func getSamplingrateFilter(fh *mp3agic.FrameHeader) uint32 {
if fh.Verify() != nil {
return 0
}
switch fh.SampleRate() {
case 32000, 16000, 8000:
return FILTER_32000HZ
case 44100, 22050, 11025:
return FILTER_44100HZ
case 48000, 24000, 12000:
return FILTER_48000HZ
}
return 0
}
