See Audio Effects
Look at the waveform for an audio sample.
In[1]:=
![Click for copyable input](assets.en/see-audio-effects/In_73.png)
voice = ExampleData[{"Audio", "MaleVoice"}, "Audio"];
Legended[AudioPlot[voice], voice]
Shift the pitch of the audio object down.
In[2]:=
![Click for copyable input](assets.en/see-audio-effects/In_74.png)
shift = AudioPitchShift[
voice, -Quantity[2, IndependentUnit["semitones"]]];
Legended[AudioPlot[shift], shift]
Speeding up the audio changes the length of time it takes to play.
In[3]:=
![Click for copyable input](assets.en/see-audio-effects/In_75.png)
stretch = AudioTimeStretch[voice, .5];
Legended[AudioPlot[stretch], stretch]
Adding a reverberation causes gaps in the sound to be partially filled.
In[4]:=
![Click for copyable input](assets.en/see-audio-effects/In_76.png)
reverb = AudioReverb[voice, "LargeHall"];
Legended[AudioPlot[reverb], reverb]