User`s guide

18 Properties — Alphabetical List
18-30
NumberOfBands
Indicate number of color bands in data to be acquired
Description
The NumberOfBands property indicates the number of color bands in the data to be
acquired. The toolbox defines band as the third dimension in a 3-D array, as shown in
this figure.
The value of the NumberOfBands property indicates the number of color bands in the
data returned by getsnapshot, getdata, and peekdata.
Characteristics
Access Read only
Data type double
Values Any positive integer. The default value is defined at object creation
time based on the video format.
Examples
Create an image acquisition object.
vid = videoinput('winvideo');
Retrieve the value of the NumberOfBands property.