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delay.h

/*
 * (c) Copyright 2002, 2006 -- Anders Torger
 *
 * This program is open source. For license terms, see the LICENSE file.
 *
 */
#ifndef _DELAY_H_
#define _DELAY_H_

#include "defs.h"

typedef struct _delaybuffer_t_ delaybuffer_t;

/* optional_target_buf has sample_spacing == 1 */
void
delay_update(delaybuffer_t *db,
           void *buf,        
           int sample_size,
           int sample_spacing,
           int delay,
           void *optional_target_buf);

delaybuffer_t *
delay_allocate_buffer(int fragment_size,
                  int initdelay,
                  int maxdelay,
                  int sample_size);

int
delay_subsample_filterblocksize(void);

void
delay_subsample_update(void *buf,
                       void *rest,
                       int subdelay);

bool_t
delay_subsample_init(int step_count,
                     int half_filter_length,
                     double kaiser_beta,
                     int fragment_size,
                     int _realsize);

#endif

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