A few utility functions related to sound objects are accessible in the Audio/Tools
menu.
SOUND-DUR : returns the duration of a sound in seconds
SOUND-DUR-MS : duration in milliseconds
SEC->SAMPLES : converts a duration into a number of samples (depending on the sample rate)
etc.
The SOUND-POINTS function allows to downsample the sound waveofrm and extract a number of points out of it. |