘉渊
2023-07-26 8e53dd6b778a6df01854df725b0fa5b4ef6f8317
funasr/models/specaug/abs_specaug.py
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from typing import Optional
from typing import Tuple
import torch
class AbsSpecAug(torch.nn.Module):
    """Abstract class for the augmentation of spectrogram
    The process-flow:
    Frontend  -> SpecAug -> Normalization -> Encoder -> Decoder
    """
    def forward(
        self, x: torch.Tensor, x_lengths: torch.Tensor = None
    ) -> Tuple[torch.Tensor, Optional[torch.Tensor]]:
        raise NotImplementedError