| | |
|---|
| | | return waveform |
|---|
| | | speed = random.choice(self.speed_perturb) |
|---|
| | | if speed != 1.0: |
|---|
| | | with torch.no_grad(): |
|---|
| | | waveform, _ = torchaudio.sox_effects.apply_effects_tensor( |
|---|
| | | torch.tensor(waveform).view(1, -1), fs, [['speed', str(speed)], ['rate', str(fs)]]) |
|---|
| | | waveform = waveform.view(-1) |
|---|
| | | if not isinstance(waveform, torch.Tensor): |
|---|
| | | waveform = torch.tensor(waveform) |
|---|
| | | waveform, _ = torchaudio.sox_effects.apply_effects_tensor( |
|---|
| | | waveform.view(1, -1), fs, [['speed', str(speed)], ['rate', str(fs)]]) |
|---|
| | | waveform = waveform.view(-1) |
|---|
| | | |
|---|
| | | return waveform |
|---|
| | | |
|---|
