30 lines
833 B
C
30 lines
833 B
C
/**
|
|
* @file rem_au.h Basic audio types
|
|
*
|
|
* Copyright (C) 2010 Creytiv.com
|
|
*/
|
|
|
|
|
|
/** Audio formats */
|
|
enum aufmt {
|
|
AUFMT_S16LE, /**< Signed 16-bit PCM */
|
|
AUFMT_S32LE, /**< Signed 32-bit PCM */
|
|
AUFMT_PCMA, /**< G.711 A-law */
|
|
AUFMT_PCMU, /**< G.711 U-law */
|
|
AUFMT_FLOAT, /**< Float 32 bit (CPU endian) */
|
|
AUFMT_S24_3LE,/**< Signed 24bit Little Endian in 3bytes format */
|
|
AUFMT_RAW, /**< RAW PCM */
|
|
};
|
|
|
|
size_t aufmt_sample_size(enum aufmt fmt);
|
|
const char *aufmt_name(enum aufmt fmt);
|
|
|
|
uint32_t au_calc_nsamp(uint32_t srate, uint8_t channels, uint16_t ptime);
|
|
|
|
/* todo: remove backwards wrapper later */
|
|
static inline uint32_t calc_nsamp(uint32_t srate, uint8_t channels,
|
|
uint16_t ptime)
|
|
{
|
|
return au_calc_nsamp(srate, channels, ptime);
|
|
}
|