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Change default device of a signal to that of the source array #122

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Change default device of a signal to that of the source array #122

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9 changes: 5 additions & 4 deletions audiotools/core/audio_signal.py
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Original file line number Diff line number Diff line change
Expand Up @@ -17,14 +17,12 @@
from . import util
from .display import DisplayMixin
from .dsp import DSPMixin
from .effects import EffectMixin
from .effects import ImpulseResponseMixin
from .effects import EffectMixin, ImpulseResponseMixin
from .ffmpeg import FFMPEGMixin
from .loudness import LoudnessMixin
from .playback import PlayMixin
from .whisper import WhisperMixin


STFTParams = namedtuple(
"STFTParams",
["window_length", "hop_length", "window_type", "match_stride", "padding_type"],
Expand Down Expand Up @@ -88,7 +86,8 @@ class AudioSignal(
duration : float, optional
Duration in seconds to read from file, by default None
device : str, optional
Device to load audio onto, by default None
Device to load audio onto. The default for files in CPU, and default for
tensors and numpy arrays is the same device that they are on.

Examples
--------
Expand Down Expand Up @@ -155,6 +154,8 @@ def __init__(
audio_path, offset=offset, duration=duration, device=device
)
elif audio_array is not None:
if device is None:
device = audio_array.device
assert sample_rate is not None, "Must set sample rate!"
self.load_from_array(audio_array, sample_rate, device=device)

Expand Down