LCOV - code coverage report
Current view: top level - Dynamic - GainColoredCompressorFilter.cpp (source / functions) Hit Total Coverage
Test: coverage.info.cleaned Lines: 31 31 100.0 %
Date: 2021-02-18 20:07:22 Functions: 8 8 100.0 %

          Line data    Source code
       1             : /**
       2             :  * \file GainColoredCompressorFilter.cpp
       3             :  */
       4             : 
       5             : #include "GainColoredCompressorFilter.h"
       6             : #include <ATK/Core/Utilities.h>
       7             : #include <ATK/Utility/fmath.h>
       8             : 
       9             : #include <cmath>
      10             : #include <cstdint>
      11             : 
      12             : namespace ATK
      13             : {
      14             :   template<typename DataType_>
      15          11 :   GainColoredCompressorFilter<DataType_>::GainColoredCompressorFilter(gsl::index nb_channels, size_t LUTsize, size_t LUTprecision)
      16          11 :   :Parent(nb_channels, LUTsize, LUTprecision)
      17             :   {
      18          11 :   }
      19             :   
      20             :   template<typename DataType_>
      21           4 :   void GainColoredCompressorFilter<DataType_>::set_softness(DataType_ softness)
      22             :   {
      23           4 :     if (softness < 0)
      24             :     {
      25           1 :       throw ATK::RuntimeError("Softness factor must be positive value");
      26             :     }
      27           3 :     this->softness = softness;
      28           3 :     start_recomputeLUT();
      29           3 :   }
      30             :   
      31             :   template<typename DataType_>
      32           1 :   DataType_ GainColoredCompressorFilter<DataType_>::get_softness() const
      33             :   {
      34           1 :     return softness;
      35             :   }
      36             :   
      37             :   template<typename DataType_>
      38           3 :   void GainColoredCompressorFilter<DataType_>::set_color(DataType_ color)
      39             :   {
      40           3 :     this->color = color;
      41           3 :     start_recomputeLUT();
      42           3 :   }
      43             :   
      44             :   template<typename DataType_>
      45           1 :   DataType_ GainColoredCompressorFilter<DataType_>::get_color() const
      46             :   {
      47           1 :     return color;
      48             :   }
      49             :   
      50             :   template<typename DataType_>
      51           4 :   void GainColoredCompressorFilter<DataType_>::set_quality(DataType_ quality)
      52             :   {
      53           4 :     if (quality <= 0)
      54             :     {
      55           1 :       throw ATK::RuntimeError("Quality factor must be a strictly positive value");
      56             :     }
      57           3 :     this->quality = quality;
      58           3 :     start_recomputeLUT();
      59           3 :   }
      60             :   
      61             :   template<typename DataType_>
      62           1 :   DataType_ GainColoredCompressorFilter<DataType_>::get_quality() const
      63             :   {
      64           1 :     return quality;
      65             :   }
      66             :   
      67             :   template<typename DataType_>
      68     1442240 :   DataType_ GainColoredCompressorFilter<DataType_>::computeGain( DataType_ value ) const
      69             :   {
      70     1442240 :     if(value == 0)
      71             :     {
      72          81 :       return 1;
      73             :     }
      74     1442150 :     DataType diff = 10 * fmath::log10(value);
      75             :     
      76     1442160 :     DataType additional_color = color * fmath::exp(- diff * diff * quality);
      77     1442160 :     return static_cast<DataType>(fmath::pow(10, -(std::sqrt(diff*diff + softness) + diff) / 40 * (ratio - 1) / ratio)) + additional_color;
      78             :   }
      79             : 
      80             : #if ATK_ENABLE_INSTANTIATION
      81             :   template class GainColoredCompressorFilter<float>;
      82             :   template class GainFilter<GainColoredCompressorFilter<float>>;
      83             : #endif
      84             :   template class GainColoredCompressorFilter<double>;
      85             :   template class GainFilter<GainColoredCompressorFilter<double>>;
      86             : }

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