ad_base.c

/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
/* ====================================================================
 * Copyright (c) 1999-2001 Carnegie Mellon University.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 *
 * 1. Redistributions of source code must retain the above copyright
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 *
 * 2. Redistributions in binary form must reproduce the above copyright
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 *    distribution.
 *
 * This work was supported in part by funding from the Defense Advanced 
 * Research Projects Agency and the National Science Foundation of the 
 * United States of America, and the CMU Sphinx Speech Consortium.
 *
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/*
 * ad.c -- Wraps a "sphinx-II standard" audio interface around the basic audio
 *              utilities.
 *
 * HISTORY
 * 
 * 11-Jun-96    M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon University.
 *              Modified to conform to new A/D API.
 * 
 * 12-May-96    M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon University.
 *              Dummy template created.
 */

#include <stdio.h>
#include <string.h>
#include <config.h>

#include "prim_type.h"
#include "ad.h"

struct ad_rec_s {
    int32 sps;          
    int32 bps;          
};

ad_rec_t *
ad_open_dev(const char *dev, int32 samples_per_sec)
{
    fprintf(stderr, "A/D library not implemented\n");
    return NULL;
}


ad_rec_t *
ad_open_sps(int32 samples_per_sec)
{
    fprintf(stderr, "A/D library not implemented\n");
    return NULL;
}

ad_rec_t *
ad_open(void)
{
    return ad_open_sps(DEFAULT_SAMPLES_PER_SEC);
}


int32
ad_start_rec(ad_rec_t * r)
{
    return -1;
}


int32
ad_stop_rec(ad_rec_t * r)
{
    return -1;
}


int32
ad_read(ad_rec_t * r, int16 * buf, int32 max)
{
    return -1;
}


int32
ad_close(ad_rec_t * r)
{
    return 0;
}