adds t seconds of silence to the end of audio.
adds t1 seconds of silence to the beginning and t2 seconds to the end of audio.
pads using the value or method specified by padding.
- The amount of padding can be a non-negative real number in seconds, a time quantity, or a samples quantity.
- The following forms of padding can be specified:
0 zero (silence) padding val a constant value "Faded" a short faded padding followed by zero padding "Fixed" repetitions of the boundary value "Periodic" cyclic repetitions of the complete audio "Reflected" reflections of the audio at the boundary "Reversed" reversals of the complete audio