/*
* Create sound port.
*/
PJ_DEF(pj_status_t) pjmedia_snd_port_create2(pj_pool_t *pool,
const pjmedia_aud_param *prm,
pjmedia_snd_port **p_port)
{
pjmedia_snd_port *snd_port;
pj_status_t status;
PJ_ASSERT_RETURN(pool && prm && p_port, PJ_EINVAL);
snd_port = PJ_POOL_ZALLOC_T(pool, pjmedia_snd_port);
PJ_ASSERT_RETURN(snd_port, PJ_ENOMEM);
snd_port->dir = prm->dir;
snd_port->rec_id = prm->rec_id;
snd_port->play_id = prm->play_id;
snd_port->dir = PJMEDIA_DIR_CAPTURE_PLAYBACK;
snd_port->clock_rate = prm->clock_rate;
snd_port->channel_count = prm->channel_count;
snd_port->samples_per_frame = prm->samples_per_frame;
snd_port->bits_per_sample = prm->bits_per_sample;
pj_memcpy(&snd_port->aud_param, prm, sizeof(*prm));
/* Start sound device immediately.
* If there's no port connected, the sound callback will return
* empty signal.
*/
status = start_sound_device( pool, snd_port );
if (status != PJ_SUCCESS) {
pjmedia_snd_port_destroy(snd_port);
return status;
}
*p_port = snd_port;
return PJ_SUCCESS;
}
/*
* Create sound port.
*/
PJ_DEF(pj_status_t) pjmedia_snd_port_create2(pj_pool_t *pool,
const pjmedia_snd_port_param *prm,
pjmedia_snd_port **p_port)
{
pjmedia_snd_port *snd_port;
pj_status_t status;
unsigned ptime_usec;
PJ_ASSERT_RETURN(pool && prm && p_port, PJ_EINVAL);
snd_port = PJ_POOL_ZALLOC_T(pool, pjmedia_snd_port);
PJ_ASSERT_RETURN(snd_port, PJ_ENOMEM);
snd_port->dir = prm->base.dir;
snd_port->rec_id = prm->base.rec_id;
snd_port->play_id = prm->base.play_id;
snd_port->clock_rate = prm->base.clock_rate;
snd_port->channel_count = prm->base.channel_count;
snd_port->samples_per_frame = prm->base.samples_per_frame;
snd_port->bits_per_sample = prm->base.bits_per_sample;
pj_memcpy(&snd_port->aud_param, &prm->base, sizeof(snd_port->aud_param));
snd_port->options = prm->options;
snd_port->prm_ec_options = prm->ec_options;
snd_port->user_data = prm->user_data;
snd_port->on_play_frame = prm->on_play_frame;
snd_port->on_rec_frame = prm->on_rec_frame;
ptime_usec = prm->base.samples_per_frame * 1000 / prm->base.channel_count /
prm->base.clock_rate * 1000;
pjmedia_clock_src_init(&snd_port->cap_clocksrc, PJMEDIA_TYPE_AUDIO,
snd_port->clock_rate, ptime_usec);
pjmedia_clock_src_init(&snd_port->play_clocksrc, PJMEDIA_TYPE_AUDIO,
snd_port->clock_rate, ptime_usec);
/* Start sound device immediately.
* If there's no port connected, the sound callback will return
* empty signal.
*/
status = start_sound_device( pool, snd_port );
if (status != PJ_SUCCESS) {
pjmedia_snd_port_destroy(snd_port);
return status;
}
*p_port = snd_port;
return PJ_SUCCESS;
}
