SuperpoweredOfflineAnalyzer* a = new SuperpoweredOfflineAnalyzer(decoder->samplerate, 0, decoder->durationSeconds);

unsigned int decodedSamples = decoder->samplesPerFrame;
while(decoder->decode(intBuffer, &decodedSamples) != SUPERPOWEREDDECODER_ERROR && decodedSamples > 0)
{
    SuperpoweredShortIntToFloat(intBuffer, fBuffer, decodedSamples, 2);
    a->process(fBuffer, decodedSamples);
}