Patent ID: 8639369

Claim:
A computer-implemented method in which at least one processing device initiates execution of software instructions to perform steps of: configuring, by the at least one processing device, a media player to decode audio data encoded according to an encoding format, the encoding format being selected for testing from multiple encoding formats supported by the media player; retrieving, by the at least one processing device, a plurality of audio playback files for testing the encoding format, each of the plurality of audio playback files including test audio data encoded according to a different respective parameter setting of the encoding format; and verifying, by the at least one processing device, fidelity of audio produced by decoding, in the media player, the test audio data encoded according to the different respective parameter settings of the encoding format, wherein verifying the fidelity comprises determining that the audio produced by the decoding has a frequency within a specified frequency range, wherein the specified frequency range includes a plurality of frequencies that includes an input frequency of the test audio data.