Content control device and storage medium

A non-transitory machine-readable storage medium containing program instructions executable by a computer comprised in a content control device which includes a plurality of controls to which a plurality of parameters for controlling properties of a content containing at least one of sound and video are respectively assigned, each of the plurality of controls outputting a first indicated value in accordance with an operation amount of the control, the program instructions enabling the computer to perform a process comprising:

• obtaining a time-varying second indicated value;
• previously creating setting information used to determine respective values of the plurality of parameters in accordance with the second indicated value;
• determining the values of the plurality of parameters corresponding to the second indicated value respectively in accordance with the second indicated value and the setting information, and revising each of the values of the parameters to be determined in accordance with the first indicated value outputted for the control assigned to the parameter;
• and
• controlling the properties of the content in accordance with the determined or revised values of the plurality of parameters.