eq.h

凌阳SPCE3200多媒体开发板自带源程序。共安排了32个子目录

#ifndef __ZOLZEREQ_H__
#define __ZOLZEREQ_H__

#define EQ_NORMAL_MODE	0
#define EQ_CLASSIC_MODE	1
#define EQ_POP_MODE		2
#define EQ_BASS_MODE	3
#define EQ_ROCK_MODE    4
#define EQ_CUSTOM_MODE	5

const char *eq_version_string(void);

int eq_init(int sample_freq, int band_number);

int eq_change_effect(int eq_effect_index);

int eq_custom_init(int custom_gain[7]);

int eq_read_effect_index(void);

int eq_read_band_number(void);

void eq_run_stereo(short output16_stereo[][2], short input16_stereo[][2], unsigned length);

void eq_run_mono(short output16_mono[], short input16_mono[], unsigned length);

void eq_read_band_value(int band_value[2][7]);

#endif

//#define	EQ_ON	1