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WDSP: more rework
This commit is contained in:
f4exb
+77
-205
@@ -40,116 +40,116 @@ namespace WDSP {
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* *
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********************************************************************************************************/
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void BPS::calc_bps (BPS *a)
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void BPS::calc()
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{
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float* impulse;
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a->infilt = new float[2 * a->size * 2];
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a->product = new float[2 * a->size * 2];
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impulse = FIR::fir_bandpass(a->size + 1, a->f_low, a->f_high, a->samplerate, a->wintype, 1, 1.0 / (float)(2 * a->size));
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a->mults = FIR::fftcv_mults(2 * a->size, impulse);
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a->CFor = fftwf_plan_dft_1d(2 * a->size, (fftwf_complex *)a->infilt, (fftwf_complex *)a->product, FFTW_FORWARD, FFTW_PATIENT);
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a->CRev = fftwf_plan_dft_1d(2 * a->size, (fftwf_complex *)a->product, (fftwf_complex *)a->out, FFTW_BACKWARD, FFTW_PATIENT);
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delete[](impulse);
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infilt.resize(2 * size * 2);
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product.resize(2 * size * 2);
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impulse = FIR::fir_bandpass(size + 1, f_low, f_high, samplerate, wintype, 1, 1.0 / (float)(2 * size));
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mults = FIR::fftcv_mults(2 * size, impulse);
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CFor = fftwf_plan_dft_1d(2 * size, (fftwf_complex *) infilt.data(), (fftwf_complex *) product.data(), FFTW_FORWARD, FFTW_PATIENT);
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CRev = fftwf_plan_dft_1d(2 * size, (fftwf_complex *) product.data(), (fftwf_complex *) out, FFTW_BACKWARD, FFTW_PATIENT);
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delete[]impulse;
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}
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void BPS::decalc_bps (BPS *a)
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void BPS::decalc()
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{
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fftwf_destroy_plan(a->CRev);
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fftwf_destroy_plan(a->CFor);
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delete[] (a->mults);
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delete[] (a->product);
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delete[] (a->infilt);
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fftwf_destroy_plan(CRev);
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fftwf_destroy_plan(CFor);
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delete[] mults;
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}
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BPS* BPS::create_bps (
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int run,
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int position,
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int size,
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float* in,
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float* out,
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float f_low,
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float f_high,
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int samplerate,
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int wintype,
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float gain
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)
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BPS::BPS(
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int _run,
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int _position,
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int _size,
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float* _in,
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float* _out,
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double _f_low,
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double _f_high,
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int _samplerate,
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int _wintype,
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double _gain
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) :
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run(_run),
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position(_position),
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size(_size),
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in(_in),
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out(_out),
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f_low(_f_low),
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f_high(_f_high),
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samplerate((double) _samplerate),
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wintype(_wintype),
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gain(_gain)
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{
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BPS *a = new BPS;
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a->run = run;
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a->position = position;
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a->size = size;
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a->samplerate = (float)samplerate;
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a->wintype = wintype;
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a->gain = gain;
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a->in = in;
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a->out = out;
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a->f_low = f_low;
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a->f_high = f_high;
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calc_bps (a);
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return a;
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calc();
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}
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void BPS::destroy_bps (BPS *a)
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BPS::~BPS()
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{
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decalc_bps (a);
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delete a;
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decalc();
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}
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void BPS::flush_bps (BPS *a)
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void BPS::flush()
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{
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std::fill(a->infilt, a->infilt + 2 * a->size * 2, 0);
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std::fill(infilt.begin(), infilt.end(), 0);
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}
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void BPS::xbps (BPS *a, int pos)
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void BPS::execute(int pos)
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{
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int i;
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float I, Q;
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if (a->run && pos == a->position)
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double I;
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double Q;
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if (run && pos == position)
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{
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std::copy(a->in, a->in + a->size * 2, &(a->infilt[2 * a->size]));
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fftwf_execute (a->CFor);
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for (i = 0; i < 2 * a->size; i++)
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std::copy(in, in + size * 2, &(infilt[2 * size]));
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fftwf_execute (CFor);
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for (int i = 0; i < 2 * size; i++)
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{
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I = a->gain * a->product[2 * i + 0];
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Q = a->gain * a->product[2 * i + 1];
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a->product[2 * i + 0] = I * a->mults[2 * i + 0] - Q * a->mults[2 * i + 1];
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a->product[2 * i + 1] = I * a->mults[2 * i + 1] + Q * a->mults[2 * i + 0];
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I = gain * product[2 * i + 0];
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Q = gain * product[2 * i + 1];
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product[2 * i + 0] = (float) (I * mults[2 * i + 0] - Q * mults[2 * i + 1]);
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product[2 * i + 1] = (float) (I * mults[2 * i + 1] + Q * mults[2 * i + 0]);
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}
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fftwf_execute (a->CRev);
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std::copy(&(a->infilt[2 * a->size]), &(a->infilt[2 * a->size]) + a->size * 2, a->infilt);
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fftwf_execute (CRev);
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std::copy(&(infilt[2 * size]), &(infilt[2 * size]) + size * 2, infilt.begin());
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}
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else if (a->in != a->out)
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std::copy( a->in, a->in + a->size * 2, a->out);
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else if (in != out)
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std::copy( in, in + size * 2, out);
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}
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void BPS::setBuffers_bps (BPS *a, float* in, float* out)
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void BPS::setBuffers(float* _in, float* _out)
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{
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decalc_bps (a);
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a->in = in;
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a->out = out;
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calc_bps (a);
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decalc();
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in = _in;
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out = _out;
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calc();
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}
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void BPS::setSamplerate_bps (BPS *a, int rate)
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void BPS::setSamplerate(int rate)
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{
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decalc_bps (a);
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a->samplerate = rate;
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calc_bps (a);
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decalc();
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samplerate = rate;
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calc();
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}
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void BPS::setSize_bps (BPS *a, int size)
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void BPS::setSize(int _size)
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{
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decalc_bps (a);
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a->size = size;
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calc_bps (a);
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decalc();
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size = _size;
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calc();
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}
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void BPS::setFreqs_bps (BPS *a, float f_low, float f_high)
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void BPS::setFreqs(double _f_low, double _f_high)
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{
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decalc_bps (a);
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a->f_low = f_low;
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a->f_high = f_high;
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calc_bps (a);
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decalc();
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f_low = _f_low;
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f_high = _f_high;
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calc();
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}
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void BPS::setRun(int _run)
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{
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run = _run;
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}
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/********************************************************************************************************
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@@ -158,132 +158,4 @@ void BPS::setFreqs_bps (BPS *a, float f_low, float f_high)
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* *
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********************************************************************************************************/
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void BPS::SetBPSRun (RXA& rxa, int run)
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{
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rxa.bp1->run = run;
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}
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void BPS::SetBPSFreqs (RXA& rxa, float f_low, float f_high)
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{
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float* impulse;
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BPS *a1;
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a1 = rxa.bps1;
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if ((f_low != a1->f_low) || (f_high != a1->f_high))
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{
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a1->f_low = f_low;
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a1->f_high = f_high;
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delete[] (a1->mults);
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impulse = FIR::fir_bandpass(a1->size + 1, f_low, f_high, a1->samplerate, a1->wintype, 1, 1.0 / (float)(2 * a1->size));
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a1->mults = FIR::fftcv_mults (2 * a1->size, impulse);
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delete[] (impulse);
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}
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}
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void BPS::SetBPSWindow (RXA& rxa, int wintype)
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{
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float* impulse;
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BPS *a1;
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a1 = rxa.bps1;
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if ((a1->wintype != wintype))
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{
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a1->wintype = wintype;
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delete[] (a1->mults);
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impulse = FIR::fir_bandpass(a1->size + 1, a1->f_low, a1->f_high, a1->samplerate, a1->wintype, 1, 1.0 / (float)(2 * a1->size));
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a1->mults = FIR::fftcv_mults (2 * a1->size, impulse);
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delete[] (impulse);
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}
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}
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/********************************************************************************************************
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* *
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* TXA Properties *
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* *
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********************************************************************************************************/
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// UNCOMMENT properties when pointers in place in txa
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void BPS::SetBPSRun (TXA& txa, int run)
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{
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txa.bp1->run = run;
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}
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void BPS::SetBPSFreqs (TXA& txa, float f_low, float f_high)
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{
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float* impulse;
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BPS *a;
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a = txa.bps0;
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if ((f_low != a->f_low) || (f_high != a->f_high))
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{
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a->f_low = f_low;
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a->f_high = f_high;
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delete[] (a->mults);
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impulse = FIR::fir_bandpass(a->size + 1, f_low, f_high, a->samplerate, a->wintype, 1, 1.0 / (float)(2 * a->size));
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a->mults = FIR::fftcv_mults (2 * a->size, impulse);
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delete[] (impulse);
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}
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a = txa.bps1;
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if ((f_low != a->f_low) || (f_high != a->f_high))
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{
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a->f_low = f_low;
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a->f_high = f_high;
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delete[] (a->mults);
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impulse = FIR::fir_bandpass(a->size + 1, f_low, f_high, a->samplerate, a->wintype, 1, 1.0 / (float)(2 * a->size));
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a->mults = FIR::fftcv_mults (2 * a->size, impulse);
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delete[] (impulse);
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}
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a = txa.bps2;
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if ((f_low != a->f_low) || (f_high != a->f_high))
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{
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a->f_low = f_low;
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a->f_high = f_high;
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delete[] (a->mults);
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impulse = FIR::fir_bandpass(a->size + 1, f_low, f_high, a->samplerate, a->wintype, 1, 1.0 / (float)(2 * a->size));
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a->mults = FIR::fftcv_mults (2 * a->size, impulse);
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delete[] (impulse);
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}
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}
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void BPS::SetBPSWindow (TXA& txa, int wintype)
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{
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float* impulse;
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BPS *a;
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a = txa.bps0;
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if (a->wintype != wintype)
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{
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a->wintype = wintype;
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delete[] (a->mults);
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impulse = FIR::fir_bandpass(a->size + 1, a->f_low, a->f_high, a->samplerate, a->wintype, 1, 1.0 / (float)(2 * a->size));
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a->mults = FIR::fftcv_mults (2 * a->size, impulse);
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delete[] (impulse);
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}
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a = txa.bps1;
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if (a->wintype != wintype)
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{
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a->wintype = wintype;
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delete[] (a->mults);
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impulse = FIR::fir_bandpass(a->size + 1, a->f_low, a->f_high, a->samplerate, a->wintype, 1, 1.0 / (float)(2 * a->size));
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a->mults = FIR::fftcv_mults (2 * a->size, impulse);
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delete[] (impulse);
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}
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a = txa.bps2;
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if (a->wintype != wintype)
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{
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a->wintype = wintype;
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delete[] (a->mults);
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impulse = FIR::fir_bandpass (a->size + 1, a->f_low, a->f_high, a->samplerate, a->wintype, 1, 1.0 / (float)(2 * a->size));
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a->mults = FIR::fftcv_mults (2 * a->size, impulse);
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delete[] (impulse);
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}
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}
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} // namespace WDSP
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