Revert "shfit to shift (#2266)" (#2336)

zhifu gao

2024-12-25 3f8294b9d7deaa0cbdb0b2ef6f3802d46ae133a9

 funasr/frontends/default.py

@@ -20,6 +20,7 @@


@tables.register("frontend_classes", "DefaultFrontend")
@tables.register("frontend_classes", "EspnetFrontend")
class DefaultFrontend(nn.Module):
    """Conventional frontend structure for ASR.
    Stft -> WPE -> MVDR-Beamformer -> Power-spec -> Mel-Fbank -> CMVN