/*

    SDL - Simple DirectMedia Layer

    Copyright (C) 1997-2006 Sam Lantinga

    This library is SDL_free software; you can redistribute it and/or

    modify it under the terms of the GNU Lesser General Public

    License as published by the Free Software Foundation; either

    version 2.1 of the License, or (at your option) any later version.

    This library 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

    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public

    License along with this library; if not, write to the Free Software

    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga

    slouken@libsdl.org

*/

#include "SDL_config.h"

/* WAVE files are little-endian */

/*******************************************/

/* Define values for Microsoft WAVE format */

/*******************************************/

#define RIFF		0x46464952      /* "RIFF" */

#define WAVE		0x45564157      /* "WAVE" */

#define FACT		0x74636166      /* "fact" */

#define LIST		0x5453494c      /* "LIST" */

#define FMT		0x20746D66      /* "fmt " */

#define DATA		0x61746164      /* "data" */

#define PCM_CODE	0x0001

#define MS_ADPCM_CODE	0x0002

#define IEEE_FLOAT_CODE	0x0003

#define IMA_ADPCM_CODE	0x0011

#define MP3_CODE	0x0055

#define WAVE_MONO	1

#define WAVE_STEREO	2

/* Normally, these three chunks come consecutively in a WAVE file */

typedef struct WaveFMT

{

/* Not saved in the chunk we read:

	Uint32	FMTchunk;

	Uint32	fmtlen;

*/

    Uint16 encoding;

    Uint16 channels;            /* 1 = mono, 2 = stereo */

    Uint32 frequency;           /* One of 11025, 22050, or 44100 Hz */

    Uint32 byterate;            /* Average bytes per second */

    Uint16 blockalign;          /* Bytes per sample block */

    Uint16 bitspersample;       /* One of 8, 12, 16, or 4 for ADPCM */

} WaveFMT;

/* The general chunk found in the WAVE file */

typedef struct Chunk

{

    Uint32 magic;

    Uint32 length;

    Uint8 *data;

} Chunk;

/* vi: set ts=4 sw=4 expandtab: */