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#pragma once
#include <vector>
#include "../qmf/qmf.h"
namespace NAtracDEnc {
template<class TIn>
class Atrac3SplitFilterBank {
const static int nInSamples = 1024;
TQmf<TIn, nInSamples> Qmf1;
TQmf<TIn, nInSamples / 2> Qmf2;
TQmf<TIn, nInSamples / 2> Qmf3;
std::vector<TFloat> Buf1;
std::vector<TFloat> Buf2;
public:
Atrac3SplitFilterBank() {
Buf1.resize(nInSamples);
Buf2.resize(nInSamples);
}
void Split(TIn* pcm, TFloat* subs[4]) {
Qmf1.Split(pcm, Buf1.data(), Buf2.data());
Qmf2.Split(Buf1.data(), subs[0], subs[1]);
Qmf3.Split(Buf2.data(), subs[3], subs[2]);
}
};
} //namespace NAtracDEnc
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