#ifndef SYNTHESIS_FILTER_H#define SYNTHESIS_FILTER_Hclass SynthesisFilter {  static const real d[512];  static const real n[32][31];  real v1[512], v2[512];  real *actual_v;			// v1 or v2  uint32 actual_write_pos;		// 0-15  real	 samples[32];			// max. 32 new subband samples  uint32 subbandnumbers[32];		// subbandnumbers of new samples  uint32 number_of_samples;		// number of elements in samples[] and subbandnumbers[]  uint32 channel;  real	 scalefactor;  uint32 range_violations;  real	 max_violation;  uint32 written_samples;  void compute_new_v (real *);  void compute_pcm_samples (Obuffer *); public:	SynthesisFilter (uint32 channelnumber, real scalefactor = 32768.0);	// the scalefactor scales the calculated float pcm samples to short values	// (raw pcm samples are in [-1.0, 1.0], if no violations occur)  void	input_sample (real sample, uint32 subbandnumber){    samples[number_of_samples] = sample;    subbandnumbers[number_of_samples++] = subbandnumber;  };  void	calculate_pcm_samples (Obuffer *);	// calculate 32 PCM samples and put the into the Obuffer-object  uint32 violations (void) { return range_violations; }  real	 hardest_violation (void) { return max_violation; }  uint32 recommended_scalefactor (void) { return (uint32)(32768.0 / max_violation); }  real	 seconds_played (uint32 frequency){    return (real)written_samples / (real)frequency;  }};#endif