pdsplayback.h

/*
 * pdsplayback.h
 * 
 * Copyright 2011 Fernando Pujaico Rivera <fernando.pujaico.rivera@gmail.com>
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 * 
 */

#ifndef __PDSPLAYBACK_H__
#define __PDSPLAYBACK_H__

#include <stdio.h>
#include <stdlib.h>
#include <pds/pdsra.h>
#include <pds/pdsdaglobal.h>
#include <pds/pdsdautils.h>
#include <alsa/asoundlib.h>

#ifdef __cplusplus
extern "C" {
#endif 

#ifndef TRUE

        #define TRUE 1
#endif

#ifndef FALSE

        #define FALSE 0
#endif

typedef struct
{
        char            *buffer1B;
        short           *buffer2B;
        int             *buffer4B;

        PdsDaNatural    samples;

        PdsDaNatural    bits;
        PdsDaNatural    bytes;

        PdsDaNatural    freq;

        snd_pcm_t       *playback_handle;
}PdsPlayback;


PdsPlayback *pds_playback_new(PdsDaNatural *freq,PdsDaNatural *bits);


int pds_playback_set_samples_buffer(PdsPlayback *A,PdsDaNatural samples);


int pds_playback_write(PdsPlayback *A,PdsVector *X);


void pds_playback_free(PdsPlayback *A);


void pds_playback_destroy(PdsPlayback **A);

#ifdef __cplusplus
}
#endif 


#endif /* __PDSPLAYBACK_H__ */