/* * FAAC - Freeware Advanced Audio Coder * Copyright (C) 2001 Menno Bakker * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU * Lesser General Public License for more details.  * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA * * $Id: psych.h,v 1.15 2009/06/05 16:32:15 menno Exp $ */ #ifndef PSYCH_H#define PSYCH_H #ifdef __cplusplusextern "C" {#endif /* __cplusplus */ #ifndef M_PI#define M_PI        3.14159265358979323846#endif #include "coder.h"#include "channels.h"#include "fft.h" typedef struct {	int size;	int sizeS; 	/* Previous input samples */	double *prevSamples; 	int block_type;         void *data;} PsyInfo; typedef struct {	double sampleRate; 	/* Hann window */	double *hannWindow;	double *hannWindowS;         void *data;} GlobalPsyInfo; typedef struct {void (*PsyInit) (GlobalPsyInfo *gpsyInfo, PsyInfo *psyInfo,		unsigned int numChannels, unsigned int sampleRate,		int *cb_width_long, int num_cb_long,		int *cb_width_short, int num_cb_short);void (*PsyEnd) (GlobalPsyInfo *gpsyInfo, PsyInfo *psyInfo,		unsigned int numChannels);void (*PsyCalculate) (ChannelInfo *channelInfo, GlobalPsyInfo *gpsyInfo,		PsyInfo *psyInfo, int *cb_width_long, int num_cb_long,		int *cb_width_short, int num_cb_short,		unsigned int numChannels, double quality);void (*PsyBufferUpdate) ( FFT_Tables *fft_tables, GlobalPsyInfo * gpsyInfo, PsyInfo * psyInfo,		double *newSamples, unsigned int bandwidth,		int *cb_width_short, int num_cb_short);void (*BlockSwitch) (CoderInfo *coderInfo, PsyInfo *psyInfo,		unsigned int numChannels);} psymodel_t; extern psymodel_t psymodel2; #ifdef __cplusplus}#endif /* __cplusplus */ #endif /* PSYCH_H */