Add a Track to an Audio Fingerprint Database

The following schema describes how to add an audio track to an AFP database.

[AfpAddTrackWav]
0 = a ← wav(MONO, input)
1 = fp ← afpfeature(_ a)
2 = output ← afpedit(FINGERPRINT_ADD,fp)
0 The wav module processes the mono audio.
1 The afpfeature module converts the audio data into AFP features.
2 The afpedit module adds the features to an AFP database.

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