Basic Audio Editing

Pad an audio signal with silence.

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a = ExampleData[{"Audio", "Bird"}, "Audio"];

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AudioPad[a, Quantity[4, "Seconds"]]

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Change the sample rate of an audio object.

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AudioResample[a, Quantity[48000, "Hertz"]]

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Split the audio object into up to 1-second partitions.

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AudioSplit[a, {Quantity[0.5, "Seconds"], Quantity[1, "Seconds"]}]

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Plot the waveform of the audio.

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AudioPlot[a, PlotRange -> All, ImageSize -> Medium]

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Trim the audio signal and plot the resulting waveform.

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AudioPlot[AudioTrim[a, {0, .9}], PlotRange -> All, ImageSize -> Medium]

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