Line data    Source code

       1             : /**
       2             :  * \file ComplexConvertFilter.h
       3             :  */
       4             : 
       5             : #ifndef ATK_CORE_COMPLEXCONVERTFILTER_H
       6             : #define ATK_CORE_COMPLEXCONVERTFILTER_H
       7             : 
       8             : #include <ATK/Core/TypedBaseFilter.h>
       9             : #include <ATK/Core/config.h>
      10             : 
      11             : #include <complex>
      12             : 
      13             : namespace ATK
      14             : {
      15             :   /// Converts two real channels into a complex one
      16             :   template<typename DataType_>
      17             :   class ATK_CORE_EXPORT RealToComplexFilter final : public TypedBaseFilter<DataType_, std::complex<DataType_>>
      18             :   {
      19             :   protected:
      20             :     /// Simplify parent calls
      21             :     using Parent = TypedBaseFilter<DataType_, std::complex<DataType_>>;
      22             :     using Parent::converted_inputs;
      23             :     using Parent::outputs;
      24             :     using Parent::nb_input_ports;
      25             :     using Parent::nb_output_ports;
      26             : 
      27             :   public:
      28             :     /*!
      29             :      * @brief Constructor
      30             :      * @param nb_channels is the number of channels, equal to the number of output channels, half the number of input ones
      31             :      */
      32             :     explicit RealToComplexFilter(gsl::index nb_channels = 1);
      33             :     /// Destructor
      34           1 :     ~RealToComplexFilter() override = default;
      35             :     
      36             :   protected:
      37             :     void process_impl(gsl::index size) const final;
      38             :   };
      39             : 
      40             :   /// Converts a complex channels into a two real one
      41             :   template<typename DataType_>
      42             :   class ATK_CORE_EXPORT ComplexToRealFilter final : public TypedBaseFilter<std::complex<DataType_>, DataType_>
      43             :   {
      44             :   protected:
      45             :     /// Simplify parent calls
      46             :     using Parent = TypedBaseFilter<std::complex<DataType_>, DataType_>;
      47             :     using Parent::converted_inputs;
      48             :     using Parent::outputs;
      49             :     using Parent::nb_input_ports;
      50             :     using Parent::nb_output_ports;
      51             : 
      52             :   public:
      53             :     /*!
      54             :     * @brief Constructor
      55             :     * @param nb_channels is the number of channels, equal to the number of input channels, half the number of output ones
      56             :     */
      57             :     explicit ComplexToRealFilter(gsl::index nb_channels = 1);
      58             :     /// Destructor
      59           1 :     ~ComplexToRealFilter() override = default;
      60             : 
      61             :   protected:
      62             :     void process_impl(gsl::index size) const final;
      63             :   };
      64             : }
      65             : 
      66             : #endif