Optimizations mostly in the conference bridge (gained more than 3x faster)

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@513 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjsip/src/pjsua-lib/pjsua_media.c b/pjsip/src/pjsua-lib/pjsua_media.c
index f5c3c9b..2dddd63 100644
--- a/pjsip/src/pjsua-lib/pjsua_media.c
+++ b/pjsip/src/pjsua-lib/pjsua_media.c
@@ -548,11 +548,9 @@
     info->bits_per_sample = cinfo.bits_per_sample;
 
     /* Build array of listeners */
-    count = pjsua_var.media_cfg.max_media_ports;
-    for (i=0; i<count; ++i) {
-	if (cinfo.listener[i]) {
-	    info->listeners[info->listener_cnt++] = i;
-	}
+    info->listener_cnt = cinfo.listener_cnt;
+    for (i=0; i<cinfo.listener_cnt; ++i) {
+	info->listeners[i] = cinfo.listener_slots[i];
     }
 
     return PJ_SUCCESS;