if(config.channelConfiguration==ChannelConfiguration.CHANNEL_CONFIG_NONE) {
//TODO: is this working correct? -> ISO 14496-3 part 1: 1.A.4.3
in.skipBits(3); //PCE
PCE pce = new PCE();
pce.decode(in);
config.profile = pce.getProfile();
config.sampleFrequency = pce.getSampleFrequency();
config.channelConfiguration = ChannelConfiguration.forInt(pce.getChannelCount());
}