Patent ID: 8750672

Claim:
A method of simultaneously playing back on an apparatus, implemented by a processor, first media data and second media data, independent from the first media data, the method comprising: setting, by the processor, a playback manner of the second media data by using a user interface; playing back the first media data and the second media data simultaneously, the first media data being played back by using a first clock signal output by a first system time clock (STC) counter, the second media data being played back by using a second clock signal output by a second STC counter; playing back the first media data in a trick play mode when an instruction to play back the first media data in the trick play mode is received while playing back the first media data and the second media data simultaneously; and playing back the second media data according to the playback manner set via the user interface, while the first media data is played back in the trick play mode.