/*
* Copyright (c) 2015 Jiri Svoboda
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** @addtogroup libriff
* @{
*/
/**
* @file Waveform Audio File Format (WAVE) types.
*/
#ifndef RIFF_TYPES_WAVE_H
#define RIFF_TYPES_WAVE_H
#include <stdint.h>
#include <types/riff/chunk.h>
/** WAVE format chunk data
*
* Actual data structure in the RIFF file
*/
typedef struct {
/** Format category */
uint16_t format_tag;
/** Number of channels */
uint16_t channels;
/** Sampling rate */
uint32_t smp_sec;
/** For buffer estimation */
uint32_t avg_bytes_sec;
/** Data block size */
uint16_t block_align;
/** Bits per sample (PCM only) */
uint16_t bits_smp;
} rwave_fmt_t;
/** RIFF WAVE params
*
* Used by the API
*/
typedef struct {
/** Number of channels */
int channels;
/** Number of bits per sample */
int bits_smp;
/** Sample frequency in Hz */
int smp_freq;
} rwave_params_t;
/** RIFF WAVE writer */
typedef struct {
/** RIFF writer */
riffw_t *rw;
/** Buffer size in bytes */
size_t bufsize;
/** Conversion buffer */
void *buf;
/** WAVE file parameters */
rwave_params_t params;
/** RIFF WAVE chunk */
riff_wchunk_t wave;
/** data chunk */
riff_wchunk_t data;
} rwavew_t;
/** RIFF WAVE reader */
typedef struct {
/** RIFF reader */
riffr_t *rr;
/** RIFF WAVE chunk */
riff_rchunk_t wave;
/** data chunk */
riff_rchunk_t data;
} rwaver_t;
#endif
/** @}
*/