smnoisebandpartition.hh

// Licensed GNU LGPL v2.1 or later: http://www.gnu.org/licenses/lgpl-2.1.html
 
#ifndef SPECTMORPH_NOISE_BAND_PARTITION_HH
#define SPECTMORPH_NOISE_BAND_PARTITION_HH
 
#include <vector>
 
#include <stdint.h>
 
#include "smrandom.hh"
#include "smrtmemory.hh"
 
namespace SpectMorph
{
 
class NoiseBandPartition
{
  std::vector<int> band_count;
  std::vector<int> band_start;
  size_t           spectrum_size;
 
public:
  NoiseBandPartition (size_t n_bands, size_t n_spectrum_bins, double mix_freq);
  void noise_envelope_to_spectrum (SpectMorph::Random& random_gen, const RTVector<uint16_t>& envelope, float *spectrum, double scale);
 
  size_t n_bands();
  size_t n_spectrum_bins();
 
  int
  bins_per_band (size_t band)
  {
    g_return_val_if_fail (band < band_count.size(), 0);
 
    return band_count[band];
  }
};
 
}
 
#endif