if (!empty($info['ac3'])) {
                                // Dolby Digital WAV files masquerade as PCM-WAV, but they're not
                                $thisfile_audio['wformattag']  = 0x2000;
                                $thisfile_audio['codec']       = self::wFormatTagLookup($thisfile_audio['wformattag']);
                                $thisfile_audio['lossless']    = false;