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Sound Gallery
The Colored waveform display uses colors to convey the
frequency content of audio data. The following are examples of uncolored and colored
waveform displays. Notice how the coloring provides valuable information.
See also the QuickTime Demo (3.3 MB).
Conversation: woman speaking (lighter colors on left),
and then man speaking (darker colors on right)
Trumpet riff played twice; each note is visible
Drum track: bass drum (dark), snare drum (blue)
From Aaron Copland's Fanfare for the Common Man;
tympani in dark blue
Woman's scream
Siren
Discontinuity in background noise
Melody played by a music box
Jet airplane passing overhead
Woman singing a single note;
the alternating shades show the vibrato in her voice
Car screeching to a halt, followed by a collision
(point of impact in dark gray)
A cat (orange), a fly (lavender), and a rooster (red)
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