Patent ID: 7391963

Claim:
A method of controlling multimedia audio and video playback by installing an audio/video playback program, a playback control program, and a data storage medium in a computer device, wherein said audio/video playback program adjusts setup values for each of a plurality of playback setups under different playback environment options and saves the adjusted setup values into said data storage medium as one of a plurality of setup groups of different natures for enabling the computer device to proceed with the steps of: said playback control program detecting execution of said audio/video playback program after the computer device has been booted; when said playback control program detects the execution of said audio/video playback program, said playback control program showing a dialog box comprising a plurality of said playback environment options on a screen of said computer device; when one of said playback environment options is selected, the playback control program downloading the setup group corresponding to said playback environment option from said data storage medium; and determining whether or not a multimedia file is waiting to be executed and, if yes, loading the setup value of the playback setup option from the data storage medium; wherein said audio/video playback program plays the multimedia file according to the content of said setup value.