This command is used to determine the
number of channels set on the specified input instance.
By default this is 1, and the format
is set to medium (mnSetFormatMedium).
You can change the number of channels using mnSetInputFormat.
int InstanceID: The input instance ID that this command should use.
A number greater than 0 if no error occurred.
This is the number of channels set on the specified input instance.
0 if an error occurred.
DBP
C++
.Net