Rewrite Program 100 (page 236) so that two input values are provided to the function: the sound and a percentage of how far into the sound to go before changing from increasing to decreasing the volume.

Data from Program 100

Transcribed Image Text:

def increaseAndDecrease (sound) : for sampleIndex in range (0,getLength (sound)/2): value = getSampleValueAt (sound, sampleIndex) setSampleValueAt(sound, sampleIndex,value * 2) for sampleIndex in range (getLength(sound)/2, getLength(sound)): value = getSampleValueAt (sound, sampleIndex) setSampleValueAt (sound, sampleIndex, value * 0.2)