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/**
* @file winwave.c Windows sound driver
*
* Copyright (C) 2010 Alfred E. Heggestad
*/
#include <re.h>
#include <rem.h>
#include <windows.h>
#include <mmsystem.h>
#include <mmreg.h>
#include <baresip.h>
#include "winwave.h"
/**
* @defgroup winwave winwave
*
* Windows audio driver module
*
*/
static struct ausrc *ausrc;
static struct auplay *auplay;
int winwave_enum_devices(const char *name, struct list *dev_list,
unsigned int *dev,
unsigned int (winwave_get_num_devs)(void),
int (winwave_get_dev_name)(unsigned int, char*))
{
/* The szPname member of the WAVEINCAPS/WAVEOUTCAPS structures
is limited to MAXPNAMELEN characters, which is defined as 32 */
char dev_name[32];
int err = 0;
unsigned int i, nDevices = winwave_get_num_devs();
if (!dev_list && !dev)
return EINVAL;
if (dev) {
*dev = WAVE_MAPPER;
if (!str_isset(name)) {
return 0;
}
}
for (i=0; i<nDevices; i++) {
err = winwave_get_dev_name (i, dev_name);
if (err)
break;
if (dev) {
if (!str_casecmp(name, dev_name)) {
*dev = i;
break;
}
}
else {
err = mediadev_add(dev_list, dev_name);
if (err) {
break;
}
}
}
return err;
}
unsigned winwave_get_format(enum aufmt fmt)
{
switch (fmt) {
case AUFMT_S16LE: return WAVE_FORMAT_PCM;
case AUFMT_FLOAT: return WAVE_FORMAT_IEEE_FLOAT;
default: return WAVE_FORMAT_UNKNOWN;
}
}
static int ww_init(void)
{
int play_dev_count, src_dev_count;
int err;
play_dev_count = waveOutGetNumDevs();
src_dev_count = waveInGetNumDevs();
info("winwave: output devices: %d, input devices: %d\n",
play_dev_count, src_dev_count);
err = ausrc_register(&ausrc, baresip_ausrcl(),
"winwave", winwave_src_alloc);
err |= auplay_register(&auplay, baresip_auplayl(),
"winwave", winwave_play_alloc);
if (err)
return err;
err = winwave_player_init(auplay);
err |= winwave_src_init(ausrc);
return err;
}
static int ww_close(void)
{
ausrc = mem_deref(ausrc);
auplay = mem_deref(auplay);
return 0;
}
EXPORT_SYM const struct mod_export DECL_EXPORTS(winwave) = {
"winwave",
"sound",
ww_init,
ww_close
};
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