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| import torch
|
| from funasr.models.encoder.abs_encoder import AbsEncoder
| from funasr.modules.nets_utils import make_pad_mask
|
|
| class SimpleAvg(AbsEncoder):
| def __init__(self, feat_dim):
| super(SimpleAvg, self).__init__()
| self.feat_dim = feat_dim
|
| def forward(self, x, ilens):
| mask = ~make_pad_mask(ilens, maxlen=x.shape[1]).to(x.device)
| avg_x = (x * mask[:, :, None]).sum(1) / mask.sum(-1)[:, None]
| return avg_x
|
| def output_size(self) -> int:
| return self.feat_dim
|
|
