#ifndef _LPC_to_Spectrum_h_
#define _LPC_to_Spectrum_h_

/*David Weenink, 24 feb 1998 */

#include "LPC.h"
#include "Spectrum.h"

int LPC_Frame_into_Spectrum (LPC_Frame me, Spectrum thee, double bandwidthReduction,
	double deEmphasisFrequency);
	
Spectrum LPC_to_Spectrum (LPC me, double t, double dfMin, double bandwidthReduction,
	double deEmphasisFrequency);
	
Spectrum LPC_to_Spectrum2 (LPC me, double t, double dfMin, double bandwidthReduction);
/* if(dfMin >= 0) df <= dfMin else df = NyquistFrequency / 512 */
/* integration radius r = exp (- pi * bandwidthReduction / samplingFrequency) */

int LPC_Frame_into_Spectrum2 (LPC_Frame me, Spectrum thee, double bandwidthReduction);

#endif /* _LPC_and_Spectrum_h_ */
