/* API: Initialize the audio device parameters with default values for the
* specified device.
*/
PJ_DEF(pj_status_t) pjmedia_aud_dev_default_param(pjmedia_aud_dev_index id,
pjmedia_aud_param *param)
{
pjmedia_aud_dev_factory *f;
unsigned index;
pj_status_t status;
PJ_ASSERT_RETURN(param && id!=PJMEDIA_AUD_INVALID_DEV, PJ_EINVAL);
//PJ_ASSERT_RETURN(aud_subsys.pf, PJMEDIA_EAUD_INIT);
// DEAN don't assertion
if (!aud_subsys.pf)
return PJMEDIA_EAUD_INIT;
status = lookup_dev(id, &f, &index);
if (status != PJ_SUCCESS)
return status;
status = f->op->default_param(f, index, param);
if (status != PJ_SUCCESS)
return status;
/* Normalize device IDs */
make_global_index(f->sys.drv_idx, ¶m->rec_id);
make_global_index(f->sys.drv_idx, ¶m->play_id);
return PJ_SUCCESS;
}
/* API: Initialize the video device parameters with default values for the
* specified device.
*/
PJ_DEF(pj_status_t) pjmedia_vid_dev_default_param(pj_pool_t *pool,
pjmedia_vid_dev_index id,
pjmedia_vid_dev_param *param)
{
pjmedia_vid_dev_factory *f;
unsigned index;
pj_status_t status;
PJ_ASSERT_RETURN(param, PJ_EINVAL);
PJ_ASSERT_RETURN(vid_subsys.pf, PJMEDIA_EVID_INIT);
if (id <= PJMEDIA_VID_INVALID_DEV)
return PJMEDIA_EVID_INVDEV;
status = lookup_dev(id, &f, &index);
if (status != PJ_SUCCESS)
return status;
status = f->op->default_param(pool, f, index, param);
if (status != PJ_SUCCESS)
return status;
/* Normalize device IDs */
make_global_index(f->sys.drv_idx, ¶m->cap_id);
make_global_index(f->sys.drv_idx, ¶m->rend_id);
return PJ_SUCCESS;
}
/* Internal: lookup device id */
static pj_status_t lookup_dev(pjmedia_aud_dev_index id,
pjmedia_aud_dev_factory **p_f,
unsigned *p_local_index)
{
int f_id, index;
if (id < 0) {
unsigned i;
if (id == PJMEDIA_AUD_INVALID_DEV)
return PJMEDIA_EAUD_INVDEV;
for (i=0; i<aud_subsys.drv_cnt; ++i) {
struct driver *drv = &aud_subsys.drv[i];
if (drv->dev_idx >= 0) {
id = drv->dev_idx;
make_global_index(i, &id);
break;
} else if (id==PJMEDIA_AUD_DEFAULT_CAPTURE_DEV &&
drv->rec_dev_idx >= 0)
{
id = drv->rec_dev_idx;
make_global_index(i, &id);
break;
} else if (id==PJMEDIA_AUD_DEFAULT_PLAYBACK_DEV &&
drv->play_dev_idx >= 0)
{
id = drv->play_dev_idx;
make_global_index(i, &id);
break;
}
}
if (id < 0) {
return PJMEDIA_EAUD_NODEFDEV;
}
}
f_id = GET_FID(aud_subsys.dev_list[id]);
index = GET_INDEX(aud_subsys.dev_list[id]);
if (f_id < 0 || f_id >= (int)aud_subsys.drv_cnt)
return PJMEDIA_EAUD_INVDEV;
if (index < 0 || index >= (int)aud_subsys.drv[f_id].dev_cnt)
return PJMEDIA_EAUD_INVDEV;
*p_f = aud_subsys.drv[f_id].f;
*p_local_index = (unsigned)index;
return PJ_SUCCESS;
}
/* Internal: lookup device id */
static pj_status_t lookup_dev(pjmedia_vid_dev_index id,
pjmedia_vid_dev_factory **p_f,
unsigned *p_local_index)
{
int f_id, index;
if (id < 0) {
unsigned i;
if (id <= PJMEDIA_VID_INVALID_DEV)
return PJMEDIA_EVID_INVDEV;
for (i=0; i<vid_subsys.drv_cnt; ++i) {
pjmedia_vid_driver *drv = &vid_subsys.drv[i];
if (id==PJMEDIA_VID_DEFAULT_CAPTURE_DEV &&
drv->cap_dev_idx >= 0)
{
id = drv->cap_dev_idx;
make_global_index(i, &id);
break;
} else if (id==PJMEDIA_VID_DEFAULT_RENDER_DEV &&
drv->rend_dev_idx >= 0)
{
id = drv->rend_dev_idx;
make_global_index(i, &id);
break;
}
}
if (id < 0) {
return PJMEDIA_EVID_NODEFDEV;
}
}
f_id = GET_FID(vid_subsys.dev_list[id]);
index = GET_INDEX(vid_subsys.dev_list[id]);
if (f_id < 0 || f_id >= (int)vid_subsys.drv_cnt)
return PJMEDIA_EVID_INVDEV;
if (index < 0 || index >= (int)vid_subsys.drv[f_id].dev_cnt)
return PJMEDIA_EVID_INVDEV;
*p_f = vid_subsys.drv[f_id].f;
*p_local_index = (unsigned)index;
return PJ_SUCCESS;
}
/* API: Get device information. */
PJ_DEF(pj_status_t) pjmedia_vid_dev_get_info(pjmedia_vid_dev_index id,
pjmedia_vid_dev_info *info)
{
pjmedia_vid_dev_factory *f;
unsigned index;
pj_status_t status;
PJ_ASSERT_RETURN(info, PJ_EINVAL);
PJ_ASSERT_RETURN(vid_subsys.pf, PJMEDIA_EVID_INIT);
if (id <= PJMEDIA_VID_INVALID_DEV)
return PJMEDIA_EVID_INVDEV;
status = lookup_dev(id, &f, &index);
if (status != PJ_SUCCESS)
return status;
status = f->op->get_dev_info(f, index, info);
/* Make sure device ID is the real ID (not PJMEDIA_VID_DEFAULT_*_DEV) */
info->id = index;
make_global_index(f->sys.drv_idx, &info->id);
return status;
}
pjmedia_vid_dev_get_global_index(const pjmedia_vid_dev_factory *f,
unsigned local_idx,
pjmedia_vid_dev_index *pid)
{
PJ_ASSERT_RETURN(f->sys.drv_idx >= 0 && f->sys.drv_idx < MAX_DRIVERS,
PJ_EINVALIDOP);
*pid = local_idx;
return make_global_index(f->sys.drv_idx, pid);
}
/* API: Get the running parameters for the specified audio stream. */
PJ_DEF(pj_status_t) pjmedia_aud_stream_get_param(pjmedia_aud_stream *strm,
pjmedia_aud_param *param)
{
pj_status_t status;
PJ_ASSERT_RETURN(strm && param, PJ_EINVAL);
PJ_ASSERT_RETURN(aud_subsys.pf, PJMEDIA_EAUD_INIT);
status = strm->op->get_param(strm, param);
if (status != PJ_SUCCESS)
return status;
/* Normalize device id's */
make_global_index(strm->sys.drv_idx, ¶m->rec_id);
make_global_index(strm->sys.drv_idx, ¶m->play_id);
return PJ_SUCCESS;
}
/* API: find device */
PJ_DEF(pj_status_t) pjmedia_aud_dev_lookup( const char *drv_name,
const char *dev_name,
pjmedia_aud_dev_index *id)
{
pjmedia_aud_dev_factory *f = NULL;
unsigned drv_idx, dev_idx;
PJ_ASSERT_RETURN(drv_name && dev_name && id, PJ_EINVAL);
//PJ_ASSERT_RETURN(aud_subsys.pf, PJMEDIA_EAUD_INIT);
// DEAN don't assertion
if (!aud_subsys.pf)
return PJMEDIA_EAUD_INIT;
for (drv_idx=0; drv_idx<aud_subsys.drv_cnt; ++drv_idx) {
if (!pj_ansi_stricmp(drv_name, aud_subsys.drv[drv_idx].name)) {
f = aud_subsys.drv[drv_idx].f;
break;
}
}
if (!f)
{
PJ_LOG(4, (THIS_FILE, "pjmedia_aud_dev_lookup() pjmedia_aud_dev_factory not found."));
return PJ_ENOTFOUND;
}
for (dev_idx=0; dev_idx<aud_subsys.drv[drv_idx].dev_cnt; ++dev_idx) {
pjmedia_aud_dev_info info;
pj_status_t status;
status = f->op->get_dev_info(f, dev_idx, &info);
if (status != PJ_SUCCESS)
return status;
if (!pj_ansi_stricmp(dev_name, info.name))
break;
}
if (dev_idx==aud_subsys.drv[drv_idx].dev_cnt)
{
PJ_LOG(4, (THIS_FILE, "pjmedia_aud_dev_lookup() aud_subsys.drv not found."));
return PJ_ENOTFOUND;
}
*id = dev_idx;
make_global_index(drv_idx, id);
return PJ_SUCCESS;
}
/* API: find device */
PJ_DEF(pj_status_t) pjmedia_vid_dev_lookup( const char *drv_name,
const char *dev_name,
pjmedia_vid_dev_index *id)
{
pjmedia_vid_dev_factory *f = NULL;
unsigned drv_idx, dev_idx;
PJ_ASSERT_RETURN(drv_name && dev_name && id, PJ_EINVAL);
PJ_ASSERT_RETURN(vid_subsys.pf, PJMEDIA_EVID_INIT);
for (drv_idx=0; drv_idx<vid_subsys.drv_cnt; ++drv_idx) {
if (!pj_ansi_stricmp(drv_name, vid_subsys.drv[drv_idx].name))
{
f = vid_subsys.drv[drv_idx].f;
break;
}
}
if (!f)
return PJ_ENOTFOUND;
for (dev_idx=0; dev_idx<vid_subsys.drv[drv_idx].dev_cnt; ++dev_idx)
{
pjmedia_vid_dev_info info;
pj_status_t status;
status = f->op->get_dev_info(f, dev_idx, &info);
if (status != PJ_SUCCESS)
return status;
if (!pj_ansi_stricmp(dev_name, info.name))
break;
}
if (dev_idx==vid_subsys.drv[drv_idx].dev_cnt)
return PJ_ENOTFOUND;
*id = dev_idx;
make_global_index(drv_idx, id);
return PJ_SUCCESS;
}
