Week 8: Audio Processing. CS 177. Sound. Light and sound are both transmitted in waves. Frequency. The human ear can hear between about 12 Hz and 20,000 Hz The higher the frequency of the wave, the higher the frequency of the note Note that the A an octave
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above concert A (A440) has twice
frequency by a factor of about 1.06
String file = “song.wav”;
double sample = StdAudio.read(file);