Plot a Sample Object
Plot the waveform of a Sample object or a wav file.
a Sample object, or a string giving the name of a wav file. If
the character string giving the label for the x-axis.
For mono Sample objects as usual. For stereo Sample objects,
further graphical parameters.
plot(s[interval]) to plot parts of
s only (see examples).
If the range of the graph exceeds [-1,1], you can use the
normalize command before plotting to get a better view of the waveform. (Then you should also call this function to avoid cracks in the sound before you save or play it the next time.)
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