tomwalters@284: // Copyright 2010, Thomas Walters
tomwalters@284: //
tomwalters@284: // AIM-C: A C++ implementation of the Auditory Image Model
tomwalters@284: // http://www.acousticscale.org/AIMC
tomwalters@284: //
tomwalters@284: // This program is free software: you can redistribute it and/or modify
tomwalters@284: // it under the terms of the GNU General Public License as published by
tomwalters@284: // the Free Software Foundation, either version 3 of the License, or
tomwalters@284: // (at your option) any later version.
tomwalters@284: //
tomwalters@284: // This program is distributed in the hope that it will be useful,
tomwalters@284: // but WITHOUT ANY WARRANTY; without even the implied warranty of
tomwalters@284: // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
tomwalters@284: // GNU General Public License for more details.
tomwalters@284: //
tomwalters@284: // You should have received a copy of the GNU General Public License
tomwalters@284: // along with this program.  If not, see <http://www.gnu.org/licenses/>.
tomwalters@284: 
tomwalters@284: /*!
tomwalters@284:  * \author Thomas Walters <tom@acousticscale.org>
tomwalters@284:  * \date created 2010/02/19
tomwalters@284:  * \version \$Id$
tomwalters@284:  */
tomwalters@284: 
tomwalters@284: #ifndef AIMC_MODULES_SSI_SSI_H_
tomwalters@284: #define AIMC_MODULES_SSI_SSI_H_
tomwalters@284: 
tomwalters@284: #include "Support/Module.h"
tomwalters@284: 
tomwalters@284: namespace aimc {
tomwalters@284: using std::vector;
tomwalters@284: class ModuleSSI : public Module {
tomwalters@284:  public:
tomwalters@284:   explicit ModuleSSI(Parameters *pParam);
tomwalters@284:   virtual ~ModuleSSI();
tomwalters@284: 
tomwalters@284:   /*! \brief Process a buffer
tomwalters@284:    */
tomwalters@284:   virtual void Process(const SignalBank &input);
tomwalters@284: 
tomwalters@284:  private:
tomwalters@284:   /*! \brief Reset the internal state of the module
tomwalters@284:    */
tomwalters@284:   virtual void ResetInternal();
tomwalters@284: 
tomwalters@284:   /*! \brief Prepare the module
tomwalters@284:    *  \param input Input signal
tomwalters@284:    *  \param output true on success false on failure
tomwalters@284:    */
tomwalters@284:   virtual bool InitializeInternal(const SignalBank &input);
tomwalters@284: 
tomwalters@305:   int ExtractPitchIndex(const SignalBank &input) const;
tomwalters@305: 
tomwalters@284:   float sample_rate_;
tomwalters@284:   int buffer_length_;
tomwalters@284:   int channel_count_;
tomwalters@287:   int ssi_width_samples_;
tomwalters@287:   float ssi_width_cycles_;
tomwalters@305:   float pivot_cf_;
tomwalters@284: 
tomwalters@284:   bool do_pitch_cutoff_;
tomwalters@305:   bool weight_by_cutoff_;
tomwalters@305:   bool weight_by_scaling_;
tomwalters@305:   bool log_cycles_axis_;
tomwalters@305:   float pitch_search_start_ms_;
tomwalters@284: };
tomwalters@284: }  // namespace aimc
tomwalters@284: 
tomwalters@284: #endif  // AIMC_MODULES_SSI_SSI_H_