sinsy/lib/hts_engine_API/HtsEngine.h

/* ----------------------------------------------------------------- */
/*           The HMM-Based Singing Voice Synthesis System "Sinsy"    */
/*           developed by Sinsy Working Group                        */
/*           http://sinsy.sourceforge.net/                           */
/* ----------------------------------------------------------------- */
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/*                           Department of Computer Science          */
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#ifndef SINSY_HTS_ENGINE_H_
#define SINSY_HTS_ENGINE_H_

#ifdef HAVE_HTS

#include <vector>
#include <string>
#include "util_log.h"
#include "HTS_engine.h"

namespace sinsy
{
class LabelStrings;
class SynthConditionImpl;

class HtsEngine
{
public:
   //! constructor
   HtsEngine();

   //! destructor
   virtual ~HtsEngine();

   //! reset
   void reset();

   //! load voices
   bool load(const std::vector<std::string>&);

   //! synthesize
   bool synthesize(const LabelStrings& label, SynthConditionImpl& condition);

   //! stop synthesizing
   void stop();

   //! reset stop flag
   void resetStopFlag();

   //! set alpha
   bool setAlpha(double);

   //! set tone
   bool setTone(double);

   //! set speed
   bool setSpeed(double);

   //! set volume
   bool setVolume(double);

   //! set interpolation weight
   bool setInterpolationWeight(size_t, double);

private:
   //! copy constructor (donot use)
   explicit HtsEngine(const HtsEngine&);

   //! assignment operator (donot use)
   HtsEngine& operator=(const HtsEngine&);

   //! initialize
   void init();

   //! clear
   void clear();

   //! hts_engine API
   HTS_Engine engine;

   //! default frame period
   size_t fperiod;
};

};

#endif

#endif // SINSY_HTS_ENGINE_H_