音频可视化

可视化音频信号的波形.

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rule30 = Import["ExampleData/rule30.wav"]

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In[2]:=

AudioPlot[rule30, ImageSize -> Medium]

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绘制波形的绝对值.

In[3]:=

AudioPlot[rule30, Appearance -> "ContinuousAbs", ImageSize -> Medium, PlotRange -> All]

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按离散值绘制波形，根据高度着色.

In[4]:=

AudioPlot[rule30, Appearance -> "Discrete", ImageSize -> Medium, ColorFunction -> Function[{x, y}, ColorData["Rainbow", y]], PlotRange -> All]

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绘制音频信号的频谱图和周期图.

In[5]:=

Spectrogram[rule30, ImageSize -> Medium]

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In[6]:=

Periodogram[rule30, ImageSize -> Medium]

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