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// -------------------------------------------------------------------------
//
// Copyright (C) 2009 Fons Adriaensen <fons@linuxaudio.org>
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// -------------------------------------------------------------------------


#ifndef __AUDIOFILE_H
#define __AUDIOFILE_H


#include <stdio.h>
#include <stdint.h>
#include <sndfile.h>


class Audiofile
{
public:

    enum
    {
        MODE_NONE,
MODE_READ,
MODE_WRITE
    };

    enum
    {
TYPE_OTHER,
TYPE_CAF,
        TYPE_WAV,
        TYPE_AMB
    };

    enum
    {
FORM_OTHER,
        FORM_16BIT,
FORM_24BIT,
FORM_32BIT,
        FORM_FLOAT
    };

    enum
    {
        ERR_NONE = 0,
ERR_MODE = -1,
ERR_TYPE = -2,
ERR_FORM = -3,
ERR_OPEN = -4,
ERR_SEEK = -5,
ERR_DATA = -6,
ERR_READ = -7,
ERR_WRITE = -8
    };

    Audiofile (void);
    ~Audiofile (void);

    int mode (void) const { return _mode; }
    int type (void) const { return _type; }
    int form (void) const { return _form; }
    int rate (void) const { return _rate; }
    int chan (void) const { return _chan; }
    uint32_t size (void) const { return _size; }

    int open_read (const char *name);
    int open_write (const char *name, int type, int form, int rate, int chan);
    int close (void);

    int seek (uint32_t posit);
    int read (float *data, uint32_t frames);
    int write (float *data, uint32_t frames);

private:

    void reset (void);

    SNDFILE *_sndfile;
    int _mode;
    int _type;
    int _form;
    int _rate;
    int _chan;
    uint32_t _size;
};


#endif

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