+ sink = agl_utils_get_alsa_sink (u, to->paname);
+ if (!sink) {
+ pa_log("sink output not found!!!!");
+ sink = agl_utils_get_primary_alsa_sink (u);
+ //break;
+ }
+ source = agl_utils_get_null_source (u, from->nullsink);
+ from->loopnode = agl_loopnode_create (u, AGL_LOOPNODE_SINK, from->index, source->index, sink->index);